Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
480
FPUS55 KTFX 312137
ZFPTFX
Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
336 PM MDT Mon Aug 31 2026
Spot temperatures and probabilities of measurable precipitation
are for tonight, Tuesday, Tuesday night, and Wednesday.
MTZ301-011000-
East Glacier Park Region-
Including the cities of East Glacier Park, Kiowa, Babb,
Saint Mary, Marias Pass, and Logan Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the mid 40s. Southwest winds up
to 10 mph.
.TUESDAY...Warmer. Mostly sunny. Highs 68 to 78. Southwest winds
up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows 48 to 54. South winds 5 to
10 mph shifting to the southwest 5 to 15 mph after midnight.
.WEDNESDAY...Partly sunny. Rain showers likely and slight chance
of thunderstorms in the afternoon. Highs 58 to 68. Southwest
winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.
Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Breezy. Mostly cloudy. Chance of rain showers
in the evening, then slight chance of rain showers after
midnight. Lows in the mid 40s. Southwest winds 10 to 25 mph with
gusts to around 40 mph. Chance of showers 50 percent.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Highs 49 to 59. Lows
in the lower 40s. Chance of precipitation 50 percent.
.FRIDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 51 to
61. Chance of showers 40 percent.
.FRIDAY NIGHT THROUGH SUNDAY...Mostly cloudy with a 40 percent
chance of rain showers. Lows in the lower 40s. Highs 52 to 62.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the mid 40s.
.LABOR DAY...Partly sunny with a 40 percent chance of rain
showers. Highs 53 to 63.
$$
MTZ307-011000-
Southern Rocky Mountain Front-
Including the city of Rogers Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows 44 to 50. Southwest winds up to
5 mph.
.TUESDAY...Warmer, sunny. Highs 70 to 80. Southwest winds up to
10 mph.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then slight chance of rain showers after midnight. Lows
45 to 51. South winds 5 to 10 mph shifting to the southwest after
midnight. Chance of showers 50 percent.
.WEDNESDAY...Mostly cloudy. Slight chance of rain showers in the
morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Highs 59 to 69. Southwest winds
up to 10 mph increasing to 10 to 15 mph with gusts to around
30 mph in the afternoon. Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
39 to 45. Southwest winds 5 to 15 mph with gusts to around
35 mph.
.THURSDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of rain showers in the afternoon. Highs
53 to 63. Chance of showers 50 percent.
.THURSDAY NIGHT...Partly cloudy. Slight chance of rain showers in
the evening, then chance of rain showers after midnight. Lows
38 to 44. Chance of showers 40 percent.
.FRIDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 54 to 64. Chance of
precipitation 40 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 39 to 45. Chance of precipitation
50 percent.
.SATURDAY...Partly sunny with a 40 percent chance of rain
showers. Highs 56 to 64.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then chance of
rain showers after midnight. Lows 40 to 46. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs 57 to 65.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows 40 to 46.
.LABOR DAY...Partly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 55 to
65. Chance of showers 40 percent.
$$
MTZ302-011000-
Northern High Plains-
Including the cities of Browning, Heart Butte, and Dupuyer
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the mid 40s. Southwest winds up
to 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 80s. South winds up
to 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southeast
winds 5 to 10 mph shifting to the southwest after midnight.
.WEDNESDAY...Partly sunny. Rain showers likely and slight chance
of thunderstorms in the afternoon. Highs in the lower 70s.
Southwest winds up to 10 mph increasing to 10 to 20 mph with
gusts to around 35 mph in the afternoon. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Breezy. Mostly cloudy. A 40 percent chance of
rain showers in the evening. Lows in the mid 40s. Southwest winds
15 to 25 mph decreasing to 5 to 15 mph after midnight.
.THURSDAY...Mostly cloudy in the morning then becoming mostly
sunny. Highs 62 to 68.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows in the lower 40s.
.FRIDAY...Sunny with a 20 percent chance of rain showers. Highs
in the mid 60s.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the mid 40s.
.SATURDAY...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.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A 40 percent chance
of rain showers. Lows in the mid 40s. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the mid 40s.
.LABOR DAY...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.
$$
MTZ308-011000-
Southern High Plains-
Including the cities of Bynum, Choteau, and Pendroy
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows around 50. West winds up to 5 mph.
.TUESDAY...Sunny. Highs in the lower 80s. South winds up to 5 mph
shifting to the southeast in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s. Southeast winds
5 to 10 mph shifting to the southwest after midnight.
.WEDNESDAY...Partly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the mid 70s.
Southwest winds up to 10 mph increasing to 10 to 15 mph with
gusts to around 30 mph in the afternoon. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
in the upper 40s. West winds 10 to 15 mph shifting to the
southwest after midnight. Gusts up to 30 mph.
