Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
640
FPUS55 KTFX 210632
ZFPTFX
Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
1232 AM MDT Fri Aug 21 2026
Spot temperatures and probabilities of measurable precipitation
are for .TONIGHT THROUGH TODAY..., Saturday, Saturday night, and
Sunday.
MTZ301-221000-
East Glacier Park Region-
Including the cities of East Glacier Park, Kiowa, Babb,
Saint Mary, Marias Pass, and Logan Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke after midnight.
Patchy smoke early in the evening. A 20 percent chance of
thunderstorms. Highs 69 to 79. Lows 49 to 58. Southeast winds up
to 10 mph with gusts to around 30 mph.
.SATURDAY...Cloudy with a 20 percent chance of thunderstorms in
the morning, then mostly sunny in the afternoon. Highs 71 to 81.
Southwest winds up to 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 54 to 60. Southwest winds 5 to 15 mph.
.SUNDAY AND SUNDAY NIGHT...Windy. Mostly clear. Highs 62 to 72.
Lows in the upper 40s. Southwest winds 5 to 30 mph with gusts to
around 45 mph.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 62 to 75.
Lows in the upper 40s.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 66 to 76.
Lows around 50.
.THURSDAY...Mostly sunny. Highs 60 to 70.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the upper 40s.
Highs 59 to 69.
$$
MTZ307-221000-
Southern Rocky Mountain Front-
Including the city of Rogers Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke. A 20 percent
chance of thunderstorms. Highs 72 to 82. Lows 50 to 59. East
winds up to 10 mph.
.SATURDAY...Cloudy in the morning then becoming mostly sunny. A
20 percent chance of thunderstorms. Highs 73 to 83. Southwest
winds up to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of
thunderstorms in the evening. Lows 52 to 58. Southwest winds up
to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 67 to 77. Lows
44 to 50. West winds 5 to 20 mph with gusts to around 40 mph.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 65 to 76. Lows
45 to 51.
.TUESDAY NIGHT...Partly cloudy. Lows 47 to 53.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 67 to 77.
.WEDNESDAY NIGHT...Partly cloudy. Lows 46 to 52.
.THURSDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 63 to 73.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 44 to 50. Highs
62 to 72.
$$
MTZ302-221000-
Northern High Plains-
Including the cities of Browning, Heart Butte, and Dupuyer
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Patchy smoke. Patchy smoke early in the
evening. Partly cloudy with a 20 percent chance of thunderstorms.
Highs around 80. Lows 50 to 56. Southeast winds up to 15 mph with
gusts to around 30 mph.
.SATURDAY...Cloudy with a 20 percent chance of thunderstorms in
the morning, then mostly sunny in the afternoon. Highs in the
lower 80s. Southeast winds up to 10 mph.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Breezy. Mostly clear. Highs 75 to 81.
Lows around 50. West winds 5 to 25 mph with gusts to around
40 mph.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the mid
70s. Lows around 50.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the
upper 70s. Lows in the lower 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 70s.
Lows in the upper 40s.
$$
MTZ308-221000-
Southern High Plains-
Including the cities of Bynum, Choteau, and Pendroy
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke after midnight. A
20 percent chance of thunderstorms. Highs in the mid 80s. Lows
55 to 60. Northwest winds up to 15 mph with gusts to around
30 mph.
.SATURDAY...Cloudy in the morning then becoming mostly sunny. A
20 percent chance of thunderstorms. Highs in the upper 80s.
Southwest winds up to 5 mph shifting to the south in the
afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows in the upper 50s. Southwest
winds up to 10 mph.
.SUNDAY...Sunny. A 20 percent chance of rain showers in the
afternoon. Highs in the mid 80s. Southwest winds up to 10 mph
increasing to 10 to 15 mph with gusts to around 35 mph in the
afternoon.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
5 to 15 mph. Gusts up to 35 mph in the evening.
.MONDAY...Sunny. Highs in the upper 70s.
.MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the lower 50s.
Highs in the upper 70s.
.TUESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the lower
50s. Highs 77 to 82.
$$
MTZ303-221000-
Eastern Glacier, Western Toole, and Central Pondera-
Including the cities of Cut Bank, Ethridge, and Santa Rita
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke early in the
morning. Highs in the lower 80s. Lows 51 to 58. East winds 5 to
15 mph.
.SATURDAY...Cloudy with a 20 percent chance of thunderstorms in
the morning, then mostly sunny in the afternoon. Highs in the mid
80s. Southeast winds 5 to 10 mph with gusts to around 25 mph.
.SATURDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the upper 50s. Southwest winds 5 to 10 mph.
.SUNDAY...Breezy. Mostly sunny. A 20 percent chance of rain
showers in the afternoon. Highs in the lower 80s. West winds 5 to
10 mph increasing to southwest 10 to 25 mph with gusts to around
40 mph in the afternoon.
.SUNDAY NIGHT...Breezy. Mostly clear. Lows in the lower 50s. West
winds 15 to 25 mph with gusts to around 40 mph decreasing to
10 to 15 mph after midnight.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the upper
70s. Lows in the lower 50s.
.WEDNESDAY THROUGH FRIDAY...Partly cloudy. Highs 75 to 81. Lows
in the lower 50s.
&&
TEMPERATURE / PRECIPITATION
Cut Bank 53 84 56 82 / 10 20 10 10
$$
MTZ304-221000-
Eastern Toole and Liberty-
Including the cities of Devon, Shelby, Chester, Galata, Joplin,
Lothair, and Whitlash
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Highs in the mid 80s. Lows
54 to 60. East winds 5 to 15 mph with gusts to around 30 mph.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
20 percent chance of thunderstorms. Highs 83 to 89. Southeast
winds 5 to 15 mph with gusts to around 30 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows around 60. Southeast winds 5 to 10 mph
shifting to the southwest after midnight.
.SUNDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 83 to 89. West winds up to 15 mph. Gusts up
to 30 mph in the afternoon.
.SUNDAY NIGHT...Breezy. Mostly clear. Lows in the mid 50s. West
winds 10 to 25 mph decreasing to 10 to 15 mph after midnight.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 74 to 80.
Lows in the lower 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the mid 50s.
.THURSDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 77 to 83.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the lower
50s. Highs in the upper 70s.
$$
MTZ305-221000-
Hill County-
Including the city of Havre
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms. Highs in the mid 80s. Lows in the upper 50s. East
winds 5 to 15 mph with gusts to around 30 mph.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
20 percent chance of thunderstorms. Highs around 90. Southeast
winds 5 to 15 mph with gusts to around 30 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows around 60. Southeast winds
5 to 15 mph. Gusts up to 30 mph in the evening.
.SUNDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs around 90. Southwest winds up to 15 mph.
.SUNDAY NIGHT...Mostly clear. A 20 percent chance of rain showers
in the evening. Lows in the mid 50s. West winds 10 to 15 mph with
gusts to around 30 mph.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the lower
80s. Lows in the lower 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the mid 50s.
.THURSDAY...Mostly sunny with a 20 percent chance of rain
showers. Highs in the lower 80s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the lower
50s. Highs around 80.
&&
TEMPERATURE / PRECIPITATION
Havre 57 93 60 94 / 20 20 10 20
$$
MTZ306-221000-
Northern Blaine County-
Including the cities of Chinook, Zurich, Harlem, Hogeland,
and Fort Belknap
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms. Highs in the mid 80s. Lows in the upper 50s. East
winds 5 to 15 mph with gusts to around 30 mph.
.SATURDAY...Breezy. Mostly cloudy. A 20 percent chance of
thunderstorms in the afternoon. Highs in the upper 80s. Southeast
winds 15 to 25 mph.
.SATURDAY NIGHT...Breezy. Mostly cloudy. Lows in the lower 60s.
Southeast winds 15 to 25 mph decreasing to 10 to 15 mph after
midnight.
.SUNDAY...Mostly sunny. Highs in the lower 90s. South winds 5 to
10 mph shifting to the west 5 to 15 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the upper 50s. West winds
10 to 15 mph.
