220
FPUS55 KTFX 160632
ZFPTFX
ZONE FORECAST PRODUCT FOR CENTRAL AND SOUTHWEST MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
1232 AM MDT WED SEP 16 2026
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR .TONIGHT THROUGH TODAY..., THURSDAY, THURSDAY NIGHT, AND
FRIDAY.
MTZ301-171000-
EAST GLACIER PARK REGION-
INCLUDING THE CITIES OF EAST GLACIER PARK, KIOWA, BABB,
SAINT MARY, MARIAS PASS, AND LOGAN PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN
SHOWERS AND SNOW SHOWERS. PATCHY DENSE FOG EARLY IN THE MORNING.
HIGHS 50 TO 58. LOWS IN THE UPPER 30S. SOUTHWEST WINDS UP TO
10 MPH.
THURSDAY
WARMER, SUNNY. HIGHS 61 TO 69. SOUTHWEST WINDS UP TO
10 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
LOWS IN THE MID 40S. EAST WINDS UP TO 10 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS
57 TO 65. WEST WINDS UP TO 5 MPH SHIFTING TO THE NORTHEAST IN THE
AFTERNOON. CHANCE OF SHOWERS 50 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 MID 40S. NORTHEAST WINDS
UP TO 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 50 PERCENT.
SATURDAY
MOSTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 54 TO 64. CHANCE OF PRECIPITATION
40 PERCENT.
SATURDAY NIGHT THROUGH MONDAY
MOSTLY CLEAR. LOWS IN THE MID
40S. HIGHS 57 TO 67.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
TUESDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
MORNING. HIGHS 52 TO 60.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS 53 TO 61.
MTZ307-171000-
SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE CITY OF ROGERS PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS. PATCHY FOG EARLY IN THE MORNING. HIGHS 50 TO 58. LOWS IN
THE UPPER 30S. SOUTH WINDS UP TO 10 MPH.
THURSDAY
WARMER, SUNNY. HIGHS 63 TO 73. SOUTHWEST WINDS UP TO
5 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE
EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE
MID 40S. EAST WINDS UP TO 5 MPH SHIFTING TO THE WEST AFTER
MIDNIGHT. CHANCE OF SHOWERS 70 PERCENT.
FRIDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 57 TO 65. WEST WINDS UP
TO 5 MPH SHIFTING TO THE NORTHEAST IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 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 MID 40S. NORTHWEST WINDS UP
TO 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 55 TO 63. CHANCE OF PRECIPITATION
50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN
THE EVENING. LOWS IN THE LOWER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 59 TO 69. LOWS IN
THE LOWER 40S.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 55 TO 63.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS 55 TO 65.
MTZ302-171000-
NORTHERN HIGH PLAINS-
INCLUDING THE CITIES OF BROWNING, HEART BUTTE, AND DUPUYER
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY. HIGHS IN
THE UPPER 50S. LOWS IN THE LOWER 40S. SOUTH WINDS UP TO 10 MPH.
CHANCE OF SHOWERS 70 PERCENT.
THURSDAY
SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS UP TO
5 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS UP TO
5 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. HIGHS IN THE MID 60S. NORTHWEST WINDS UP TO 5 MPH
SHIFTING TO THE NORTHEAST IN THE AFTERNOON.
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. NORTHEAST
WINDS UP TO 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 40 PERCENT.
SATURDAY
MOSTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION
40 PERCENT.
SATURDAY NIGHT THROUGH MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER
40S. HIGHS AROUND 70.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S.
MTZ308-171000-
SOUTHERN HIGH PLAINS-
INCLUDING THE CITIES OF BYNUM, CHOTEAU, AND PENDROY
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS. HIGHS IN THE UPPER 50S. LOWS IN THE MID 40S. SOUTHWEST
WINDS UP TO 10 MPH.
THURSDAY
WARMER, SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP
TO 5 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN
SHOWERS. LOWS AROUND 50. NORTHEAST WINDS UP TO 5 MPH SHIFTING TO
THE WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S.
NORTHWEST WINDS UP TO 5 MPH SHIFTING TO THE NORTHEAST IN THE
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS AROUND 50. NORTHWEST WINDS UP TO
10 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF PRECIPITATION
50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE LOWER 70S.
