297  
FPUS55 KTFX 130323  
ZFPTFX  
 
ZONE FORECAST PRODUCT FOR CENTRAL AND SOUTHWEST MONTANA  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
922 PM MDT SAT SEP 12 2026  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR THE REST OF TONIGHT, SUNDAY, SUNDAY NIGHT, AND MONDAY.  
 
MTZ301-131000-  
EAST GLACIER PARK REGION-  
INCLUDING THE CITIES OF EAST GLACIER PARK, KIOWA, BABB,  
SAINT MARY, MARIAS PASS, AND LOGAN PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS  
LATE IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE  
MORNING. LOWS IN THE UPPER 30S. EAST WINDS 5 TO 10 MPH. GUSTS UP  
TO 25 MPH INCREASING TO 35 MPH AFTER MIDNIGHT. CHANCE OF SHOWERS  
20 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING,  
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS 43 TO 51. EAST WINDS 5 TO 10 MPH WITH GUSTS  
TO AROUND 35 MPH SHIFTING TO THE SOUTHWEST WITH GUSTS TO AROUND  
25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT  
BREEZY. CHANCE OF RAIN SHOWERS AND SNOW SHOWERS  
IN THE EVENING, THEN SNOW SHOWERS WITH RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. SNOW LEVEL 6700 FEET.  
LOWS 33 TO 39. SOUTHWEST WINDS 10 TO 25 MPH. GUSTS UP TO 45 MPH  
INCREASING TO 60 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION NEAR  
100 PERCENT.    
MONDAY  
BREEZY. MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SNOW  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS 42 TO 52. WEST WINDS 10 TO 25 MPH WITH GUSTS TO  
AROUND 60 MPH DECREASING TO 10 TO 15 MPH WITH GUSTS TO AROUND  
35 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 90 PERCENT.    
MONDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS  
IN THE UPPER 30S. WEST WINDS 10 TO 15 MPH SHIFTING TO THE  
SOUTHWEST AFTER MIDNIGHT. CHANCE OF SHOWERS 30 PERCENT.    
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS 43 TO 51. LOWS IN THE UPPER 30S.    
WEDNESDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE MORNING. HIGHS 48 TO 56.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS 39 TO  
44. HIGHS 54 TO 64.    
SATURDAY  
MOSTLY SUNNY. HIGHS 58 TO 68.  
 
 
 
MTZ307-131000-  
SOUTHERN ROCKY MOUNTAIN FRONT-  
INCLUDING THE CITY OF ROGERS PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS EARLY IN THE MORNING. LOWS IN THE UPPER 30S. EAST WINDS  
5 TO 10 MPH. GUSTS UP TO 25 MPH INCREASING TO 35 MPH AFTER  
MIDNIGHT.    
SUNDAY  
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 50 TO 58. EAST WINDS UP  
TO 10 MPH SHIFTING TO THE WEST IN THE AFTERNOON. GUSTS UP TO  
30 MPH. CHANCE OF PRECIPITATION 50 PERCENT.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS AND RAIN  
SHOWERS AFTER MIDNIGHT. LOWS 32 TO 38. WEST WINDS 5 TO 15 MPH.  
GUSTS UP TO 35 MPH INCREASING TO 60 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY  
BREEZY. MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING, THEN SLIGHT CHANCE  
OF RAIN SHOWERS IN THE AFTERNOON. HIGHS 42 TO 52. WEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 65 MPH DECREASING TO 10 TO  
15 MPH WITH GUSTS TO AROUND 45 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 33 TO 39. WEST WINDS UP TO  
10 MPH. GUSTS UP TO 30 MPH IN THE EVENING.    
TUESDAY  
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 47 TO 55.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS 35 TO 41.    
WEDNESDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE MORNING. HIGHS 49 TO 57.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS 38 TO 47.  
HIGHS 56 TO 70.  
 
 
 
MTZ302-131000-  
NORTHERN HIGH PLAINS-  
INCLUDING THE CITIES OF BROWNING, HEART BUTTE, AND DUPUYER  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY  
AFTER MIDNIGHT THEN BECOMING MOSTLY CLOUDY. LOWS IN THE UPPER  
30S. EAST WINDS UP TO 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS IN THE MID 50S. EAST WINDS 5 TO 10 MPH SHIFTING TO THE  
SOUTH IN THE AFTERNOON. GUSTS UP TO 25 MPH.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. LOWS AROUND 40. WEST WINDS 5 TO 15 MPH. GUSTS UP  
TO 35 MPH INCREASING TO 55 MPH AFTER MIDNIGHT. CHANCE OF SHOWERS  
50 PERCENT.    
MONDAY  
WINDY. PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
HIGHS IN THE MID 50S. WEST WINDS 15 TO 30 MPH. GUSTS UP TO 55 MPH  
DECREASING TO 40 MPH IN THE AFTERNOON. CHANCE OF SHOWERS  
50 PERCENT.    
MONDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 40S. WEST WINDS 10 TO 15 MPH WITH  
GUSTS TO AROUND 30 MPH DECREASING TO UP TO 10 MPH AFTER MIDNIGHT.   
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS IN THE LOWER 50S. LOWS AROUND 40.    
WEDNESDAY  
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SUNNY IN THE AFTERNOON. HIGHS IN THE  
UPPER 50S.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS 40 TO  
45. HIGHS IN THE MID 60S.    
SATURDAY  
MOSTLY SUNNY. HIGHS AROUND 70.  
 
