738
FPUS55 KTFX 210937
ZFPTFX
ZONE FORECAST PRODUCT FOR CENTRAL AND SOUTHWEST MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
336 AM MDT MON SEP 21 2026
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TODAY, TONIGHT, AND TUESDAY.
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 MON SEP 21 2026
TODAY
SUNNY. HIGHS 61 TO 71. SOUTHWEST WINDS 5 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS
5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 60 TO 70. SOUTHWEST WINDS 5 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE MID 40S. SOUTHWEST WINDS 5 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS 55 TO 65. SOUTHWEST WINDS 10 TO 20 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS 60 TO 70.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN
THE UPPER 40S.
FRIDAY
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF RAIN. HIGHS
53 TO 63.
FRIDAY NIGHT
COLDER. MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW
LIKELY IN THE EVENING, THEN CHANCE OF RAIN AND SNOW AFTER
MIDNIGHT. LOWS 36 TO 42. CHANCE OF PRECIPITATION 60 PERCENT.
SATURDAY
PARTLY SUNNY. A 40 PERCENT CHANCE OF RAIN AND SNOW IN
THE MORNING. HIGHS 42 TO 50.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE
MID 30S.
SUNDAY
PARTLY SUNNY. HIGHS 44 TO 52.
MTZ307-212200-
SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE CITY OF ROGERS PASS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS 63 TO 73. SOUTHWEST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS UP
TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 61 TO 71. WEST WINDS UP TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 42 TO 48. WEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 59 TO 69. SOUTHWEST WINDS 5 TO 15 MPH.
GUSTS UP TO 30 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN
THE UPPER 40S. HIGHS 64 TO 74.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
RAIN. HIGHS 57 TO 67. LOWS 36 TO 42.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE
MORNING, THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 45 TO
55. CHANCE OF PRECIPITATION 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS 47 TO 57.
MTZ302-212200-
NORTHERN HIGH PLAINS-
INCLUDING THE CITIES OF BROWNING, HEART BUTTE, AND DUPUYER
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS UP TO
10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS
5 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE UPPER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS 5 TO
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE LOWER 70S.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF
RAIN. HIGHS IN THE UPPER 60S. LOWS IN THE LOWER 40S.
SATURDAY
COOLER. PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN
THE MORNING. HIGHS IN THE MID 50S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 50S.
MTZ308-212200-
SOUTHERN HIGH PLAINS-
INCLUDING THE CITIES OF BYNUM, CHOTEAU, AND PENDROY
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST WINDS
UP TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
UP TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. LOWS AROUND 40. HIGHS
AROUND 60.
MTZ303-212200-
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-
INCLUDING THE CITIES OF CUT BANK, ETHRIDGE, AND SANTA RITA
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE MID 70S.
SOUTH WINDS UP TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS 5 TO
10 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
UP TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 5 TO
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 70S.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS AROUND 70.
FRIDAY NIGHT
WINDY. PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE LOWER
40S.
SATURDAY
COOLER. PARTLY SUNNY. HIGHS IN THE UPPER 50S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S.
TEMPERATURE / PRECIPITATION
CUT BANK 76 44 77 / 0 0 0
MTZ304-212200-
EASTERN TOOLE AND LIBERTY-
INCLUDING THE CITIES OF DEVON, SHELBY, CHESTER, GALATA, JOPLIN,
LOTHAIR, AND WHITLASH
336 AM MDT MON SEP 21 2026
TODAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. PATCHY FOG IN
THE MORNING. HIGHS IN THE MID 70S. SOUTHEAST WINDS 5 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
5 TO 15 MPH DECREASING TO UP TO 5 MPH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
UP TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS UP TO
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS UP TO
15 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
PARTLY CLOUDY. LOWS AROUND 50.
HIGHS 70 TO 79.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE
MID 40S.
SATURDAY AND SATURDAY NIGHT
COOLER. PARTLY CLOUDY. HIGHS 57 TO
63. LOWS AROUND 40.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S.
MTZ305-212200-
HILL COUNTY-
INCLUDING THE CITY OF HAVRE
336 AM MDT MON SEP 21 2026
TODAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. PATCHY FOG IN
THE MORNING. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
UP TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP
TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST WINDS UP TO 5 MPH
SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS UP TO
10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
PARTLY CLOUDY. LOWS AROUND 50.
HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY IN THE EVENING THEN
BECOMING MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE
MID 40S.
SATURDAY AND SATURDAY NIGHT
COOLER. PARTLY CLOUDY. HIGHS IN
THE LOWER 60S. LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S.