LOWS IN THE UPPER 40S.
MONDAY NIGHT THROUGH TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 60S.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 60S.
MTZ303-171000-
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-
INCLUDING THE CITIES OF CUT BANK, ETHRIDGE, AND SANTA RITA
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. RAIN SHOWERS LIKELY. HIGHS IN
THE UPPER 50S. LOWS 39 TO 44. SOUTH WINDS UP TO 10 MPH. CHANCE OF
SHOWERS 70 PERCENT.
THURSDAY
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS UP TO
10 MPH. GUSTS UP TO 20 MPH IN THE MORNING.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS UP TO
5 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS UP TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS. LOWS IN THE UPPER 40S. NORTH WINDS UP TO 10 MPH.
SATURDAY
MOSTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF PRECIPITATION
40 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY THROUGH MONDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
70S. LOWS IN THE MID 40S.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE MID 60S.
LOWS IN THE MID 40S.
TEMPERATURE / PRECIPITATION
CUT BANK 41 68 46 68 / 40 0 20 10
MTZ304-171000-
EASTERN TOOLE AND LIBERTY-
INCLUDING THE CITIES OF DEVON, SHELBY, CHESTER, GALATA, JOPLIN,
LOTHAIR, AND WHITLASH
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN
SHOWERS. HIGHS IN THE LOWER 60S. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
THURSDAY
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS 5 TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. EAST WINDS UP TO
5 MPH SHIFTING TO THE NORTH AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTH WINDS UP TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTH WINDS
UP TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 60S. CHANCE OF
PRECIPITATION 40 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE LOWER 70S.
LOWS IN THE UPPER 40S.
MONDAY NIGHT THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE UPPER 60S.
MTZ305-171000-
HILL COUNTY-
INCLUDING THE CITY OF HAVRE
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN
SHOWERS. HIGHS IN THE LOWER 60S. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS UP TO 15 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTHEAST WINDS UP
TO 10 MPH. GUSTS UP TO 25 MPH IN THE EVENING.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTH WINDS UP TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. SLIGHT 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 UP TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 60S. CHANCE OF
PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN
THE EVENING. LOWS IN THE UPPER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S. LOWS
IN THE MID 40S.
MONDAY NIGHT THROUGH TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
MID 40S. HIGHS IN THE UPPER 60S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
TEMPERATURE / PRECIPITATION
HAVRE 42 77 47 75 / 20 0 20 10
MTZ306-171000-
NORTHERN BLAINE COUNTY-
INCLUDING THE CITIES OF CHINOOK, ZURICH, HARLEM, HOGELAND,
AND FORT BELKNAP
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN
SHOWERS. HIGHS IN THE MID 60S. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS UP TO 15 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS 10 TO
20 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST
WINDS 5 TO 15 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. NORTH WINDS UP TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. NORTHEAST
WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 60S. CHANCE OF
PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE
MID 40S.
SUNDAY AND SUNDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.
LOWS IN THE MID 40S.
MONDAY
SUNNY. HIGHS IN THE MID 70S.
MONDAY NIGHT THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE LOWER 70S.
MTZ309-171000-
EASTERN PONDERA AND EASTERN TETON-
INCLUDING THE CITIES OF BRADY, CONRAD, AND LEDGER
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS. HIGHS IN THE LOWER 60S. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS UP TO 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO
5 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTHEAST WINDS UP
TO 10 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT. CHANCE OF
SHOWERS 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. HIGHS AROUND 70. NORTHWEST WINDS UP TO 5 MPH
SHIFTING TO THE NORTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. NORTH
WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 60S. CHANCE OF
PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S. LOWS
IN THE UPPER 40S.
MONDAY NIGHT THROUGH TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
MID 40S. HIGHS IN THE UPPER 60S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
MTZ310-171000-
WESTERN AND CENTRAL CHOUTEAU COUNTY-
INCLUDING THE CITIES OF FLOWEREE, CARTER, AND FORT BENTON
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE MID 60S. LOWS IN
THE MID 40S. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND
25 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. EAST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 50S. EAST WINDS 5 TO
10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. A 50 PERCENT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS UP TO 5 MPH
SHIFTING TO THE NORTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. NORTH
WINDS UP TO 10 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF
PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN
THE EVENING. LOWS IN THE UPPER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S. LOWS
IN THE UPPER 40S.
