Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
283
FPUS55 KTFX 210937
ZFPTFX
Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
336 AM MDT Tue Jul 21 2026
Spot temperatures and probabilities of measurable precipitation
are for today, tonight, and Wednesday.
MTZ301-212200-
East Glacier Park Region-
Including the cities of East Glacier Park, Kiowa, Babb,
Saint Mary, Marias Pass, and Logan Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy with slight chance of drizzle early in the
morning, then partly sunny with slight chance of rain showers in
the late morning and afternoon. Patchy smoke early in the
morning. Patchy smoke late in the afternoon. Highs 67 to 77.
Southeast winds up to 10 mph. Chance of showers 20 percent.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Lows in the mid 50s. Southeast winds 5 to 10 mph
shifting to the south after midnight.
.WEDNESDAY...Warmer. Mostly sunny with a 20 percent chance of
rain showers. Highs 73 to 83. Southwest winds up to 5 mph
shifting to the west in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Southwest winds up to 10 mph.
.THURSDAY...Mostly sunny. Highs 74 to 86. Southwest winds up to
10 mph shifting to the west in the afternoon.
.THURSDAY NIGHT...Partly cloudy. Lows 58 to 64.
.FRIDAY...Breezy, sunny. Highs 73 to 85.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 57 to 63. Highs 72 to
84.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 52 to 61.
Highs 70 to 82.
$$
MTZ307-212200-
Southern Rocky Mountain Front-
Including the city of Rogers Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Slight chance of drizzle early in the
morning. Patchy smoke through the day. Highs 68 to 78. Southeast
winds up to 10 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke in the evening. Lows 52 to 58. East winds up
to 10 mph shifting to the southwest after midnight.
.WEDNESDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 72 to 82. West winds up to
5 mph shifting to the north in the afternoon. Chance of
precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then partly cloudy
after midnight. Lows 54 to 60. North winds up to 5 mph shifting
to the west after midnight. Chance of precipitation 40 percent.
.THURSDAY...Sunny. Highs 76 to 86. West winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 56 to 62.
.FRIDAY...Sunny. Highs 75 to 87.
.FRIDAY NIGHT...Mostly clear. Lows 55 to 61.
.SATURDAY...Sunny. Highs 75 to 87.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 52 to 60.
Highs 74 to 84.
$$
MTZ302-212200-
Northern High Plains-
Including the cities of Browning, Heart Butte, and Dupuyer
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy in the morning then becoming mostly sunny.
Slight chance of drizzle early in the morning. Patchy smoke early
in the morning. Patchy smoke in the afternoon. Highs in the upper
70s. Southeast winds up to 10 mph increasing to 10 to 15 mph in
the afternoon.
.TONIGHT...Partly cloudy. Lows in the mid 50s. Southeast winds
5 to 10 mph shifting to the south after midnight.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
up to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds 5 to 10 mph shifting to the southwest after midnight.
.THURSDAY...Sunny. Highs in the lower 90s. West winds up to
15 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.FRIDAY...Breezy, sunny. Highs 87 to 93.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 83 to 92. Lows in
the upper 50s.
$$
MTZ308-212200-
Southern High Plains-
Including the cities of Bynum, Choteau, and Pendroy
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy early in the morning then becoming mostly
sunny. Patchy smoke until late afternoon. Highs in the lower 80s.
Northeast winds up to 5 mph shifting to the east in the
afternoon.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the upper 50s. East winds up to 10 mph shifting
to the northwest after midnight.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs in the upper 80s. Northeast winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the lower 60s. East winds up to 5 mph shifting to the
southwest after midnight.
.THURSDAY...Sunny. Highs in the lower 90s. Southwest winds up to
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs in the mid 90s.
Lows in the lower 60s.
.SATURDAY...Sunny. Highs in the mid 90s.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows around 60.
Highs in the lower 90s.
$$
MTZ303-212200-
Eastern Glacier, Western Toole, and Central Pondera-
Including the cities of Cut Bank, Ethridge, and Santa Rita
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy until late afternoon then becoming mostly
sunny. Patchy smoke early in the morning. Slight chance of
drizzle early in the morning. Highs around 80. Southeast winds up
to 10 mph.
.TONIGHT...Partly cloudy. Lows in the upper 50s. Southeast winds
up to 10 mph.
.WEDNESDAY...Sunny. Highs in the upper 80s. Southeast winds up to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. East winds 5 to
10 mph shifting to the south after midnight.
