237  
FPUS55 KTFX 120437  
ZFPTFX  
 
ZONE FORECAST PRODUCT FOR CENTRAL AND SOUTHWEST MONTANA  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
1037 PM MDT MON MAY 11 2026  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR THE REST OF TONIGHT, TUESDAY, TUESDAY NIGHT, AND  
WEDNESDAY.  
 
MTZ301-121000-  
EAST GLACIER PARK REGION-  
INCLUDING THE CITIES OF EAST GLACIER PARK, KIOWA, BABB,  
SAINT MARY, MARIAS PASS, AND LOGAN PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS 34 TO 40. WEST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.    
TUESDAY
 
WARMER, SUNNY. HIGHS 59 TO 73. SOUTH WINDS UP TO  
15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 42 TO 48. SOUTH WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
WINDY. PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 60 TO 74.  
SOUTH WINDS 5 TO 15 MPH INCREASING TO SOUTHWEST 15 TO 30 MPH IN  
THE AFTERNOON. GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY, COLDER. RAIN SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS  
AND SNOW SHOWERS AFTER MIDNIGHT. LOWS 35 TO 41. SOUTHWEST WINDS  
20 TO 35 MPH. GUSTS UP TO 50 MPH INCREASING TO 65 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY. SNOW SHOWERS LIKELY AND  
CHANCE OF RAIN SHOWERS IN THE MORNING, THEN CHANCE OF RAIN  
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. LIGHT SNOW  
ACCUMULATIONS. HIGHS 41 TO 53. CHANCE OF PRECIPITATION  
70 PERCENT.    
THURSDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 32 TO 38.    
FRIDAY
 
WINDY. MOSTLY SUNNY. SLIGHT CHANCE OF SNOW IN THE  
MORNING, THEN CHANCE OF SNOW AND SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 43 TO 53. CHANCE OF PRECIPITATION 30 PERCENT.    
FRIDAY NIGHT
 
BREEZY. PARTLY CLOUDY WITH CHANCE OF SNOW AND  
SLIGHT CHANCE OF RAIN. LOWS 29 TO 35. CHANCE OF PRECIPITATION  
50 PERCENT.    
SATURDAY THROUGH SUNDAY
 
WINDY. MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF SNOW AND RAIN. HIGHS 38 TO 48. LOWS 26 TO 32.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND  
SNOW IN THE EVENING. LOWS 26 TO 32.    
MONDAY
 
NOT AS COOL. MOSTLY SUNNY. HIGHS 45 TO 55.  
 

 
 
MTZ307-121000-  
SOUTHERN ROCKY MOUNTAIN FRONT-  
INCLUDING THE CITY OF ROGERS PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS 33 TO 39. NORTHWEST WINDS  
UP TO 5 MPH.    
TUESDAY
 
WARMER, SUNNY. HIGHS 60 TO 72. SOUTHEAST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 43 TO 49. SOUTH WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 62 TO 76.  
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 30 MPH  
INCREASING TO 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY, COLDER. RAIN SHOWERS LIKELY WITH  
POSSIBLE SNOW SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN RAIN  
SHOWERS AND SNOW SHOWERS LIKELY AFTER MIDNIGHT. LOWS 33 TO 41.  
WEST WINDS 15 TO 30 MPH WITH GUSTS TO AROUND 50 MPH INCREASING TO  
25 TO 35 MPH WITH GUSTS TO AROUND 70 MPH AFTER MIDNIGHT. CHANCE  
OF PRECIPITATION 90 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY. CHANCE OF SNOW SHOWERS  
AND RAIN SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN  
SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS 40 TO 52. CHANCE  
OF PRECIPITATION 50 PERCENT.    
THURSDAY NIGHT
 
WINDY. MOSTLY CLEAR. LOWS 30 TO 36.    
FRIDAY
 
BREEZY, SUNNY. A 20 PERCENT CHANCE OF SNOW IN THE  
MORNING. HIGHS 44 TO 56.    
FRIDAY NIGHT THROUGH SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY WITH  
A 20 PERCENT CHANCE OF SNOW. LOWS 25 TO 35. HIGHS 40 TO 50.    
SUNDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN CHANCE OF SNOW AND RAIN IN THE AFTERNOON. HIGHS 40 TO 50.  
CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. LOWS  
26 TO 32.    
MONDAY
 
NOT AS COOL. MOSTLY SUNNY. HIGHS 46 TO 56.  
 