MONDAY NIGHT THROUGH TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS AROUND 70.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
MTZ311-171000-
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-
INCLUDING THE CITY OF ROCKY BOY
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 61 TO 67. LOWS 41 TO 46.
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 69 TO 75. SOUTHEAST WINDS
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 50S. EAST WINDS 5 TO
15 MPH DECREASING TO UP TO 5 MPH AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. HIGHS 68 TO 74. NORTHWEST WINDS UP TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTH WINDS UP TO 10 MPH.
CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 63 TO 69. CHANCE OF PRECIPITATION
60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE
UPPER 40S.
SUNDAY
MOSTLY SUNNY. HIGHS 67 TO 73.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
HIGHS 71 TO 77.
MONDAY NIGHT THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS 66 TO 73.
MTZ312-171000-
CASCADE COUNTY BELOW 5000FT-
INCLUDING THE CITY OF GREAT FALLS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE LOWER 60S. LOWS IN
THE LOWER 40S. SOUTH WINDS UP TO 10 MPH.
THURSDAY
WARMER, SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP
TO 5 MPH SHIFTING TO THE NORTHEAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN SHOWERS. LOWS AROUND
50. NORTHEAST WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST AFTER
MIDNIGHT.
FRIDAY
MOSTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST
WINDS UP TO 5 MPH SHIFTING TO THE NORTH IN THE AFTERNOON. CHANCE
OF PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS
AROUND 50. NORTHEAST WINDS UP TO 10 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT.
SATURDAY
PARTLY SUNNY WITH CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 60S. CHANCE OF
PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. CHANCE OF PRECIPITATION
40 PERCENT.
SUNDAY THROUGH MONDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE UPPER 40S.
TUESDAY AND TUESDAY NIGHT
PARTLY CLOUDY. HIGHS AROUND 70. LOWS
IN THE MID 40S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
TEMPERATURE / PRECIPITATION
GREAT FALLS ARPT 42 73 49 71 / 10 0 20 40
MTZ313-171000-
JUDITH BASIN COUNTY AND JUDITH GAP-
INCLUDING THE CITIES OF RAYNESFORD, GEYSER, STANFORD, WINDHAM,
BENCHLAND, HOBSON, AND MOCCASIN
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE LOWER 60S. LOWS IN
THE LOWER 40S. SOUTH WINDS UP TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS. LOWS AROUND 50. SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS
TO AROUND 30 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS UP TO 5 MPH
SHIFTING TO THE NORTH IN THE AFTERNOON. CHANCE OF PRECIPITATION
70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTHWEST WINDS UP TO
10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 90 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
IN THE MID 60S. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE
MID 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE LOWER 70S.
LOWS IN THE MID 40S.
MONDAY NIGHT THROUGH TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
MID 40S. HIGHS AROUND 70.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
MTZ314-171000-
FERGUS COUNTY BELOW 4500FT-
INCLUDING THE CITIES OF HILGER AND LEWISTOWN
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE MID 60S. LOWS
40 TO 46. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND
30 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS 5 TO 15 MPH SHIFTING TO THE SOUTH UP TO 5 MPH AFTER
MIDNIGHT.
FRIDAY
MOSTLY SUNNY. A 50 PERCENT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS UP TO 10 MPH
SHIFTING TO THE NORTH IN THE AFTERNOON.
FRIDAY NIGHT
RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN RAIN SHOWERS AND CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS UP TO
10 MPH. CHANCE OF PRECIPITATION 90 PERCENT.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
UPPER 60S. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN IN THE
EVENING, THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. CHANCE OF RAIN 50 PERCENT.
SUNDAY
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE
MORNING. HIGHS IN THE LOWER 70S.
SUNDAY NIGHT THROUGH MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 70S.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER
70S. LOWS IN THE UPPER 40S.
TEMPERATURE / PRECIPITATION
LEWISTOWN 40 77 49 72 / 0 0 10 60
MTZ315-171000-
UPPER BLACKFOOT AND MACDONALD PASS-
INCLUDING THE CITIES OF MARYSVILLE, LINCOLN, FLESHER PASS,
AND MACDONALD PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 55 TO 63. LOWS 36 TO 42.