 
 
MTZ308-131000-  
SOUTHERN HIGH PLAINS-  
INCLUDING THE CITIES OF BYNUM, CHOTEAU, AND PENDROY  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS EARLY IN THE MORNING. LOWS IN THE LOWER 40S. NORTHEAST  
WINDS UP TO 10 MPH.    
SUNDAY  
PARTLY SUNNY. A 50 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS AROUND 60. NORTH WINDS UP TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING. LOWS IN THE MID 40S. WEST WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE SOUTHWEST WITH  
GUSTS TO AROUND 55 MPH AFTER MIDNIGHT.    
MONDAY  
BREEZY. MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 15 TO 25 MPH.  
GUSTS UP TO 60 MPH DECREASING TO 40 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST WINDS  
5 TO 15 MPH DECREASING TO UP TO 5 MPH AFTER MIDNIGHT.    
TUESDAY  
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS IN THE UPPER 50S.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 40S.    
WEDNESDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE MORNING. HIGHS AROUND 60.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS 43 TO 48.  
HIGHS 69 TO 74.  
 
 
 
MTZ303-131000-  
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-  
INCLUDING THE CITIES OF CUT BANK, ETHRIDGE, AND SANTA RITA  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S. EAST  
WINDS UP TO 10 MPH.    
SUNDAY  
MOSTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A  
50 PERCENT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE  
UPPER 50S. EAST WINDS 5 TO 10 MPH SHIFTING TO THE SOUTH 5 TO  
15 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS  
IN THE LOWER 40S. WEST WINDS 5 TO 15 MPH. GUSTS UP TO 35 MPH  
AFTER MIDNIGHT.    
MONDAY  
WINDY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE UPPER 50S. NORTHWEST WINDS 20 TO 30 MPH  
WITH GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. A 20 PERCENT CHANCE OF RAIN SHOWERS. LOWS IN THE LOWER  
40S. WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING  
TO THE NORTHWEST AFTER MIDNIGHT.    
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS IN THE MID 50S. LOWS AROUND 40.    
WEDNESDAY  
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN  
THE UPPER 50S.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 40S. HIGHS IN THE UPPER 60S.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 
 
TEMPERATURE / PRECIPITATION  
 
CUT BANK 38 57 41 57 / 0 40 20 40  
 
 
 
MTZ304-131000-  
EASTERN TOOLE AND LIBERTY-  
INCLUDING THE CITIES OF DEVON, SHELBY, CHESTER, GALATA, JOPLIN,  
LOTHAIR, AND WHITLASH  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS AROUND 40. EAST WINDS 5 TO  
10 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS 60 TO 66. EAST WINDS 10 TO 20 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS  
IN THE MID 40S. WEST WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH AFTER  
MIDNIGHT.    
MONDAY  
WINDY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE UPPER 50S. WEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. LOWS  
IN THE LOWER 40S. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH DECREASING TO UP TO 10 MPH AFTER MIDNIGHT.    
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS IN THE UPPER 50S. LOWS IN THE LOWER  
40S.    
WEDNESDAY  
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 60.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID  
40S. HIGHS IN THE UPPER 60S.  
 
 
 
MTZ305-131000-  
HILL COUNTY-  
INCLUDING THE CITY OF HAVRE  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHEAST  
WINDS 5 TO 10 MPH.    
SUNDAY  
BREEZY. MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST  
WINDS 10 TO 15 MPH SHIFTING TO THE SOUTHEAST 15 TO 25 MPH IN THE  
AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO 15 MPH  
SHIFTING TO THE WEST 10 TO 15 MPH AFTER MIDNIGHT. GUSTS UP TO  
30 MPH.    
MONDAY  
WINDY. PARTLY SUNNY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS AROUND 60. WEST WINDS 10 TO 25 MPH SHIFTING TO THE  
NORTHWEST 20 TO 30 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 40. NORTHWEST WINDS UP TO 10 MPH. GUSTS UP TO  
35 MPH IN THE EVENING.    
TUESDAY  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE MORNING. HIGHS IN THE LOWER 60S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE LOWER 40S. CHANCE OF SHOWERS 40 PERCENT.    
WEDNESDAY  
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN  
THE LOWER 60S.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS IN THE  
LOWER 40S. HIGHS IN THE LOWER 70S.  
 