.MONDAY THROUGH TUESDAY NIGHT...Breezy. Mostly clear. Highs in
the lower 80s. Lows in the lower 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 50s.
.THURSDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs in the lower 80s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the lower
50s. Highs in the lower 80s.
$$
MTZ309-221000-
Eastern Pondera and Eastern Teton-
Including the cities of Brady, Conrad, and Ledger
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Highs in the mid 80s. Lows in
the mid 50s. East winds up to 15 mph with gusts to around 30 mph.
.SATURDAY...Cloudy with a 20 percent chance of thunderstorms in
the morning, then mostly sunny in the afternoon. Highs in the
upper 80s. Southeast winds up to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the upper 50s. Southeast
winds up to 10 mph shifting to the southwest after midnight.
.SUNDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs in the upper 80s. Southwest winds up to
10 mph increasing to 10 to 15 mph with gusts to around 35 mph in
the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
15 to 20 mph decreasing to 5 to 10 mph after midnight.
.MONDAY...Sunny. Highs in the upper 70s.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows in the
lower 50s. Highs around 80.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the lower 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs around 80. Lows
in the lower 50s.
$$
MTZ310-221000-
Western and Central Chouteau County-
Including the cities of Floweree, Carter, and Fort Benton
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke after midnight.
Highs in the upper 80s. Lows 56 to 62. East winds up to 15 mph
with gusts to around 40 mph.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
20 percent chance of thunderstorms. Highs in the lower 90s.
Southeast winds 5 to 15 mph. Gusts up to 40 mph decreasing to
30 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the lower 60s. Southeast
winds 5 to 10 mph with gusts to around 25 mph shifting to the
southwest after midnight.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 90s. Southwest winds up to
15 mph. Gusts up to 30 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. A 20 percent chance of rain showers
in the evening. Lows in the upper 50s. West winds 5 to 15 mph
with gusts to around 30 mph.
.MONDAY...Not as warm. Sunny. Highs in the lower 80s.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows in the
mid 50s. Highs in the lower 80s.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows in the mid 50s.
$$
MTZ311-221000-
Bears Paw Mountains and Southern Blaine-
Including the city of Rocky Boy
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Highs 81 to 87. Lows 56 to 63.
Southeast winds 5 to 15 mph with gusts to around 40 mph.
.SATURDAY...Mostly cloudy. A 20 percent chance of thunderstorms
in the afternoon. Highs 84 to 90. Southeast winds 10 to 20 mph.
Gusts up to 40 mph in the morning.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Southeast
winds 10 to 15 mph with gusts to around 30 mph shifting to the
south after midnight.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
rain showers. Highs 87 to 93. Lows around 60. West winds up to
15 mph with gusts to around 30 mph.
.MONDAY...Sunny. Highs 76 to 82.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows in the
mid 50s. Highs 77 to 83.
.WEDNESDAY...Mostly sunny. Highs 81 to 87.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the upper 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 77 to 85. Lows in
the mid 50s.
$$
MTZ312-221000-
Cascade County below 5000ft-
Including the city of Great Falls
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Patchy smoke after midnight. Partly cloudy
with a 20 percent chance of thunderstorms. Highs in the upper
80s. Lows 56 to 61. Southeast winds up to 10 mph with gusts to
around 30 mph.
.SATURDAY...Cloudy in the morning then becoming mostly sunny. A
20 percent chance of thunderstorms. Highs around 90. South winds
up to 10 mph with gusts to around 25 mph.
.SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of
thunderstorms in the evening. Lows around 60. South winds 5 to
15 mph.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 80s. Southwest winds 5 to
20 mph. Gusts up to 35 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
10 to 15 mph with gusts to around 35 mph shifting to the
southwest after midnight.
.MONDAY...Sunny. Highs in the lower 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the lower
80s. Lows in the mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 50s.
&&
TEMPERATURE / PRECIPITATION
Great Falls Arpt 57 91 60 90 / 20 20 30 20
$$
MTZ313-221000-
Judith Basin County and Judith Gap-
Including the cities of Raynesford, Geyser, Stanford, Windham,
Benchland, Hobson, and Moccasin
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke. Highs in the mid
80s. Lows 55 to 60. Southeast winds up to 15 mph with gusts to
around 30 mph.