.THURSDAY...Sunny. Highs in the mid 90s. Southwest winds up to
10 mph. Gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.FRIDAY...Breezy, sunny. Highs in the mid 90s.
.FRIDAY NIGHT...Clear. Lows in the lower 60s.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 87 to 93. Lows in
the upper 50s.
&&
TEMPERATURE / PRECIPITATION
Cut Bank 80 56 88 / 20 10 0
$$
MTZ304-212200-
Eastern Toole and Liberty-
Including the cities of Devon, Shelby, Chester, Galata, Joplin,
Lothair, and Whitlash
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy until late afternoon then becoming mostly
sunny. Patchy smoke early in the morning. Highs 78 to 84. East
winds up to 10 mph.
.TONIGHT...Partly cloudy. Lows in the upper 50s. East winds up to
10 mph.
.WEDNESDAY...Warmer. Mostly sunny. Highs 86 to 92. Southeast
winds up to 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southeast winds up to 10 mph.
.THURSDAY...Sunny. Highs 92 to 98. Southwest winds up to 10 mph.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the mid 60s.
.FRIDAY...Sunny. Highs 95 to 101.
.FRIDAY NIGHT...Clear. Lows in the mid 60s.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 88 to 99. Lows in
the lower 60s.
$$
MTZ305-212200-
Hill County-
Including the city of Havre
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy until late afternoon then becoming mostly
sunny. Patchy smoke early in the morning. Highs in the lower 80s.
East winds up to 10 mph.
.TONIGHT...Partly cloudy. Lows in the upper 50s. East winds up to
10 mph.
.WEDNESDAY...Sunny. Highs around 90. East winds up to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southeast winds
up to 10 mph.
.THURSDAY...Sunny. Highs in the mid 90s. South winds up to
10 mph.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the lower 60s.
.FRIDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 96 to 101.
Lows in the lower 60s.
.MONDAY...Sunny. Highs in the mid 90s.
&&
TEMPERATURE / PRECIPITATION
Havre 85 59 93 / 10 0 0
$$
MTZ306-212200-
Northern Blaine County-
Including the cities of Chinook, Zurich, Harlem, Hogeland,
and Fort Belknap
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy until late afternoon then becoming mostly
sunny. Patchy smoke early in the morning. Patchy smoke late in
the afternoon. Highs in the lower 80s. Southeast winds up to
10 mph.
.TONIGHT...Partly cloudy. Lows in the upper 50s. East winds 5 to
10 mph.
.WEDNESDAY...Sunny. Highs in the upper 80s. Southeast winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southeast winds 5 to 10 mph.
.THURSDAY...Sunny. Highs in the mid 90s. South winds up to
10 mph.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the mid 60s.
.FRIDAY...Breezy, sunny. Highs around 101.
.FRIDAY NIGHT THROUGH MONDAY...Mostly clear. Lows in the mid 60s.
Highs 94 to 99.
$$
MTZ309-212200-
Eastern Pondera and Eastern Teton-
Including the cities of Brady, Conrad, and Ledger
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy in the morning then becoming mostly sunny.
Patchy smoke early in the morning. Highs in the lower 80s. East
winds up to 10 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the upper 50s. Northeast winds up to 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 90. Northeast winds up to
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. East
winds around 5 mph shifting to the south up to 5 mph after
midnight.
.THURSDAY...Sunny. Highs in the mid 90s. Southwest winds up to
5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs in the upper 90s.
Lows in the lower 60s.
.SATURDAY...Sunny. Highs in the upper 90s.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows around 60.
Highs in the mid 90s.
$$
MTZ310-212200-
Western and Central Chouteau County-
Including the cities of Floweree, Carter, and Fort Benton
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy in the morning then becoming mostly sunny.
Patchy smoke early in the morning. Highs in the mid 80s. East
winds up to 15 mph.
.TONIGHT...Mostly cloudy. Lows in the lower 60s. East winds 5 to
15 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 90s. East winds up
to 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the lower 60s. East winds up to 10 mph shifting to the
south after midnight.
.THURSDAY...Sunny. Highs in the mid 90s. Southwest winds up to
5 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s.
.FRIDAY...Sunny. Highs around 101.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 60s.