.THURSDAY...Mostly sunny. Highs around 70.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 40s.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs around 70.
.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 upper 40s. Chance of
precipitation 40 percent.
.SATURDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
upper 60s. Chance of showers 30 percent.
.SATURDAY 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 upper 40s. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Mostly sunny. A 20 percent chance of rain showers in
the morning. Highs around 70.
$$
MTZ303-011000-
Eastern Glacier, Western Toole, and Central Pondera-
Including the cities of Cut Bank, Ethridge, and Santa Rita
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. South winds up to
10 mph.
.TUESDAY...Sunny. Highs in the lower 80s. Southeast winds up to
5 mph increasing to 5 to 15 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southeast
winds 5 to 15 mph shifting to the southwest after midnight.
.WEDNESDAY...Partly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the mid 70s.
Southwest winds up to 10 mph increasing to 10 to 15 mph with
gusts to around 35 mph in the afternoon. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Breezy. Mostly cloudy. A 40 percent chance of
rain showers in the evening. Lows in the upper 40s. West winds
15 to 25 mph becoming southwest 5 to 15 mph after midnight.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs around 70.
Lows in the mid 40s.
.FRIDAY...Sunny. A 20 percent chance of rain showers in the
afternoon. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the mid 40s.
.SATURDAY...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.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A 40 percent chance
of rain showers. Lows in the mid 40s. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Mostly sunny. A 20 percent chance of rain showers in
the morning. Highs in the upper 60s.
&&
TEMPERATURE / PRECIPITATION
Cut Bank 45 82 51 76 / 0 0 10 50
$$
MTZ304-011000-
Eastern Toole and Liberty-
Including the cities of Devon, Shelby, Chester, Galata, Joplin,
Lothair, and Whitlash
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. East winds up to
10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 80s. Southeast winds
5 to 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds 5 to 15 mph.
.WEDNESDAY...Partly sunny. A 50 percent chance of rain showers in
the afternoon. Highs in the upper 70s. South winds up to 10 mph
shifting to the southwest in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then slight chance of rain showers after midnight. Lows
in the upper 40s. West winds 10 to 20 mph shifting to the
southwest 5 to 10 mph after midnight. Chance of showers
40 percent.
.THURSDAY...Mostly sunny. Highs 71 to 77.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the upper 40s.
.FRIDAY...Mostly sunny. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy with chance of rain showers in the
evening, then partly cloudy with slight chance of rain showers
after midnight. Lows in the upper 40s. Chance of showers
40 percent.
.SATURDAY...Mostly sunny with a 20 percent chance of rain
showers. Highs 68 to 74.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A 40 percent chance
of rain showers. Lows in the upper 40s. Highs around 70.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Mostly sunny. A 30 percent chance of rain showers in
the morning. Highs in the lower 70s.
$$
MTZ305-011000-
Hill County-
Including the city of Havre
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. North winds up to
10 mph shifting to the east after midnight.
.TUESDAY...Mostly sunny. Highs in the mid 80s. East winds up to
10 mph shifting to the southeast with gusts to around 30 mph in
the afternoon.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. Southeast winds 5 to 15 mph
with gusts to around 30 mph.
.WEDNESDAY...Partly sunny. A 50 percent chance of rain showers in
the afternoon. Highs in the lower 80s. South winds 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
around 50. Southwest winds 5 to 15 mph. Gusts up to 30 mph in the
evening.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs in the upper
70s. Lows in the upper 40s.
.FRIDAY...Sunny. Highs in the upper 70s.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows in the upper 40s. Highs in the mid 70s.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A 40 percent chance
of rain showers. Lows in the upper 40s. Highs in the lower 70s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Partly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 70s. Chance of showers 30 percent.
&&
TEMPERATURE / PRECIPITATION
Havre 46 88 54 86 / 0 0 10 40
$$
MTZ306-011000-
Northern Blaine County-
Including the cities of Chinook, Zurich, Harlem, Hogeland,
and Fort Belknap
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. Northwest winds
up to 10 mph with gusts to around 25 mph shifting to the east
after midnight.
.TUESDAY...Mostly sunny. Highs in the lower 80s. Southeast winds
10 to 20 mph.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 20 mph.
.WEDNESDAY...Partly sunny. A 40 percent chance of rain showers in
the afternoon. Highs in the mid 80s. Southeast winds 10 to
20 mph.
.WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then partly cloudy
after midnight. Lows around 50. Southwest winds 5 to 15 mph.
Chance of precipitation 50 percent.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs around 80.
Lows around 50.
.FRIDAY...Sunny. Highs around 80.
.FRIDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 50.
.SATURDAY...Mostly sunny. Highs in the upper 70s.