 
 
MTZ302-121000-  
NORTHERN HIGH PLAINS-  
INCLUDING THE CITIES OF BROWNING, HEART BUTTE, AND DUPUYER  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS UP TO 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH  
SHIFTING TO THE SOUTHEAST 10 TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO 15 MPH  
WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY
 
WINDY. PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80.  
SOUTH WINDS 5 TO 10 MPH INCREASING TO SOUTHWEST 15 TO 30 MPH IN  
THE AFTERNOON. GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION  
40 PERCENT.    
WEDNESDAY NIGHT
 
VERY WINDY. RAIN SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY  
AFTER MIDNIGHT. LOWS IN THE LOWER 40S. WEST WINDS 20 TO 35 MPH  
WITH GUSTS TO AROUND 50 MPH INCREASING TO 30 TO 40 MPH WITH GUSTS  
TO AROUND 60 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
70 PERCENT.    
THURSDAY
 
VERY WINDY. MUCH COOLER. MOSTLY SUNNY. CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF SHOWERS 50 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
WINDY. MOSTLY CLEAR. LOWS IN THE  
UPPER 30S. HIGHS IN THE UPPER 50S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
SATURDAY
 
WINDY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN AND  
SNOW IN THE AFTERNOON. HIGHS IN THE LOWER 50S.    
SATURDAY NIGHT
 
WINDY. PARTLY CLOUDY WITH CHANCE OF SNOW AND  
SLIGHT CHANCE OF RAIN IN THE EVENING, THEN MOSTLY CLOUDY WITH  
SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS IN THE LOWER  
30S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
BREEZY. PARTLY SUNNY WITH A 50 PERCENT CHANCE OF SNOW  
AND RAIN. HIGHS IN THE LOWER 50S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.  
 

 
 
MTZ308-121000-  
SOUTHERN HIGH PLAINS-  
INCLUDING THE CITIES OF BYNUM, CHOTEAU, AND PENDROY  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS UP TO 5 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S.  
SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH INCREASING  
TO SOUTHWEST 15 TO 20 MPH WITH GUSTS TO AROUND 35 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST WINDS  
20 TO 35 MPH. GUSTS UP TO 50 MPH INCREASING TO 65 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
VERY WINDY. MUCH COOLER. MOSTLY SUNNY WITH A  
20 PERCENT CHANCE OF RAIN SHOWERS. HIGHS AROUND 60.    
THURSDAY NIGHT AND FRIDAY
 
WINDY. MOSTLY CLEAR. LOWS AROUND 40.  
HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
BREEZY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE UPPER 50S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE  
EVENING, THEN SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS  
IN THE MID 30S. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE MID  
50S. CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
EVENING. LOWS IN THE MID 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
MTZ303-121000-  
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-  
INCLUDING THE CITIES OF CUT BANK, ETHRIDGE, AND SANTA RITA  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHEAST  
WINDS UP TO 10 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH  
INCREASING TO 15 TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY
 
BREEZY. PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE  
LOWER 80S. SOUTHEAST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTH  
15 TO 25 MPH IN THE AFTERNOON. GUSTS UP TO 40 MPH. CHANCE OF  
PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST WINDS  
20 TO 35 MPH. GUSTS UP TO 55 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY
 
VERY WINDY. COOLER. PARTLY SUNNY. CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF SHOWERS 50 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
WINDY. MOSTLY CLEAR. LOWS AROUND 40.  
HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
WINDY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE UPPER 50S.    
SATURDAY NIGHT AND SUNDAY
 
WINDY. MOSTLY CLOUDY. A 40 PERCENT  
CHANCE OF RAIN AND SNOW. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
CUT BANK 38 76 46 82 / 0 0 0 30  
 

 
 
MTZ304-121000-  
EASTERN TOOLE AND LIBERTY-  
INCLUDING THE CITIES OF DEVON, SHELBY, CHESTER, GALATA, JOPLIN,  
LOTHAIR, AND WHITLASH  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS AROUND 40. NORTH  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
5 MPH INCREASING TO 10 TO 15 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST WINDS 5 TO  
15 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 82 TO 88.  
SOUTHEAST WINDS 10 TO 20 MPH. GUSTS UP TO 45 MPH DECREASING TO  
35 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST  
WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY WITH A 50 PERCENT CHANCE  
OF RAIN SHOWERS. HIGHS IN THE MID 60S.    
THURSDAY NIGHT AND FRIDAY
 
WINDY. MOSTLY CLEAR. LOWS IN THE  
LOWER 40S. HIGHS IN THE MID 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
BREEZY. MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF  
RAIN. HIGHS IN THE UPPER 50S.    
SATURDAY NIGHT AND SUNDAY
 
BREEZY. MOSTLY CLOUDY. A 40 PERCENT  
CHANCE OF RAIN AND SNOW. LOWS IN THE MID 30S. HIGHS 52 TO 58.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.  
HIGHS IN THE MID 60S.  
 