.SATURDAY...Mostly cloudy with a 20 percent chance of
thunderstorms. Highs in the upper 80s. Southeast winds 10 to
15 mph with gusts to around 30 mph.
.SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of
thunderstorms in the evening. Lows in the upper 50s. South winds
5 to 15 mph.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs in the upper 80s.
Southwest winds 5 to 15 mph. Gusts up to 30 mph in the afternoon.
Chance of precipitation 40 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 50s. West winds 5 to
15 mph.
.MONDAY...Sunny. Highs around 80.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the lower
80s. Lows in the mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 50s.
$$
MTZ314-221000-
Fergus County below 4500ft-
Including the cities of Hilger and Lewistown
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke after midnight.
Highs in the mid 80s. Lows 57 to 64. Southeast winds up to 15 mph
with gusts to around 35 mph.
.SATURDAY...Mostly cloudy with a 20 percent chance of
thunderstorms. Highs in the upper 80s. Southeast winds 10 to
20 mph with gusts to around 35 mph.
.SATURDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms
in the evening, then slight chance of rain showers after
midnight. Lows 60 to 66. Southeast winds 5 to 15 mph shifting to
the southwest 5 to 10 mph after midnight. Chance of precipitation
20 percent.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 89 to 95. West winds up
to 10 mph. Gusts up to 25 mph in the afternoon. Chance of
precipitation 50 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows 57 to 63. West winds 5 to 15 mph.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the lower
80s. Lows in the mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 55 to 61.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows 53 to 59.
&&
TEMPERATURE / PRECIPITATION
Lewistown 56 88 58 89 / 10 20 30 40
$$
MTZ315-221000-
Upper Blackfoot and MacDonald Pass-
Including the cities of Marysville, Lincoln, Flesher Pass,
and MacDonald Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. Patchy smoke. A 20 percent
chance of thunderstorms. Highs 78 to 88. Lows 53 to 62. Northeast
winds up to 10 mph.
.SATURDAY...Cloudy in the morning then becoming mostly sunny. A
20 percent chance of thunderstorms. Highs 76 to 86. South winds
up to 5 mph shifting to the southwest in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows 53 to 59. Southwest winds up
to 10 mph.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 71 to 81. Southwest winds up to 10 mph
shifting to the west with gusts to around 30 mph in the
afternoon.
.SUNDAY NIGHT...Cooler. Mostly clear. Lows 46 to 54. West winds
5 to 15 mph. Gusts up to 30 mph in the evening.
.MONDAY...Sunny. Highs 70 to 80.
.MONDAY NIGHT...Partly cloudy. Lows 47 to 55.
.TUESDAY...Sunny. Highs 72 to 80.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 49 to 57.
Highs 72 to 80.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
48 to 54.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 67 to 76. Lows
47 to 53.
$$
MTZ316-221000-
Gates of the Mountains-
Including the cities of Canyon Creek, Wolf Creek, and Craig
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke after midnight.
Patchy smoke early in the afternoon. A 20 percent chance of
thunderstorms. Highs 81 to 89. Lows 55 to 61. Northwest winds up
to 10 mph.
.SATURDAY...Cloudy in the morning then becoming mostly sunny. A
20 percent chance of thunderstorms. Highs 82 to 90. South winds
up to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.SUNDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 80 to 88. Southwest winds 5 to 15 mph. Gusts up
to 35 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
10 to 15 mph with gusts to around 30 mph shifting to the
southwest after midnight.
.MONDAY...Sunny. Highs 76 to 84.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Sunny. Highs 76 to 84.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.WEDNESDAY...Sunny. Highs 79 to 85.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 74 to 81. Lows in
the lower 50s.
$$
MTZ317-221000-
Little Belt and Highwood Mountains-
Including the cities of Monarch, Neihart, and Kings Hill Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Patchy smoke. Partly cloudy with a 20 percent
chance of thunderstorms. Highs 77 to 83. Lows 54 to 62. Southeast
winds up to 15 mph with gusts to around 35 mph.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
20 percent chance of thunderstorms. Highs 76 to 84. South winds
5 to 10 mph with gusts to around 30 mph.
.SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of
thunderstorms in the evening. Lows 54 to 62. Southwest winds 5 to
10 mph with gusts to around 25 mph.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 75 to 83. Southwest winds 5 to 15 mph. Gusts
up to 35 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. A 20 percent chance of rain showers
in the evening. Lows 50 to 56. West winds up to 15 mph. Gusts up
to 30 mph in the evening.
.MONDAY...Sunny. Highs 69 to 77.
.MONDAY NIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows 48 to 54.
.TUESDAY...Sunny. Highs 70 to 78.
.TUESDAY NIGHT...Partly cloudy. Lows 50 to 56.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy with a 20 percent
chance of thunderstorms. Highs 69 to 80. Lows 50 to 56.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 48 to 54. Highs
68 to 76.
$$
MTZ318-221000-
Snowy and Judith Mountains-
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke. Highs 76 to 82.
Lows 55 to 61. Southeast winds up to 15 mph with gusts to around
35 mph.
.SATURDAY...Mostly cloudy with a 20 percent chance of
thunderstorms. Highs 76 to 84. Southeast winds 5 to 15 mph with
gusts to around 35 mph.
.SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of
thunderstorms in the evening. Lows 57 to 63. South winds 5 to
10 mph with gusts to around 25 mph.
.SUNDAY...Partly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 79 to 87. West winds up
to 15 mph. Chance of precipitation 50 percent.
.SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
in the mid 50s. West winds 5 to 15 mph.
.MONDAY...Sunny. Highs 72 to 78.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the lower 50s.
.TUESDAY...Sunny. Highs 71 to 77.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.WEDNESDAY THROUGH THURSDAY NIGHT...Partly cloudy with a
20 percent chance of rain showers. Highs 73 to 82. Lows in the
mid 50s.
.FRIDAY...Mostly sunny. Highs 71 to 77.
$$
MTZ319-221000-
Helena Valley-
Including the city of Helena
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. Patchy smoke after midnight.
Patchy smoke early in the afternoon. A 20 percent chance of
thunderstorms. Highs in the lower 90s. Lows 54 to 59. North winds
up to 10 mph.
.SATURDAY...Cloudy with slight 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 upper 80s.
Southeast winds up to 10 mph. Chance of precipitation 30 percent.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows in the mid 50s. South winds up
to 10 mph.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 80s. South winds up to 5 mph
shifting to the southwest 5 to 15 mph with gusts to around 30 mph
in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
5 to 15 mph with gusts to around 30 mph shifting to the southwest
up to 5 mph after midnight.
.MONDAY...Sunny. Highs in the mid 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Sunny. Highs in the mid 80s.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the lower
50s. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers in the evening, then mostly cloudy after midnight. Lows
in the lower 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 50s.
&&
TEMPERATURE / PRECIPITATION
Helena 59 90 58 88 / 30 30 50 20
$$
MTZ320-221000-
Big Belt, Bridger and Castle Mountains-
Including the cities of Trident, Maudlow, Battle Ridge Pass,
Bozeman Pass, and Deep Creek Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke. A 20 percent
chance of thunderstorms. Highs 77 to 87. Lows in the upper 50s.
East winds up to 10 mph with gusts to around 35 mph.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
20 percent chance of thunderstorms. Highs 75 to 85. Southeast
winds up to 10 mph shifting to the south in the afternoon. Gusts
up to 25 mph.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows in the upper 50s. South winds
up to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Highs 73 to 83. Lows in the lower 50s. West winds
up to 15 mph with gusts to around 40 mph.
.MONDAY...Sunny. Highs 70 to 80.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the lower 50s.