.SATURDAY NIGHT...Mostly clear with slight chance of rain showers
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows in the upper 40s. Chance of showers
30 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs in the mid 70s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Mostly cloudy with chance of rain showers in the
morning, then mostly sunny with slight chance of rain showers in
the afternoon. Highs in the mid 70s. Chance of showers
30 percent.
$$
MTZ309-011000-
Eastern Pondera and Eastern Teton-
Including the cities of Brady, Conrad, and Ledger
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. East winds up to
10 mph.
.TUESDAY...Sunny. Highs in the mid 80s. Southeast winds up to
10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. East winds
5 to 10 mph shifting to the southwest after midnight.
.WEDNESDAY...Partly sunny. A 50 percent chance of rain showers in
the afternoon. Highs in the upper 70s. Southwest winds up to
10 mph increasing to 10 to 20 mph in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 20 percent chance of rain showers. Lows in the
upper 40s. Southwest winds 5 to 15 mph. Gusts up to 30 mph in the
evening.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs in the mid
70s. Lows in the mid 40s.
.FRIDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then partly cloudy
with chance of rain showers after midnight. Lows in the mid 40s.
Chance of precipitation 40 percent.
.SATURDAY...Mostly sunny. A 30 percent chance of rain showers in
the morning. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the mid 40s.
.SUNDAY...Partly sunny with a 30 percent chance of rain showers.
Highs in the lower 70s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Partly sunny. A 30 percent chance of rain showers in
the morning. Highs in the lower 70s.
$$
MTZ310-011000-
Western and Central Chouteau County-
Including the cities of Floweree, Carter, and Fort Benton
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows around 50. East winds up to 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds up
to 10 mph with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the mid 50s. East winds 10 to
15 mph shifting to the south 5 to 10 mph after midnight. Gusts up
to 35 mph.
.WEDNESDAY...Mostly sunny. A 50 percent chance of rain showers in
the afternoon. Highs in the lower 80s. South winds up to 10 mph
shifting to the southwest with gusts to around 30 mph in the
afternoon.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows in the lower 50s. Southwest winds 5 to 15 mph.
Gusts up to 30 mph in the evening.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the upper 70s.
Lows around 50.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows in the upper 40s. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows around 50. Chance of showers
40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs in the mid 70s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows around 50.
.LABOR DAY...Partly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
mid 70s. Chance of showers 30 percent.
$$
MTZ311-011000-
Bears Paw Mountains and Southern Blaine-
Including the city of Rocky Boy
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds
up to 5 mph shifting to the southeast after midnight. Gusts up to
25 mph.
.TUESDAY...Warmer. Mostly sunny. Highs 79 to 85. Southeast winds
5 to 15 mph with gusts to around 30 mph.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 50s. Southeast winds 5 to 15 mph
with gusts to around 35 mph.
.WEDNESDAY...Mostly sunny. A 50 percent chance of rain showers in
the afternoon. Highs 80 to 86. South winds up to 15 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the lower 50s. Southwest winds 10 to 15 mph shifting to the
west after midnight.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 76 to 82.
Lows in the lower 50s.
.FRIDAY...Sunny. Highs 75 to 81.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows 49 to 55.
.SATURDAY...Mostly sunny. Highs 72 to 78.
.SATURDAY NIGHT...Mostly clear with slight chance of rain showers
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows in the lower 50s. Chance of showers
40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs 70 to 76.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the lower 50s.
.LABOR DAY...Partly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 70 to
76. Chance of showers 30 percent.
$$
MTZ312-011000-
Cascade County below 5000ft-
Including the city of Great Falls
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. Southeast winds
up to 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. South winds up to
10 mph.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 50s. Southeast winds 5 to
15 mph shifting to the south after midnight.
.WEDNESDAY...Partly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs around 80.
Southwest winds 5 to 20 mph. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 20 percent chance of rain showers. Lows in the
upper 40s. Southwest winds 5 to 15 mph. Gusts up to 35 mph in the
evening.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs in the mid
70s. Lows in the upper 40s.
.FRIDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs in the mid 70s.
.FRIDAY NIGHT...Partly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then mostly cloudy
with chance of rain showers after midnight. Lows in the upper
40s. Chance of precipitation 40 percent.
.SATURDAY...Mostly sunny with a 20 percent chance of rain
showers. Highs in the lower 70s.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A 40 percent chance
of rain showers. Lows in the upper 40s. Highs in the lower 70s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs in the mid 70s.
&&
TEMPERATURE / PRECIPITATION
Great Falls Arpt 48 85 56 81 / 0 0 20 50
$$
MTZ313-011000-
Judith Basin County and Judith Gap-
Including the cities of Raynesford, Geyser, Stanford, Windham,
Benchland, Hobson, and Moccasin
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. Northeast winds
up to 10 mph shifting to the south after midnight.