 
TEMPERATURE / PRECIPITATION  
 
HAVRE 38 71 45 62 / 0 0 90 50  
 
 
 
MTZ306-131000-  
NORTHERN BLAINE COUNTY-  
INCLUDING THE CITIES OF CHINOOK, ZURICH, HARLEM, HOGELAND,  
AND FORT BELKNAP  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. EAST  
WINDS UP TO 10 MPH.    
SUNDAY  
BREEZY. MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST  
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO  
SOUTHEAST 20 TO 25 MPH WITH GUSTS TO AROUND 40 MPH IN THE  
AFTERNOON.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE MID 40S. EAST WINDS 10 TO 20 MPH SHIFTING  
TO THE WEST 5 TO 15 MPH AFTER MIDNIGHT. CHANCE OF SHOWERS  
70 PERCENT.    
MONDAY  
WINDY. PARTLY SUNNY. RAIN SHOWERS LIKELY IN THE  
MORNING, THEN CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN  
THE UPPER 50S. WEST WINDS 15 TO 30 MPH WITH GUSTS TO AROUND  
45 MPH. CHANCE OF SHOWERS 70 PERCENT.    
MONDAY NIGHT  
BREEZY. PARTLY CLOUDY. LOWS IN THE UPPER 30S.  
NORTHWEST WINDS 10 TO 25 MPH WITH GUSTS TO AROUND 40 MPH BECOMING  
WEST 5 TO 10 MPH AFTER MIDNIGHT.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 60S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE LOWER 40S. CHANCE OF SHOWERS 50 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS IN  
THE MID 60S.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS 41 TO 46.  
HIGHS IN THE LOWER 70S.  
 
 
 
MTZ309-131000-  
EASTERN PONDERA AND EASTERN TETON-  
INCLUDING THE CITIES OF BRADY, CONRAD, AND LEDGER  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S.  
NORTHEAST WINDS UP TO 10 MPH.    
SUNDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON. GUSTS UP TO 30 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING. LOWS IN THE MID 40S. NORTHWEST WINDS 5 TO  
15 MPH SHIFTING TO THE SOUTHWEST 5 TO 10 MPH AFTER MIDNIGHT.    
MONDAY  
WINDY. MOSTLY CLOUDY. HIGHS AROUND 60. WEST WINDS 15 TO  
30 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST WINDS  
UP TO 10 MPH. GUSTS UP TO 25 MPH IN THE EVENING.    
TUESDAY  
PARTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE LOWER 40S. CHANCE OF SHOWERS 40 PERCENT.    
WEDNESDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 40S. HIGHS AROUND 70.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 
 
 
MTZ310-131000-  
WESTERN AND CENTRAL CHOUTEAU COUNTY-  
INCLUDING THE CITIES OF FLOWEREE, CARTER, AND FORT BENTON  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. EAST  
WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT.    
SUNDAY  
WARMER. MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 35 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. WEST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY  
WINDY. PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE LOWER 60S. WEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 50 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH SHIFTING TO THE  
WEST AFTER MIDNIGHT.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE MID 40S. CHANCE OF SHOWERS 40 PERCENT.    
WEDNESDAY  
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SUNNY IN THE AFTERNOON. HIGHS IN THE  
LOWER 60S.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID  
40S. HIGHS 71 TO 76.  
 
 
 
MTZ311-131000-  
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-  
INCLUDING THE CITY OF ROCKY BOY  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. EAST  
WINDS UP TO 10 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT.    
SUNDAY  
BREEZY, WARMER, SUNNY. HIGHS 65 TO 71. EAST WINDS 10 TO  
15 MPH SHIFTING TO THE SOUTHEAST 15 TO 25 MPH IN THE AFTERNOON.  
GUSTS UP TO 40 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID  
40S. NORTHEAST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH  
SHIFTING TO THE WEST 10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH  
AFTER MIDNIGHT. CHANCE OF SHOWERS 70 PERCENT.    
MONDAY  
WINDY. PARTLY SUNNY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS 55 TO 61. WEST WINDS 15 TO 30 MPH.    
MONDAY NIGHT  
BREEZY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN SHOWERS IN THE EVENING. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS 10 TO 25 MPH WITH GUSTS TO AROUND 40 MPH BECOMING WEST UP  
TO 10 MPH AFTER MIDNIGHT.    
TUESDAY  
PARTLY SUNNY. HIGHS 60 TO 66.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE MID 40S. CHANCE OF SHOWERS 50 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SUNNY IN THE AFTERNOON. HIGHS 59 TO  
65.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS 44 TO 49.  
HIGHS 67 TO 77.  
 
 
 
MTZ312-131000-  
CASCADE COUNTY BELOW 5000FT-  
INCLUDING THE CITY OF GREAT FALLS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S.  
NORTHEAST WINDS UP TO 10 MPH.    
SUNDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS IN THE UPPER 60S. NORTHEAST WINDS UP TO  
5 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON. GUSTS UP TO  
25 MPH.    
SUNDAY 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. NORTHWEST WINDS  
5 TO 10 MPH SHIFTING TO THE SOUTHWEST 10 TO 15 MPH WITH GUSTS TO  
AROUND 40 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.   
MONDAY  
WINDY. MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE LOWER 60S. WEST WINDS 20 TO 30 MPH WITH  
GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. WEST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING TO THE SOUTHWEST  
AFTER MIDNIGHT.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE LOWER 40S. CHANCE OF SHOWERS 40 PERCENT.    
WEDNESDAY  
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SUNNY IN THE AFTERNOON. HIGHS IN THE  
LOWER 60S.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS 43 TO  
48. HIGHS IN THE LOWER 70S.    
SATURDAY  
SUNNY. HIGHS IN THE UPPER 70S.  
 
