Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
180
FPUS55 KTFX 062357
ZFPTFX
Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
557 PM MDT Sun Sep 6 2026
Spot temperatures and probabilities of measurable precipitation
are for tonight, Labor Day, Monday night, and Tuesday.
MTZ301-071000-
East Glacier Park Region-
Including the cities of East Glacier Park, Kiowa, Babb,
Saint Mary, Marias Pass, and Logan Pass
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
.TONIGHT...Patchy fog through the night. Rain showers in the
evening. Slight chance of thunderstorms through the night. Chance
of rain showers after midnight. Lows 40 to 46. East winds up to
10 mph. Chance of precipitation near 100 percent.
.LABOR DAY...Patchy fog in the morning. Rain showers and slight
chance of thunderstorms. Near steady temperature in the mid 40s.
North winds up to 10 mph shifting to the west with gusts to
around 40 mph in the afternoon. Chance of precipitation near
100 percent.
.MONDAY NIGHT...Breezy. Rain showers. Near steady temperature in
the lower 40s. West winds 15 to 25 mph with gusts to around
50 mph. Chance of showers near 100 percent.
.TUESDAY...Cloudy. Rain showers in the morning, then chance of
rain showers in the afternoon. Highs 44 to 54. West winds 10 to
20 mph. Gusts up to 45 mph decreasing to 30 mph in the afternoon.
Chance of showers 90 percent.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 39 to 45. Southwest winds 10 to 15 mph with
gusts to around 35 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Windy. Mostly clear. Highs 53 to
63. Lows 45 to 51.
.THURSDAY...Windy. Mostly sunny. Highs 54 to 64.
.THURSDAY NIGHT...Colder. Partly cloudy with slight chance of
rain showers in the evening, then mostly cloudy with chance of
rain showers after midnight. Lows 38 to 44. Chance of showers
50 percent.
.FRIDAY...Rain showers likely in the morning, then rain showers
likely and slight chance of thunderstorms in the afternoon. Highs
45 to 53. Chance of precipitation 70 percent.
.FRIDAY NIGHT...Rain showers likely in the evening, then rain
showers and snow showers likely after midnight. Light snow
accumulations. Lows in the upper 30s. Chance of precipitation
70 percent.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain
showers and snow showers. Highs 41 to 51.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs 46 to 56.
$$
MTZ307-071000-
Southern Rocky Mountain Front-
Including the city of Rogers Pass
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Patchy fog through the night. Chance of thunderstorms
in the evening. Rain showers through the night. Slight chance of
thunderstorms after midnight. Some thunderstorms may be severe
late in the evening. Lows 39 to 45. Northeast winds up to 10 mph.
Chance of precipitation near 100 percent.
.LABOR DAY...Patchy fog in the morning. Rain showers and slight
chance of thunderstorms in the morning, then rain showers in the
afternoon. Near steady temperature in the mid 40s. West winds up
to 10 mph with gusts to around 30 mph increasing to 15 to 20 mph
with gusts to around 45 mph in the afternoon. Chance of
precipitation near 100 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 50 percent chance of
rain showers. Lows 36 to 42. West winds 15 to 25 mph with gusts
to around 60 mph.
.TUESDAY...Mostly cloudy with a 50 percent chance of rain
showers. Highs 47 to 57. West winds 10 to 15 mph. Gusts up to
50 mph decreasing to 30 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 36 to 42. West winds 5 to
10 mph with gusts to around 30 mph.
.WEDNESDAY THROUGH THURSDAY...Breezy. Mostly clear. Highs 57 to
68. Lows 43 to 49.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows 40 to 46.
.FRIDAY...Partly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 50 to 58. Chance of precipitation
50 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy with a 50 percent
chance of rain showers and snow showers. Lows 34 to 40. Highs
43 to 53.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows 33 to 39.
.SUNDAY...Partly sunny. Chance of rain showers and snow showers
in the morning, then chance of rain showers in the afternoon.
Highs 48 to 58. Chance of precipitation 30 percent.
$$
MTZ302-071000-
Northern High Plains-
Including the cities of Browning, Heart Butte, and Dupuyer
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
.TONIGHT...Rain showers likely in the evening. Slight chance of
thunderstorms through the night. Chance of rain showers after
midnight. Patchy fog in the late evening and overnight. Lows in
the mid 40s. Northwest winds up to 10 mph. Chance of
precipitation 70 percent.
.LABOR DAY...Breezy. Rain showers and slight chance of
thunderstorms. Highs in the mid 50s. Northwest winds 5 to 10 mph
with gusts to around 25 mph increasing to west 10 to 25 mph with
gusts to around 40 mph in the afternoon. Chance of precipitation
near 100 percent.
.MONDAY NIGHT...Windy. Rain showers. Lows in the mid 40s. West
winds 15 to 30 mph with gusts to around 50 mph. Chance of showers
near 100 percent.
.TUESDAY...Breezy. Mostly cloudy. Rain showers likely in the
morning, then chance of rain showers in the afternoon. Highs in
the upper 50s. West winds 15 to 25 mph. Gusts up to 45 mph in the
morning. Chance of showers 70 percent.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the mid 40s. West winds 10 to 15 mph with
gusts to around 30 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Breezy. Mostly clear. Highs in
the upper 60s. Lows around 50.
.THURSDAY...Breezy. Mostly sunny. Highs in the upper 60s.
.THURSDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows in the mid 40s. Chance of showers
50 percent.
.FRIDAY...Cooler. Mostly cloudy with a 50 percent chance of rain
showers. Highs in the mid 50s.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then rain showers likely after midnight. Lows in the
upper 30s. Chance of showers 70 percent.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain
showers. Highs in the lower 50s.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the upper 50s.
$$
MTZ308-071000-
Southern High Plains-
Including the cities of Bynum, Choteau, and Pendroy
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Rain showers in the evening. Chance of thunderstorms
through the night. Rain showers likely after midnight. Patchy fog
after midnight. Some thunderstorms may be severe in the evening.
Lows in the upper 40s. North winds up to 10 mph. Chance of
precipitation near 100 percent.
.LABOR DAY...Breezy. Rain showers and slight chance of
thunderstorms in the morning, then chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs in the
upper 50s. Northwest winds up to 10 mph with gusts to around
25 mph increasing to west 10 to 25 mph with gusts to around
40 mph in the afternoon. Chance of precipitation near
100 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 50 percent chance of
rain showers. Lows in the mid 40s. West winds 10 to 25 mph with
gusts to around 55 mph.