TEMPERATURE / PRECIPITATION
HAVRE 79 46 80 / 0 0 0
MTZ306-212200-
NORTHERN BLAINE COUNTY-
INCLUDING THE CITIES OF CHINOOK, ZURICH, HARLEM, HOGELAND,
AND FORT BELKNAP
336 AM MDT MON SEP 21 2026
TODAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. PATCHY FOG
EARLY IN THE MORNING. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
10 TO 20 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
10 TO 20 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
5 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS UP TO
10 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 80S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
RAIN. LOWS IN THE UPPER 40S.
SATURDAY AND SATURDAY NIGHT
COOLER. PARTLY CLOUDY. HIGHS IN
THE MID 60S. LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S.
MTZ309-212200-
EASTERN PONDERA AND EASTERN TETON-
INCLUDING THE CITIES OF BRADY, CONRAD, AND LEDGER
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE
UPPER 70S. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP
TO 10 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
UP TO 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST WINDS UP TO 5 MPH
SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS UP TO
10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
PARTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE MID 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. LOWS AROUND 40. HIGHS
IN THE LOWER 60S.
MTZ310-212200-
WESTERN AND CENTRAL CHOUTEAU COUNTY-
INCLUDING THE CITIES OF FLOWEREE, CARTER, AND FORT BENTON
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE UPPER
70S. SOUTHEAST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
UP TO 15 MPH WITH GUSTS TO AROUND 35 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP
TO 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. EAST WINDS UP TO
5 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS UP TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S.
HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE UPPER 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 60S.
MTZ311-212200-
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-
INCLUDING THE CITY OF ROCKY BOY
336 AM MDT MON SEP 21 2026
TODAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS 69 TO 75.
SOUTHEAST WINDS 5 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP
TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 74 TO 80. WEST WINDS UP TO 10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS 76 TO 84.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF
RAIN IN THE EVENING. LOWS IN THE UPPER 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS 61 TO 67.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
AFTER MIDNIGHT. LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS 59 TO 65.
MTZ312-212200-
CASCADE COUNTY BELOW 5000FT-
INCLUDING THE CITY OF GREAT FALLS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
UP TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 50. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO
15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE UPPER 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE LOWER
40S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 60S.
TEMPERATURE / PRECIPITATION
GREAT FALLS ARPT 79 48 80 / 0 0 0
MTZ313-212200-
JUDITH BASIN COUNTY AND JUDITH GAP-
INCLUDING THE CITIES OF RAYNESFORD, GEYSER, STANFORD, WINDHAM,
BENCHLAND, HOBSON, AND MOCCASIN
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE MID
70S. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS 5 TO
15 MPH WITH GUSTS TO AROUND 35 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
UP TO 10 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER
50S. HIGHS AROUND 80.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN AFTER MIDNIGHT.
LOWS IN THE UPPER 30S. CHANCE OF RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS IN THE MID 60S.
MTZ314-212200-
FERGUS COUNTY BELOW 4500FT-
INCLUDING THE CITIES OF HILGER AND LEWISTOWN
336 AM MDT MON SEP 21 2026
TODAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
MID 70S. SOUTHEAST WINDS 5 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
UP TO 5 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS UP TO 10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS UP TO
10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE LOWER 80S.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF
RAIN IN THE EVENING. LOWS IN THE UPPER 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS IN
THE MID 60S.
TEMPERATURE / PRECIPITATION
LEWISTOWN 75 44 79 / 0 0 0
MTZ315-212200-
UPPER BLACKFOOT AND MACDONALD PASS-
INCLUDING THE CITIES OF MARYSVILLE, LINCOLN, FLESHER PASS,
AND MACDONALD PASS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS 65 TO 73. SOUTHWEST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS UP
TO 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 65 TO 73. SOUTHWEST WINDS UP TO
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 64 TO 72. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
THURSDAY
SUNNY. HIGHS 69 TO 77.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS 47 TO 53. HIGHS
63 TO 71.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
COOLER. PARTLY CLOUDY WITH
A 20 PERCENT CHANCE OF RAIN. LOWS 37 TO 44. HIGHS 51 TO 61.
SUNDAY
PARTLY SUNNY. HIGHS 53 TO 61.
MTZ316-212200-
GATES OF THE MOUNTAINS-
INCLUDING THE CITIES OF CANYON CREEK, WOLF CREEK, AND CRAIG
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS 71 TO 77. SOUTH WINDS 5 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 72 TO 78. SOUTH WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS UP TO
10 MPH.
WEDNESDAY
SUNNY. HIGHS 71 TO 77. SOUTHWEST WINDS UP TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
THURSDAY
SUNNY. HIGHS 75 TO 81.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS 70 TO 76.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS 56 TO 64.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS 59 TO 65.