 
TEMPERATURE / PRECIPITATION  
 
GREAT FALLS ARPT 42 68 46 63 / 0 10 70 20  
 
 
 
MTZ313-131000-  
JUDITH BASIN COUNTY AND JUDITH GAP-  
INCLUDING THE CITIES OF RAYNESFORD, GEYSER, STANFORD, WINDHAM,  
BENCHLAND, HOBSON, AND MOCCASIN  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS AROUND 40. NORTHEAST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHEAST WITH GUSTS TO AROUND  
25 MPH AFTER MIDNIGHT.    
SUNDAY  
BREEZY, SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH.    
SUNDAY 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 LOWER 40S. WEST WINDS 10 TO  
20 MPH. GUSTS UP TO 40 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY  
WINDY, COOLER. MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF  
RAIN SHOWERS. HIGHS IN THE UPPER 50S. WEST WINDS 20 TO 35 MPH  
WITH GUSTS TO AROUND 50 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WEST WINDS  
10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH SHIFTING TO THE  
SOUTHWEST AFTER MIDNIGHT.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
TUESDAY NIGHT AND WEDNESDAY  
MOSTLY CLOUDY. A 20 PERCENT CHANCE  
OF RAIN SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN  
THE MID 40S. HIGHS IN THE LOWER 70S.    
FRIDAY  
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 40S.  
HIGHS IN THE MID 70S.  
 
 
 
MTZ314-131000-  
FERGUS COUNTY BELOW 4500FT-  
INCLUDING THE CITIES OF HILGER AND LEWISTOWN  
922 PM MDT SAT SEP 12 2026  
 
...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY  
AFTERNOON...  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS IN THE LOWER 40S. EAST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH.    
SUNDAY  
BREEZY, WARMER, SUNNY. HIGHS IN THE LOWER 70S.  
SOUTHEAST WINDS 10 TO 15 MPH INCREASING TO 15 TO 25 MPH IN THE  
AFTERNOON.    
SUNDAY NIGHT  
BREEZY. 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. WEST WINDS 10 TO  
15 MPH INCREASING TO 15 TO 25 MPH AFTER MIDNIGHT. GUSTS UP TO  
45 MPH. CHANCE OF SHOWERS 50 PERCENT.    
MONDAY  
WINDY, COOLER. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
RAIN SHOWERS IN THE MORNING. HIGHS IN THE LOWER 60S. WEST WINDS  
15 TO 30 MPH INCREASING TO 25 TO 35 MPH IN THE AFTERNOON. GUSTS  
UP TO 50 MPH.    
MONDAY NIGHT  
BREEZY. PARTLY CLOUDY. LOWS IN THE LOWER 40S.  
NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH BECOMING  
WEST 5 TO 10 MPH AFTER MIDNIGHT.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 40S.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN  
THE UPPER 40S. HIGHS IN THE LOWER 70S.    
FRIDAY  
SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS. HIGHS  
IN THE LOWER 70S.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 40S.  
HIGHS IN THE UPPER 70S.  
 
 
TEMPERATURE / PRECIPITATION  
 
LEWISTOWN 39 72 43 59 / 0 0 40 30  
 
 
 
MTZ315-131000-  
UPPER BLACKFOOT AND MACDONALD PASS-  
INCLUDING THE CITIES OF MARYSVILLE, LINCOLN, FLESHER PASS,  
AND MACDONALD PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS 36 TO 42. NORTHEAST WINDS  
5 TO 15 MPH.    
SUNDAY  
PARTLY SUNNY. A 50 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 57 TO 65. EAST WINDS UP TO 10 MPH SHIFTING  
TO THE WEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS  
AND SNOW SHOWERS AFTER MIDNIGHT. LOWS 34 TO 42. WEST WINDS 5 TO  
15 MPH. GUSTS UP TO 45 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY  
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS  
46 TO 56. WEST WINDS 10 TO 25 MPH. GUSTS UP TO 50 MPH DECREASING  
TO 40 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 33 TO 39. WEST WINDS UP TO  
10 MPH. GUSTS UP TO 30 MPH IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HIGHS 53 TO 61.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS  
37 TO 43. CHANCE OF SHOWERS 30 PERCENT.    
WEDNESDAY  
MOSTLY SUNNY. HIGHS 52 TO 60.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS  
36 TO 46. HIGHS 61 TO 69.    
FRIDAY  
SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN THE  
MORNING. HIGHS 62 TO 70.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS 42 TO 48. HIGHS  
65 TO 73.  
 
 
 
MTZ316-131000-  
GATES OF THE MOUNTAINS-  
INCLUDING THE CITIES OF CANYON CREEK, WOLF CREEK, AND CRAIG  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH  
WINDS UP TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 62 TO 68. NORTH WINDS UP TO 10 MPH. GUSTS UP  
TO 25 MPH IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 40S. WEST  
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 15 MPH WITH GUSTS TO AROUND 45 MPH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY  
BREEZY. MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
MOSTLY SUNNY. HIGHS 55 TO 61. WEST WINDS 15 TO 25 MPH WITH GUSTS  
TO AROUND 45 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHWEST  
WINDS UP TO 10 MPH. GUSTS UP TO 30 MPH IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HIGHS 59 TO 65.    
TUESDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE MID 40S. CHANCE OF SHOWERS 40 PERCENT.    
WEDNESDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE MORNING. HIGHS 57 TO 63.    
WEDNESDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS 43 TO 48.  
HIGHS 67 TO 77.  
 