 
 
MTZ305-121000-  
HILL COUNTY-  
INCLUDING THE CITY OF HAVRE  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS IN THE UPPER 30S.  
NORTHWEST WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS UP TO 5 MPH  
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS 5 TO 15 MPH.    
WEDNESDAY
 
WARMER. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 90. EAST WINDS 5 TO  
15 MPH SHIFTING TO THE SOUTHEAST 15 TO 20 MPH IN THE AFTERNOON.  
GUSTS UP TO 35 MPH.    
WEDNESDAY NIGHT
 
WINDY. MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF  
RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS 15 TO 30 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. PARTLY SUNNY. RAIN SHOWERS LIKELY  
IN THE MORNING, THEN CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
HIGHS IN THE UPPER 60S. CHANCE OF SHOWERS 70 PERCENT.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS  
IN THE LOWER 40S. HIGHS IN THE UPPER 60S.    
SATURDAY
 
BREEZY. MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF  
RAIN. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN. LOWS IN THE MID 30S.    
SUNDAY
 
WINDY. PARTLY SUNNY WITH A 50 PERCENT CHANCE OF RAIN.  
HIGHS IN THE UPPER 50S.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.  
HIGHS IN THE MID 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
HAVRE 38 78 47 92 / 0 0 0 20  
 

 
 
MTZ306-121000-  
NORTHERN BLAINE COUNTY-  
INCLUDING THE CITIES OF CHINOOK, ZURICH, HARLEM, HOGELAND,  
AND FORT BELKNAP  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS IN THE UPPER 30S.  
NORTHWEST WINDS 5 TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY, WARMER. MOSTLY SUNNY. HIGHS IN THE UPPER 80S.  
SOUTHEAST WINDS 15 TO 35 MPH WITH GUSTS TO AROUND 50 MPH.    
WEDNESDAY NIGHT
 
WINDY. MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE  
OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTH  
WINDS 15 TO 30 MPH SHIFTING TO THE WEST 20 TO 30 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 70 PERCENT.    
THURSDAY
 
VERY WINDY. COOLER. PARTLY SUNNY WITH A 50 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN IN THE EVENING. LOWS IN THE MID 40S.    
FRIDAY
 
WINDY, SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 40.    
SATURDAY
 
BREEZY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE MID 60S.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN THE MID  
30S. CHANCE OF RAIN 30 PERCENT.    
SUNDAY
 
WINDY. PARTLY SUNNY WITH A 40 PERCENT CHANCE OF RAIN.  
HIGHS IN THE UPPER 50S.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.  
HIGHS IN THE MID 60S.  
 

 
 
MTZ309-121000-  
EASTERN PONDERA AND EASTERN TETON-  
INCLUDING THE CITIES OF BRADY, CONRAD, AND LEDGER  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. NORTHEAST WINDS  
UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHEAST WINDS UP TO 10 MPH.   
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S.  
SOUTHEAST WINDS UP TO 10 MPH SHIFTING TO THE SOUTH WITH GUSTS TO  
AROUND 30 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST WINDS  
20 TO 30 MPH. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. PARTLY SUNNY. CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF SHOWERS 40 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS AROUND 40. HIGHS  
IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS AROUND 60.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE  
EVENING, THEN SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS  
IN THE MID 30S. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY
 
BREEZY. PARTLY SUNNY. CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE UPPER  
50S. CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.  
HIGHS IN THE MID 60S.  
 

 
 
MTZ310-121000-  
WESTERN AND CENTRAL CHOUTEAU COUNTY-  
INCLUDING THE CITIES OF FLOWEREE, CARTER, AND FORT BENTON  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHEAST  
WINDS UP TO 10 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS UP TO 5 MPH  
SHIFTING TO THE SOUTHEAST 5 TO 15 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. EAST WINDS 5 TO  
15 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WARMER. PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 90.  
SOUTHEAST WINDS 5 TO 20 MPH. GUSTS UP TO 40 MPH IN THE MORNING.  
CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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  
15 TO 30 MPH. GUSTS UP TO 40 MPH INCREASING TO 50 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. PARTLY SUNNY WITH A 50 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS IN THE MID 40S.    
FRIDAY
 
BREEZY, SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT AND SUNDAY
 
BREEZY. MOSTLY CLOUDY. A 40 PERCENT  
CHANCE OF RAIN. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S.  
HIGHS IN THE MID 60S.  
 