.TUESDAY...Mostly sunny. Highs in the lower 80s. South winds 5 to
15 mph.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the mid 50s. South winds 5 to
20 mph.
.WEDNESDAY...Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the lower 80s.
South winds 5 to 10 mph shifting to the southwest 10 to 20 mph in
the afternoon. Chance of precipitation 40 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 40s. Southwest winds 5 to
15 mph. Gusts up to 30 mph in the evening.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the upper 70s.
Lows in the upper 40s.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows in the upper 40s. Highs in the mid 70s.
.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 40s. Chance of showers
40 percent.
.SUNDAY...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 70s. Chance of precipitation
40 percent.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Partly sunny with a 30 percent chance of rain
showers. Highs in the mid 70s.
$$
MTZ314-011000-
Fergus County below 4500ft-
Including the cities of Hilger and Lewistown
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows around 50. Northeast winds up to
10 mph shifting to the southeast after midnight.
.TUESDAY...Partly sunny. Highs in the lower 80s. Southeast winds
5 to 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds 5 to 15 mph.
.WEDNESDAY...Mostly sunny. A 50 percent chance of rain showers in
the afternoon. Highs 81 to 87. South winds up to 15 mph.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s. Southwest winds
5 to 15 mph.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 78 to 84.
Lows 49 to 55.
.FRIDAY...Sunny. Highs in the lower 80s.
.FRIDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows 49 to 55.
.SATURDAY...Mostly sunny. Highs in the upper 70s.
.SATURDAY NIGHT...Mostly clear with slight chance of rain showers
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows 50 to 56. Chance of showers 30 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs in the mid 70s.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows 50 to 56.
.LABOR DAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of rain showers in the afternoon. Highs in
the mid 70s. Chance of showers 30 percent.
&&
TEMPERATURE / PRECIPITATION
Lewistown 47 83 53 82 / 0 10 20 30
$$
MTZ315-011000-
Upper Blackfoot and MacDonald Pass-
Including the cities of Marysville, Lincoln, Flesher Pass,
and MacDonald Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows 45 to 53. West winds up to 5 mph
shifting to the south after midnight.
.TUESDAY...Warmer. Mostly sunny. Highs 72 to 82. South winds up
to 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows 45 to 53. Southwest winds up to
10 mph. Chance of precipitation 50 percent.
.WEDNESDAY...Partly sunny. Slight chance of rain showers in the
morning, then rain showers likely and chance of thunderstorms in
the afternoon. Highs 63 to 71. Southwest winds up to 5 mph
increasing to 10 to 15 mph in the afternoon. Chance of
precipitation 70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
41 to 49. Southwest winds up to 10 mph. Gusts up to 25 mph in the
evening.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 20 percent chance
of rain showers. Highs 59 to 69. Lows 40 to 48.
.FRIDAY AND FRIDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs 61 to 69. Lows 40 to
48. Chance of precipitation 40 percent.
.SATURDAY...Mostly sunny. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs 61 to
69. Chance of showers 30 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then chance of
rain showers after midnight. Lows 41 to 49. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs 61 to 69.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows 42 to 50. Chance of precipitation
50 percent.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs 61 to 69.
$$
MTZ316-011000-
Gates of the Mountains-
Including the cities of Canyon Creek, Wolf Creek, and Craig
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows around 50. Southwest winds up to
5 mph. Gusts up to 20 mph in the evening.
.TUESDAY...Mostly sunny. Highs 79 to 85. South winds up to
10 mph. Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then slight chance of rain showers after midnight. Lows
in the mid 50s. South winds 5 to 15 mph. Chance of showers
50 percent.
.WEDNESDAY...Partly sunny. Slight chance of rain showers in the
morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Highs 71 to 77. South winds 5 to
15 mph with gusts to around 30 mph. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 20 percent chance of rain showers. Lows in the
upper 40s. Southwest winds up to 15 mph. Gusts up to 30 mph in
the evening.
.THURSDAY...Mostly sunny. Highs 68 to 74.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the upper 40s.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 68 to 74.
.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 upper 40s. Chance of
precipitation 40 percent.
.SATURDAY...Partly sunny with chance of rain showers in the
morning, then sunny with slight chance of rain showers in the
afternoon. Highs 66 to 72. Chance of showers 30 percent.
.SATURDAY 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 upper 40s. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs 66 to 72.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows in the upper 40s.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs 67 to 73.
$$
MTZ317-011000-
Little Belt and Highwood Mountains-
Including the cities of Monarch, Neihart, and Kings Hill Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows 46 to 52. South winds up to 10 mph.
.TUESDAY...Mostly sunny. Highs 72 to 80. South winds up to 10 mph
with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers. Lows 49 to 57. South winds 5 to 15 mph with gusts to
around 30 mph.