.SATURDAY...Sunny. Highs around 100.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows in the lower
60s. Highs in the mid 90s.
$$
MTZ311-212200-
Bears Paw Mountains and Southern Blaine-
Including the city of Rocky Boy
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly cloudy until late afternoon then becoming mostly
sunny. Patchy smoke early in the morning. Highs 78 to 84. East
winds up to 10 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 60s. East winds up to 15 mph.
.WEDNESDAY...Mostly sunny. Highs 85 to 91. Southeast winds up to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds up to 10 mph.
.THURSDAY...Sunny. Highs 91 to 97. South winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s.
.FRIDAY...Sunny. Highs 97 to 103.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 60s.
.SATURDAY...Sunny. Highs 95 to 101.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows in the upper
60s. Highs 90 to 99.
$$
MTZ312-212200-
Cascade County below 5000ft-
Including the city of Great Falls
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny. Patchy smoke early in the morning. Highs
in the mid 80s. Northeast winds up to 10 mph.
.TONIGHT...Partly cloudy. Lows around 60. East winds 5 to 15 mph
decreasing to up to 5 mph after midnight.
.WEDNESDAY...Mostly sunny. Highs 86 to 92. West winds up to 5 mph
shifting to the northeast in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows in the lower 60s. East winds
up to 10 mph shifting to the south after midnight.
.THURSDAY...Sunny. Highs 91 to 97. Southwest winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. A 20 percent chance of showers in
the evening. Lows in the mid 60s.
.FRIDAY...Sunny. Highs 96 to 102.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 60s.
.SATURDAY...Sunny. Highs 95 to 101.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 60s.
.SUNDAY...Sunny. Highs 93 to 99.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the lower 60s.
Highs in the lower 90s.
&&
TEMPERATURE / PRECIPITATION
Great Falls Arpt 85 60 90 / 10 0 10
$$
MTZ313-212200-
Judith Basin County and Judith Gap-
Including the cities of Raynesford, Geyser, Stanford, Windham,
Benchland, Hobson, and Moccasin
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny. Patchy smoke early in the morning. Highs
in the lower 80s. Southeast winds up to 10 mph increasing to
10 to 15 mph in the afternoon.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the upper 50s. Southeast winds 10 to 15 mph
shifting to the south after midnight.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs in the mid 80s. Southeast winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then chance of
rain showers after midnight. Lows around 60. South winds up to
10 mph. Chance of precipitation 50 percent.
.THURSDAY...Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs in the upper 80s.
Southwest winds up to 5 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 60s.
.FRIDAY...Sunny. Highs in the upper 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s.
.SATURDAY...Sunny. Highs in the mid 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.SUNDAY...Sunny. Highs in the lower 90s.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 60.
.MONDAY...Sunny. Highs in the lower 90s.
$$
MTZ314-212200-
Fergus County below 4500ft-
Including the cities of Hilger and Lewistown
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke early in the morning. Highs
in the lower 80s. East winds up to 15 mph.
.TONIGHT...Mostly cloudy. Lows 59 to 65. East winds 5 to 15 mph
with gusts to around 30 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s. Southeast
winds up to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Slight chance of thunderstorms
in the evening, then slight chance of rain showers after
midnight. Lows 61 to 67. Southeast winds up to 10 mph. Chance of
precipitation 20 percent.
.THURSDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 89 to 95. Southwest winds up to 5 mph.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 62 to
70. Highs 97 to 103.
.SATURDAY...Sunny. Highs 96 to 102.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 65 to 71. Highs
94 to 100.
.SUNDAY NIGHT...Mostly clear. A 20 percent chance of rain showers
in the evening. Lows 62 to 68.
.MONDAY...Sunny. Highs 91 to 97.
&&
TEMPERATURE / PRECIPITATION
Lewistown 82 56 86 / 10 10 20
$$
MTZ315-212200-
Upper Blackfoot and MacDonald Pass-
Including the cities of Marysville, Lincoln, Flesher Pass,
and MacDonald Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke. Highs 73 to 83. East winds
up to 10 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke. Lows 55 to 61. Northeast winds up to 10 mph
shifting to the west after midnight.
.WEDNESDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
76 to 86. Southeast winds up to 5 mph shifting to the north in
the afternoon. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then slight chance of rain showers after midnight. Lows
56 to 62. West winds up to 10 mph. Chance of precipitation
50 percent.
.THURSDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 78 to 88. West winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 57 to 63.
.FRIDAY...Sunny. Highs 81 to 91.
.FRIDAY NIGHT...Mostly clear. Lows 57 to 63.