 
 
MTZ311-121000-  
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-  
INCLUDING THE CITY OF ROCKY BOY  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS IN THE LOWER 40S.  
NORTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO  
THE WEST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS 71 TO 77. WEST WINDS UP TO 5 MPH SHIFTING  
TO THE SOUTHEAST IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
BREEZY, WARMER. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 84 TO 90. SOUTHEAST WINDS  
10 TO 25 MPH WITH GUSTS TO AROUND 40 MPH.    
WEDNESDAY NIGHT
 
WINDY. MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE  
OF RAIN SHOWERS AFTER MIDNIGHT. LOWS AROUND 50. SOUTHWEST WINDS  
15 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. CHANCE OF PRECIPITATION  
70 PERCENT.    
THURSDAY
 
VERY WINDY. COOLER. PARTLY SUNNY WITH A 50 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS 63 TO 69.    
THURSDAY NIGHT
 
WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN IN THE EVENING. LOWS IN THE MID 40S.    
FRIDAY
 
WINDY, SUNNY. HIGHS 63 TO 69.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 60 TO 66.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY. CHANCE OF RAIN IN THE  
EVENING, THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS IN THE  
UPPER 30S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
WINDY. PARTLY SUNNY. CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 53 TO 59.  
CHANCE OF PRECIPITATION 50 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S.  
HIGHS 60 TO 66.  
 

 
 
MTZ312-121000-  
CASCADE COUNTY BELOW 5000FT-  
INCLUDING THE CITY OF GREAT FALLS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WINDS  
5 TO 10 MPH SHIFTING TO THE SOUTH WITH GUSTS TO AROUND 30 MPH  
AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S.  
SOUTH WINDS UP TO 10 MPH INCREASING TO 10 TO 20 MPH IN THE  
AFTERNOON. GUSTS UP TO 35 MPH. CHANCE OF PRECIPITATION  
40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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  
15 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. PARTLY SUNNY. CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF SHOWERS 40 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
WINDY. MOSTLY CLEAR. LOWS IN THE  
LOWER 40S. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
BREEZY. PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY. CHANCE OF RAIN IN THE  
EVENING, THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS IN THE  
UPPER 30S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
BREEZY. PARTLY SUNNY. CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE UPPER  
50S. CHANCE OF PRECIPITATION 50 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
EVENING. LOWS IN THE MID 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
GREAT FALLS ARPT 43 79 50 89 / 0 0 0 30  
 

 
 
MTZ313-121000-  
JUDITH BASIN COUNTY AND JUDITH GAP-  
INCLUDING THE CITIES OF RAYNESFORD, GEYSER, STANFORD, WINDHAM,  
BENCHLAND, HOBSON, AND MOCCASIN  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS IN THE LOWER 40S.  
NORTH WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST AFTER  
MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
10 MPH INCREASING TO 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH IN  
THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
BREEZY, WARMER. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. SOUTH WINDS  
10 TO 25 MPH WITH GUSTS TO AROUND 45 MPH.    
WEDNESDAY NIGHT
 
WINDY. 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. SOUTHWEST  
WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH SHIFTING TO THE  
WEST 20 TO 35 MPH WITH GUSTS TO AROUND 50 MPH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
VERY WINDY. MUCH COOLER. PARTLY SUNNY WITH A  
40 PERCENT CHANCE OF RAIN SHOWERS. HIGHS IN THE LOWER 60S.    
THURSDAY NIGHT
 
WINDY. MOSTLY CLEAR. A 20 PERCENT CHANCE OF  
RAIN IN THE EVENING. LOWS IN THE LOWER 40S.    
FRIDAY
 
WINDY, SUNNY. HIGHS IN THE MID 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE LOWER 40S.    
SATURDAY
 
BREEZY. PARTLY SUNNY. A 40 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY. CHANCE OF RAIN IN THE  
EVENING, THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS IN THE  
MID 30S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
WINDY. PARTLY SUNNY. CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN SHOWERS, SNOW SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S.  
CHANCE OF PRECIPITATION 50 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER  
30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
MTZ314-121000-  
FERGUS COUNTY BELOW 4500FT-  
INCLUDING THE CITIES OF HILGER AND LEWISTOWN  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS IN THE LOWER 40S.  
NORTH WINDS UP TO 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY
 
