Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
770
FPUS55 KTFX 120958
ZFPTFX
Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
357 AM MDT Wed Aug 12 2026
Spot temperatures and probabilities of measurable precipitation
are for today, tonight, and Thursday.
MTZ301-122200-
East Glacier Park Region-
Including the cities of East Glacier Park, Kiowa, Babb,
Saint Mary, Marias Pass, and Logan Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Cooler. Patchy smoke through the day. Chance of rain
showers in the morning. Rain showers and chance of thunderstorms
in the afternoon. Highs 50 to 58. Northeast winds 5 to 15 mph.
Chance of precipitation near 100 percent.
.TONIGHT...Rain showers likely and slight chance of thunderstorms
in the evening, then rain showers and slight chance of
thunderstorms after midnight. Lows in the mid 40s. Northeast
winds 5 to 15 mph with gusts to around 30 mph. Chance of
precipitation near 100 percent.
.THURSDAY...Rain showers and slight chance of thunderstorms in
the morning, then rain showers likely and chance of thunderstorms
in the afternoon. Highs 47 to 55. Northeast winds 5 to 15 mph.
Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers likely after midnight. Lows in
the lower 40s. North winds 5 to 15 mph with gusts to around
30 mph. Chance of precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 50 to 58. Northeast winds up to 10 mph.
Chance of precipitation 50 percent.
.FRIDAY NIGHT AND SATURDAY...Warmer. Mostly cloudy. A 20 percent
chance of thunderstorms. Lows in the lower 40s. Highs 61 to 69.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 40s.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 63 to 73.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the lower 50s.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a 20 percent chance
of thunderstorms. Highs 61 to 73. Lows around 50.
$$
MTZ307-122200-
Southern Rocky Mountain Front-
Including the city of Rogers Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny. Patchy smoke through the day. Chance of
rain showers and slight chance of thunderstorms early in the
afternoon. Chance of thunderstorms late in the afternoon. Highs
57 to 67. Northeast winds up to 10 mph. Chance of precipitation
50 percent.
.TONIGHT...Patchy smoke in the evening. Chance of thunderstorms
in the evening, then rain showers likely and slight chance of
thunderstorms after midnight. Lows 43 to 49. Northeast winds 5 to
15 mph with gusts to around 30 mph. Chance of precipitation
70 percent.
.THURSDAY...Cloudy. Chance of rain showers in the morning, then
chance of thunderstorms in the afternoon. Highs 51 to 61.
Northeast winds up to 10 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers likely after midnight. Lows 41 to 47.
Northeast winds up to 10 mph. Chance of precipitation near
100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs 52 to 62. East winds up to 10 mph. Chance of
precipitation 70 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows 41 to 47. Chance of
precipitation 50 percent.
.SATURDAY...Warmer. Partly sunny. A 40 percent chance of
thunderstorms in the afternoon. Highs 61 to 71.
.SATURDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows 44 to 50.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of thunderstorms. Highs 65 to 75. Lows 47 to 53.
.MONDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows 47 to 53. Chance of precipitation 20 percent.
.TUESDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 64 to 74. Chance of
precipitation 30 percent.
$$
MTZ302-122200-
Northern High Plains-
Including the cities of Browning, Heart Butte, and Dupuyer
357 AM MDT Wed Aug 12 2026
.TODAY...Cooler, cloudy. Patchy smoke through the day. Chance of
rain showers until late afternoon. Slight chance of thunderstorms
in the afternoon. Rain showers likely late in the afternoon.
Highs 59 to 65. Northeast winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TONIGHT...Chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers and slight chance
of thunderstorms after midnight. Lows in the upper 40s. North
winds 5 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY...Rain showers and slight chance of thunderstorms in
the morning, then rain showers and chance of thunderstorms in the
afternoon. Highs 54 to 60. Northeast winds 5 to 15 mph. Chance of
precipitation near 100 percent.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers likely after midnight. Lows in
the mid 40s. North winds 5 to 15 mph with gusts to around 30 mph.
Chance of precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs around
60. North winds 5 to 10 mph. Chance of showers 50 percent.
.FRIDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 40s.
.SATURDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs around 70.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 40s.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the mid 70s.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the lower 50s.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a 20 percent chance
of thunderstorms. Highs in the mid 70s. Lows around 50.
$$
MTZ308-122200-
Southern High Plains-
Including the cities of Bynum, Choteau, and Pendroy
357 AM MDT Wed Aug 12 2026
.TODAY...Cooler. Mostly cloudy. Patchy smoke through the day.
Slight chance of thunderstorms early in the afternoon. Chance of
rain showers and slight chance of thunderstorms late in the
afternoon. Highs 67 to 73. North winds 5 to 10 mph with gusts to
around 25 mph. Chance of precipitation 50 percent.
.TONIGHT...Chance of thunderstorms in the evening, then rain
showers and slight chance of thunderstorms after midnight. Lows
around 50. North winds 5 to 15 mph with gusts to around 30 mph.
Chance of precipitation 90 percent.
.THURSDAY...Rain showers likely in the morning, then chance of
thunderstorms in the afternoon. Highs in the lower 60s. Northeast
winds 5 to 10 mph. Chance of precipitation 70 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the upper 40s.
North winds 5 to 15 mph. Chance of precipitation near
100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs in the mid 60s. North winds up to 10 mph.