.TUESDAY...Partly sunny with a 50 percent chance of rain showers.
Highs in the lower 60s. West winds 10 to 15 mph. Gusts up to
50 mph decreasing to 30 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s. West winds
5 to 10 mph with gusts to around 25 mph.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the lower
70s. Lows around 50.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of rain showers after midnight.
Lows in the upper 40s.
.FRIDAY...Cooler. Partly sunny. Chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs around 60. Chance of
precipitation 50 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A 50 percent chance
of rain showers. Lows in the lower 40s. Highs in the mid 50s.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
lower 60s. Chance of showers 30 percent.
$$
MTZ303-071000-
Eastern Glacier, Western Toole, and Central Pondera-
Including the cities of Cut Bank, Ethridge, and Santa Rita
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
.TONIGHT...Rain showers in the evening. Slight chance of
thunderstorms through the night. Chance of rain showers after
midnight. Lows in the upper 40s. North winds 5 to 10 mph. Chance
of precipitation near 100 percent.
.LABOR DAY...Breezy. Rain showers and slight chance of
thunderstorms. Highs in the mid 50s. Northwest winds 5 to 15 mph
increasing to west 15 to 25 mph with gusts to around 40 mph in
the afternoon. Chance of precipitation near 100 percent.
.MONDAY NIGHT...Windy. Rain showers. Lows in the mid 40s. West
winds 20 to 30 mph with gusts to around 45 mph. Chance of showers
near 100 percent.
.TUESDAY...Windy. Rain showers in the morning, then rain showers
likely in the afternoon. Highs around 60. West winds 15 to
30 mph. Chance of showers 90 percent.
.TUESDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
in the mid 40s. West winds 5 to 15 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 70.
Lows in the upper 40s.
.THURSDAY...Mostly sunny. Highs in the lower 70s.
.THURSDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows in the lower 40s. Chance of showers
40 percent.
.FRIDAY THROUGH SATURDAY...Mostly cloudy with a 50 percent chance
of rain showers. Highs in the mid 50s. Lows in the upper 30s.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows in the upper 30s. Highs around 60.
&&
TEMPERATURE / PRECIPITATION
Cut Bank 46 56 44 60 / 90 100 100 80
$$
MTZ304-071000-
Eastern Toole and Liberty-
Including the cities of Devon, Shelby, Chester, Galata, Joplin,
Lothair, and Whitlash
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of rain showers and slight chance of
thunderstorms early in the evening, then rain showers and chance
of thunderstorms late in the evening. Chance of rain showers and
slight chance of thunderstorms after midnight. Patchy fog late in
the night. Some thunderstorms may be severe in the late evening
and early morning. Lows around 50. North winds 5 to 10 mph.
Chance of precipitation near 100 percent.
.LABOR DAY...Breezy. Rain showers and slight chance of
thunderstorms in the morning, then rain showers and chance of
thunderstorms in the afternoon. Highs 57 to 63. Northwest winds
5 to 10 mph increasing to west 10 to 25 mph in the afternoon.
Chance of precipitation near 100 percent.
.MONDAY NIGHT...Windy. Rain showers and slight chance of
thunderstorms in the evening, then rain showers after midnight.
Lows in the mid 40s. West winds 20 to 30 mph with gusts to around
50 mph. Chance of precipitation near 100 percent.
.TUESDAY...Breezy. Rain showers. Highs 58 to 64. West winds 15 to
25 mph. Gusts up to 50 mph in the morning. Chance of showers
90 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the mid 40s. West winds 5 to 15 mph. Gusts up to 30 mph in the
evening.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 76. Lows
in the upper 40s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 40 percent chance of rain showers after midnight.
Lows in the mid 40s.
.FRIDAY...Cooler. Partly sunny. Chance of rain showers in the
morning, then slight chance of rain showers in the afternoon.
Highs 57 to 63. Chance of showers 40 percent.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 30s.
.SATURDAY...Partly sunny with a 40 percent chance of rain
showers. Highs 54 to 60.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows in the upper 30s. Chance of showers
30 percent.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the lower 60s.
$$
MTZ305-071000-
Hill County-
Including the city of Havre
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of thunderstorms in the evening. Rain showers
through the night. Slight chance of thunderstorms after midnight.
Some thunderstorms may be severe late in the evening. Some
thunderstorms may be severe after midnight. Lows in the lower
50s. North winds 5 to 10 mph. Chance of precipitation near
100 percent.
.LABOR DAY...Rain showers and chance of thunderstorms. Highs in
the mid 60s. North winds 5 to 10 mph increasing to west 15 to
20 mph with gusts to around 45 mph in the afternoon. Chance of
precipitation near 100 percent.
.MONDAY NIGHT...Windy. Rain showers and slight chance of
thunderstorms in the evening, then rain showers after midnight.
Lows in the upper 40s. West winds 20 to 30 mph with gusts to
around 45 mph. Chance of precipitation near 100 percent.
.TUESDAY...Windy. Rain showers. Highs in the lower 60s. West
winds 15 to 30 mph. Chance of showers 90 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the mid 40s. West winds 5 to 15 mph. Gusts up to 30 mph in the
evening.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the mid 70s.
Lows in the upper 40s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of rain showers after midnight.
Lows in the mid 40s.
.FRIDAY...Cooler. Partly sunny. Chance of rain showers in the
morning, then slight chance of rain showers in the afternoon.
Highs in the mid 60s. Chance of showers 30 percent.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 30s.
.SATURDAY...Mostly cloudy with chance of rain showers in the
morning, then mostly sunny with slight chance of rain showers in
the afternoon. Highs around 60. Chance of showers 40 percent.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows in the upper 30s. Highs in the mid 60s.
&&
TEMPERATURE / PRECIPITATION
Havre 51 68 45 64 / 90 100 90 90
$$
MTZ306-071000-
Northern Blaine County-
Including the cities of Chinook, Zurich, Harlem, Hogeland,
and Fort Belknap
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then rain showers likely
and chance of thunderstorms after midnight. Some thunderstorms
may be severe after midnight. Lows in the lower 50s. North winds
5 to 10 mph. Chance of precipitation 70 percent.
.LABOR DAY...Breezy. Rain showers and chance of thunderstorms.
Highs in the upper 60s. North winds 5 to 10 mph increasing to
west 10 to 25 mph with gusts to around 40 mph in the afternoon.
Chance of precipitation near 100 percent.