BREEZY, WARMER. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. SOUTHEAST  
WINDS 10 TO 15 MPH INCREASING TO 15 TO 25 MPH IN THE AFTERNOON.  
GUSTS UP TO 40 MPH.    
WEDNESDAY NIGHT
 
WINDY. MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF  
RAIN SHOWERS AFTER MIDNIGHT. LOWS 48 TO 54. SOUTHWEST WINDS 15 TO  
25 MPH SHIFTING TO THE WEST 20 TO 30 MPH AFTER MIDNIGHT. CHANCE  
OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
VERY WINDY. COOLER. PARTLY SUNNY WITH A 40 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS 64 TO 70.    
THURSDAY NIGHT AND FRIDAY
 
WINDY. MOSTLY CLEAR. LOWS 42 TO 48.  
HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE MID 40S.    
SATURDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 40 PERCENT CHANCE  
OF RAIN. LOWS IN THE UPPER 30S.    
SUNDAY
 
WINDY. PARTLY SUNNY. CHANCE OF SNOW AND SLIGHT CHANCE  
OF RAIN IN THE MORNING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 54 TO 60. CHANCE  
OF PRECIPITATION 40 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S.  
HIGHS IN THE MID 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
LEWISTOWN 39 74 46 88 / 0 0 0 20  
 

 
 
MTZ315-121000-  
UPPER BLACKFOOT AND MACDONALD PASS-  
INCLUDING THE CITIES OF MARYSVILLE, LINCOLN, FLESHER PASS,  
AND MACDONALD PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS UP TO 5 MPH.    
TUESDAY
 
WARMER, SUNNY. HIGHS 68 TO 78. EAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS  
UP TO 5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT. GUSTS UP TO  
20 MPH.    
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 70 TO 80. SOUTH  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH SHIFTING TO THE  
SOUTHWEST WITH GUSTS TO AROUND 40 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY, COLDER. 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  
37 TO 43. WEST WINDS 15 TO 30 MPH. GUSTS UP TO 45 MPH INCREASING  
TO 55 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. MOSTLY SUNNY WITH A 20 PERCENT CHANCE  
OF RAIN SHOWERS AND SNOW SHOWERS. HIGHS 47 TO 57.    
THURSDAY NIGHT AND FRIDAY
 
BREEZY. MOSTLY CLEAR. LOWS IN THE  
MID 30S. HIGHS 52 TO 60.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
SATURDAY THROUGH SUNDAY
 
BREEZY. PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN AND SNOW. HIGHS 44 TO 54. LOWS IN THE  
LOWER 30S.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.  
HIGHS 52 TO 60.  
 

 
 
MTZ316-121000-  
GATES OF THE MOUNTAINS-  
INCLUDING THE CITIES OF CANYON CREEK, WOLF CREEK, AND CRAIG  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS 73 TO 81. EAST WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. EAST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT. GUSTS UP TO 20 MPH.    
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 78 TO 86. SOUTH  
WINDS 5 TO 15 MPH. GUSTS UP TO 25 MPH INCREASING TO 40 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST WINDS  
15 TO 30 MPH WITH GUSTS TO AROUND 50 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY
 
WINDY, COOLER. MOSTLY SUNNY WITH A 20 PERCENT CHANCE  
OF RAIN SHOWERS. HIGHS 55 TO 63.    
THURSDAY NIGHT AND FRIDAY
 
BREEZY. MOSTLY CLEAR. LOWS IN THE  
LOWER 40S. HIGHS 59 TO 67.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 40.    
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF RAIN AND SNOW. HIGHS 54 TO 60. LOWS IN THE MID 30S.    
SUNDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS  
51 TO 57. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
EVENING. LOWS IN THE MID 30S.    
MONDAY
 
WARMER. MOSTLY SUNNY. HIGHS 57 TO 65.  
 

 
 
MTZ317-121000-  
LITTLE BELT AND HIGHWOOD MOUNTAINS-  
INCLUDING THE CITIES OF MONARCH, NEIHART, AND KINGS HILL PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. MOSTLY CLEAR. LOWS 36 TO 42. NORTH  
WINDS UP TO 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS 65 TO 73. SOUTH WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 30 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 44 TO 52. SOUTHEAST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY
 
WARMER. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 74 TO 82. SOUTH WINDS 5 TO  
15 MPH INCREASING TO 15 TO 20 MPH IN THE AFTERNOON. GUSTS UP TO  
40 MPH.    
WEDNESDAY NIGHT
 