 
 
MTZ317-131000-  
LITTLE BELT AND HIGHWOOD MOUNTAINS-  
INCLUDING THE CITIES OF MONARCH, NEIHART, AND KINGS HILL PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS 36 TO 42. EAST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 35 MPH.    
SUNDAY  
WARMER, SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 62 TO 68. SOUTH WINDS 5 TO 15 MPH WITH GUSTS  
TO AROUND 45 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN  
SHOWERS AND SNOW SHOWERS AFTER MIDNIGHT. LOWS 35 TO 43. WEST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 40 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY  
WINDY. MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SNOW  
SHOWERS LIKELY IN THE MORNING, THEN CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS 46 TO 56. WEST WINDS 15 TO 30 MPH WITH GUSTS TO  
AROUND 50 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 33 TO 41. WEST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH SHIFTING TO THE SOUTHWEST  
AFTER MIDNIGHT.    
TUESDAY  
NOT AS COOL. MOSTLY SUNNY. HIGHS 54 TO 62.    
TUESDAY NIGHT  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. LOWS 37 TO 43. CHANCE OF SHOWERS 40 PERCENT.    
WEDNESDAY  
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS 52 TO 60.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS  
37 TO 47. HIGHS 61 TO 69.    
FRIDAY  
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS 61 TO 69.    
FRIDAY NIGHT  
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. LOWS 43 TO 49.    
SATURDAY  
SUNNY. HIGHS 65 TO 73.  
 
 
 
MTZ318-131000-  
SNOWY AND JUDITH MOUNTAINS-  
922 PM MDT SAT SEP 12 2026  
 
...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY  
AFTERNOON...  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS IN THE UPPER 30S. SOUTHEAST WINDS 5 TO 10 MPH WITH  
GUSTS TO AROUND 30 MPH.    
SUNDAY  
WARMER, SUNNY. HIGHS 63 TO 69. SOUTHEAST WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 40 MPH.    
SUNDAY NIGHT  
BREEZY. PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. LOWS 39 TO 45. SOUTHWEST WINDS 10 TO  
15 MPH SHIFTING TO THE WEST 15 TO 25 MPH AFTER MIDNIGHT. GUSTS UP  
TO 50 MPH. CHANCE OF SHOWERS 50 PERCENT.    
MONDAY  
WINDY. PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE MORNING. HIGHS 49 TO 57. WEST WINDS 15 TO 30 MPH  
WITH GUSTS TO AROUND 55 MPH.    
MONDAY NIGHT  
BREEZY. MOSTLY CLEAR. LOWS IN THE UPPER 30S.  
NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 50 MPH BECOMING  
SOUTHWEST 5 TO 10 MPH WITH GUSTS TO AROUND 30 MPH AFTER MIDNIGHT.   
TUESDAY  
MOSTLY SUNNY. HIGHS 56 TO 62.    
TUESDAY NIGHT AND WEDNESDAY  
MOSTLY CLOUDY. A 20 PERCENT CHANCE  
OF RAIN SHOWERS. LOWS IN THE LOWER 40S. HIGHS 54 TO 60.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN  
THE LOWER 40S. HIGHS 63 TO 71.    
FRIDAY  
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS 64 TO 70.    
FRIDAY NIGHT  
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN SHOWERS  
IN THE EVENING. LOWS IN THE UPPER 40S.    
SATURDAY  
SUNNY. HIGHS 66 TO 74.  
 
 
 
MTZ319-131000-  
HELENA VALLEY-  
INCLUDING THE CITY OF HELENA  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 40S.  
NORTHWEST WINDS UP TO 15 MPH.    
SUNDAY  
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A 20 PERCENT  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 70S.  
NORTHWEST WINDS UP TO 10 MPH. GUSTS UP TO 25 MPH IN THE  
AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF  
RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS 10 TO 15 MPH SHIFTING TO THE SOUTHWEST 5 TO 10 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY  
WINDY. MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS 15 TO  
20 MPH SHIFTING TO THE WEST 15 TO 30 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WEST WINDS  
UP TO 5 MPH. GUSTS UP TO 30 MPH IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 40S.    
WEDNESDAY  
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN  
THE MID 60S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN  
THE MID 40S. HIGHS IN THE MID 70S.    
FRIDAY  
SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN THE  
MORNING. HIGHS IN THE MID 70S.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 40S.  
HIGHS IN THE UPPER 70S.  
 