EAST WINDS UP TO 10 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 67 TO 77. SOUTHEAST WINDS
UP TO 10 MPH.
THURSDAY 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
UPPER 40S. NORTH WINDS UP TO 10 MPH SHIFTING TO THE WEST AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 61 TO 69. WEST WINDS UP
TO 5 MPH SHIFTING TO THE NORTHEAST IN THE AFTERNOON. CHANCE OF
PRECIPITATION 70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS 43 TO 49.
NORTHWEST WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 58 TO 66. CHANCE OF PRECIPITATION
60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR
AFTER MIDNIGHT. LOWS 41 TO 47. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
SUNNY. HIGHS 62 TO 70.
SUNDAY NIGHT
CLEAR. LOWS 41 TO 47.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 64 TO 72. LOWS IN
THE MID 40S.
TUESDAY AND TUESDAY NIGHT
PARTLY CLOUDY. HIGHS 60 TO 68. LOWS
40 TO 46.
WEDNESDAY
SUNNY. HIGHS 61 TO 69.
MTZ316-171000-
GATES OF THE MOUNTAINS-
INCLUDING THE CITIES OF CANYON CREEK, WOLF CREEK, AND CRAIG
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS. HIGHS 57 TO 65. LOWS IN THE LOWER 40S. SOUTHWEST WINDS
UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
WARMER, SUNNY. HIGHS 70 TO 78. SOUTH WINDS UP TO
10 MPH SHIFTING TO THE EAST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
WITH SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS AROUND
50. NORTH WINDS UP TO 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 50 PERCENT.
FRIDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 66 TO 72. WEST WINDS UP TO
5 MPH SHIFTING TO THE NORTH IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS AROUND 50.
NORTHWEST WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 63 TO 69. CHANCE OF PRECIPITATION
60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
SUNNY. HIGHS 68 TO 74.
SUNDAY NIGHT
CLEAR. LOWS IN THE UPPER 40S.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 70 TO 76. LOWS IN
THE UPPER 40S.
TUESDAY AND TUESDAY NIGHT
PARTLY CLOUDY. HIGHS 65 TO 71. LOWS
IN THE MID 40S.
WEDNESDAY
SUNNY. HIGHS 66 TO 72.
MTZ317-171000-
LITTLE BELT AND HIGHWOOD MOUNTAINS-
INCLUDING THE CITIES OF MONARCH, NEIHART, AND KINGS HILL PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 56 TO 62. LOWS 36 TO 43.
SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 67 TO 73. SOUTHEAST WINDS
UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS. LOWS 46 TO 52. SOUTHEAST WINDS UP TO 10 MPH SHIFTING TO
THE SOUTHWEST AFTER MIDNIGHT. GUSTS UP TO 25 MPH.
FRIDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 62 TO 68. SOUTHWEST
WINDS UP TO 5 MPH SHIFTING TO THE NORTH IN THE AFTERNOON. CHANCE
OF PRECIPITATION 80 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS 44 TO 50. NORTHEAST WINDS UP TO 10 MPH
SHIFTING TO THE NORTHWEST AFTER MIDNIGHT. CHANCE OF PRECIPITATION
90 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
57 TO 63. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS 42 TO 48. CHANCE OF PRECIPITATION
50 PERCENT.
SUNDAY THROUGH MONDAY NIGHT
MOSTLY CLEAR. HIGHS 62 TO 71. LOWS
42 TO 49.
TUESDAY AND TUESDAY NIGHT
PARTLY CLOUDY. HIGHS 61 TO 67. LOWS
40 TO 46.
WEDNESDAY
SUNNY. HIGHS 62 TO 68.
MTZ318-171000-
SNOWY AND JUDITH MOUNTAINS-
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 57 TO 63. LOWS 37 TO 42.
SOUTHEAST WINDS UP TO 15 MPH WITH GUSTS TO AROUND 35 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 65 TO 73. SOUTHEAST WINDS
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY NIGHT
WARMER. PARTLY CLOUDY. LOWS AROUND 50. SOUTH
WINDS UP TO 10 MPH. GUSTS UP TO 30 MPH IN THE EVENING.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 64 TO 70. WEST WINDS UP TO 10 MPH SHIFTING TO
THE NORTH IN THE AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 40S. NORTHWEST WINDS UP TO 10 MPH. CHANCE OF
PRECIPITATION 90 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
57 TO 63. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN.
LOWS IN THE MID 40S.
SUNDAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. A 20 PERCENT
CHANCE OF RAIN. HIGHS 62 TO 68.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS IN THE MID 40S.
HIGHS 66 TO 72.
MONDAY NIGHT THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS 62 TO 69.
MTZ319-171000-
HELENA VALLEY-
INCLUDING THE CITY OF HELENA
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER 60S. LOWS IN
THE LOWER 40S. SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND
25 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS UP TO 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTH WINDS 5 TO 10 MPH
SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT. CHANCE OF PRECIPITATION
70 PERCENT.
FRIDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. LIGHT
WINDS BECOMING NORTH UP TO 5 MPH IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE
UPPER 40S. NORTHWEST WINDS UP TO 5 MPH. CHANCE OF PRECIPITATION
90 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 70S. CHANCE OF PRECIPITATION 60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
SUNNY. HIGHS IN THE MID 70S.
SUNDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S.
LOWS IN THE MID 40S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S.
TEMPERATURE / PRECIPITATION
HELENA 44 79 51 74 / 10 0 60 60
MTZ320-171000-
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-
INCLUDING THE CITIES OF TRIDENT, MAUDLOW, BATTLE RIDGE PASS,
BOZEMAN PASS, AND DEEP CREEK PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 58 TO 68. LOWS 36 TO 43.
EAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 35 MPH.
THURSDAY
WARMER. PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. HIGHS 66 TO 74. SOUTHEAST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTHEAST WINDS UP TO
10 MPH. GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 62 TO 70.
SOUTHWEST WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID
40S. NORTH WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION
90 PERCENT.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 57 TO 65. CHANCE OF PRECIPITATION
70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE MID 40S. CHANCE OF PRECIPITATION
40 PERCENT.
SUNDAY
SUNNY. HIGHS 61 TO 69.
SUNDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
MONDAY
SUNNY. HIGHS 63 TO 71.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
TUESDAY
SUNNY. HIGHS 61 TO 69.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
WEDNESDAY
SUNNY. HIGHS 62 TO 70.
MTZ321-171000-
MEAGHER COUNTY VALLEYS-
INCLUDING THE CITIES OF MARTINSDALE, CHECKERBOARD, RINGLING,
AND WHITE SULPHUR SPRINGS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE MID 60S. LOWS IN
THE UPPER 30S. EAST WINDS UP TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
UP TO 10 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTHEAST WINDS UP TO
10 MPH. GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. SOUTHWEST
WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 40S.
NORTHEAST WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 90 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
IN THE MID 60S. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE LOWER 40S. CHANCE OF PRECIPITATION
40 PERCENT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
HIGHS IN THE LOWER 70S.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
SUNNY. HIGHS IN THE UPPER 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
WEDNESDAY
SUNNY. HIGHS AROUND 70.
MTZ322-171000-
ELKHORN AND BOULDER MOUNTAINS-
INCLUDING THE CITIES OF MONTANA CITY, CLANCY, BOULDER, CORBIN,
WICKES, ELK PARK PASS, AND HOMESTAKE PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 57 TO 65. LOWS 35 TO 45.
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 66 TO 74. SOUTHEAST WINDS
UP TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS 43 TO 51. SOUTH WINDS UP TO 10 MPH SHIFTING
TO THE WEST AFTER MIDNIGHT. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 61 TO 69. SOUTHWEST WINDS UP TO 5 MPH
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON. CHANCE OF
PRECIPITATION 70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS 40 TO 48.
NORTHWEST WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 90 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
57 TO 65. CHANCE OF PRECIPITATION 60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS 38 TO 46. CHANCE OF PRECIPITATION
40 PERCENT.
SUNDAY
SUNNY. HIGHS 62 TO 70.
SUNDAY NIGHT
CLEAR. LOWS 40 TO 46.
MONDAY
SUNNY. HIGHS 64 TO 72.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 41 TO 47.