.MONDAY NIGHT...Windy. Chance of rain showers in the evening,
then rain showers likely after midnight. Lows in the upper 40s.
West winds 20 to 35 mph. Chance of showers 70 percent.
.TUESDAY...Windy. Rain showers. Highs in the lower 60s. West
winds 20 to 35 mph. Chance of showers 90 percent.
.TUESDAY NIGHT...Breezy. Mostly cloudy with a 50 percent chance
of rain showers in the evening, then partly cloudy after
midnight. Lows in the mid 40s. West winds 15 to 25 mph decreasing
to 5 to 15 mph after midnight.
.WEDNESDAY THROUGH THURSDAY...Breezy. Mostly clear. Highs in the
mid 70s. Lows in the upper 40s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of rain showers after midnight.
Lows in the mid 40s.
.FRIDAY...Cooler. Partly sunny. A 20 percent chance of rain
showers in the morning. Highs in the mid 60s.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy with a 40 percent
chance of rain showers. Lows around 40. Highs in the upper 50s.
.SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the mid 60s.
$$
MTZ309-071000-
Eastern Pondera and Eastern Teton-
Including the cities of Brady, Conrad, and Ledger
557 PM MDT Sun Sep 6 2026
...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...
.TONIGHT...Rain showers in the evening. Chance of thunderstorms
through the night. Rain showers likely after midnight. Patchy fog
late in the night. Some thunderstorms may be severe late in the
evening. Lows in the upper 40s. Northwest winds 5 to 10 mph.
Chance of precipitation near 100 percent.
.LABOR DAY...Breezy. Rain showers and chance of thunderstorms in
the morning, then rain showers and slight chance of thunderstorms
in the afternoon. Highs around 60. Northwest winds 5 to 10 mph
increasing to west 15 to 25 mph in the afternoon. Chance of
precipitation near 100 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 50 percent chance of
rain showers. Lows in the mid 40s. West winds 15 to 25 mph with
gusts to around 40 mph.
.TUESDAY...Breezy. Rain showers likely. Highs in the mid 60s.
West winds 10 to 25 mph. Chance of showers 70 percent.
.TUESDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
in the lower 40s. West winds 5 to 15 mph.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the mid 70s.
Lows in the upper 40s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of rain showers after midnight.
Lows in the mid 40s.
.FRIDAY...Cooler. Mostly cloudy. Chance of rain showers in the
morning, then slight chance of rain showers in the afternoon.
Highs in the lower 60s. Chance of showers 30 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A 50 percent chance
of rain showers. Lows in the upper 30s. Highs in the upper 50s.
.SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the lower 60s.
$$
MTZ310-071000-
Western and Central Chouteau County-
Including the cities of Floweree, Carter, and Fort Benton
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of thunderstorms in the evening. Rain showers
late in the evening, then rain showers likely and slight chance
of thunderstorms after midnight. Patchy fog late in the night.
Some thunderstorms may be severe late in the evening. Lows in the
lower 50s. North winds up to 10 mph. Chance of precipitation near
100 percent.
.LABOR DAY...Windy. Patchy fog in the morning. Rain showers and
chance of thunderstorms in the morning, then rain showers likely
and slight chance of thunderstorms in the afternoon. Highs in the
mid 60s. Northwest winds 5 to 10 mph increasing to west 15 to
30 mph with gusts to around 45 mph in the afternoon. Chance of
precipitation near 100 percent.
.MONDAY NIGHT...Windy. Mostly cloudy with a 50 percent chance of
rain showers. Lows in the upper 40s. West winds 20 to 30 mph with
gusts to around 50 mph.
.TUESDAY...Breezy. Rain showers likely. Highs in the mid 60s.
West winds 15 to 25 mph. Gusts up to 50 mph in the morning.
Chance of showers 70 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the mid 40s. West winds 5 to 15 mph. Gusts up to 30 mph in the
evening.
.WEDNESDAY THROUGH THURSDAY...Breezy. Mostly clear. Highs in the
upper 70s. Lows in the lower 50s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of rain showers after midnight.
Lows in the upper 40s.
.FRIDAY...Cooler. Partly sunny. Chance of rain showers in the
morning, then slight chance of rain showers in the afternoon.
Highs in the mid 60s. Chance of showers 30 percent.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the lower 40s.
.SATURDAY...Partly sunny with a 40 percent chance of rain
showers. Highs around 60.
.SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows around 40.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the mid 60s.
$$
MTZ311-071000-
Bears Paw Mountains and Southern Blaine-
Including the city of Rocky Boy
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of thunderstorms through the night. Rain
showers after midnight. Patchy fog in the late evening and
overnight. Some thunderstorms may be severe in the late evening
and early morning. Lows 52 to 58. North winds up to 10 mph.
Chance of precipitation near 100 percent.
.LABOR DAY...Breezy. Patchy fog in the morning. Rain showers and
chance of thunderstorms in the morning, then rain showers likely
and chance of thunderstorms in the afternoon. Highs 63 to 69.
Northwest winds up to 10 mph increasing to west 15 to 25 mph with
gusts to around 45 mph in the afternoon. Chance of precipitation
near 100 percent.
.MONDAY NIGHT...Windy, cooler. Mostly cloudy with a 50 percent
chance of rain showers. Lows 45 to 51. West winds 20 to 35 mph
with gusts to around 55 mph.
.TUESDAY...Windy. Chance of rain showers in the morning, then
rain showers in the afternoon. Highs 58 to 64. West winds 15 to
30 mph. Gusts up to 55 mph decreasing to 40 mph in the afternoon.
Chance of showers 90 percent.
.TUESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the upper 40s. West winds 15 to 20 mph with gusts to around
35 mph decreasing to 5 to 10 mph with gusts to around 25 mph
after midnight.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 79. Lows
in the lower 50s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of rain showers after midnight.
Lows in the upper 40s.
.FRIDAY...Partly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 61 to
67. Chance of showers 30 percent.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the lower 40s.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain
showers. Highs 55 to 61.
.SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 59 to
65. Chance of showers 30 percent.
$$
MTZ312-071000-
Cascade County below 5000ft-
Including the city of Great Falls
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Rain showers in the evening. Chance of thunderstorms
through the night. Rain showers likely after midnight. Patchy fog
late in the night. Some thunderstorms may be severe in the
evening. Lows in the lower 50s. North winds up to 15 mph. Chance
of precipitation near 100 percent.