.WEDNESDAY...Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 68 to 76.
Southwest winds 5 to 20 mph. Gusts up to 35 mph in the afternoon.
Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
45 to 51. Southwest winds 10 to 15 mph with gusts to around
40 mph decreasing to up to 10 mph after midnight.
.THURSDAY...Mostly sunny. Highs 65 to 73.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows 44 to 50. Highs 66 to 72.
.FRIDAY NIGHT...Partly cloudy with slight chance of thunderstorms
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows 44 to 50. Chance of precipitation
30 percent.
.SATURDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of rain showers in the afternoon. Highs
65 to 71. Chance of showers 40 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then chance of
rain showers after midnight. Lows 45 to 51. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 64 to 70. Chance of precipitation
50 percent.
.SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows 45 to 51.
.LABOR DAY...Partly sunny with a 30 percent chance of rain
showers. Highs 63 to 69.
$$
MTZ318-011000-
Snowy and Judith Mountains-
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. East winds up to
10 mph shifting to the southeast after midnight. Gusts up to
25 mph.
.TUESDAY...Partly sunny. Highs 71 to 79. Southeast winds 5 to
15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows 51 to 57. South winds 5 to
15 mph with gusts to around 30 mph.
.WEDNESDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 72 to 80. South winds 5 to 15 mph. Gusts up
to 30 mph in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds 5 to 15 mph. Gusts up to 30 mph in the evening.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 69 to 77. Lows in
the lower 50s.
.FRIDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 50.
.SATURDAY...Mostly sunny. Highs 67 to 73.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows around 50. Chance of showers
30 percent.
.SUNDAY...Partly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 65 to 71. Chance of precipitation
40 percent.
.SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows around 50.
.LABOR DAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of rain showers in the afternoon. Highs
66 to 72. Chance of showers 30 percent.
$$
MTZ319-011000-
Helena Valley-
Including the city of Helena
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear. Lows in the upper 40s. Southeast winds
up to 5 mph shifting to the south after midnight.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds up
to 10 mph. Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows in the lower 50s. South winds
up to 10 mph with gusts to around 25 mph. Chance of precipitation
60 percent.
.WEDNESDAY...Partly sunny. Slight chance of rain showers in the
morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Highs in the upper 70s. Southeast
winds up to 5 mph increasing to south 10 to 15 mph with gusts to
around 30 mph in the afternoon. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
in the upper 40s. Southwest winds up to 10 mph. Gusts up to
25 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the mid 70s.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 40s.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the mid 70s.
.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...Mostly sunny with a 20 percent chance of rain
showers. Highs in the mid 70s.
.SATURDAY 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.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs in the mid 70s.
.SUNDAY 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 upper 40s. Chance of
precipitation 50 percent.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs in the mid 70s.
&&
TEMPERATURE / PRECIPITATION
Helena 48 86 51 79 / 0 10 60 70
$$
MTZ320-011000-
Big Belt, Bridger and Castle Mountains-
Including the cities of Trident, Maudlow, Battle Ridge Pass,
Bozeman Pass, and Deep Creek Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the upper 40s. East winds up to 10 mph. Gusts up
to 20 mph in the evening.
.TUESDAY...Mostly sunny. Highs 70 to 78. South winds up to 10 mph
with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows in the lower 50s. South winds
5 to 10 mph with gusts to around 25 mph. Chance of precipitation
50 percent.
.WEDNESDAY...Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 66 to 74. South
winds 5 to 10 mph with gusts to around 25 mph shifting to the
southwest 10 to 20 mph with gusts to around 45 mph in the
afternoon. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the upper 40s. Southwest winds
10 to 20 mph with gusts to around 45 mph shifting to the south
5 to 10 mph with gusts to around 35 mph after midnight.
.THURSDAY...Mostly sunny. Highs 63 to 73.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the upper 40s.
.FRIDAY...Mostly sunny. Highs 65 to 75.
.FRIDAY NIGHT...Partly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows in the upper 40s. Chance of precipitation 20 percent.
.SATURDAY...Mostly sunny with a 20 percent chance of rain
showers. Highs 64 to 74.
.SATURDAY 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 upper 40s. Chance of
precipitation 40 percent.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs 63 to 71. Lows in the
upper 40s. Chance of precipitation 50 percent.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs 62 to 70.
$$
MTZ321-011000-
Meagher County Valleys-
Including the cities of Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the mid 40s. East winds up to 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Southeast winds
up to 10 mph shifting to the southwest in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows in the upper 40s. South winds
5 to 15 mph. Chance of precipitation 50 percent.
.WEDNESDAY...Breezy. Mostly sunny. A 20 percent chance of
thunderstorms in the afternoon. Highs in the mid 70s. South winds
up to 10 mph increasing to southwest 15 to 25 mph with gusts to
around 40 mph in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds 10 to 20 mph shifting to the south 5 to 10 mph after
midnight. Gusts up to 40 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the mid 70s.