Chance of precipitation 50 percent.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy with a
20 percent chance of thunderstorms. Lows in the upper 40s. Highs
in the lower 70s.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Highs in the upper 70s. Lows in the lower 50s.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a 20 percent chance
of thunderstorms. Highs in the upper 70s. Lows in the lower 50s.
$$
MTZ303-122200-
Eastern Glacier, Western Toole, and Central Pondera-
Including the cities of Cut Bank, Ethridge, and Santa Rita
357 AM MDT Wed Aug 12 2026
.TODAY...Cooler, cloudy. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Patchy smoke through the day. Highs 61 to 67.
North winds 5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Cloudy. Chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers likely and slight
chance of thunderstorms after midnight. Lows in the upper 40s.
North winds 5 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Chance of rain showers and slight chance of
thunderstorms in the morning, then rain showers likely and chance
of thunderstorms in the afternoon. Highs around 60. Northeast
winds 5 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY NIGHT...Cloudy. Rain showers likely and slight chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows in the mid 40s. North winds 10 to 15 mph.
Chance of precipitation 70 percent.
.FRIDAY...Cloudy. A 20 percent chance of rain showers in the
morning. Highs in the lower 60s. North winds 5 to 15 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Lows in the mid 40s.
Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the upper 40s.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs in the upper 70s.
Lows in the lower 50s.
.MONDAY...Mostly cloudy in the morning then becoming mostly
sunny. Highs in the upper 70s.
.MONDAY NIGHT...Partly cloudy with slight chance of thunderstorms
in the evening, then mostly cloudy with slight chance of rain
showers after midnight. Lows in the lower 50s. Chance of
precipitation 20 percent.
.TUESDAY...Partly sunny with a 20 percent chance of rain showers.
Highs in the mid 70s.
&&
TEMPERATURE / PRECIPITATION
Cut Bank 65 46 60 / 40 80 90
$$
MTZ304-122200-
Eastern Toole and Liberty-
Including the cities of Devon, Shelby, Chester, Galata, Joplin,
Lothair, and Whitlash
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy. Patchy smoke through the day. Chance of
rain showers in the morning. Slight chance of rain showers early
in the afternoon, then chance of rain showers and slight chance
of thunderstorms late in the afternoon. Highs 65 to 73. North
winds 5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Lows in the upper 40s. Northeast winds
5 to 15 mph. Chance of precipitation 50 percent.
.THURSDAY...Cloudy. Chance of rain showers in the morning, then
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 60 to 66. East winds 5 to 15 mph. Chance of
precipitation 50 percent.
.THURSDAY NIGHT...Rain showers likely and slight chance of
thunderstorms in the evening, then chance of rain showers after
midnight. Lows in the mid 40s. North winds 5 to 15 mph. Chance of
precipitation 70 percent.
.FRIDAY...Cloudy. A 40 percent chance of rain showers in the
morning. Highs 62 to 68. North winds 5 to 15 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Lows in the mid 40s.
Highs 70 to 76.
.SATURDAY NIGHT...Partly cloudy. Slight chance of thunderstorms
in the evening, then slight chance of rain showers after
midnight. Lows around 50. Chance of precipitation 20 percent.
.SUNDAY...Mostly sunny. Highs 76 to 82.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the lower 50s.
.MONDAY...Partly sunny. Highs 77 to 83.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. A 20 percent chance of
thunderstorms. Lows in the lower 50s. Highs 75 to 81.
$$
MTZ305-122200-
Hill County-
Including the city of Havre
357 AM MDT Wed Aug 12 2026
.TODAY...Cooler. Partly sunny. Slight chance of rain showers
until late afternoon, then slight chance of thunderstorms late in
the afternoon. Patchy smoke through the day. Highs in the lower
70s. North winds 10 to 15 mph. Chance of precipitation
20 percent.
.TONIGHT...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. Northeast winds
5 to 15 mph. Chance of precipitation 50 percent.
.THURSDAY...Cloudy with chance of rain showers and slight chance
of thunderstorms. Highs in the mid 60s. East winds 10 to 15 mph.
Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then chance of rain showers after midnight. Lows in the
upper 40s. Northeast winds 5 to 15 mph. Chance of precipitation
80 percent.
.FRIDAY...Cloudy. A 40 percent chance of rain showers in the
morning. Highs in the upper 60s. North winds 5 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers after midnight. Lows in the mid 40s.
.SATURDAY...Partly sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms after midnight. Lows in the upper 40s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms. Lows in the lower 50s.
.MONDAY...Partly sunny. Highs in the lower 80s.
.MONDAY NIGHT...Partly cloudy with slight chance of thunderstorms
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows in the lower 50s. Chance of precipitation
30 percent.
.TUESDAY...Partly sunny with a 20 percent chance of rain showers.
Highs around 80.
&&
TEMPERATURE / PRECIPITATION
Havre 77 48 69 / 10 60 90
$$
MTZ306-122200-
Northern Blaine County-
Including the cities of Chinook, Zurich, Harlem, Hogeland,
and Fort Belknap
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny. Slight chance of rain showers until late
afternoon, then slight chance of thunderstorms late in the
afternoon. Patchy smoke through the day. Highs 71 to 77.
Northeast winds 5 to 15 mph. Chance of precipitation 20 percent.
.TONIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then rain showers likely
after midnight. Lows in the upper 40s. Northeast winds 5 to
15 mph. Chance of precipitation 70 percent.
.THURSDAY...Rain showers in the morning, then rain showers likely
and slight chance of thunderstorms in the afternoon. Highs in the
mid 60s. East winds 10 to 15 mph with gusts to around 30 mph.
Chance of precipitation 90 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers likely after midnight. Lows in the
upper 40s. East winds 5 to 15 mph. Gusts up to 30 mph in the
evening. Chance of precipitation 90 percent.