WINDY, COLDER. MOSTLY CLOUDY. CHANCE OF RAIN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN  
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS 38 TO 46. SOUTHWEST WINDS 15 TO 30 MPH. GUSTS UP  
TO 40 MPH INCREASING TO 50 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY WITH A 50 PERCENT CHANCE  
OF RAIN SHOWERS AND SNOW SHOWERS. HIGHS 50 TO 58.    
THURSDAY NIGHT
 
WINDY. MOSTLY CLEAR. A 20 PERCENT CHANCE OF  
RAIN IN THE EVENING. LOWS 34 TO 42.    
FRIDAY
 
BREEZY, SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS 54 TO 62. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN IN THE  
EVENING, THEN MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW  
AFTER MIDNIGHT. LOWS 35 TO 41. CHANCE OF PRECIPITATION  
20 PERCENT.    
SATURDAY
 
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS  
50 TO 56. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN CHANCE OF SNOW AFTER MIDNIGHT. LOWS 29 TO 35.  
CHANCE OF PRECIPITATION 50 PERCENT.    
SUNDAY
 
BREEZY. PARTLY SUNNY. CHANCE OF SNOW IN THE MORNING,  
THEN CHANCE OF SNOW SHOWERS, RAIN AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 44 TO 50. CHANCE OF  
PRECIPITATION 50 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS  
28 TO 34.    
MONDAY
 
NOT AS COOL. MOSTLY SUNNY. HIGHS 50 TO 58.  
 

 
 
MTZ318-121000-  
SNOWY AND JUDITH MOUNTAINS-  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
COLDER. PARTLY CLOUDY. LOWS IN THE UPPER 30S.  
NORTHWEST WINDS UP TO 10 MPH. GUSTS UP TO 25 MPH LATE IN THE  
EVENING.    
TUESDAY
 
SUNNY. HIGHS 63 TO 71. SOUTHEAST WINDS UP TO 10 MPH.  
GUSTS UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
BREEZY, WARMER. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 76 TO 84. SOUTH WINDS 10 TO  
15 MPH INCREASING TO 15 TO 25 MPH IN THE AFTERNOON. GUSTS UP TO  
40 MPH.    
WEDNESDAY NIGHT
 
WINDY. 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  
15 TO 25 MPH SHIFTING TO THE WEST 20 TO 30 MPH AFTER MIDNIGHT.  
GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY. CHANCE OF RAIN SHOWERS  
AND SNOW SHOWERS IN THE MORNING, THEN CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 55 TO 63. CHANCE OF PRECIPITATION  
30 PERCENT.    
THURSDAY NIGHT
 
WINDY. MOSTLY CLEAR. A 20 PERCENT CHANCE OF  
RAIN IN THE EVENING. LOWS AROUND 40.    
FRIDAY
 
BREEZY, SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS 57 TO 63.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
EVENING. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 54 TO 60. CHANCE  
OF PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 40 PERCENT CHANCE  
OF RAIN AND SNOW. LOWS IN THE LOWER 30S.    
SUNDAY
 
WINDY. PARTLY SUNNY. CHANCE OF SNOW AND RAIN IN THE  
MORNING, THEN CHANCE OF RAIN SHOWERS, SNOW SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 45 TO 51. CHANCE  
OF PRECIPITATION 40 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS 52 TO 58.  
 

 
 
MTZ319-121000-  
HELENA VALLEY-  
INCLUDING THE CITY OF HELENA  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS  
UP TO 5 MPH. GUSTS UP TO 20 MPH IN THE EVENING.    
WEDNESDAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S.  
SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH  
INCREASING TO SOUTH 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST WINDS  
15 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. MOSTLY SUNNY WITH A 20 PERCENT  
CHANCE OF RAIN SHOWERS. HIGHS IN THE MID 60S.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.  
HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN IN THE  
EVENING, THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW  
AFTER MIDNIGHT. LOWS IN THE MID 30S. CHANCE OF PRECIPITATION  
20 PERCENT.    
SUNDAY
 
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN  
THE UPPER 50S. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S.  
HIGHS IN THE MID 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
HELENA 42 83 48 89 / 0 0 0 30  
 

 
 
MTZ320-121000-  
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-  
INCLUDING THE CITIES OF TRIDENT, MAUDLOW, BATTLE RIDGE PASS,  
BOZEMAN PASS, AND DEEP CREEK PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. NORTHEAST WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
SUNNY. HIGHS 66 TO 76. SOUTHEAST WINDS UP TO 10 MPH  
SHIFTING TO THE SOUTH IN THE AFTERNOON. GUSTS UP TO 25 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 44 TO 50. EAST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
BREEZY, WARMER. PARTLY SUNNY. CHANCE OF RAIN SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 72 TO  
82. SOUTHEAST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH  
INCREASING TO SOUTH 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF  
RAIN SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.  
LOWS IN THE LOWER 40S. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 55 MPH. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY. CHANCE OF RAIN SHOWERS  
AND SNOW SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF  
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS 50 TO 60.  
CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT
 