Lows in the mid 40s.
.FRIDAY NIGHT...Partly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows in the mid 40s. Chance of precipitation 20 percent.
.SATURDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs in the mid 70s.
.SATURDAY 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.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs in the lower 70s. Lows
in the mid 40s. Chance of precipitation 50 percent.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs in the lower 70s.
$$
MTZ322-011000-
Elkhorn and Boulder Mountains-
Including the cities of Montana City, Clancy, Boulder, Corbin,
Wickes, Elk Park Pass, and Homestake Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows 45 to 51. East winds up to 5 mph shifting to the
south after midnight.
.TUESDAY...Mostly sunny. Highs 71 to 79. South winds up to
15 mph.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows 44 to 52. South winds up to 15 mph.
Chance of precipitation 70 percent.
.WEDNESDAY...Mostly sunny with slight chance of rain showers in
the morning, then mostly cloudy with rain showers likely and
slight chance of thunderstorms in the afternoon. Highs 64 to 72.
South winds up to 10 mph increasing to 10 to 15 mph with gusts to
around 40 mph in the afternoon. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
41 to 49. Southwest winds 5 to 15 mph. Gusts up to 35 mph in the
evening.
.THURSDAY...Mostly sunny. Highs 61 to 71.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. A 20 percent chance of rain showers. Lows 40 to
48.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 63 to 71.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows 40 to 48. Chance of precipitation
40 percent.
.SATURDAY...Mostly sunny with a 20 percent chance of rain
showers. Highs 64 to 72.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then chance of
rain showers after midnight. Lows 42 to 50. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs 62 to 70.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows 42 to 50. Chance of precipitation
50 percent.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs 62 to 70.
$$
MTZ323-011000-
Canyon Ferry Area-
Including the cities of Toston, Townsend, and Winston
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows 46 to 52. Northeast winds up to 5 mph shifting to
the southeast after midnight.
.TUESDAY...Mostly sunny. Highs in the lower 80s. South winds up
to 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows in the lower 50s. South winds
5 to 15 mph. Chance of precipitation 50 percent.
.WEDNESDAY...Partly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the upper 70s.
South winds 5 to 10 mph increasing to 15 to 20 mph with gusts to
around 40 mph in the afternoon. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the upper 40s. Southwest winds
5 to 15 mph. Gusts up to 35 mph decreasing to 25 mph after
midnight.
.THURSDAY...Mostly sunny. Highs in the mid 70s.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the upper 40s.
.FRIDAY...Mostly sunny. Highs in the mid 70s.
.FRIDAY NIGHT...Partly cloudy. Slight chance of thunderstorms in
the evening, then chance of rain showers after midnight. Lows in
the upper 40s. Chance of precipitation 30 percent.
.SATURDAY...Sunny. A 20 percent chance of rain showers in the
afternoon. Highs in the mid 70s.
.SATURDAY 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 upper 40s. Chance of
precipitation 40 percent.
.SUNDAY...Partly sunny with a 40 percent chance of rain showers.
Highs in the lower 70s.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows around 50. Chance of precipitation
50 percent.
.LABOR DAY...Partly sunny with a 20 percent chance of rain
showers. Highs in the lower 70s.
$$
MTZ324-011000-
Missouri Headwaters-
Including the cities of Harrison, Three Forks, Willow Creek,
Pony, and Whitehall
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the upper 40s. East winds up to 5 mph shifting to
the southwest after midnight.
.TUESDAY...Mostly sunny. Highs around 80. Southwest winds up to
10 mph with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows around 50. Southwest winds up
to 10 mph with gusts to around 30 mph. Chance of precipitation
70 percent.
.WEDNESDAY...Breezy. Partly sunny. Chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs in the mid
70s. South winds up to 5 mph with gusts to around 20 mph
increasing to 15 to 25 mph with gusts to around 40 mph in the
afternoon. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows in the upper 40s.
Southwest winds 10 to 25 mph with gusts to around 45 mph
decreasing to 5 to 10 mph with gusts to around 35 mph after
midnight.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the mid 70s.
Lows in the upper 40s.
.FRIDAY NIGHT...Partly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows in the upper 40s. Chance of precipitation 20 percent.
.SATURDAY...Sunny. A 20 percent chance of rain showers in the
afternoon. Highs in the mid 70s.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows in the upper 40s.
.SUNDAY...Partly sunny with a 50 percent chance of rain showers.
Highs in the lower 70s.
.SUNDAY 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 upper 40s. Chance of
precipitation 50 percent.