TUESDAY
SUNNY. HIGHS 61 TO 69.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 44.
WEDNESDAY
SUNNY. HIGHS 62 TO 70.
MTZ323-171000-
CANYON FERRY AREA-
INCLUDING THE CITIES OF TOSTON, TOWNSEND, AND WINSTON
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER 60S. LOWS
41 TO 48. NORTH WINDS UP TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
UP TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE LOWER 50S. SOUTH WINDS UP TO 10 MPH
SHIFTING TO THE EAST AFTER MIDNIGHT. CHANCE OF PRECIPITATION
50 PERCENT.
FRIDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 5 MPH
SHIFTING TO THE WEST IN THE AFTERNOON. CHANCE OF PRECIPITATION
70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE
UPPER 40S. NORTHWEST WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION
90 PERCENT.
SATURDAY
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. CHANCE OF PRECIPITATION
60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS 44 TO 50. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
SUNDAY NIGHT
CLEAR. LOWS 44 TO 50.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS IN THE LOWER 70S.
LOWS 44 TO 50.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 48.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
MTZ324-171000-
MISSOURI HEADWATERS-
INCLUDING THE CITIES OF HARRISON, THREE FORKS, WILLOW CREEK,
PONY, AND WHITEHALL
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. HIGHS IN THE UPPER 60S. LOWS IN THE LOWER 40S. NORTHEAST
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO
5 MPH SHIFTING TO THE EAST WITH GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO 5 MPH
WITH GUSTS TO AROUND 20 MPH SHIFTING TO THE SOUTHWEST AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS UP TO 5 MPH
SHIFTING TO THE SOUTH IN THE AFTERNOON. CHANCE OF PRECIPITATION
70 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID
40S. WEST WINDS UP TO 5 MPH. CHANCE OF PRECIPITATION 90 PERCENT.
SATURDAY
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. CHANCE OF PRECIPITATION
70 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
SUNDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
MONDAY
SUNNY. HIGHS IN THE MID 70S.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
TUESDAY
SUNNY. HIGHS IN THE LOWER 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
MTZ325-171000-
MADISON RIVER VALLEY-
INCLUDING THE CITIES OF CAMERON, ENNIS, JEFFERS, MCALLISTER,
AND NORRIS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. HIGHS 67 TO 73. LOWS 37 TO 46. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
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 IN THE UPPER 70S. SOUTH
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH. CHANCE OF
PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
WITH SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE
UPPER 40S. SOUTH WINDS 5 TO 15 MPH. CHANCE OF PRECIPITATION
50 PERCENT.
FRIDAY
PARTLY SUNNY WITH CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN CLOUDY WITH RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. SOUTH
WINDS UP TO 10 MPH. GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE
OF PRECIPITATION 90 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 40S. SOUTH WINDS UP TO 10 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
SATURDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
UPPER 60S. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER
40S. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S. LOWS
IN THE LOWER 40S.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
TUESDAY
SUNNY. HIGHS IN THE LOWER 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
MTZ326-171000-
GALLATIN VALLEY-
INCLUDING THE CITIES OF BOZEMAN AND GALLATIN GATEWAY
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. HIGHS IN THE UPPER 60S. LOWS 38 TO 44. EAST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. HIGHS IN THE UPPER 70S. NORTHEAST WINDS UP TO
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTHEAST WINDS UP TO
10 MPH. CHANCE OF PRECIPITATION 40 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS UP TO 5 MPH
SHIFTING TO THE WEST IN THE AFTERNOON. CHANCE OF PRECIPITATION
80 PERCENT.
FRIDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID
40S. NORTHEAST WINDS UP TO 5 MPH IN THE EVENING BECOMING LIGHT.
CHANCE OF PRECIPITATION 90 PERCENT.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE MORNING,
THEN CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER
60S. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE MID
40S. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
SUNDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
MONDAY
SUNNY. HIGHS IN THE MID 70S.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
TUESDAY
SUNNY. HIGHS IN THE LOWER 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S.
TEMPERATURE / PRECIPITATION
BOZEMAN AIRPORT 39 78 47 74 / 0 10 30 80
BOZEMAN MSU 40 77 50 73 / 0 20 20 80
MTZ330-171000-
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-
INCLUDING THE CITIES OF BIG SKY, WEST YELLOWSTONE, TARGHEE PASS,
AND RAYNOLDS PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
MOSTLY CLEAR. HIGHS 58 TO 70. LOWS 35 TO 44.