MTZ317-212200-
LITTLE BELT AND HIGHWOOD MOUNTAINS-
INCLUDING THE CITIES OF MONARCH, NEIHART, AND KINGS HILL PASS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS 64 TO 72. SOUTH WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 41 TO 49. SOUTH WINDS 5 TO 10 MPH
WITH GUSTS TO AROUND 30 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 66 TO 74. SOUTHWEST WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 45 TO 51. SOUTHWEST WINDS UP
TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 65 TO 73. SOUTHWEST WINDS UP TO 10 MPH.
GUSTS UP TO 25 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
45 TO 56. HIGHS 69 TO 77.
FRIDAY
MOSTLY SUNNY. HIGHS 67 TO 75.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS 41 TO 47. HIGHS 53 TO 61.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS 35 TO 41.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 55 TO 61.
MTZ318-212200-
SNOWY AND JUDITH MOUNTAINS-
336 AM MDT MON SEP 21 2026
TODAY
WARMER, SUNNY. PATCHY FOG IN THE MORNING. HIGHS 63 TO
71. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS 5 TO
15 MPH WITH GUSTS TO AROUND 30 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 68 TO 76. SOUTH WINDS UP TO 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS 68 TO 76. WEST WINDS UP TO 10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER
50S. HIGHS 71 TO 79.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE MID 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS 57 TO 65.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE UPPER 30S.
SUNDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS
55 TO 63.
MTZ319-212200-
HELENA VALLEY-
INCLUDING THE CITY OF HELENA
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE MID 70S.
SOUTHEAST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP
TO 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
UP TO 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
80S. LOWS AROUND 50.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE MID 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S.
TEMPERATURE / PRECIPITATION
HELENA 76 45 77 / 0 0 0
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 MON SEP 21 2026
TODAY
SUNNY. HIGHS 62 TO 70. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP
TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 64 TO 72. SOUTHWEST WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS UP TO 5 MPH.
WEDNESDAY
SUNNY. HIGHS 64 TO 72. SOUTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER
40S. HIGHS 66 TO 76.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS 54 TO 64.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE UPPER 30S.
SUNDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS
54 TO 64.
MTZ321-212200-
MEAGHER COUNTY VALLEYS-
INCLUDING THE CITIES OF MARTINSDALE, CHECKERBOARD, RINGLING,
AND WHITE SULPHUR SPRINGS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS AROUND 70. SOUTH
WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST WINDS UP TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP
TO 5 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST
WINDS UP TO 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE MID
40S. HIGHS IN THE MID 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE LOWER 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE UPPER 30S.
SUNDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS IN
THE LOWER 60S.
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 MON SEP 21 2026
TODAY
SUNNY. HIGHS 63 TO 71. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 41 TO 47. SOUTH WINDS UP TO 5 MPH.
TUESDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 63 TO 71. SOUTH WINDS UP TO 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS
42 TO 48. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 64 TO 72. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
43 TO 52. HIGHS 67 TO 75.
FRIDAY
MOSTLY SUNNY. HIGHS 65 TO 73.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
COOLER. PARTLY CLOUDY WITH
A 20 PERCENT CHANCE OF RAIN. LOWS 34 TO 46. HIGHS 54 TO 62.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 55 TO 63.
MTZ323-212200-
CANYON FERRY AREA-
INCLUDING THE CITIES OF TOSTON, TOWNSEND, AND WINSTON
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE
LOWER 70S. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 43 TO 49. SOUTHEAST WINDS UP TO
10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 46 TO 52. SOUTH WINDS UP TO 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO
10 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS 46 TO 54.
HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE UPPER 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE LOWER 40S.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 60S.
MTZ324-212200-
MISSOURI HEADWATERS-
INCLUDING THE CITIES OF HARRISON, THREE FORKS, WILLOW CREEK,
PONY, AND WHITEHALL
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS UP TO
5 MPH SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP
TO 5 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS IN THE MID 70S. SOUTHWEST WINDS UP TO 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS
IN THE MID 40S. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS UP TO
5 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE MID 40S.
SATURDAY
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS AROUND 40.
SUNDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS IN
THE UPPER 60S.