.FRIDAY...Cloudy. Chance of rain showers in the morning, then
slight chance of rain showers in the afternoon. Highs in the
upper 60s. North winds 10 to 15 mph. Chance of showers
50 percent.
.FRIDAY NIGHT...Mostly cloudy. Lows in the mid 40s.
.SATURDAY...Mostly cloudy with a 20 percent chance of rain
showers in the morning, then mostly sunny in the afternoon. Highs
in the lower 70s.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. A
20 percent chance of thunderstorms. Lows in the lower 50s. Highs
in the upper 70s.
.MONDAY...Partly sunny. Highs in the lower 80s.
.MONDAY NIGHT...Partly cloudy with slight chance of thunderstorms
in the evening, then mostly cloudy with chance of rain showers
after midnight. Lows in the lower 50s. Chance of precipitation
40 percent.
.TUESDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs in the upper 70s. Chance of precipitation 20 percent.
$$
MTZ309-122200-
Eastern Pondera and Eastern Teton-
Including the cities of Brady, Conrad, and Ledger
357 AM MDT Wed Aug 12 2026
.TODAY...Cooler. Mostly cloudy. Patchy smoke. Highs in the lower
70s. North winds 5 to 15 mph.
.TONIGHT...Chance of thunderstorms in the evening, then rain
showers likely and slight chance of thunderstorms after midnight.
Lows in the upper 40s. Northeast winds 5 to 15 mph. Gusts up to
30 mph in the evening. Chance of precipitation 70 percent.
.THURSDAY...Cloudy with chance of rain showers and slight chance
of thunderstorms. Highs in the mid 60s. Northeast winds 5 to
10 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers after midnight. Lows in the
upper 40s. North winds 10 to 15 mph. Chance of precipitation
90 percent.
.FRIDAY...Cloudy. A 40 percent chance of rain showers in the
morning. Highs in the mid 60s. North winds up to 10 mph.
.FRIDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the mid 40s.
.SATURDAY...Partly sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the upper 40s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 50s.
.MONDAY...Mostly sunny. A 20 percent chance of rain showers 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 in the lower 50s. Chance of
precipitation 30 percent.
.TUESDAY...Partly sunny with a 20 percent chance of rain showers.
Highs around 80.
$$
MTZ310-122200-
Western and Central Chouteau County-
Including the cities of Floweree, Carter, and Fort Benton
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy early in the morning then becoming mostly
sunny. Patchy smoke through the day. Highs in the upper 70s.
North winds 5 to 15 mph.
.TONIGHT...Chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers likely and slight
chance of thunderstorms after midnight. Lows in the lower 50s.
Northeast winds 5 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Cooler. Cloudy with chance of rain showers and slight
chance of thunderstorms. Highs in the upper 60s. East winds 5 to
10 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers likely and slight chance of
thunderstorms in the evening, then rain showers after midnight.
Lows in the upper 40s. Northeast winds 5 to 15 mph. Chance of
precipitation 90 percent.
.FRIDAY...Cloudy. Chance of rain showers in the morning, then
slight chance of rain showers in the afternoon. Highs in the
upper 60s. Northwest winds 5 to 10 mph. Chance of showers
50 percent.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers. Lows in the upper 40s.
.SATURDAY...Partly sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 50s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the mid 50s.
.MONDAY...Mostly sunny. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the mid 50s. Chance of
precipitation 40 percent.
.TUESDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs in the lower 80s.
$$
MTZ311-122200-
Bears Paw Mountains and Southern Blaine-
Including the city of Rocky Boy
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly sunny. Patchy smoke through the day. Highs 72 to
80. Northeast winds 5 to 15 mph.
.TONIGHT...Chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers likely and slight
chance of thunderstorms after midnight. Lows 49 to 55. Northeast
winds 5 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Cloudy with chance of rain showers and slight chance
of thunderstorms. Highs 62 to 68. East winds 5 to 15 mph. Chance
of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers after midnight. Lows 48 to 54.
Northeast winds up to 15 mph. Chance of precipitation 90 percent.
.FRIDAY...Cloudy with a 50 percent chance of rain showers. Highs
64 to 70. Northwest winds 5 to 10 mph with gusts to around
25 mph.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers. Lows in the upper 40s.
.SATURDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 69 to 75. Chance of
precipitation 30 percent.
.SATURDAY NIGHT...Partly cloudy with slight chance of
thunderstorms in the evening, then mostly cloudy with slight
chance of rain showers after midnight. Lows in the lower 50s.
Chance of precipitation 20 percent.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms. Highs 76 to 82. Lows in the mid 50s.
.MONDAY...Mostly sunny. A 20 percent chance of rain showers in
the afternoon. Highs 78 to 84.
.MONDAY 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 50s. Chance of
precipitation 30 percent.
.TUESDAY...Mostly sunny with a 20 percent chance of rain showers.
Highs 76 to 82.
$$
MTZ312-122200-
Cascade County below 5000ft-
Including the city of Great Falls
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy in the morning then becoming mostly sunny.
Patchy smoke. Highs in the upper 70s. North winds 5 to 10 mph.
.TONIGHT...Patchy smoke in the evening. Chance of rain showers
and slight chance of thunderstorms in the evening, then rain
showers likely and slight chance of thunderstorms after midnight.
Lows in the lower 50s. Northeast winds 15 to 20 mph decreasing to
5 to 15 mph after midnight. Chance of precipitation 70 percent.
.THURSDAY...Cloudy with chance of rain showers and slight chance
of thunderstorms. Highs in the upper 60s. Northeast winds up to
10 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers after midnight. Lows in the
upper 40s. North winds 5 to 15 mph. Chance of precipitation near
100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then slight chance of rain showers in the afternoon. Highs in the
upper 60s. North winds up to 10 mph. Chance of showers
50 percent.