.SATURDAY...Sunny. Highs 82 to 90.
.SATURDAY NIGHT...Mostly clear. Lows 56 to 62.
.SUNDAY...Sunny. Highs 80 to 88.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 55 to 61. Highs
79 to 87.
$$
MTZ316-212200-
Gates of the Mountains-
Including the cities of Canyon Creek, Wolf Creek, and Craig
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny. Slight chance of drizzle early in the
morning. Patchy smoke early in the morning. Patchy smoke late in
the afternoon. Highs 78 to 86. Northeast winds up to 10 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke in the evening. Lows in the lower 60s.
Northeast winds 5 to 10 mph shifting to the northwest after
midnight.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs 82 to 90. Northwest winds up to 5 mph
shifting to the north in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then slight chance of rain showers after midnight. Lows
in the lower 60s. East winds up to 10 mph shifting to the
southwest after midnight. Chance of precipitation 50 percent.
.THURSDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 85 to 93. Southwest winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 60s.
.FRIDAY...Sunny. Highs 89 to 97.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s.
.SATURDAY...Sunny. Highs 89 to 97.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 60s.
.SUNDAY...Sunny. Highs 87 to 95.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the lower 60s.
Highs 86 to 94.
$$
MTZ317-212200-
Little Belt and Highwood Mountains-
Including the cities of Monarch, Neihart, and Kings Hill Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny. Patchy smoke. Highs 73 to 79. Southeast
winds up to 10 mph with gusts to around 25 mph.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with a
20 percent chance of thunderstorms in the evening, then partly
cloudy after midnight. Lows 54 to 62. Southeast winds up to
10 mph with gusts to around 30 mph.
.WEDNESDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
75 to 83. South winds up to 5 mph shifting to the north in the
afternoon. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then slight chance of rain showers after midnight. Lows
55 to 63. Southeast winds up to 10 mph shifting to the southwest
after midnight. Chance of precipitation 50 percent.
.THURSDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
77 to 85. Southwest winds up to 10 mph. Chance of precipitation
50 percent.
.THURSDAY NIGHT...Mostly clear. Lows 57 to 65.
.FRIDAY...Sunny. Highs 83 to 91.
.FRIDAY NIGHT...Mostly clear. Lows 58 to 66.
.SATURDAY...Sunny. Highs 83 to 91.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 57 to 65. Highs
81 to 89.
.SUNDAY NIGHT...Mostly clear. A 20 percent chance of rain showers
in the evening. Lows 55 to 63.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 79 to 87.
$$
MTZ318-212200-
Snowy and Judith Mountains-
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny. Patchy smoke early in the morning. Highs
73 to 79. Southeast winds up to 15 mph. Gusts up to 30 mph in the
afternoon.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 54 to 60. Southeast winds 5 to 15 mph with gusts to
around 35 mph.
.WEDNESDAY...Mostly sunny. Highs 77 to 83. Southeast winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of rain showers after midnight. Lows 57 to
63. Southeast winds up to 10 mph. Chance of precipitation
40 percent.
.THURSDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 78 to 86. Southwest winds
up to 5 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 59 to 67.
Highs 87 to 95.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows 61 to 67.
.SUNDAY...Sunny. Highs 85 to 91.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows 59 to 65.
.MONDAY...Sunny. Highs 83 to 89.
$$
MTZ319-212200-
Helena Valley-
Including the city of Helena
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny until late afternoon then becoming mostly
cloudy. Patchy smoke through the day. Highs in the upper 80s.
Northwest winds up to 5 mph shifting to the northeast in the
afternoon.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke through the night. Lows around 60. North
winds up to 10 mph shifting to the northwest after midnight.
.WEDNESDAY...Mostly sunny. A 20 percent chance of thunderstorms
in the afternoon. Highs around 90. Light winds becoming north up
to 5 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Showers likely and chance of
thunderstorms in the evening, then chance of showers after
midnight. Lows in the lower 60s. Northeast winds around 5 mph
shifting to the south up to 5 mph after midnight. Chance of
precipitation 60 percent.
.THURSDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 90s. South winds up to 5 mph.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the upper 90s.
.SATURDAY...Sunny. Highs in the mid 90s.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows around 60.
Highs in the mid 90s.