.LABOR DAY...Windy. Rain showers and chance of thunderstorms in
the morning, then partly sunny with chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs in the
lower 60s. Northwest winds 5 to 10 mph with gusts to around
25 mph increasing to west 20 to 30 mph with gusts to around
45 mph in the afternoon. Chance of precipitation near
100 percent.
.MONDAY NIGHT...Windy. Mostly cloudy with a 50 percent chance of
rain showers. Lows in the upper 40s. Southwest winds 20 to 30 mph
with gusts to around 45 mph.
.TUESDAY...Breezy. Partly sunny with a 50 percent chance of rain
showers. Highs in the mid 60s. West winds 10 to 25 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds 5 to 10 mph. Gusts up to 25 mph in the evening.
.WEDNESDAY...Warmer, sunny. Highs in the mid 70s.
.WEDNESDAY NIGHT AND THURSDAY...Windy. Mostly clear. Lows in the
lower 50s. Highs in the upper 70s.
.THURSDAY NIGHT...Mostly clear in the evening, then mostly cloudy
with a 20 percent chance of rain showers after midnight. Lows in
the upper 40s.
.FRIDAY...Cooler. Partly sunny. Slight chance of rain showers in
the morning, then slight chance of thunderstorms in the
afternoon. Highs in the mid 60s. Chance of precipitation
20 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the lower 40s. Chance of
precipitation 50 percent.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain
showers. Highs in the upper 50s.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows around 40.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 60s. Chance of showers 30 percent.
&&
TEMPERATURE / PRECIPITATION
Great Falls Arpt 51 64 47 66 / 90 100 40 50
$$
MTZ313-071000-
Judith Basin County and Judith Gap-
Including the cities of Raynesford, Geyser, Stanford, Windham,
Benchland, Hobson, and Moccasin
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of thunderstorms in the evening, then rain
showers and slight chance of thunderstorms after midnight. Patchy
fog after midnight. Some thunderstorms may be severe late in the
evening. Lows in the lower 50s. North winds 5 to 10 mph shifting
to the northwest after midnight. Chance of precipitation
90 percent.
.LABOR DAY...Windy. Rain showers and slight chance of
thunderstorms in the morning, then chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs in the
upper 60s. West winds up to 10 mph with gusts to around 25 mph
increasing to 20 to 35 mph in the afternoon. Chance of
precipitation near 100 percent.
.MONDAY NIGHT...Windy. Partly cloudy with a 50 percent chance of
rain showers. Lows in the mid 40s. West winds 20 to 35 mph with
gusts to around 50 mph.
.TUESDAY...Windy. Mostly sunny with a 50 percent chance of rain
showers. Highs in the mid 60s. West winds 20 to 30 mph. Gusts up
to 50 mph in the morning.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 40s. West winds
5 to 15 mph. Gusts up to 35 mph in the evening.
.WEDNESDAY...Warmer, sunny. Highs in the mid 70s.
.WEDNESDAY NIGHT AND THURSDAY...Windy. Mostly clear. Lows in the
lower 50s. Highs in the upper 70s.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the upper 40s.
.FRIDAY...Cooler. Partly sunny. Chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs in the mid 60s. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the lower 40s. Chance of
precipitation 50 percent.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain
showers. Highs in the upper 50s.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
lower 60s. Chance of showers 30 percent.
$$
MTZ314-071000-
Fergus County below 4500ft-
Including the cities of Hilger and Lewistown
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Partly cloudy early in the evening. Chance of
thunderstorms until early morning, then rain showers and chance
of thunderstorms late in the night. Some thunderstorms may be
severe late in the evening. Lows 52 to 58. Northeast winds 5 to
10 mph shifting to the northwest after midnight. Chance of
precipitation near 100 percent.
.LABOR DAY...Windy. Rain showers and slight chance of
thunderstorms in the morning, then chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs around 70.
West winds 5 to 10 mph increasing to 15 to 30 mph in the
afternoon. Chance of precipitation near 100 percent.
.MONDAY NIGHT...Windy. Partly cloudy. Slight chance of rain
showers in the evening, then chance of rain showers after
midnight. Lows 47 to 53. West winds 20 to 30 mph with gusts to
around 55 mph. Chance of showers 50 percent.
.TUESDAY...Windy. Partly sunny. Slight chance of rain showers in
the morning, then chance of rain showers in the afternoon. Highs
in the mid 60s. West winds 20 to 30 mph. Gusts up to 55 mph in
the morning. Chance of showers 50 percent.
.TUESDAY NIGHT...Breezy. Mostly cloudy with a 20 percent chance
of rain showers in the evening, then partly cloudy after
midnight. Lows in the upper 40s. West winds 15 to 25 mph with
gusts to around 40 mph decreasing to 5 to 15 mph with gusts to
around 30 mph after midnight.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the upper
70s. Lows in the lower 50s.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the lower 50s.
.FRIDAY...Cooler. Partly sunny. Slight chance of rain showers in
the morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs in the upper 60s. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the mid 40s. Chance of
precipitation 50 percent.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
50 percent chance of rain showers. Highs in the lower 60s.
.SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 60s. Chance of showers 30 percent.
&&
TEMPERATURE / PRECIPITATION
Lewistown 50 68 44 64 / 90 90 20 30
$$
MTZ315-071000-
Upper Blackfoot and MacDonald Pass-
Including the cities of Marysville, Lincoln, Flesher Pass,
and MacDonald Pass
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of thunderstorms in the evening, then rain
showers and slight chance of thunderstorms after midnight. Patchy
fog late in the evening. Areas of fog after midnight. Some
thunderstorms may be severe in the evening. Lows 40 to 48.
Northeast winds up to 10 mph. Chance of precipitation near
100 percent.
.LABOR DAY...Breezy. Areas of fog in the morning. Rain showers
and slight chance of thunderstorms in the morning, then chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 47 to 57. West winds 5 to 10 mph increasing to 15 to 25 mph
in the afternoon. Gusts up to 40 mph. Chance of precipitation
near 100 percent.
.MONDAY NIGHT...Breezy. Partly cloudy. Lows 36 to 44. West winds
15 to 25 mph with gusts to around 45 mph.
.TUESDAY...Mostly sunny. A 20 percent chance of rain showers in
the morning. Highs 52 to 62. West winds 10 to 15 mph. Gusts up to
40 mph decreasing to 30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 36 to 44. West winds up to
10 mph. Gusts up to 25 mph in the evening.