.FRIDAY NIGHT...Mostly cloudy. A 20 percent chance of rain
showers in the evening. Lows in the upper 40s.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 20 percent chance
of thunderstorms. Highs in the mid 70s. Lows in the lower 50s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows in the mid 50s. Chance of
precipitation 40 percent.
.TUESDAY...Partly sunny with a 20 percent chance of rain showers.
Highs in the lower 80s.
&&
TEMPERATURE / PRECIPITATION
Great Falls Arpt 78 52 70 / 0 70 70
$$
MTZ313-122200-
Judith Basin County and Judith Gap-
Including the cities of Raynesford, Geyser, Stanford, Windham,
Benchland, Hobson, and Moccasin
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly sunny until late afternoon, then a 20 percent
chance of thunderstorms late in the afternoon. Patchy smoke
through the day. Highs in the upper 70s. North winds 5 to 15 mph.
.TONIGHT...Patchy smoke in the evening. Chance of thunderstorms
in the evening, then rain showers likely and slight chance of
thunderstorms after midnight. Lows in the lower 50s. Northeast
winds up to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Cloudy. Rain showers likely and slight chance of
thunderstorms in the morning, then chance of thunderstorms in the
afternoon. Highs in the upper 60s. East winds up to 10 mph.
Chance of precipitation 70 percent.
.THURSDAY NIGHT...Rain showers likely and slight chance of
thunderstorms in the evening, then rain showers after midnight.
Lows in the upper 40s. Northeast winds 5 to 10 mph shifting to
the northwest after midnight. Chance of precipitation near
100 percent.
.FRIDAY...Rain showers likely in the morning, then rain showers
likely and slight chance of thunderstorms in the afternoon. Highs
in the mid 60s. North winds 5 to 10 mph. Chance of precipitation
70 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the upper 40s. Chance of
precipitation 50 percent.
.SATURDAY...Mostly cloudy. Rain showers likely and chance of
thunderstorms in the afternoon. Highs in the lower 70s. Chance of
precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening. Lows around 50.
Chance of precipitation 50 percent.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of thunderstorms. Highs around 80. Lows in the lower 50s.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Lows in the lower 50s. Highs
in the upper 70s. Chance of precipitation 40 percent.
$$
MTZ314-122200-
Fergus County below 4500ft-
Including the cities of Hilger and Lewistown
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny in the morning then clearing. Patchy smoke.
Highs around 80. Northeast winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. Patchy smoke in the evening. Chance of
thunderstorms in the evening, then rain showers likely and slight
chance of thunderstorms after midnight. Lows 51 to 57. Northeast
winds 5 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Cooler. Cloudy with a 50 percent chance of
thunderstorms. Highs in the upper 60s. East winds 5 to 10 mph.
.THURSDAY NIGHT...Rain showers likely and slight chance of
thunderstorms in the evening, then rain showers and slight chance
of thunderstorms after midnight. Lows 49 to 55. Northeast winds
5 to 15 mph. Chance of precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Rain showers likely in the morning, then
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs in the upper 60s. Northwest winds 5 to 15 mph.
Chance of precipitation 70 percent.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy with chance
of rain showers and slight chance of thunderstorms. Lows 47 to
56. Highs in the mid 70s. Chance of precipitation 50 percent.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of thunderstorms. Highs in the lower 80s. Lows 52 to 58.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows 53 to 59. Chance of
precipitation 40 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 80s.
&&
TEMPERATURE / PRECIPITATION
Lewistown 78 49 68 / 20 80 70
$$
MTZ315-122200-
Upper Blackfoot and MacDonald Pass-
Including the cities of Marysville, Lincoln, Flesher Pass,
and MacDonald Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly sunny. Patchy smoke through the day. A 20 percent
chance of thunderstorms late in the afternoon. Highs 65 to 75.
Northeast winds up to 15 mph.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with chance
of rain showers and slight chance of thunderstorms. Lows 45 to
53. Northeast winds 5 to 15 mph with gusts to around 30 mph.
Chance of precipitation 50 percent.
.THURSDAY...Mostly cloudy. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
58 to 68. Northeast winds up to 10 mph. Chance of precipitation
50 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows 43 to 51.
Northeast winds 5 to 10 mph. Chance of precipitation 90 percent.
.FRIDAY...Cloudy. Chance of rain showers in the morning, then
rain showers and slight chance of thunderstorms in the afternoon.
Highs 57 to 67. Northeast winds up to 10 mph. Chance of
precipitation 90 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows 43 to 51. Chance of
precipitation 50 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 50 percent chance
of thunderstorms. Highs 66 to 74. Lows 46 to 52.
.SUNDAY...Mostly sunny. Highs 69 to 77.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows 47 to 55. Highs 70 to 78.
.MONDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows 48 to 56. Chance of precipitation 20 percent.
.TUESDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 67 to 77. Chance of
precipitation 30 percent.
$$
MTZ316-122200-
Gates of the Mountains-
Including the cities of Canyon Creek, Wolf Creek, and Craig
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly sunny. Patchy smoke. Highs 69 to 77. North winds
5 to 15 mph with gusts to around 30 mph.
.TONIGHT...Mostly cloudy. Patchy smoke in the evening. Chance of
rain showers and slight chance of thunderstorms in the evening,
then rain showers likely and slight chance of thunderstorms after
midnight. Lows in the lower 50s. North winds 10 to 20 mph with
gusts to around 40 mph. Chance of precipitation 70 percent.