&&
TEMPERATURE / PRECIPITATION
Helena 88 63 90 / 10 10 30
$$
MTZ320-212200-
Big Belt, Bridger and Castle Mountains-
Including the cities of Trident, Maudlow, Battle Ridge Pass,
Bozeman Pass, and Deep Creek Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny until late afternoon then becoming mostly
cloudy. Patchy smoke. Highs 73 to 83. East winds up to 10 mph
with gusts to around 30 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke. Lows in the upper 50s. East winds up to
10 mph with gusts to around 25 mph.
.WEDNESDAY...Mostly sunny in the morning, then mostly cloudy with
a 20 percent chance of thunderstorms in the afternoon. Highs
75 to 85. Southeast winds up to 5 mph shifting to the north in
the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of rain showers after midnight. Lows around
60. South winds up to 10 mph. Chance of precipitation 50 percent.
.THURSDAY...Mostly sunny. Chance of rain showers in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 75 to 85. Southwest winds up to 10 mph.
Chance of precipitation 50 percent.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 60s.
.FRIDAY...Warmer, sunny. Highs 81 to 91.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s.
.SATURDAY...Sunny. Highs 83 to 93.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 81 to 91. Lows
around 60.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 79 to 89.
$$
MTZ321-212200-
Meagher County Valleys-
Including the cities of Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny until late afternoon then becoming mostly
cloudy. Patchy smoke through the day. Highs in the lower 80s.
East winds up to 10 mph with gusts to around 25 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke in the evening. Lows in the mid 50s. East
winds up to 10 mph. Gusts up to 30 mph in the evening.
.WEDNESDAY...Mostly sunny in the morning, then mostly cloudy with
a 50 percent chance of thunderstorms in the afternoon. Highs in
the mid 80s. Southeast winds up to 5 mph shifting to the
northeast in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of rain showers after midnight. Lows in the
upper 50s. Southeast winds up to 10 mph. Chance of precipitation
50 percent.
.THURSDAY...Partly sunny. Chance of rain showers in the morning,
then chance of thunderstorms in the afternoon. Highs in the mid
80s. Southwest winds up to 10 mph. Chance of precipitation
50 percent.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the lower 90s.
.SATURDAY...Sunny. Highs in the lower 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.SUNDAY...Sunny. Highs around 90.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the upper 80s.
$$
MTZ322-212200-
Elkhorn and Boulder Mountains-
Including the cities of Montana City, Clancy, Boulder, Corbin,
Wickes, Elk Park Pass, and Homestake Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny until late afternoon then becoming mostly
cloudy. Patchy smoke through the day. A 20 percent chance of
thunderstorms late in the afternoon. Highs 74 to 82. East winds
up to 10 mph.
.TONIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Patchy smoke through the night. Lows 54 to 62. Northeast winds up
to 5 mph shifting to the southwest after midnight.
.WEDNESDAY...Mostly sunny with slight chance of rain showers in
the morning, then mostly cloudy with chance of thunderstorms in
the afternoon. Highs 75 to 85. South winds up to 5 mph shifting
to the north in the afternoon. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows 54 to 62. West winds up to 10 mph. Chance of
precipitation 70 percent.
.THURSDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 77 to 87. Southwest winds
up to 5 mph. Chance of precipitation 40 percent.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 55 to 64.
Highs 82 to 93.
.SATURDAY NIGHT...Partly cloudy. Lows 55 to 63.
.SUNDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 81 to 91.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 53 to 61. Highs
79 to 89.
$$
MTZ323-212200-
Canyon Ferry Area-
Including the cities of Toston, Townsend, and Winston
336 AM MDT Tue Jul 21 2026
.TODAY...Mostly sunny until late afternoon then becoming mostly
cloudy. Patchy smoke. Highs in the mid 80s. North winds up to
5 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke through the night. Lows in the lower 60s.
East winds up to 5 mph.
.WEDNESDAY...Mostly sunny in the morning, then mostly cloudy with
a 50 percent chance of thunderstorms in the afternoon. Highs in
the upper 80s. Southeast winds up to 5 mph shifting to the
northwest in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows in the lower 60s. West winds up to 10 mph
shifting to the south after midnight. Chance of precipitation
70 percent.
.THURSDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs in the upper 80s. South winds up to 5 mph. Chance of
precipitation 20 percent.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs 93 to 99.
.SATURDAY...Sunny. Highs in the mid 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs in the lower 90s.