.TUESDAY...Sunny. Highs 70 to 80.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the lower
50s. Highs 71 to 81.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 67 to 79. Lows in
the lower 50s.
$$
MTZ321-221000-
Meagher County Valleys-
Including the cities of Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. Patchy smoke. A 20 percent
chance of thunderstorms. Highs in the mid 80s. Lows in the mid
50s. East winds up to 10 mph with gusts to around 35 mph.
.SATURDAY...Cloudy in the morning then becoming partly sunny. A
20 percent chance of thunderstorms. Highs in the mid 80s.
Southeast winds up to 10 mph with gusts to around 30 mph shifting
to the south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of
thunderstorms in the evening. Lows in the mid 50s. South winds up
to 10 mph.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 80s. South winds up to 10 mph
shifting to the southwest with gusts to around 35 mph in the
afternoon.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 50. West winds 5 to 15 mph
with gusts to around 35 mph decreasing to up to 5 mph with gusts
to around 20 mph after midnight.
.MONDAY...Sunny. Highs in the upper 70s.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the upper 40s.
.TUESDAY...Sunny. Highs in the upper 70s.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows around 50.
Highs in the lower 80s.
.WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows around 50.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the upper 70s.
Lows in the upper 40s.
$$
MTZ322-221000-
Elkhorn and Boulder Mountains-
Including the cities of Montana City, Clancy, Boulder, Corbin,
Wickes, Elk Park Pass, and Homestake Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Patchy smoke. Highs 79 to 87. Lows 54 to 62.
Southeast winds up to 10 mph.
.SATURDAY...Cloudy with slight chance of thunderstorms in the
morning, then partly sunny with chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 76 to 84. South
winds up to 10 mph. Chance of precipitation 50 percent.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening. Lows 51 to 59. Southwest winds
up to 10 mph. Chance of precipitation 60 percent.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 72 to 82. Southwest
winds up to 10 mph increasing to 10 to 15 mph with gusts to
around 30 mph in the afternoon. Chance of precipitation
40 percent.
.SUNDAY NIGHT...Partly cloudy. Lows 46 to 54. West winds up to
15 mph. Gusts up to 30 mph in the evening.
.MONDAY...Sunny. Highs 70 to 80.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 47 to 55.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 71 to 79.
.TUESDAY NIGHT...Partly cloudy. Lows 50 to 56.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 72 to 80.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows 48 to 54.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 68 to 77. Lows
45 to 53.
$$
MTZ323-221000-
Canyon Ferry Area-
Including the cities of Toston, Townsend, and Winston
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Patchy smoke. Highs in the upper 80s. Lows 55 to
61. Northeast winds up to 10 mph with gusts to around 30 mph.
.SATURDAY...Cloudy with slight 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 80s.
Southeast winds up to 10 mph. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows in the upper 50s. Southwest
winds 5 to 10 mph shifting to the south after midnight.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs in the mid 80s. South
winds up to 10 mph shifting to the southwest with gusts to around
30 mph in the afternoon. Chance of precipitation 40 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 50s. Northwest winds up
to 15 mph.
.MONDAY...Sunny. Highs in the lower 80s.
.MONDAY NIGHT THROUGH WEDNESDAY...Partly cloudy. Lows in the mid
50s. Highs in the lower 80s.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs around 80. Lows
in the lower 50s.
$$
MTZ324-221000-
Missouri Headwaters-
Including the cities of Harrison, Three Forks, Willow Creek,
Pony, and Whitehall
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Patchy smoke early in the evening. Patchy smoke
after midnight. Highs around 90. Lows 55 to 61. Northeast winds
up to 10 mph with gusts to around 25 mph.
.SATURDAY...Cloudy with slight chance of thunderstorms in the
morning, then partly sunny with chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the upper 80s.
South winds up to 10 mph. Chance of precipitation 50 percent.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening. Lows in the mid 50s. Southwest
winds up to 10 mph. Chance of precipitation 70 percent.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs in the mid 80s.
Southwest winds up to 5 mph increasing to 10 to 15 mph with gusts
to around 35 mph in the afternoon. Chance of precipitation
40 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s. West winds 10 to
15 mph with gusts to around 30 mph decreasing to up to 5 mph
after midnight.