.THURSDAY...Cloudy. Chance of rain showers and slight chance of
thunderstorms in the morning, then chance of thunderstorms in the
afternoon. Highs 62 to 70. North winds up to 10 mph with gusts to
around 25 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows around 50. North
winds 5 to 15 mph. Gusts up to 35 mph after midnight. Chance of
precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Rain showers likely in the morning, then
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 61 to 69. North winds up to 10 mph. Gusts up to
25 mph in the morning. Chance of precipitation 70 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of rain
showers and slight chance of thunderstorms. Lows in the upper
40s. Highs 70 to 78. Chance of precipitation 50 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening. Lows in the lower
50s. Chance of precipitation 40 percent.
.SUNDAY...Sunny. Highs 75 to 83.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows in the mid 50s. Highs 76 to 84.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Lows in the mid 50s. Highs
74 to 82. Chance of precipitation 30 percent.
$$
MTZ317-122200-
Little Belt and Highwood Mountains-
Including the cities of Monarch, Neihart, and Kings Hill Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny in the morning then clearing. Patchy smoke
through the day. A 20 percent chance of thunderstorms late in the
afternoon. Highs 66 to 74. North winds up to 10 mph with gusts to
around 25 mph.
.TONIGHT...Mostly cloudy. Patchy smoke in the evening. Chance of
thunderstorms in the evening, then chance of rain showers and
slight chance of thunderstorms after midnight. Lows 47 to 53.
Northeast winds up to 15 mph with gusts to around 30 mph. Chance
of precipitation 50 percent.
.THURSDAY...Cloudy. Chance of rain showers and slight chance of
thunderstorms in the morning, then chance of thunderstorms in the
afternoon. Highs 59 to 65. East winds up to 10 mph. Chance of
precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows 45 to 51. North
winds up to 10 mph. Chance of precipitation near 100 percent.
.FRIDAY...Rain showers likely in the morning, then rain showers
and chance of thunderstorms in the afternoon. Highs 57 to 63.
Northwest winds up to 10 mph. Chance of precipitation 90 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Lows 44 to 50. Chance of
precipitation 50 percent.
.SATURDAY...Warmer. Mostly cloudy. Slight chance of rain showers
in the morning, then rain showers likely and chance of
thunderstorms in the afternoon. Highs 63 to 71. Chance of
precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening. Lows 46 to 52.
Chance of precipitation 50 percent.
.SUNDAY...Mostly sunny. A 50 percent chance of thunderstorms in
the afternoon. Highs 68 to 76.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows 49 to 55. Highs 69 to 77.
.MONDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms in
the evening, then slight chance of rain showers after midnight.
Lows 49 to 55. Chance of precipitation 20 percent.
.TUESDAY...Partly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 68 to 76. Chance of
precipitation 40 percent.
$$
MTZ318-122200-
Snowy and Judith Mountains-
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy in the morning, then sunny with slight
chance of rain showers early in the afternoon. Mostly sunny with
slight chance of thunderstorms late in the afternoon. Patchy
smoke through the day. Highs 69 to 75. Northwest winds up to
10 mph shifting to the northeast in the afternoon. Gusts up to
25 mph. Chance of precipitation 20 percent.
.TONIGHT...Patchy smoke in the evening. Chance of thunderstorms
in the evening, then rain showers likely and slight chance of
thunderstorms after midnight. Lows around 50. East winds up to
15 mph with gusts to around 30 mph. Chance of precipitation
70 percent.
.THURSDAY...Cloudy. Chance of rain showers and slight chance of
thunderstorms in the morning, then chance of thunderstorms in the
afternoon. Highs 59 to 65. East winds up to 10 mph. Chance of
precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers after midnight. Lows in the
upper 40s. Northeast winds 5 to 10 mph shifting to the northwest
after midnight. Gusts up to 25 mph. Chance of precipitation near
100 percent.
.FRIDAY...Mostly cloudy. Rain showers in the morning, then chance
of rain showers and slight chance of thunderstorms in the
afternoon. Highs 57 to 63. Northwest winds 5 to 15 mph. Chance of
precipitation 80 percent.
.FRIDAY NIGHT...Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. Lows in the upper 40s. Chance of
precipitation 70 percent.
.SATURDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers likely and chance of thunderstorms in the
afternoon. Highs 63 to 69. Chance of precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening. Lows 46 to 52.
Chance of precipitation 50 percent.
.SUNDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 70 to 76. Chance of
precipitation 30 percent.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows 49 to 55. Highs 71 to 79.
.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 in the lower 50s. Chance of
precipitation 30 percent.
.TUESDAY...Partly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 69 to 77. Chance of
precipitation 40 percent.
$$
MTZ319-122200-
Helena Valley-
Including the city of Helena
357 AM MDT Wed Aug 12 2026
.TODAY...Not as warm. Mostly sunny. Patchy smoke. Highs around
80. Northwest winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. Patchy smoke in the evening. Chance of
thunderstorms in the evening, then chance of rain showers and
slight chance of thunderstorms after midnight. Lows in the lower
50s. North winds 5 to 15 mph with gusts to around 40 mph. Chance
of precipitation 50 percent.
.THURSDAY...Mostly cloudy. Slight chance of rain showers in the
morning, then rain showers likely and chance of thunderstorms in
the afternoon. Highs in the lower 70s. Northwest winds up to
10 mph. Chance of precipitation 60 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the upper 40s.
Northwest winds 5 to 15 mph with gusts to around 30 mph. Chance
of precipitation 90 percent.