Lows in the lower 60s.
$$
MTZ324-212200-
Missouri Headwaters-
Including the cities of Harrison, Three Forks, Willow Creek,
Pony, and Whitehall
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke. Highs in the mid 80s.
Northeast winds up to 5 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke through the night. Lows in the lower 60s.
East winds up to 5 mph shifting to the northwest after midnight.
.WEDNESDAY...Mostly sunny in the morning, then mostly cloudy with
a 50 percent chance of thunderstorms in the afternoon. Highs in
the upper 80s. East winds up to 5 mph shifting to the north in
the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows in the lower 60s. West winds up to 5 mph.
Chance of precipitation 70 percent.
.THURSDAY...Mostly sunny. Slight chance of rain showers in the
morning, then chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs in the upper 80s. Southwest
winds up to 5 mph. Chance of precipitation 40 percent.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows in the
lower 60s. Highs in the mid 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s.
.SUNDAY...Sunny. Highs in the mid 90s.
.SUNDAY NIGHT...Partly cloudy. Lows around 60.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 90s.
$$
MTZ325-212200-
Madison River Valley-
Including the cities of Cameron, Ennis, Jeffers, McAllister,
and Norris
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke through the day. Slight
chance of rain showers late in the morning. Chance of rain
showers early in the afternoon. Slight chance of thunderstorms in
the afternoon. Highs in the mid 80s. North winds up to 10 mph.
Chance of precipitation 40 percent.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with a
20 percent chance of thunderstorms in the evening, then partly
cloudy after midnight. Lows in the upper 50s. North winds up to
10 mph shifting to the south after midnight.
.WEDNESDAY...Partly sunny. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs in
the mid 80s. North winds up to 10 mph. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers and chance of
thunderstorms in the evening, then chance of rain showers after
midnight. Lows in the upper 50s. Northwest winds up to 5 mph
shifting to the southwest after midnight. Chance of precipitation
80 percent.
.THURSDAY...Partly sunny. Chance of rain showers in the morning,
then chance of thunderstorms in the afternoon. Highs in the mid
80s. South winds up to 5 mph shifting to the west in the
afternoon. Chance of precipitation 50 percent.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 57 to
64. Highs in the lower 90s.
.SATURDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 90s.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows 57 to 63.
.SUNDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 90s.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows 56 to 62.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs around 90.
$$
MTZ326-212200-
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke. Highs in the mid 80s.
Northeast winds up to 10 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke through the night. Lows around 60. East
winds up to 10 mph.
.WEDNESDAY...Mostly sunny in the morning, then mostly cloudy with
a 50 percent chance of thunderstorms in the afternoon. Highs in
the upper 80s. Northeast winds up to 5 mph shifting to the
northwest in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows around 60. Southwest winds up to 10 mph.
Chance of precipitation 70 percent.
.THURSDAY...Partly sunny. Chance of rain showers in the morning,
then chance of thunderstorms in the afternoon. Highs in the upper
80s. South winds up to 5 mph shifting to the west in the
afternoon. Chance of precipitation 50 percent.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows in the
lower 60s. Highs in the mid 90s.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of showers
in the evening. Lows in the lower 60s.
.SUNDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 90s.
.SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers in the evening. Lows around 60.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs in the lower 90s.
&&
TEMPERATURE / PRECIPITATION
Bozeman Airport 88 58 90 / 10 10 40
Bozeman MSU 86 59 88 / 10 10 50
$$
MTZ330-212200-
Gallatin and Madison County Mountains and Centennial Mountains-
Including the cities of Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke through the day. Slight
chance of rain showers late in the morning. Chance of rain
showers and slight chance of thunderstorms early in the
afternoon, then chance of thunderstorms late in the afternoon.
Highs 72 to 82. Northeast winds up to 5 mph shifting to the north
in the afternoon. Chance of precipitation 50 percent.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with a
20 percent chance of thunderstorms in the evening, then partly
cloudy after midnight. Lows 53 to 59. Northeast winds up to
10 mph.
.WEDNESDAY...Mostly cloudy. Chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
71 to 81. North winds up to 10 mph. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows 52 to 58. Northwest winds up to 10 mph
shifting to the west after midnight. Chance of precipitation
70 percent.
.THURSDAY...Partly sunny. Chance of rain showers in the morning,
then chance of thunderstorms in the afternoon. Highs 70 to 80.
West winds up to 10 mph. Chance of precipitation 50 percent.