.LABOR DAY...Mostly sunny with a 20 percent chance of rain
showers. Highs in the lower 70s.
$$
MTZ325-011000-
Madison River Valley-
Including the cities of Cameron, Ennis, Jeffers, McAllister,
and Norris
336 PM MDT Mon Aug 31 2026
...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY EVENING...
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows 45 to 51. South winds 5 to 10 mph with gusts to
around 25 mph.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s. South winds 10 to 15 mph
with gusts to around 30 mph.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows 46 to 52. South winds 10 to
20 mph. Chance of precipitation 70 percent.
.WEDNESDAY...Very windy. Mostly 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 mid 70s.
South winds 10 to 15 mph with gusts to around 30 mph increasing
to 25 to 40 mph in the afternoon. Chance of precipitation
40 percent.
.WEDNESDAY NIGHT...Windy. Partly cloudy. Lows 43 to 49. Southwest
winds 25 to 35 mph becoming south 15 to 25 mph after midnight.
.THURSDAY THROUGH FRIDAY...Windy. Partly cloudy. Highs in the mid
70s. Lows 43 to 49.
.FRIDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows 44 to 50.
.SATURDAY...Sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows 44 to 50. Chance of showers
40 percent.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs in the lower 70s. Lows
44 to 50. Chance of precipitation 50 percent.
.LABOR DAY...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 lower 70s. Chance of precipitation
30 percent.
$$
MTZ326-011000-
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the upper 40s. Southeast winds up to 10 mph.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs around 80. South winds up to 5 mph.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows around 50. Southeast winds 5 to
10 mph. Chance of precipitation 50 percent.
.WEDNESDAY...Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the upper 70s.
Southeast winds up to 10 mph increasing to southwest 10 to 20 mph
with gusts to around 35 mph in the afternoon. Chance of
precipitation 30 percent.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows in the upper 40s.
Southwest winds 15 to 25 mph with gusts to around 40 mph becoming
south 5 to 15 mph with gusts to around 30 mph after midnight.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the upper 70s.
Lows in the upper 40s.
.FRIDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the upper 40s.
.SATURDAY...Sunny. Highs in the upper 70s.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows in the upper 40s. Chance of showers
30 percent.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs in the mid 70s. Lows in
the upper 40s. Chance of precipitation 40 percent.
.LABOR DAY...Partly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs in the mid 70s. Chance of precipitation 20 percent.
&&
TEMPERATURE / PRECIPITATION
Bozeman Airport 46 81 48 78 / 0 20 70 30
Bozeman MSU 48 80 49 77 / 0 20 60 20
$$
MTZ330-011000-
Gallatin and Madison County Mountains and Centennial Mountains-
Including the cities of Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows 42 to 50. South winds 5 to 10 mph with gusts to
around 25 mph.
.TUESDAY...Mostly cloudy with slight chance of rain showers in
the morning, then mostly sunny with slight chance of
thunderstorms in the afternoon. Highs 61 to 73. South winds 5 to
15 mph with gusts to around 30 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows 41 to 49. South winds 5 to
15 mph with gusts to around 35 mph. Chance of precipitation
70 percent.
.WEDNESDAY...Windy. Mostly sunny. Slight chance of rain showers
in the morning, then slight chance of thunderstorms in the
afternoon. Highs 57 to 69. South winds 10 to 15 mph with gusts to
around 35 mph increasing to 15 to 30 mph with gusts to around
50 mph in the afternoon. Chance of precipitation 20 percent.
.WEDNESDAY NIGHT...Windy. Partly cloudy. Lows 39 to 47. Southwest
winds 15 to 30 mph shifting to the south 10 to 20 mph after
midnight. Gusts up to 50 mph.
.THURSDAY THROUGH FRIDAY...Breezy. Partly cloudy. Highs 55 to 69.
Lows 39 to 47.
.FRIDAY NIGHT...Partly cloudy. A 30 percent chance of rain
showers after midnight. Lows 41 to 47.
.SATURDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 60 to 70.
.SATURDAY NIGHT...Partly cloudy with slight chance of rain
showers in the evening, then mostly cloudy with chance of rain
showers after midnight. Lows 42 to 48. Chance of showers
40 percent.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs 57 to 67. Lows 42 to
48. Chance of precipitation 50 percent.
.LABOR DAY...Partly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 57 to 67. Chance of precipitation
40 percent.
&&
TEMPERATURE / PRECIPITATION
West Yellowstone 36 68 36 65 / 10 40 60 10
$$
MTZ327-011000-
Northwest Beaverhead County-
Including the cities of Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows 37 to 49. South winds up to 10 mph.
.TUESDAY...Sunny in the morning, then partly sunny with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 67 to 77. South winds 5 to 15 mph. Chance of precipitation
50 percent.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and chance of
thunderstorms in the evening, then chance of rain showers after
midnight. Lows 37 to 47. South winds up to 10 mph with gusts to
around 25 mph. Chance of precipitation 70 percent.