.FRIDAY...Rain showers likely in the morning, then rain showers
likely and chance of thunderstorms in the afternoon. Highs around
70. North winds up to 10 mph. Chance of precipitation 70 percent.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the upper 40s.
Chance of precipitation 50 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 50 percent chance
of thunderstorms. Highs in the upper 70s. Lows in the upper 40s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows in the lower 50s. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the lower 50s.
Chance of precipitation 30 percent.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 80s.
&&
TEMPERATURE / PRECIPITATION
Helena 81 53 73 / 0 60 60
$$
MTZ320-122200-
Big Belt, Bridger and Castle Mountains-
Including the cities of Trident, Maudlow, Battle Ridge Pass,
Bozeman Pass, and Deep Creek Pass
357 AM MDT Wed Aug 12 2026
...FLASH FLOOD WATCH IN EFFECT FROM THIS AFTERNOON THROUGH LATE
TONIGHT...
.TODAY...Mostly sunny until late afternoon, then a 20 percent
chance of thunderstorms late in the afternoon. Patchy smoke
through the day. Highs 69 to 81. North winds up to 10 mph with
gusts to around 25 mph.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with chance
of rain showers and slight chance of thunderstorms. Lows in the
lower 50s. Northeast winds 5 to 15 mph with gusts to around
35 mph. Chance of precipitation 50 percent.
.THURSDAY...Mostly cloudy. Chance of rain showers in the morning,
then chance of thunderstorms in the afternoon. Highs 61 to 71.
Northeast winds up to 10 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows around 50. North
winds up to 10 mph with gusts to around 25 mph. Chance of
precipitation near 100 percent.
.FRIDAY...Rain showers likely in the morning, then rain showers
and chance of thunderstorms in the afternoon. Highs 57 to 67.
Northwest winds up to 10 mph. Chance of precipitation 90 percent.
.FRIDAY 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. Chance of
precipitation 50 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 50 percent chance
of thunderstorms. Highs 62 to 72. Lows around 50.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of thunderstorms. Highs 67 to 78. Lows in the lower 50s.
.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 in the lower 50s. Chance of
precipitation 40 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 67 to 77.
$$
MTZ321-122200-
Meagher County Valleys-
Including the cities of Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly sunny until late afternoon, then a 20 percent
chance of thunderstorms late in the afternoon. Patchy smoke
through the day. Highs in the upper 70s. Northwest winds up to
15 mph.
.TONIGHT...Mostly cloudy. Patchy smoke in the evening. Chance of
thunderstorms in the evening, then chance of rain showers and
slight chance of thunderstorms after midnight. Lows in the upper
40s. Northeast winds 5 to 15 mph with gusts to around 30 mph.
Chance of precipitation 50 percent.
.THURSDAY...Mostly cloudy. Slight chance of thunderstorms in the
morning, then rain showers likely and chance of thunderstorms in
the afternoon. Highs in the upper 60s. East winds up to 10 mph.
Chance of precipitation 70 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the upper 40s.
North winds up to 10 mph. Chance of precipitation near
100 percent.
.FRIDAY...Rain showers likely in the morning, then rain showers
and chance of thunderstorms in the afternoon. Highs in the mid
60s. Northwest winds up to 10 mph. Chance of precipitation
80 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy with rain showers
likely and chance of thunderstorms. Lows in the mid 40s. Highs in
the lower 70s. Chance of precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy. A 50 percent chance of
thunderstorms in the evening. Lows in the upper 40s.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of thunderstorms. Highs in the upper 70s. Lows in the upper 40s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the upper 40s.
Chance of precipitation 30 percent.
.TUESDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs in the mid 70s. Chance
of precipitation 30 percent.
$$
MTZ322-122200-
Elkhorn and Boulder Mountains-
Including the cities of Montana City, Clancy, Boulder, Corbin,
Wickes, Elk Park Pass, and Homestake Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny early in the morning then clearing. Patchy
smoke through the day. A 20 percent chance of thunderstorms late
in the afternoon. Highs 69 to 79. North winds up to 10 mph with
gusts to around 25 mph.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with chance
of rain showers and slight chance of thunderstorms. Lows 45 to
53. North winds 5 to 15 mph with gusts to around 30 mph. Chance
of precipitation 50 percent.
.THURSDAY...Mostly cloudy. Rain showers likely and chance of
thunderstorms in the afternoon. Patchy smoke in the afternoon.
Highs 62 to 70. Northeast winds up to 10 mph. Chance of
precipitation 70 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows 44 to 52. North
winds up to 10 mph with gusts to around 25 mph. Chance of
precipitation near 100 percent.
.FRIDAY...Cloudy. Chance of rain showers in the morning, then
rain showers and chance of thunderstorms in the afternoon. Highs
59 to 67. Northwest winds up to 10 mph. Chance of precipitation
90 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy with rain showers
likely and chance of thunderstorms. Lows 43 to 51. Highs 64 to
72. Chance of precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then slight chance of rain showers after midnight. Lows
44 to 52. Chance of precipitation 50 percent.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 68 to 76.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Lows 47 to 55. Highs 69 to
77. Chance of precipitation 30 percent.
.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 47 to 55. Chance of
precipitation 40 percent.
.TUESDAY...Partly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 67 to 77. Chance of
precipitation 30 percent.
$$
MTZ323-122200-
Canyon Ferry Area-
Including the cities of Toston, Townsend, and Winston
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly sunny. Patchy smoke. Highs in the lower 80s.
North winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. Patchy smoke in the evening. Chance of
rain showers and slight chance of thunderstorms in the evening,
then slight chance of thunderstorms after midnight. Lows in the
lower 50s. North winds 10 to 15 mph with gusts to around 35 mph.