.THURSDAY NIGHT...Partly cloudy. Lows 52 to 60.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 75 to 87. Lows
54 to 62.
.SATURDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 77 to 87.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of
thunderstorms in the evening. Lows 53 to 61.
.SUNDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 76 to 86.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
thunderstorms. Lows 53 to 59. Highs 75 to 85.
&&
TEMPERATURE / PRECIPITATION
West Yellowstone 87 51 83 / 40 30 70
$$
MTZ327-212200-
Northwest Beaverhead County-
Including the cities of Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke through the day. Slight
chance of rain showers late in the morning. Chance of rain
showers and slight chance of thunderstorms early in the
afternoon, then chance of thunderstorms late in the afternoon.
Highs 73 to 83. Southeast winds up to 5 mph shifting to the west
in the afternoon. Chance of precipitation 50 percent.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 20 percent chance of thunderstorms. Lows 51 to 59.
Northwest winds up to 10 mph shifting to the southwest after
midnight.
.WEDNESDAY...Mostly cloudy. Chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
71 to 81. West winds up to 10 mph. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then slight chance of rain
showers after midnight. Lows 50 to 56. West winds up to 5 mph.
Chance of precipitation 70 percent.
.THURSDAY...Mostly sunny. A 20 percent chance of thunderstorms in
the afternoon. Highs 73 to 83. West winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 59.
.FRIDAY...Sunny. Highs 78 to 88.
.FRIDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 49 to 59. Highs
76 to 87.
$$
MTZ328-212200-
Beaverhead and Western Madison below 6000ft-
Including the cities of Bannack, Dillon, Glen, and Waterloo
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke through the day. Slight
chance of rain showers late in the morning. Slight chance of
thunderstorms in the afternoon. Chance of rain showers late in
the afternoon. Highs 80 to 86. North winds up to 10 mph. Chance
of precipitation 50 percent.
.TONIGHT...Patchy smoke in the evening. Mostly cloudy with a
20 percent chance of thunderstorms in the evening, then partly
cloudy after midnight. Lows in the upper 50s. North winds up to
10 mph.
.WEDNESDAY...Mostly cloudy. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
81 to 87. South winds up to 5 mph shifting to the northwest in
the afternoon. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows in the upper 50s. Northwest winds up to
10 mph shifting to the southwest after midnight. Chance of
precipitation 70 percent.
.THURSDAY...Mostly sunny. Slight chance of rain showers in the
morning, then slight chance of thunderstorms in the afternoon.
Highs 82 to 88. Southwest winds up to 10 mph. Chance of
precipitation 20 percent.
.THURSDAY NIGHT...Mostly clear. A 20 percent chance of
thunderstorms in the evening. Lows in the upper 50s.
.FRIDAY...Sunny. Highs 89 to 95.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs 88 to 94.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 87 to 93. Lows in
the upper 50s.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 85 to 91.
&&
TEMPERATURE / PRECIPITATION
Dillon 84 57 85 / 30 20 50
$$
MTZ329-212200-
Ruby Mountains and Southern Beaverhead Mountains-
Including the city of Monida Pass
336 AM MDT Tue Jul 21 2026
.TODAY...Partly sunny. Patchy smoke through the day. Slight
chance of rain showers late in the morning. Chance of rain
showers and slight chance of thunderstorms early in the
afternoon, then chance of thunderstorms late in the afternoon.
Highs 74 to 82. North winds up to 10 mph. Chance of precipitation
50 percent.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy smoke in the evening. A 20 percent chance of
thunderstorms. Lows in the upper 50s. North winds 5 to 10 mph
shifting to the northwest after midnight.
.WEDNESDAY...Mostly cloudy. Slight chance of rain showers in the
morning, then chance of thunderstorms in the afternoon. Highs
72 to 80. Northwest winds up to 10 mph. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance
of thunderstorms in the evening, then chance of rain showers
after midnight. Lows in the mid 50s. Northwest winds up to
10 mph. Chance of precipitation 70 percent.
.THURSDAY...Mostly sunny. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 73 to 81. West
winds up to 10 mph. Chance of precipitation 40 percent.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs 79 to 87.
.SATURDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 79 to 87.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.SUNDAY...Sunny. A 20 percent chance of rain showers in the
afternoon. Highs 78 to 86.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s.
.MONDAY...Sunny. A 20 percent chance of thunderstorms in the
afternoon. Highs 77 to 85.
$$