.WEDNESDAY...Warmer, sunny. Highs 62 to 70.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 43 to 51.
Highs 64 to 74.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows 42 to 50.
.FRIDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 56 to 64. Chance of precipitation 20 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows 36 to 44. Highs
49 to 57. Chance of precipitation 50 percent.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows 34 to 42.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 52 to
60. Chance of showers 30 percent.
$$
MTZ316-071000-
Gates of the Mountains-
Including the cities of Canyon Creek, Wolf Creek, and Craig
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening,
then rain showers likely and slight chance of thunderstorms after
midnight. Some thunderstorms may be severe until early morning.
Lows around 50. North winds up to 15 mph. Chance of precipitation
70 percent.
.LABOR DAY...Breezy. Patchy fog in the morning. Rain showers and
slight chance of thunderstorms in the morning, then partly sunny
with chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 55 to 63. Northwest winds up to 10 mph with
gusts to around 30 mph increasing to west 15 to 25 mph with gusts
to around 40 mph in the afternoon. Chance of precipitation near
100 percent.
.MONDAY NIGHT...Breezy. Partly cloudy. A 40 percent chance of
rain showers after midnight. Lows in the mid 40s. Southwest winds
15 to 25 mph with gusts to around 45 mph.
.TUESDAY...Mostly sunny with a 40 percent chance of rain showers.
Highs 59 to 67. West winds 10 to 15 mph with gusts to around
35 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds up to 10 mph with gusts to around 25 mph.
.WEDNESDAY...Warmer, sunny. Highs 69 to 75.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 48 to 54.
Highs 71 to 79.
.THURSDAY NIGHT...Mostly clear in the evening, then mostly cloudy
with a 20 percent chance of rain showers after midnight. Lows in
the upper 40s.
.FRIDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 59 to 67. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the lower 40s. Chance of
precipitation 50 percent.
.SATURDAY...Partly sunny with a 50 percent chance of rain
showers. Highs 53 to 61.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 58 to
64. Chance of showers 30 percent.
$$
MTZ317-071000-
Little Belt and Highwood Mountains-
Including the cities of Monarch, Neihart, and Kings Hill Pass
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Chance of thunderstorms in the evening. Rain showers
likely through the night. Slight chance of thunderstorms after
midnight. Some thunderstorms may be severe in the evening. Lows
45 to 51. Northeast winds up to 10 mph with gusts to around
25 mph. Chance of precipitation 70 percent.
.LABOR DAY...Windy. Rain showers and slight chance of
thunderstorms in the morning, then partly sunny with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 52 to 60. Southwest winds up to 10 mph with gusts to around
35 mph increasing to west 15 to 30 mph with gusts to around
50 mph in the afternoon. Chance of precipitation near
100 percent.
.MONDAY NIGHT...Windy, colder. Partly cloudy with slight chance
of rain showers in the evening, then mostly cloudy with chance of
rain showers after midnight. Lows 38 to 46. West winds 15 to
30 mph with gusts to around 55 mph. Chance of showers 50 percent.
.TUESDAY...Breezy. Partly sunny with a 50 percent chance of rain
showers. Highs 52 to 60. West winds 15 to 25 mph with gusts to
around 50 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 38 to 46. West winds 5 to
15 mph. Gusts up to 35 mph in the evening.
.WEDNESDAY...Warmer, sunny. Highs 63 to 71.
.WEDNESDAY NIGHT AND THURSDAY...Breezy. Mostly clear. Lows 46 to
54. Highs 66 to 74.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows 45 to 51.
.FRIDAY...Partly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 56 to 62. Chance of precipitation
30 percent.
.FRIDAY NIGHT...Colder. Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then chance of
rain showers after midnight. Lows 37 to 43. Chance of
precipitation 50 percent.
.SATURDAY...Mostly cloudy. Chance of rain showers and snow
showers in the morning, then chance of rain showers in the
afternoon. Highs 48 to 56. Chance of precipitation 50 percent.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows 35 to 41.
.SUNDAY...Partly sunny with a 30 percent chance of rain showers.
Highs 52 to 60.
$$
MTZ318-071000-
Snowy and Judith Mountains-
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Partly cloudy early in the evening. Chance of
thunderstorms through the night. Rain showers likely after
midnight, then rain showers late in the night. Lows in the lower
50s. East winds 5 to 10 mph shifting to the northwest after
midnight. Chance of precipitation near 100 percent.
.LABOR DAY...Breezy. Partly sunny with chance of rain showers and
slight chance of thunderstorms. Highs 60 to 68. West winds 5 to
10 mph with gusts to around 25 mph increasing to 15 to 25 mph
with gusts to around 45 mph in the afternoon. Chance of
precipitation 50 percent.
.MONDAY NIGHT...Windy. Mostly clear. Lows in the mid 40s. West
winds 15 to 30 mph with gusts to around 60 mph.
.TUESDAY...Windy. Mostly sunny with a 20 percent chance of rain
showers. Highs 55 to 63. West winds 15 to 30 mph. Gusts up to
55 mph decreasing to 45 mph in the afternoon.
.TUESDAY NIGHT...Breezy. Mostly cloudy with a 20 percent chance
of rain showers in the evening, then partly cloudy after
midnight. Lows in the lower 40s. Northwest winds 15 to 25 mph
with gusts to around 45 mph becoming west 5 to 10 mph with gusts
to around 30 mph after midnight.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 67 to 78. Lows
in the upper 40s.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows in the upper 40s.
.FRIDAY...Cooler. Partly sunny. Chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 58 to 64. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows around 40. Chance of precipitation
50 percent.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
50 percent chance of rain showers. Highs 51 to 57.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Partly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 54 to
60. Chance of showers 30 percent.
$$
MTZ319-071000-
Helena Valley-
Including the city of Helena
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Mostly cloudy then becoming partly cloudy late in the
evening then becoming mostly cloudy. Chance of thunderstorms
early in the evening. Slight chance of thunderstorms in the late
evening and overnight. Chance of rain showers late in the night.
Patchy fog late in the night. Some thunderstorms may be severe in
the evening. Lows around 50. Northwest winds up to 15 mph. Chance
of precipitation 50 percent.
.LABOR DAY...Windy, cooler. Patchy fog in the morning. Rain
showers and chance of thunderstorms in the morning, then partly
sunny with chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs in the mid 60s. West winds
up to 10 mph with gusts to around 30 mph increasing to 15 to
30 mph in the afternoon. Chance of precipitation near
100 percent.
.MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the lower 40s. West winds 10 to
20 mph with gusts to around 35 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Southwest winds 5 to
10 mph shifting to the west 10 to 20 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. Southwest
winds up to 10 mph. Gusts up to 25 mph in the evening.
.WEDNESDAY...Sunny. Highs in the upper 70s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the upper
40s. Highs around 80.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the upper 40s.
.FRIDAY...Cooler. Mostly sunny. Slight chance of rain showers in
the morning, then slight chance of thunderstorms in the
afternoon. Highs in the upper 60s. Chance of precipitation
20 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows in the lower
40s. Highs in the lower 60s. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy with chance of rain showers in
the evening, then partly cloudy with slight chance of rain
showers after midnight. Lows in the upper 30s. Chance of showers
30 percent.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 60s. Chance of showers 30 percent.
&&
TEMPERATURE / PRECIPITATION
Helena 51 66 44 70 / 80 100 20 10
$$
MTZ320-071000-
Big Belt, Bridger and Castle Mountains-
Including the cities of Trident, Maudlow, Battle Ridge Pass,
Bozeman Pass, and Deep Creek Pass
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Chance of thunderstorms early in the evening. Slight
chance of thunderstorms in the late evening and overnight. Chance
of rain showers late in the night. Some thunderstorms may be
severe early in the evening. Some thunderstorms may be severe
late in the evening. Lows in the upper 40s. East winds up to
10 mph with gusts to around 25 mph. Chance of precipitation
50 percent.
.LABOR DAY...Windy, cooler. Rain showers and slight chance of
thunderstorms in the morning, then chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs 52 to 62.
Southwest winds 5 to 10 mph with gusts to around 50 mph
increasing to west 15 to 30 mph with gusts to around 60 mph in
the afternoon. Chance of precipitation near 100 percent.
.MONDAY NIGHT...Breezy. Mostly clear. Lows in the lower 40s. West
winds 15 to 25 mph decreasing to 10 to 15 mph after midnight.
Gusts up to 65 mph.
.TUESDAY...Sunny. Highs 54 to 64. West winds 5 to 15 mph with
gusts to around 55 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds 5 to 15 mph with gusts to around 45 mph shifting to the
southwest up to 5 mph with gusts to around 20 mph after midnight.
.WEDNESDAY...Warmer, sunny. Highs 63 to 73.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the upper
40s. Highs 67 to 77.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the upper 40s.
.FRIDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 57 to 67. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the lower 40s. Chance of
precipitation 50 percent.
.SATURDAY...Partly sunny with a 50 percent chance of rain
showers. Highs 50 to 60.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 52 to
62. Chance of showers 30 percent.
$$
MTZ321-071000-
Meagher County Valleys-
Including the cities of Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Mostly cloudy then becoming partly cloudy late in the
evening then becoming mostly cloudy. Chance of thunderstorms
early in the evening. Slight chance of thunderstorms in the late
evening and overnight. Chance of rain showers after midnight.
Patchy fog after midnight. Some thunderstorms may be severe late
in the evening. Lows in the upper 40s. North winds up to 10 mph.
Gusts up to 25 mph in the evening. Chance of precipitation
50 percent.
.LABOR DAY...Windy, cooler. Areas of fog in the morning. Rain
showers and slight chance of thunderstorms in the morning, then
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs in the lower 60s. Southwest winds 5 to 10 mph
with gusts to around 45 mph increasing to west 20 to 30 mph with
gusts to around 55 mph in the afternoon. Chance of precipitation
near 100 percent.
.MONDAY NIGHT...Windy. Mostly clear. Lows in the upper 30s. West
winds 10 to 30 mph with gusts to around 55 mph.
.TUESDAY...Breezy, sunny. A 20 percent chance of rain showers in
the afternoon. Highs in the lower 60s. Southwest winds 10 to
15 mph shifting to the west 15 to 25 mph in the afternoon. Gusts
up to 45 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s. West winds
10 to 15 mph with gusts to around 40 mph becoming southwest up to
5 mph after midnight.
.WEDNESDAY...Sunny. Highs in the lower 70s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the mid
40s. Highs in the mid 70s.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the mid 40s.
.FRIDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs in the mid 60s. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 40. Chance of
precipitation 50 percent.
.SATURDAY...Partly sunny with a 50 percent chance of rain
showers. Highs in the upper 50s.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then slight chance of rain showers after midnight. Lows
in the upper 30s. Chance of showers 40 percent.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
lower 60s. Chance of showers 30 percent.
$$
MTZ322-071000-
Elkhorn and Boulder Mountains-
Including the cities of Montana City, Clancy, Boulder, Corbin,
Wickes, Elk Park Pass, and Homestake Pass
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Chance of thunderstorms early in the evening. Slight
chance of thunderstorms after midnight. Chance of thunderstorms
late in the night. Patchy fog after midnight. Some thunderstorms
may be severe early in the evening. Lows 42 to 50. North winds up
to 10 mph with gusts to around 30 mph. Chance of thunderstorms
50 percent.
.LABOR DAY...Breezy. Rain showers and slight chance of
thunderstorms in the morning, then mostly sunny with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 51 to 61. West winds 5 to 15 mph with gusts to around
35 mph increasing to 15 to 25 mph with gusts to around 45 mph in
the afternoon. Chance of precipitation near 100 percent.
.MONDAY NIGHT...Colder. Mostly clear. Lows 34 to 42. West winds
10 to 20 mph with gusts to around 35 mph.
.TUESDAY...Sunny. Highs 54 to 64. West winds 5 to 15 mph with
gusts to around 30 mph.
.TUESDAY NIGHT...Mostly clear. Lows 36 to 44. West winds up to
10 mph. Gusts up to 30 mph in the evening.
.WEDNESDAY...Warmer, sunny. Highs 64 to 74.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 43 to 49.
Highs 66 to 76.
.THURSDAY NIGHT...Mostly clear. A 20 percent chance of rain
showers after midnight. Lows 43 to 51.
.FRIDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 59 to 67. Chance of precipitation 20 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows 36 to 44. Highs
51 to 59. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy with chance of rain showers in
the evening, then partly cloudy with slight chance of rain
showers after midnight. Lows 34 to 42. Chance of showers
30 percent.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 53 to
61. Chance of showers 30 percent.
$$
MTZ323-071000-
Canyon Ferry Area-
Including the cities of Toston, Townsend, and Winston
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Partly cloudy with slight chance of thunderstorms
until early morning, then mostly cloudy with chance of rain
showers and slight chance of thunderstorms late in the night.