 
TEMPERATURE / PRECIPITATION  
 
HELENA 43 71 44 63 / 0 20 50 10  
 
 
 
MTZ320-131000-  
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-  
INCLUDING THE CITIES OF TRIDENT, MAUDLOW, BATTLE RIDGE PASS,  
BOZEMAN PASS, AND DEEP CREEK PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS AROUND 40. EAST WINDS  
10 TO 15 MPH. GUSTS UP TO 30 MPH INCREASING TO 40 MPH AFTER  
MIDNIGHT.    
SUNDAY  
SUNNY. HIGHS 61 TO 71. SOUTHEAST WINDS 5 TO 15 MPH WITH  
GUSTS TO AROUND 45 MPH SHIFTING TO THE SOUTH WITH GUSTS TO AROUND  
35 MPH IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. LOWS 36 TO 42. WEST WINDS 5 TO 15 MPH.  
GUSTS UP TO 35 MPH INCREASING TO 55 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY  
BREEZY. MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS AND  
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING, THEN MOSTLY SUNNY  
IN THE AFTERNOON. HIGHS 48 TO 58. WEST WINDS 15 TO 25 MPH WITH  
GUSTS TO AROUND 70 MPH. CHANCE OF PRECIPITATION 40 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 50 MPH SHIFTING TO THE  
SOUTHEAST UP TO 5 MPH AFTER MIDNIGHT.    
TUESDAY  
WARMER, SUNNY. HIGHS 55 TO 65.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A 20 PERCENT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS  
AROUND 40.    
WEDNESDAY  
MOSTLY SUNNY. HIGHS 53 TO 63.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS AROUND 40.  
HIGHS 61 TO 71.    
THURSDAY NIGHT  
MOSTLY CLEAR WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE MID 40S.    
FRIDAY  
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS 61 TO 71.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 40S.  
HIGHS 65 TO 73.  
 
 
 
MTZ321-131000-  
MEAGHER COUNTY VALLEYS-  
INCLUDING THE CITIES OF MARTINSDALE, CHECKERBOARD, RINGLING,  
AND WHITE SULPHUR SPRINGS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S.  
NORTHEAST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
SUNDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 30S. WEST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY  
WINDY, COOLER. PARTLY SUNNY. A 50 PERCENT CHANCE OF  
RAIN SHOWERS IN THE MORNING. HIGHS IN THE MID 50S. WEST WINDS  
15 TO 30 MPH WITH GUSTS TO AROUND 60 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 45 MPH BECOMING SOUTH UP TO  
5 MPH AFTER MIDNIGHT.    
TUESDAY THROUGH WEDNESDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER  
60S. LOWS IN THE UPPER 30S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS  
AROUND 40. HIGHS AROUND 70.    
FRIDAY  
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 40S.  
HIGHS IN THE LOWER 70S.  
 
 
 
MTZ322-131000-  
ELKHORN AND BOULDER MOUNTAINS-  
INCLUDING THE CITIES OF MONTANA CITY, CLANCY, BOULDER, CORBIN,  
WICKES, ELK PARK PASS, AND HOMESTAKE PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS 35 TO 43. NORTHEAST WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY  
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 60 TO 70. SOUTHEAST WINDS UP TO 10 MPH  
SHIFTING TO THE WEST WITH GUSTS TO AROUND 30 MPH IN THE  
AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS  
33 TO 41. WEST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 40 MPH.  
CHANCE OF SHOWERS 50 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS 48 TO 58. WEST WINDS 15 TO 20 MPH  
WITH GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 31 TO 39. NORTHWEST WINDS 5 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING TO THE WEST UP TO  
5 MPH AFTER MIDNIGHT.    
TUESDAY  
NOT AS COOL. MOSTLY SUNNY. HIGHS 54 TO 64.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A 20 PERCENT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS  
35 TO 43.    
WEDNESDAY  
MOSTLY SUNNY. HIGHS 53 TO 61.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLEAR. LOWS  
35 TO 46. HIGHS 61 TO 71.    
FRIDAY  
SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS. HIGHS  
63 TO 71.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS 41 TO 47. HIGHS  
65 TO 73.  
 
 
 
MTZ323-131000-  
CANYON FERRY AREA-  
INCLUDING THE CITIES OF TOSTON, TOWNSEND, AND WINSTON  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTH WINDS UP TO  
10 MPH SHIFTING TO THE SOUTHWEST WITH GUSTS TO AROUND 30 MPH IN  
THE AFTERNOON.    
SUNDAY NIGHT  
BREEZY. 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. NORTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH BECOMING WEST 5 TO  
15 MPH WITH GUSTS TO AROUND 35 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY  
BREEZY, COOLER. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
RAIN SHOWERS IN THE MORNING. HIGHS IN THE LOWER 60S. SOUTHWEST  
WINDS 10 TO 15 MPH SHIFTING TO THE WEST 10 TO 25 MPH IN THE  
AFTERNOON. GUSTS UP TO 40 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 37 TO 43. NORTHWEST WINDS 5 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING TO THE EAST UP TO  
5 MPH AFTER MIDNIGHT.    
TUESDAY THROUGH WEDNESDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER  
60S. LOWS 41 TO 47.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS 39 TO 45.  
HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT AND FRIDAY  
MOSTLY CLEAR. A 20 PERCENT CHANCE OF  
RAIN SHOWERS. LOWS 42 TO 48. HIGHS IN THE MID 70S.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS 44 TO 50. HIGHS  
IN THE MID 70S.  
 