Chance of precipitation 50 percent.
.THURSDAY...Mostly cloudy. A 50 percent chance of thunderstorms
in the afternoon. Highs in the mid 70s. North winds up to 10 mph.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the lower 50s.
North winds 5 to 15 mph. Chance of precipitation near
100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers likely and chance of thunderstorms in the
afternoon. Highs around 70. North winds up to 10 mph. Chance of
precipitation 70 percent.
.FRIDAY NIGHT...Mostly cloudy. Rain showers likely and chance of
thunderstorms in the evening. Lows around 50. Chance of
precipitation 60 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 50 percent chance
of thunderstorms. Highs in the mid 70s. Lows in the lower 50s.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 51 to 57.
.MONDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs around 80.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the mid 50s.
Chance of precipitation 40 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s.
$$
MTZ324-122200-
Missouri Headwaters-
Including the cities of Harrison, Three Forks, Willow Creek,
Pony, and Whitehall
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy early in the morning then clearing. Patchy
smoke. Highs in the mid 80s. Northeast winds up to 10 mph. Gusts
up to 25 mph in the afternoon.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Patchy smoke through the night. Lows in the lower
50s. North winds up to 15 mph with gusts to around 30 mph.
.THURSDAY...Mostly cloudy. A 50 percent chance of thunderstorms
in the afternoon. Highs in the mid 70s. Northeast winds up to
10 mph.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the lower 50s.
Northeast winds up to 10 mph. Chance of precipitation near
100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers and chance of thunderstorms in the afternoon.
Highs in the lower 70s. North winds up to 5 mph with gusts to
around 20 mph shifting to the east in the afternoon. Chance of
precipitation 90 percent.
.FRIDAY NIGHT...Mostly cloudy. Rain showers likely and chance of
thunderstorms in the evening. Lows in the upper 40s. Chance of
precipitation 70 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 50 percent chance
of thunderstorms. Highs in the mid 70s. Lows in the upper 40s.
.SUNDAY...Sunny. Highs around 80.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 50s.
.MONDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the lower 50s.
Chance of precipitation 40 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s.
$$
MTZ325-122200-
Madison River Valley-
Including the cities of Cameron, Ennis, Jeffers, McAllister,
and Norris
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny. Patchy smoke through the day. A 20 percent
chance of thunderstorms late in the afternoon. Highs in the lower
80s. North winds up to 10 mph.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Patchy smoke through the night. Lows around 50.
North winds up to 10 mph.
.THURSDAY...Mostly cloudy. Patchy smoke through the day. Rain
showers likely and chance of thunderstorms in the afternoon.
Highs in the mid 70s. Northeast winds up to 5 mph shifting to the
southeast in the afternoon. Chance of precipitation 70 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the upper 40s.
South winds up to 10 mph shifting to the northwest after
midnight. Chance of precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers and chance of thunderstorms in the afternoon.
Highs around 70. West winds up to 5 mph. Chance of precipitation
90 percent.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy with rain
showers likely and chance of thunderstorms. Lows 44 to 50. Highs
in the lower 70s. Chance of precipitation 70 percent.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 46 to 52.
.MONDAY...Mostly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs around 80. Chance of
precipitation 30 percent.
.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 47 to 53. Chance of
precipitation 40 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s.
$$
MTZ326-122200-
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy in the morning then clearing. Patchy
smoke. Highs in the mid 80s. West winds up to 5 mph shifting to
the north in the afternoon.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Patchy smoke through the night. Lows in the lower
50s. East winds up to 10 mph. Gusts up to 25 mph in the evening.
.THURSDAY...Mostly cloudy. A 50 percent chance of thunderstorms
in the afternoon. Highs in the mid 70s. Northeast winds up to
10 mph.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows in the lower 50s.
Southeast winds 5 to 10 mph shifting to the northwest after
midnight. Chance of precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers likely and chance of thunderstorms in the
afternoon. Highs around 70. Northwest winds up to 5 mph. Chance
of precipitation 70 percent.
.FRIDAY NIGHT...Mostly cloudy. Rain showers likely and chance of
thunderstorms in the evening. Lows in the upper 40s. Chance of
precipitation 70 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 50 percent chance
of thunderstorms. Highs in the mid 70s. Lows in the upper 40s.
.SUNDAY...Sunny. Highs in the upper 70s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows in the lower 50s. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows in the lower 50s.
Chance of precipitation 40 percent.
.TUESDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs in the upper 70s.
&&
TEMPERATURE / PRECIPITATION
Bozeman Airport 87 50 77 / 10 20 50
Bozeman MSU 85 52 76 / 10 30 60
$$
MTZ330-122200-
Gallatin and Madison County Mountains and Centennial Mountains-
Including the cities of Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny until late afternoon, then chance of rain
showers and slight chance of thunderstorms late in the afternoon.
Areas of smoke in the morning, then patchy smoke in the
afternoon. Highs 68 to 78. Southwest winds up to 10 mph with
gusts to around 25 mph. Chance of precipitation 50 percent.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Patchy smoke through the night. Lows 45 to 51.
Southeast winds up to 10 mph.
.THURSDAY...Mostly cloudy. Patchy smoke through the day. Rain
showers likely and chance of thunderstorms in the afternoon.
Highs 61 to 71. South winds up to 10 mph. Chance of precipitation
70 percent.
.THURSDAY NIGHT...Rain showers and chance of thunderstorms in the
evening, then rain showers after midnight. Lows 44 to 50. South
winds up to 10 mph shifting to the southwest after midnight.
Chance of precipitation near 100 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers and chance of thunderstorms in the afternoon.