Patchy fog late in the night. Some thunderstorms may be severe in
the evening. Lows in the lower 50s. North winds 5 to 15 mph with
gusts to around 30 mph. Chance of precipitation 50 percent.
.LABOR DAY...Windy, cooler. Patchy fog in the morning. Rain
showers and slight chance of thunderstorms in the morning, then
mostly sunny with slight chance of thunderstorms in the
afternoon. Highs in the mid 60s. West winds 5 to 10 mph
increasing to 15 to 30 mph in the afternoon. Chance of
precipitation near 100 percent.
.MONDAY NIGHT...Colder. Mostly clear. Lows 40 to 46. West winds
5 to 20 mph. Gusts up to 40 mph decreasing to 30 mph after
midnight.
.TUESDAY...Sunny. Highs in the upper 60s. Southwest winds up to
10 mph shifting to the west with gusts to around 30 mph in the
afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 41 to 47. Northwest winds
5 to 15 mph with gusts to around 30 mph shifting to the southwest
up to 5 mph after midnight.
.WEDNESDAY...Sunny. Highs in the mid 70s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 51.
Highs around 80.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows 47 to 53.
.FRIDAY...Cooler. Mostly sunny. Slight chance of rain showers in
the morning, then slight chance of thunderstorms in the
afternoon. Highs around 70. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the mid 40s. Chance of
precipitation 40 percent.
.SATURDAY...Partly sunny with a 40 percent chance of rain
showers. Highs in the lower 60s.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A 30 percent chance
of rain showers. Lows in the lower 40s. Highs in the mid 60s.
$$
MTZ324-071000-
Missouri Headwaters-
Including the cities of Harrison, Three Forks, Willow Creek,
Pony, and Whitehall
557 PM MDT Sun Sep 6 2026
...SEVERE THUNDERSTORM WATCH 662 IN EFFECT UNTIL 1 AM MDT
MONDAY...
.TONIGHT...Partly cloudy until early morning, then mostly cloudy
with chance of rain showers and slight chance of thunderstorms
late in the night. Areas of fog late in the night. Lows in the
upper 40s. Northwest winds up to 10 mph with gusts to around
25 mph. Chance of precipitation 50 percent.
.LABOR DAY...Windy, cooler. Patchy fog in the morning. Mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the morning, then sunny in the afternoon. Highs
in the mid 60s. West winds 5 to 15 mph increasing to 20 to 30 mph
in the afternoon. Gusts up to 45 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly clear. Lows around 40. West winds 10 to
20 mph. Gusts up to 35 mph in the evening.
.TUESDAY...Sunny. Highs in the upper 60s. West winds 5 to 15 mph.
Gusts up to 30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds
up to 10 mph. Gusts up to 25 mph in the evening.
.WEDNESDAY...Sunny. Highs in the upper 70s.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows in
the upper 40s. Highs in the lower 80s.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 70s.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows in the mid 40s.
Highs in the lower 60s. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then slight chance of rain showers after midnight. Lows
around 40. Chance of showers 30 percent.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 60s. Chance of showers 30 percent.
$$
MTZ325-071000-
Madison River Valley-
Including the cities of Cameron, Ennis, Jeffers, McAllister,
and Norris
557 PM MDT Sun Sep 6 2026
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
chance of rain showers after midnight. Mostly cloudy with rain
showers likely and slight chance of thunderstorms late in the
night. Patchy fog late in the night. Lows in the upper 40s. South
winds 10 to 15 mph decreasing to up to 10 mph after midnight.
Gusts up to 30 mph. Chance of precipitation 70 percent.
.LABOR DAY...Windy, cooler. Mostly cloudy with rain showers
likely and slight chance of thunderstorms in the morning, then
mostly sunny in the afternoon. Highs in the mid 60s. Southwest
winds 15 to 30 mph. Chance of precipitation 70 percent.
.MONDAY NIGHT...Colder. Mostly clear. Lows 37 to 43. Southwest
winds 5 to 15 mph. Gusts up to 30 mph in the evening.
.TUESDAY...Sunny. Highs in the upper 60s. South winds 5 to 10 mph
shifting to the west 5 to 15 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 38 to 44. West winds up to
10 mph shifting to the south after midnight.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the upper
70s. Lows 44 to 50.
.THURSDAY NIGHT...Partly cloudy. Lows 46 to 52.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 70s.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows in the lower
40s. Highs in the mid 60s. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows in the upper 30s.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the mid 60s.
$$
MTZ326-071000-
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
557 PM MDT Sun Sep 6 2026
.TONIGHT...Partly cloudy until early morning, then mostly cloudy
with chance of rain showers and slight chance of thunderstorms
late in the night. Areas of fog late in the night. Lows in the
upper 40s. South winds up to 10 mph. Chance of precipitation
50 percent.
.LABOR DAY...Windy, cooler. Areas of fog in the morning. Mostly
cloudy with rain showers likely and slight chance of
thunderstorms in the morning, then mostly sunny in the afternoon.
Highs in the upper 60s. West winds 5 to 10 mph with gusts to
around 30 mph increasing to 15 to 30 mph in the afternoon. Chance
of precipitation 70 percent.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds
5 to 15 mph. Gusts up to 35 mph in the evening.
.TUESDAY...Sunny. Highs in the upper 60s. Southwest winds up to
10 mph shifting to the west in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds 5 to 15 mph shifting to the south up to 5 mph after
midnight.
.WEDNESDAY...Sunny. Highs in the upper 70s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the upper
40s. Highs in the lower 80s.
.THURSDAY NIGHT...Mostly clear. A 20 percent chance of rain
showers after midnight. Lows around 50.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 70s.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows in the mid 40s.
Highs in the mid 60s. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows around 40.
.SUNDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 60s. Chance of showers 30 percent.
&&
TEMPERATURE / PRECIPITATION
Bozeman Airport 48 69 40 71 / 30 80 10 0
Bozeman MSU 48 67 41 69 / 30 80 0 0
$$
MTZ330-071000-
Gallatin and Madison County Mountains and Centennial Mountains-
Including the cities of Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
557 PM MDT Sun Sep 6 2026
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms after
midnight. Mostly cloudy with rain showers likely and slight
chance of thunderstorms late in the night. Lows 39 to 47. South
winds 5 to 15 mph with gusts to around 35 mph. Chance of
precipitation 70 percent.