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 61 TO 71. SOUTH WINDS UP TO
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS
LIKELY AFTER MIDNIGHT. LOWS 42 TO 48. SOUTH WINDS 5 TO 15 MPH.
GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF PRECIPITATION
70 PERCENT.
FRIDAY
RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 56 TO
66. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH. CHANCE
OF PRECIPITATION 90 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS 38 TO 44. SOUTHWEST WINDS UP TO
10 MPH. 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 52 TO 62. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS 36 TO 42.
CHANCE OF PRECIPITATION 40 PERCENT.
SUNDAY
MOSTLY SUNNY. HIGHS 57 TO 67.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 36 TO 42. HIGHS
59 TO 69.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 44.
TUESDAY
SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE AFTERNOON.
HIGHS 58 TO 68.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 36 TO 42.
WEDNESDAY
SUNNY. HIGHS 58 TO 68.
TEMPERATURE / PRECIPITATION
WEST YELLOWSTONE 31 72 38 67 / 20 60 70 90
MTZ327-171000-
NORTHWEST BEAVERHEAD COUNTY-
INCLUDING THE CITIES OF DEWEY, WISDOM, WISE RIVER, BIG HOLE PASS,
AND CHIEF JOSEPH PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 60 TO 70. LOWS 34 TO 44.
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 63 TO 73.
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH. CHANCE
OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. LOWS 40 TO 46. 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 56 TO 64. SOUTH WINDS UP TO 10 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 37 TO 43. NORTHWEST WINDS UP TO
10 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 54 TO 64. CHANCE OF PRECIPITATION
50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN
THE EVENING. LOWS 33 TO 41.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 60 TO 70. LOWS 34 TO
42.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 34 TO 42.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 58 TO 69. LOWS
33 TO 41.
MTZ328-171000-
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-
INCLUDING THE CITIES OF BANNACK, DILLON, GLEN, AND WATERLOO
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
PARTLY CLOUDY. HIGHS 68 TO 74. LOWS 37 TO 45.
NORTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.
THURSDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 72 TO 78. SOUTH
WINDS UP TO 10 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE
OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
WITH SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE
UPPER 40S. SOUTH WINDS UP TO 15 MPH. GUSTS UP TO 30 MPH IN THE
EVENING. CHANCE OF PRECIPITATION 50 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 66 TO 72. SOUTH WINDS UP TO 10 MPH. CHANCE OF
PRECIPITATION 90 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 40S. WEST WINDS UP TO 10 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 64 TO 70. CHANCE OF PRECIPITATION
50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 40S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 68 TO 76. LOWS IN
THE LOWER 40S.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
SUNNY. HIGHS 69 TO 75.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
WEDNESDAY
SUNNY. HIGHS 69 TO 75.
TEMPERATURE / PRECIPITATION
DILLON 39 77 45 71 / 10 30 40 70
MTZ329-171000-
RUBY MOUNTAINS AND SOUTHERN BEAVERHEAD MOUNTAINS-
INCLUDING THE CITY OF MONIDA PASS
1232 AM MDT WED SEP 16 2026
REST OF TONIGHT
MOSTLY CLEAR. HIGHS 63 TO 71. LOWS 36 TO 45.
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
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 63 TO 71. SOUTHEAST WINDS
UP TO 5 MPH WITH GUSTS TO AROUND 25 MPH INCREASING TO SOUTH 15 TO
20 MPH WITH GUSTS TO AROUND 35 MPH IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 40S. SOUTH WINDS
5 TO 15 MPH. GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 58 TO 66. SOUTH WINDS UP 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 AROUND 40. WEST WINDS UP TO 10 MPH.
CHANCE OF PRECIPITATION 70 PERCENT.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 56 TO 64. CHANCE OF PRECIPITATION
50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN
THE EVENING. LOWS IN THE UPPER 30S.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 61 TO 70. LOWS
AROUND 40.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
SUNNY. HIGHS 61 TO 69.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
WEDNESDAY
SUNNY. HIGHS 61 TO 69.
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