Highs 56 to 66. Southwest winds up to 10 mph. Chance of
precipitation 90 percent.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy with rain
showers likely and chance of thunderstorms. Lows 41 to 48. Highs
59 to 69. Chance of precipitation 70 percent.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 63 to 73.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 43 to 51.
.MONDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 65 to 75.
.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 50 percent.
.TUESDAY...Partly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 63 to 73. Chance of
precipitation 30 percent.
&&
TEMPERATURE / PRECIPITATION
West Yellowstone 79 40 72 / 30 50 60
$$
MTZ327-122200-
Northwest Beaverhead County-
Including the cities of Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Partly sunny early in the morning then clearing. Smoke
in the morning, then areas of smoke early in the afternoon.
Patchy smoke late in the afternoon. A 20 percent chance of
thunderstorms late in the afternoon. Highs 70 to 80. Southwest
winds up to 10 mph. Gusts up to 25 mph in the afternoon.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke. Lows 40 to 50. North winds up to 10 mph
shifting to the east after midnight. Gusts up to 25 mph.
.THURSDAY...Mostly cloudy. Patchy smoke through the day. A
50 percent chance of thunderstorms in the afternoon. Highs 63 to
73. Southeast winds up to 10 mph shifting to the south in the
afternoon.
.THURSDAY NIGHT...Cloudy. Rain showers and chance of
thunderstorms in the evening, then chance of rain showers after
midnight. Lows 41 to 49. Southeast winds up to 10 mph. Chance of
precipitation 90 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers and chance of thunderstorms in the afternoon.
Highs 59 to 69. Southwest winds up to 10 mph. Chance of
precipitation 90 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Rain showers likely
and chance of thunderstorms. Lows 38 to 48. Highs 61 to 71.
Chance of precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then slight chance
of rain showers after midnight. Lows 38 to 48. Chance of
precipitation 50 percent.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 65 to 75.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a
20 percent chance of thunderstorms. Lows 41 to 51. Highs 66 to
76.
.TUESDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
64 to 74. Chance of precipitation 30 percent.
$$
MTZ328-122200-
Beaverhead and Western Madison below 6000ft-
Including the cities of Bannack, Dillon, Glen, and Waterloo
357 AM MDT Wed Aug 12 2026
.TODAY...Mostly cloudy early in the morning then becoming mostly
sunny. Areas of smoke in the morning, then patchy smoke in the
afternoon. A 20 percent chance of thunderstorms late in the
afternoon. Highs 79 to 85. Southwest winds up to 10 mph.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Patchy smoke through the night. Lows around 50.
Northeast winds up to 10 mph with gusts to around 30 mph.
.THURSDAY...Mostly cloudy. Patchy smoke through the day. A
50 percent chance of thunderstorms in the afternoon. Highs 71 to
77. East winds up to 5 mph shifting to the southeast in the
afternoon.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers likely after midnight. Lows in
the upper 40s. East winds up to 10 mph. Chance of precipitation
90 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers and chance of thunderstorms in the afternoon.
Highs 67 to 73. Southeast winds up to 5 mph shifting to the
southwest in the afternoon. Chance of precipitation 90 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy with rain showers
likely and chance of thunderstorms. Lows in the upper 40s. Highs
69 to 75. Chance of precipitation 70 percent.
.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 upper 40s. Chance of
precipitation 60 percent.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 73 to 79.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the upper 40s.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. Chance of rain showers
and slight chance of thunderstorms. Highs 75 to 81. Lows around
50. Chance of precipitation 30 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 73 to 79.
&&
TEMPERATURE / PRECIPITATION
Dillon 84 49 76 / 10 20 60
$$
MTZ329-122200-
Ruby Mountains and Southern Beaverhead Mountains-
Including the city of Monida Pass
357 AM MDT Wed Aug 12 2026
.TODAY...Cloudy early in the morning then becoming mostly sunny.
Areas of smoke in the morning, then patchy smoke in the
afternoon. Chance of rain showers and slight chance of
thunderstorms late in the afternoon. Highs 72 to 80. South winds
up to 5 mph shifting to the southwest 5 to 15 mph in the
afternoon. Chance of precipitation 40 percent.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Patchy smoke through the night. Lows in the upper
40s. Southeast winds up to 10 mph.
.THURSDAY...Mostly cloudy. Patchy smoke through the day. A
50 percent chance of thunderstorms in the afternoon. Highs 64 to
72. Southeast winds up to 5 mph shifting to the south 5 to 15 mph
in the afternoon.
.THURSDAY NIGHT...Rain showers and slight chance of thunderstorms
in the evening, then rain showers likely after midnight. Lows in
the upper 40s. South winds up to 10 mph. Chance of precipitation
90 percent.
.FRIDAY...Mostly cloudy. Chance of rain showers in the morning,
then rain showers and chance of thunderstorms in the afternoon.
Highs 60 to 68. South winds up to 10 mph. Chance of precipitation
90 percent.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy with rain showers
likely and chance of thunderstorms. Lows in the mid 40s. Highs
62 to 70. Chance of precipitation 70 percent.
.SATURDAY NIGHT...Mostly cloudy with rain showers likely and
slight chance of thunderstorms in the evening, then partly cloudy
with slight chance of rain showers after midnight. Lows in the
mid 40s. Chance of precipitation 60 percent.
.SUNDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 66 to 74.
.SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the upper 40s.
.MONDAY...Partly sunny. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 67 to 75. Chance of
precipitation 30 percent.
.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 in the upper 40s. Chance of
precipitation 40 percent.
.TUESDAY...Partly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 66 to 74.
$$