.LABOR DAY...Breezy. Mostly cloudy with chance of rain showers
and slight chance of thunderstorms in the morning, then mostly
sunny in the afternoon. Highs 50 to 60. Southwest winds 10 to
25 mph with gusts to around 45 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Colder. Partly cloudy. Lows 32 to 40. Southwest
winds 5 to 15 mph. Gusts up to 35 mph in the evening.
.TUESDAY...Sunny. Highs 53 to 63. Southwest winds up to 10 mph
shifting to the west in the afternoon. Gusts up to 30 mph.
.TUESDAY NIGHT...Mostly clear. Lows 35 to 41. West winds 5 to
10 mph with gusts to around 25 mph shifting to the southwest
after midnight.
.WEDNESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs 61 to 74.
Lows 39 to 49.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 58 to 68.
.FRIDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in
the evening, then chance of rain showers after midnight. Lows
38 to 44. Chance of precipitation 40 percent.
.SATURDAY...Partly sunny. Chance of rain showers and snow showers
in the morning, then chance of rain showers, snow showers and
slight chance of thunderstorms in the afternoon. Highs 50 to 60.
Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers and snow showers. Lows 34 to 40.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers
and snow showers. Highs 50 to 60.
&&
TEMPERATURE / PRECIPITATION
West Yellowstone 41 60 30 64 / 90 40 10 0
$$
MTZ327-071000-
Northwest Beaverhead County-
Including the cities of Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
557 PM MDT Sun Sep 6 2026
.TONIGHT...Partly cloudy in the evening. Slight chance of
thunderstorms until early morning. Chance of rain showers after
midnight. Rain showers and chance of thunderstorms late in the
night. Patchy fog after midnight. Lows 36 to 42. Southwest winds
up to 10 mph with gusts to around 30 mph. Chance of precipitation
near 100 percent.
.LABOR DAY...Partly sunny. Chance of rain showers, slight chance
of thunderstorms and snow showers in the morning, then chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 46 to 56. West winds 10 to 20 mph with gusts to around
40 mph. Chance of precipitation 50 percent.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 30s. West winds
5 to 15 mph with gusts to around 30 mph.
.TUESDAY...Not as cool. Sunny. Highs 53 to 63. West winds up to
15 mph.
.TUESDAY NIGHT...Mostly clear. Lows 30 to 40. Northwest winds
5 to 10 mph shifting to the southwest after midnight.
.WEDNESDAY...Warmer, sunny. Highs 62 to 72.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows
34 to 46. Highs 63 to 73.
.FRIDAY...Sunny. Highs 58 to 66.
.FRIDAY NIGHT...Partly cloudy with slight chance of rain showers
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows 32 to 42. Chance of showers 30 percent.
.SATURDAY...Partly sunny with a 40 percent chance of rain
showers. Highs 51 to 61.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A 20 percent chance
of rain showers and snow showers. Lows 29 to 39. Highs 52 to 62.
$$
MTZ328-071000-
Beaverhead and Western Madison below 6000ft-
Including the cities of Bannack, Dillon, Glen, and Waterloo
557 PM MDT Sun Sep 6 2026
.TONIGHT...Mostly clear in the evening, then mostly cloudy with
chance of rain showers after midnight. Mostly cloudy with rain
showers and slight chance of thunderstorms late in the night.
Lows in the mid 40s. South winds 10 to 15 mph with gusts to
around 40 mph shifting to the east 5 to 10 mph after midnight.
Chance of precipitation 90 percent.
.LABOR DAY...Breezy, cooler. Mostly sunny. Chance of rain showers
and slight chance of thunderstorms in the morning. Highs 60 to
66. Southwest winds 10 to 25 mph with gusts to around 40 mph.
Chance of precipitation 50 percent.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. West winds
5 to 15 mph. Gusts up to 30 mph in the evening.
.TUESDAY...Sunny. Highs 64 to 70. Southwest winds up to 10 mph
with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly clear. Lows around 40. Northwest winds
5 to 10 mph with gusts to around 25 mph shifting to the southwest
after midnight.
.WEDNESDAY...Warmer, sunny. Highs 72 to 78.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows in
the mid 40s. Highs 74 to 80.
.FRIDAY...Sunny. Highs 69 to 75.
.FRIDAY NIGHT...Partly cloudy with slight chance of rain showers
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows in the lower 40s. Chance of showers
30 percent.
.SATURDAY...Partly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 61 to 67. Chance of precipitation
40 percent.
.SATURDAY NIGHT...Partly cloudy with chance of rain showers in
the evening, then mostly cloudy with slight chance of rain
showers after midnight. Lows in the upper 30s. Chance of showers
30 percent.
.SUNDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs 61 to 67.
&&
TEMPERATURE / PRECIPITATION
Dillon 46 66 36 71 / 90 50 0 0
$$
MTZ329-071000-
Ruby Mountains and Southern Beaverhead Mountains-
Including the city of Monida Pass
557 PM MDT Sun Sep 6 2026
.TONIGHT...Mostly clear in the evening, then mostly cloudy with
chance of rain showers after midnight. Mostly cloudy with rain
showers likely and slight chance of thunderstorms late in the
night. Lows 40 to 46. South winds 5 to 15 mph. Gusts up to 40 mph
decreasing to 30 mph after midnight. Chance of precipitation
70 percent.
.LABOR DAY...Breezy. Mostly sunny. Chance of rain showers and
slight chance of thunderstorms in the morning. Highs 53 to 61.
Southwest winds 10 to 15 mph shifting to the west 15 to 25 mph in
the afternoon. Gusts up to 40 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly clear. Lows in the mid 30s. West winds
5 to 15 mph. Gusts up to 30 mph in the evening.
.TUESDAY...Sunny. Highs 57 to 65. West winds up to 15 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds 5 to 10 mph with gusts to around 25 mph shifting to the
southwest after midnight.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 65 to 74. Lows
in the mid 40s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the upper
40s. Highs 63 to 71.
.FRIDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a 20 percent chance of rain showers after midnight. Lows in
the lower 40s.
.SATURDAY...Partly sunny with a 40 percent chance of rain
showers. Highs 55 to 63.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers and snow showers after midnight. Lows in the upper 30s.
Chance of precipitation 30 percent.
.SUNDAY...Mostly sunny. Slight chance of rain showers and snow
showers in the morning, then slight chance of rain showers in the
afternoon. Highs 54 to 62. Chance of precipitation 20 percent.
$$