BREEZY. MOSTLY CLEAR. A 20 PERCENT CHANCE OF  
RAIN IN THE EVENING. LOWS IN THE UPPER 30S.    
FRIDAY
 
BREEZY, SUNNY. HIGHS 54 TO 64.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN AND SNOW IN  
THE AFTERNOON. HIGHS 50 TO 58.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. LOWS IN THE  
LOWER 30S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
PARTLY SUNNY. CHANCE OF SNOW IN THE MORNING, THEN  
SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 44 TO 52.  
CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.  
HIGHS 50 TO 60.  
 

 
 
MTZ321-121000-  
MEAGHER COUNTY VALLEYS-  
INCLUDING THE CITIES OF MARTINSDALE, CHECKERBOARD, RINGLING,  
AND WHITE SULPHUR SPRINGS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHEAST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS  
5 TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
WEDNESDAY
 
BREEZY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. SOUTHEAST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO SOUTH  
15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
WINDY. 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. SOUTHWEST  
WINDS 15 TO 30 MPH WITH GUSTS TO AROUND 50 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. PARTLY SUNNY. CHANCE OF RAIN  
SHOWERS AND SNOW SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF  
RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT
 
WINDY. MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
FRIDAY
 
BREEZY, SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
MORNING. HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY SUNNY. A 30 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE UPPER 50S.    
SATURDAY NIGHT AND SUNDAY
 
WINDY. MOSTLY CLOUDY. A 40 PERCENT  
CHANCE OF RAIN AND SNOW. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 50S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.  
 

 
 
MTZ322-121000-  
ELKHORN AND BOULDER MOUNTAINS-  
INCLUDING THE CITIES OF MONTANA CITY, CLANCY, BOULDER, CORBIN,  
WICKES, ELK PARK PASS, AND HOMESTAKE PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS 36 TO 42. NORTHWEST WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
WARMER, SUNNY. HIGHS 68 TO 78. SOUTHEAST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 45 TO 51. EAST WINDS UP TO  
10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT. GUSTS UP TO 30 MPH.    
WEDNESDAY
 
BREEZY. PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 71 TO 81.  
SOUTH WINDS 5 TO 10 MPH INCREASING TO 15 TO 25 MPH IN THE  
AFTERNOON. GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY, COLDER. MOSTLY CLOUDY. CHANCE OF RAIN  
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN CHANCE OF RAIN SHOWERS AND SNOW SHOWERS AFTER  
MIDNIGHT. LOWS 37 TO 45. WEST WINDS 15 TO 30 MPH WITH GUSTS TO  
AROUND 50 MPH. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. MOSTLY SUNNY. CHANCE OF RAIN SHOWERS  
AND SNOW SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF  
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS 50 TO 60.  
CHANCE OF PRECIPITATION 30 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS 32 TO 38. HIGHS  
54 TO 64.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 33 TO 39.    
SATURDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 47 TO  
57. CHANCE OF PRECIPITATION 20 PERCENT.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE  
OF RAIN AND SNOW. LOWS 27 TO 33. HIGHS 44 TO 52.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS 27 TO 33. HIGHS  
51 TO 61.  
 

 
 
MTZ323-121000-  
CANYON FERRY AREA-  
INCLUDING THE CITIES OF TOSTON, TOWNSEND, AND WINSTON  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH  
WINDS UP TO 10 MPH. GUSTS UP TO 25 MPH LATE IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.    
WEDNESDAY
 
BREEZY. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 83 TO 89. SOUTHEAST WINDS  
5 TO 10 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO SOUTH 15 TO  
25 MPH WITH GUSTS TO AROUND 45 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
WINDY. 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. WEST WINDS  
10 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. PARTLY SUNNY. CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS AROUND 40. HIGHS  
IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 40.    
SATURDAY
 
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING,  
THEN SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS IN THE  
MID 30S. CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY
 
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN  
THE MID 50S. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
MTZ324-121000-  
MISSOURI HEADWATERS-  
INCLUDING THE CITIES OF HARRISON, THREE FORKS, WILLOW CREEK,  
PONY, AND WHITEHALL  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH  
WINDS UP TO 5 MPH. GUSTS UP TO 20 MPH LATE IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS UP TO 10 MPH.    
WEDNESDAY
 
WINDY. PARTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS UP TO 5 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO  
SOUTHWEST 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
WINDY. 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. SOUTHWEST WINDS  
15 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY
 
WINDY, COOLER. MOSTLY SUNNY. CHANCE OF RAIN SHOWERS  
IN THE MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING,  
THEN SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS IN THE  
MID 30S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN AND SNOW.  
HIGHS IN THE MID 50S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
SUNNY. HIGHS IN THE MID 60S.  
 