 
 
MTZ324-131000-  
MISSOURI HEADWATERS-  
INCLUDING THE CITIES OF HARRISON, THREE FORKS, WILLOW CREEK,  
PONY, AND WHITEHALL  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. PATCHY FOG EARLY IN THE MORNING. LOWS IN THE LOWER 40S.  
NORTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
SUNDAY  
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 70S. EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTHWEST WITH  
GUSTS TO AROUND 30 MPH IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN  
THE LOWER 40S. WEST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND  
35 MPH. CHANCE OF SHOWERS 50 PERCENT.    
MONDAY  
BREEZY, COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.  
WEST WINDS 10 TO 25 MPH WITH GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS UP TO 10 MPH. GUSTS UP TO 30 MPH IN THE EVENING.    
TUESDAY  
SUNNY. HIGHS IN THE UPPER 60S.    
TUESDAY NIGHT AND WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER  
40S. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER  
40S. HIGHS IN THE MID 70S.    
THURSDAY NIGHT AND FRIDAY  
MOSTLY CLEAR. A 20 PERCENT CHANCE OF  
RAIN SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 40S.  
HIGHS IN THE UPPER 70S.  
 
 
 
MTZ325-131000-  
MADISON RIVER VALLEY-  
INCLUDING THE CITIES OF CAMERON, ENNIS, JEFFERS, MCALLISTER,  
AND NORRIS  
922 PM MDT SAT SEP 12 2026  
 
...HIGH WIND WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY  
EVENING...  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. PATCHY FOG EARLY IN THE MORNING. LOWS IN THE LOWER 40S.  
NORTH WINDS UP TO 10 MPH.    
SUNDAY  
WINDY, SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 70S. EAST WINDS UP TO 5 MPH WITH GUSTS TO AROUND 35 MPH  
INCREASING TO SOUTH 25 TO 35 MPH IN THE AFTERNOON.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. LOWS  
35 TO 41. WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH  
SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY  
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHWEST  
WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.    
TUESDAY  
SUNNY. HIGHS IN THE UPPER 60S.    
TUESDAY NIGHT AND WEDNESDAY  
PARTLY CLOUDY. LOWS 37 TO 43.  
HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS AROUND 40.  
HIGHS IN THE MID 70S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE MID 40S.    
FRIDAY  
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 40S.    
SATURDAY  
SUNNY. HIGHS IN THE UPPER 70S.  
 
 
 
MTZ326-131000-  
GALLATIN VALLEY-  
INCLUDING THE CITIES OF BOZEMAN AND GALLATIN GATEWAY  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS IN THE LOWER 40S. NORTHEAST WINDS 5 TO 10 MPH WITH  
GUSTS TO AROUND 30 MPH.    
SUNDAY  
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS UP TO  
10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON. GUSTS UP TO  
35 MPH.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. LOWS AROUND 40. WEST WINDS 15 TO 20 MPH WITH  
GUSTS TO AROUND 35 MPH BECOMING SOUTHWEST 5 TO 10 MPH WITH GUSTS  
TO AROUND 25 MPH AFTER MIDNIGHT. CHANCE OF SHOWERS 50 PERCENT.    
MONDAY  
BREEZY, COOLER. MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE WEST 15 TO 25 MPH IN  
THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING TO THE SOUTHEAST  
UP TO 5 MPH AFTER MIDNIGHT.    
TUESDAY  
SUNNY. HIGHS IN THE UPPER 60S.    
TUESDAY NIGHT AND WEDNESDAY  
PARTLY CLOUDY. LOWS AROUND 40.  
HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS AROUND 40.  
HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE MID 40S.    
FRIDAY  
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 40S.  
HIGHS IN THE UPPER 70S.  
 
 
TEMPERATURE / PRECIPITATION  
 
BOZEMAN AIRPORT 41 78 40 64 / 0 0 70 10  
BOZEMAN MSU 40 78 38 64 / 0 0 70 10  
 
 
 
MTZ330-131000-  
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-  
INCLUDING THE CITIES OF BIG SKY, WEST YELLOWSTONE, TARGHEE PASS,  
AND RAYNOLDS PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. LOWS 39 TO 45. SOUTHEAST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
SUNDAY  
WINDY, SUNNY. HIGHS 59 TO 71. SOUTHEAST WINDS 5 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH INCREASING TO SOUTH 15 TO  
30 MPH WITH GUSTS TO AROUND 55 MPH IN THE AFTERNOON.    
SUNDAY NIGHT  
COLDER. PARTLY CLOUDY. LOWS 31 TO 37. SOUTHWEST  
WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 50 MPH SHIFTING TO THE  
WEST 5 TO 10 MPH WITH GUSTS TO AROUND 35 MPH AFTER MIDNIGHT.    
MONDAY  
SUNNY. HIGHS 49 TO 59. WEST WINDS 10 TO 15 MPH WITH  
GUSTS TO AROUND 40 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 31 TO 37. NORTHWEST WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING TO THE SOUTHEAST  
AFTER MIDNIGHT.    
TUESDAY  
SUNNY. HIGHS 54 TO 64.    
TUESDAY NIGHT AND WEDNESDAY  
PARTLY CLOUDY. LOWS 33 TO 39.  
HIGHS 52 TO 64.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS 34 TO 40.  
HIGHS 58 TO 68.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS 37 TO 43.    
FRIDAY  
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS 59 TO 69. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLEAR. LOWS 39 TO 45. HIGHS  
61 TO 71.  
 