.MONDAY...Sunny. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows in the lower 50s. Chance of precipitation 20 percent.
.TUESDAY...Sunny. Highs in the lower 80s.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the lower
50s. Highs in the lower 80s.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 50s.
$$
MTZ325-221000-
Madison River Valley-
Including the cities of Cameron, Ennis, Jeffers, McAllister,
and Norris
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms. Patchy smoke in the late evening and overnight.
Highs around 90. Lows 54 to 61. South winds up to 10 mph.
.SATURDAY...Cloudy with slight chance of thunderstorms in the
morning, then partly sunny with chance of thunderstorms in the
afternoon. Highs in the mid 80s. South winds up to 10 mph. Chance
of thunderstorms 50 percent.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening. Lows 51 to 57. South winds 5 to
10 mph. Chance of precipitation 70 percent.
.SUNDAY...Mostly sunny in the morning, then mostly cloudy with
rain showers likely and chance of thunderstorms in the afternoon.
Highs in the mid 80s. South winds 5 to 10 mph increasing to
southwest 15 to 20 mph in the afternoon. Chance of precipitation
70 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows 49 to 55. Southwest winds 15 to
20 mph becoming south up to 10 mph after midnight.
.MONDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows 48 to 54. Chance of
precipitation 40 percent.
.TUESDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 80s.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows 49 to 55.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs in the lower 80s.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows 48 to 54.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs around 80. Lows
47 to 53.
$$
MTZ326-221000-
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Patchy smoke late in the evening. Highs in the
upper 80s. Lows in the upper 50s. East winds up to 10 mph with
gusts to around 40 mph.
.SATURDAY...Cloudy with slight chance of thunderstorms in the
morning, then partly sunny with chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the mid 80s.
Southeast winds up to 5 mph with gusts to around 25 mph shifting
to the southwest in the afternoon. Chance of precipitation
50 percent.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening. Lows in the mid 50s. South winds
up to 10 mph. Chance of precipitation 70 percent.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs in the mid 80s. South
winds up to 5 mph shifting to the west 5 to 15 mph with gusts to
around 30 mph in the afternoon. Chance of precipitation
50 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the lower 50s. Southwest
winds 10 to 15 mph becoming south up to 5 mph after midnight.
.MONDAY...Sunny. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows in the lower 50s. Chance of precipitation 20 percent.
.TUESDAY...Sunny. Highs in the lower 80s.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the lower
50s. Highs in the lower 80s.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 50s.
&&
TEMPERATURE / PRECIPITATION
Bozeman Airport 55 88 53 86 / 20 40 60 30
Bozeman MSU 58 87 55 84 / 30 50 60 50
$$
MTZ330-221000-
Gallatin and Madison County Mountains and Centennial Mountains-
Including the cities of Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms. Patchy smoke late in the evening. Highs 76 to 86.
Lows 51 to 60. Southeast winds up to 10 mph with gusts to around
30 mph.
.SATURDAY...Cloudy with slight chance of thunderstorms in the
morning, then partly sunny with chance of thunderstorms in the
afternoon. Highs 71 to 81. South winds 5 to 15 mph. Chance of
thunderstorms 50 percent.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening. Lows 49 to 55. South winds up to
10 mph. Chance of precipitation 70 percent.
.SUNDAY...Partly sunny. Slight chance of rain showers in the
morning, then rain showers likely and chance of thunderstorms in
the afternoon. Highs 68 to 78. South winds 5 to 15 mph. Gusts up
to 25 mph increasing to 40 mph in the afternoon. Chance of
precipitation 70 percent.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows 46 to 52. Southwest winds
10 to 15 mph with gusts to around 35 mph decreasing to up to
10 mph after midnight.
.MONDAY...Mostly sunny. A 40 percent chance of thunderstorms in
the afternoon. Highs 67 to 77.
.MONDAY 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 51. Chance of
precipitation 40 percent.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 66 to 76.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows 46 to 52.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 67 to 77.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows 46 to 52.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 64 to 75. Lows
44 to 50.