.WEDNESDAY...Rain showers likely in the morning, then rain
showers likely and chance of thunderstorms in the afternoon.
Highs 58 to 68. South winds 5 to 10 mph with gusts to around
25 mph shifting to the southwest 10 to 15 mph with gusts to
around 35 mph in the afternoon. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 35 to 45. Southwest winds
5 to 15 mph with gusts to around 35 mph.
.THURSDAY...Partly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 55 to 65.
.THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows 34 to 44.
.FRIDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 58 to 68. Chance of
precipitation 50 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 35 to 45. Chance of precipitation
40 percent.
.SATURDAY...Mostly sunny with a 20 percent chance of rain
showers. Highs 61 to 71.
.SATURDAY NIGHT...Partly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then mostly cloudy
with chance of rain showers after midnight. Lows 37 to 47. Chance
of precipitation 40 percent.
.SUNDAY...Partly sunny with a 50 percent chance of rain showers.
Highs 59 to 69.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows 36 to 46. Chance of precipitation
40 percent.
.LABOR DAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 59 to 69. Chance of precipitation 20 percent.
$$
MTZ328-011000-
Beaverhead and Western Madison below 6000ft-
Including the cities of Bannack, Dillon, Glen, and Waterloo
336 PM MDT Mon Aug 31 2026
.TONIGHT...Clear then becoming partly cloudy late in the evening
then becoming mostly cloudy. Lows in the upper 40s. Southeast
winds up to 10 mph with gusts to around 25 mph.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 75 to 81. South winds 5 to 15 mph. Gusts up
to 25 mph increasing to 35 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows in the mid 40s. South winds
5 to 15 mph. Gusts up to 35 mph decreasing to 25 mph after
midnight. Chance of precipitation 70 percent.
.WEDNESDAY...Breezy. Partly sunny. Slight chance of rain showers
in the morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 70 to 76. South winds 5 to
10 mph with gusts to around 25 mph increasing to southwest 15 to
25 mph with gusts to around 45 mph in the afternoon. Chance of
precipitation 50 percent.
.WEDNESDAY NIGHT...Windy. Mostly cloudy. Lows in the mid 40s.
Southwest winds 15 to 30 mph with gusts to around 45 mph becoming
south 10 to 15 mph with gusts to around 35 mph after midnight.
.THURSDAY AND THURSDAY NIGHT...Breezy. Partly cloudy. Highs 67 to
73. Lows in the mid 40s.
.FRIDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 70 to 76.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. A 20 percent chance
of rain showers. Lows in the mid 40s. Highs 71 to 77.
.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 mid 40s. Chance of showers
40 percent.
.SUNDAY...Partly sunny with a 50 percent chance of rain showers.
Highs 69 to 75.
.SUNDAY 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.
.LABOR DAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 69 to 75. Chance of precipitation 20 percent.
&&
TEMPERATURE / PRECIPITATION
Dillon 44 81 45 76 / 0 10 80 40
$$
MTZ329-011000-
Ruby Mountains and Southern Beaverhead Mountains-
Including the city of Monida Pass
336 PM MDT Mon Aug 31 2026
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows in the upper 40s. South winds 10 to 15 mph with
gusts to around 30 mph.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 65 to 73. South winds 10 to 20 mph with
gusts to around 35 mph.
.TUESDAY NIGHT...Mostly cloudy with chance of thunderstorms in
the evening, then partly cloudy with slight chance of rain
showers after midnight. Lows in the mid 40s. South winds 10 to
20 mph. Gusts up to 40 mph decreasing to 30 mph after midnight.
Chance of precipitation 50 percent.
.WEDNESDAY...Windy. Mostly sunny. Slight chance of rain showers
in the morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 60 to 68. Southeast winds
10 to 15 mph with gusts to around 35 mph increasing to south
20 to 30 mph with gusts to around 45 mph in the afternoon. Chance
of precipitation 50 percent.
.WEDNESDAY NIGHT...Windy. Mostly cloudy. Lows 41 to 47. Southwest
winds 15 to 30 mph with gusts to around 45 mph shifting to the
south 10 to 20 mph with gusts to around 35 mph after midnight.
.THURSDAY...Windy. Mostly sunny. Highs 58 to 66.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the mid 40s.
.FRIDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 60 to 68. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows in the mid 40s.
.SATURDAY...Mostly sunny. Highs 62 to 70.
.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 mid 40s. Chance of showers
50 percent.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs 60 to 68. Lows in the
mid 40s. Chance of precipitation 50 percent.
.LABOR DAY...Partly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 60 to 68. Chance of precipitation 20 percent.
$$