MTZ325-212200-
MADISON RIVER VALLEY-
INCLUDING THE CITIES OF CAMERON, ENNIS, JEFFERS, MCALLISTER,
AND NORRIS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE
LOWER 70S. SOUTH WINDS UP TO 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS UP TO
10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP
TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING. LOWS 42 TO 48. SOUTH WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
BREEZY. MOSTLY CLEAR. LOWS IN
THE UPPER 40S. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN AFTER MIDNIGHT.
LOWS AROUND 40. CHANCE OF RAIN 30 PERCENT.
SUNDAY
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS IN
THE UPPER 60S.
MTZ326-212200-
GALLATIN VALLEY-
INCLUDING THE CITIES OF BOZEMAN AND GALLATIN GATEWAY
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS UP TO 5 MPH SHIFTING TO THE NORTHWEST
IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP
TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO
5 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO 5 MPH
SHIFTING TO THE WEST IN THE AFTERNOON.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN
THE UPPER 40S. HIGHS IN THE UPPER 70S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT AND SATURDAY
COOLER. PARTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE
OF RAIN. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.
TEMPERATURE / PRECIPITATION
BOZEMAN AIRPORT 73 41 75 / 0 0 0
BOZEMAN MSU 72 44 74 / 0 0 0
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 MON SEP 21 2026
TODAY
WARMER, SUNNY. AREAS OF FOG EARLY IN THE MORNING. HIGHS
57 TO 67. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 37 TO 43. SOUTH WINDS UP TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS 58 TO 68. SOUTH WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS
39 TO 45. SOUTHWEST WINDS UP TO 10 MPH. CHANCE OF SHOWERS
40 PERCENT.
WEDNESDAY
SUNNY. HIGHS 58 TO 68. SOUTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS 39 TO 50.
HIGHS 60 TO 72.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF RAIN. LOWS 35 TO 45. HIGHS 53 TO 63.
TEMPERATURE / PRECIPITATION
WEST YELLOWSTONE 67 30 68 / 0 0 0
MTZ327-212200-
NORTHWEST BEAVERHEAD COUNTY-
INCLUDING THE CITIES OF DEWEY, WISDOM, WISE RIVER, BIG HOLE PASS,
AND CHIEF JOSEPH PASS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. AREAS OF FOG EARLY IN THE MORNING. HIGHS 59 TO
69. SOUTHWEST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 36 TO 44. SOUTH WINDS UP TO 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS 59 TO 69. SOUTHWEST WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS
36 TO 44. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 60 TO 70. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 38 TO 46.
HIGHS 64 TO 74.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS 41 TO 47. HIGHS
59 TO 69.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE
OF RAIN. LOWS 33 TO 41. HIGHS 52 TO 62.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS 30 TO 38.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 52 TO 62.
MTZ328-212200-
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-
INCLUDING THE CITIES OF BANNACK, DILLON, GLEN, AND WATERLOO
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. HIGHS 67 TO 73. SOUTH WINDS UP TO 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS UP TO
10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS 68 TO 74. SOUTHWEST WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING. LOWS IN THE MID 40S. SOUTHWEST WINDS UP
TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 70 TO 76. SOUTHWEST WINDS UP TO 10 MPH.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN
THE MID 40S. HIGHS 73 TO 79.
FRIDAY
MOSTLY SUNNY. HIGHS 71 TO 77.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS 64 TO 70.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AFTER MIDNIGHT. LOWS
AROUND 40.
SUNDAY
PARTLY SUNNY. HIGHS 63 TO 69.
TEMPERATURE / PRECIPITATION
DILLON 72 41 73 / 0 0 10
MTZ329-212200-
RUBY MOUNTAINS AND SOUTHERN BEAVERHEAD MOUNTAINS-
INCLUDING THE CITY OF MONIDA PASS
336 AM MDT MON SEP 21 2026
TODAY
SUNNY. AREAS OF FOG EARLY IN THE MORNING. HIGHS 59 TO
67. SOUTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS UP TO
10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS 59 TO 67. SOUTH WINDS UP TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING. LOWS IN THE LOWER 40S. SOUTHWEST WINDS UP
TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS 61 TO 69. SOUTH WINDS 5 TO 15 MPH.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
BREEZY. MOSTLY CLEAR.
LOWS IN THE MID 40S. HIGHS 64 TO 72.
FRIDAY
BREEZY. MOSTLY SUNNY. HIGHS 62 TO 70.
FRIDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AFTER
MIDNIGHT. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS 56 TO 64.
SATURDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
AFTER MIDNIGHT. LOWS IN THE UPPER 30S.
SUNDAY
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 56 TO 64.
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