&&
TEMPERATURE / PRECIPITATION
West Yellowstone 48 83 45 79 / 20 40 50 40
$$
MTZ327-221000-
Northwest Beaverhead County-
Including the cities of Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. Patchy smoke. Chance of rain
showers and slight chance of thunderstorms. Highs 78 to 88. Lows
49 to 60. Southeast winds up to 10 mph with gusts to around
25 mph. Chance of precipitation 30 percent.
.SATURDAY...Mostly cloudy. Slight chance of thunderstorms in the
morning, then chance of thunderstorms in the afternoon. Highs
73 to 83. South winds up to 10 mph shifting to the southwest in
the afternoon. Chance of thunderstorms 50 percent.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows 46 to 54. South winds up to
10 mph.
.SUNDAY...Breezy. Mostly sunny. A 20 percent chance of
thunderstorms in the afternoon. Highs 69 to 79. South winds up to
10 mph with gusts to around 25 mph increasing to southwest 10 to
25 mph with gusts to around 40 mph in the afternoon.
.SUNDAY NIGHT...Colder. Partly cloudy. Lows 40 to 50. West winds
10 to 15 mph with gusts to around 35 mph decreasing to up to
10 mph after midnight.
.MONDAY...Mostly sunny. Highs 68 to 78.
.MONDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows 42 to 52.
.TUESDAY...Sunny. Highs 68 to 78.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers in the evening, then partly cloudy after midnight. Lows
43 to 53.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 68 to 78.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows 41 to 51.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 65 to 76. Lows
39 to 49.
$$
MTZ328-221000-
Beaverhead and Western Madison below 6000ft-
Including the cities of Bannack, Dillon, Glen, and Waterloo
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. Patchy smoke after midnight.
Patchy smoke after midnight. A 20 percent chance of
thunderstorms. Highs 85 to 91. Lows 54 to 61. Southeast winds up
to 15 mph.
.SATURDAY...Cloudy with slight chance of thunderstorms in the
morning, then partly sunny with chance of thunderstorms in the
afternoon. Highs 81 to 87. South winds up to 10 mph. Chance of
thunderstorms 50 percent.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening. Lows in the lower 50s. Southwest
winds up to 10 mph. Chance of precipitation 70 percent.
.SUNDAY...Breezy. Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 79 to 85. South
winds up to 10 mph increasing to southwest 10 to 25 mph with
gusts to around 40 mph in the afternoon. Chance of precipitation
50 percent.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
10 to 15 mph with gusts to around 30 mph decreasing to up to
10 mph after midnight.
.MONDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 77 to 83.
.MONDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows around 50.
.TUESDAY...Sunny. Highs 76 to 82.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the lower 50s.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 77 to 83.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 50.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 75 to 82. Lows in
the upper 40s.
&&
TEMPERATURE / PRECIPITATION
Dillon 55 86 51 84 / 30 50 70 30
$$
MTZ329-221000-
Ruby Mountains and Southern Beaverhead Mountains-
Including the city of Monida Pass
1232 AM MDT Fri Aug 21 2026
.REST OF TONIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms. Highs 79 to 87. Lows 55 to 61. Southeast winds up
to 10 mph.
.SATURDAY...Mostly cloudy. A 50 percent chance of thunderstorms
in the afternoon. Highs 74 to 82. South winds 5 to 15 mph with
gusts to around 30 mph.
.SATURDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then slight chance of rain
showers after midnight. Lows in the lower 50s. West winds 5 to
10 mph shifting to the south after midnight. Chance of
precipitation 70 percent.
.SUNDAY...Breezy. Partly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 71 to 79. South
winds 5 to 10 mph with gusts to around 25 mph increasing to
southwest 10 to 25 mph in the afternoon. Chance of precipitation
50 percent.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
10 to 15 mph with gusts to around 35 mph decreasing to up to
10 mph after midnight.
.MONDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 70 to 78. Chance of
precipitation 40 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the upper 40s.
Chance of precipitation 40 percent.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 69 to 77.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 50.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 70 to 78.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows around 50.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 67 to 76. Lows in
the upper 40s.
$$