 
TEMPERATURE / PRECIPITATION  
 
WEST YELLOWSTONE 36 70 26 60 / 0 0 20 0  
 
 
 
MTZ327-131000-  
NORTHWEST BEAVERHEAD COUNTY-  
INCLUDING THE CITIES OF DEWEY, WISDOM, WISE RIVER, BIG HOLE PASS,  
AND CHIEF JOSEPH PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS 37 TO 43. EAST WINDS UP TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH.    
SUNDAY  
BREEZY, SUNNY. HIGHS 56 TO 66. SOUTH WINDS 5 TO 15 MPH  
SHIFTING TO THE SOUTHWEST 10 TO 25 MPH IN THE AFTERNOON. GUSTS UP  
TO 45 MPH.    
SUNDAY NIGHT  
COLDER. PARTLY CLOUDY. LOWS 28 TO 34. WEST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 40 MPH.    
MONDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 47 TO  
57. WEST WINDS 10 TO 15 MPH. GUSTS UP TO 40 MPH DECREASING TO  
30 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 27 TO 35. NORTHWEST WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.    
TUESDAY  
NOT AS COOL. SUNNY. HIGHS 54 TO 64.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 31 TO 37.    
WEDNESDAY  
MOSTLY SUNNY. HIGHS 54 TO 62.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS 31 TO 39.  
HIGHS 59 TO 69.    
THURSDAY NIGHT  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING. LOWS 34 TO 42.    
FRIDAY THROUGH SATURDAY  
MOSTLY CLEAR. HIGHS 60 TO 72. LOWS  
36 TO 44.  
 
 
 
MTZ328-131000-  
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-  
INCLUDING THE CITIES OF BANNACK, DILLON, GLEN, AND WATERLOO  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS IN THE LOWER 40S. NORTHEAST WINDS UP TO 10 MPH  
WITH GUSTS TO AROUND 35 MPH.    
SUNDAY  
BREEZY, SUNNY. HIGHS 70 TO 76. SOUTHEAST WINDS UP TO  
10 MPH INCREASING TO SOUTHWEST 15 TO 25 MPH IN THE AFTERNOON.  
GUSTS UP TO 45 MPH.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WEST WINDS  
15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH AFTER MIDNIGHT.   
MONDAY  
MOSTLY SUNNY. HIGHS 60 TO 66. WEST WINDS 10 TO 15 MPH.  
GUSTS UP TO 40 MPH DECREASING TO 30 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS 5 TO 15 MPH SHIFTING TO THE SOUTH UP TO 5 MPH AFTER  
MIDNIGHT.    
TUESDAY  
SUNNY. HIGHS 65 TO 71.    
TUESDAY NIGHT AND WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER  
30S. HIGHS 63 TO 69.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS IN THE UPPER  
30S. HIGHS 69 TO 75.    
THURSDAY NIGHT  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING. LOWS IN THE LOWER 40S.    
FRIDAY THROUGH SATURDAY  
MOSTLY CLEAR. HIGHS 70 TO 78. LOWS IN  
THE MID 40S.  
 
 
TEMPERATURE / PRECIPITATION  
 
DILLON 41 76 37 65 / 0 0 10 0  
 
 
 
MTZ329-131000-  
RUBY MOUNTAINS AND SOUTHERN BEAVERHEAD MOUNTAINS-  
INCLUDING THE CITY OF MONIDA PASS  
922 PM MDT SAT SEP 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS IN THE MID 40S. SOUTHEAST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH.    
SUNDAY  
WINDY, SUNNY. HIGHS 62 TO 70. SOUTH WINDS 5 TO 15 MPH  
INCREASING TO SOUTHWEST 20 TO 30 MPH IN THE AFTERNOON. GUSTS UP  
TO 50 MPH.    
SUNDAY NIGHT  
BREEZY, COLDER. MOSTLY CLEAR. LOWS IN THE MID  
30S. WEST WINDS 10 TO 25 MPH WITH GUSTS TO AROUND 45 MPH  
DECREASING TO 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH AFTER  
MIDNIGHT.    
MONDAY  
SUNNY. HIGHS 53 TO 61. WEST WINDS 5 TO 15 MPH WITH  
GUSTS TO AROUND 35 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS 5 TO 15 MPH SHIFTING TO THE SOUTHEAST UP TO 5 MPH AFTER  
MIDNIGHT.    
TUESDAY  
SUNNY. HIGHS 58 TO 66.    
TUESDAY NIGHT AND WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER  
30S. HIGHS 57 TO 65.    
WEDNESDAY NIGHT AND THURSDAY  
MOSTLY CLEAR. LOWS IN THE UPPER  
30S. HIGHS 62 TO 70.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 40S.    
FRIDAY THROUGH SATURDAY  
MOSTLY CLEAR. HIGHS 62 TO 72. LOWS IN  
THE LOWER 40S.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
Main Text Page