 
 
MTZ325-121000-  
MADISON RIVER VALLEY-  
INCLUDING THE CITIES OF CAMERON, ENNIS, JEFFERS, MCALLISTER,  
AND NORRIS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS  
UP TO 10 MPH. GUSTS UP TO 25 MPH LATE IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS UP TO 5 MPH  
SHIFTING TO THE NORTH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT. GUSTS UP TO  
25 MPH.    
WEDNESDAY
 
WINDY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. SOUTH WINDS  
10 TO 20 MPH INCREASING TO SOUTHWEST 25 TO 35 MPH IN THE  
AFTERNOON. GUSTS UP TO 50 MPH.    
WEDNESDAY NIGHT
 
WINDY. 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. SOUTHWEST WINDS  
20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH DECREASING TO 10 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY, COOLER. PARTLY SUNNY. CHANCE OF RAIN SHOWERS  
AND SLIGHT CHANCE OF SNOW 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.    
THURSDAY NIGHT
 
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 40.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS IN THE LOWER 30S.    
SUNDAY
 
PARTLY SUNNY. CHANCE OF SNOW AND RAIN IN THE MORNING,  
THEN SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS IN  
THE MID 50S. CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
MTZ326-121000-  
GALLATIN VALLEY-  
INCLUDING THE CITIES OF BOZEMAN AND GALLATIN GATEWAY  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS UP TO 5 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS AROUND 80. EAST WINDS UP TO 5 MPH. GUSTS  
UP TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
WEDNESDAY
 
BREEZY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. SOUTHEAST  
WINDS UP TO 5 MPH WITH GUSTS TO AROUND 25 MPH INCREASING TO  
SOUTHWEST 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH IN THE  
AFTERNOON.    
WEDNESDAY 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. SOUTHWEST WINDS  
10 TO 25 MPH. GUSTS UP TO 40 MPH IN THE EVENING. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY
 
WINDY. MUCH COOLER. 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 MID 60S.  
CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS IN THE MID 30S.    
SUNDAY
 
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS AND SNOW SHOWERS IN  
THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
BOZEMAN AIRPORT 39 81 45 88 / 0 0 0 20  
BOZEMAN MSU 42 80 48 87 / 0 0 0 20  
 

 
 
MTZ330-121000-  
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-  
INCLUDING THE CITIES OF BIG SKY, WEST YELLOWSTONE, TARGHEE PASS,  
AND RAYNOLDS PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS 36 TO 42. NORTH WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
SUNNY. HIGHS 65 TO 77. WEST WINDS UP TO 10 MPH. GUSTS  
UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 44 TO 50. SOUTH WINDS 5 TO  
10 MPH. GUSTS UP TO 25 MPH INCREASING TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 67 TO 79. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 50 MPH INCREASING TO SOUTHWEST 20 TO  
30 MPH WITH GUSTS TO AROUND 60 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
WINDY, COLDER. MOSTLY CLOUDY. CHANCE OF RAIN  
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN CHANCE OF SNOW SHOWERS AND RAIN SHOWERS AFTER  
MIDNIGHT. LOWS 35 TO 41. SOUTHWEST WINDS 15 TO 30 MPH WITH GUSTS  
TO AROUND 50 MPH DECREASING TO 10 TO 20 MPH WITH GUSTS TO AROUND  
40 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
BREEZY, COOLER. PARTLY SUNNY. CHANCE OF SNOW SHOWERS  
AND RAIN SHOWERS IN THE MORNING, THEN CHANCE OF RAIN SHOWERS,  
SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS 50 TO 62. CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN AND  
SNOW IN THE EVENING. LOWS 31 TO 37.    
FRIDAY
 
SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS AND SNOW  
SHOWERS IN THE AFTERNOON. HIGHS 54 TO 64.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 33 TO 39.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS  
AND SNOW IN THE AFTERNOON. HIGHS 49 TO 59.    
SATURDAY NIGHT
 
COLDER. MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN  
IN THE EVENING, THEN CHANCE OF SNOW AFTER MIDNIGHT. LOWS 26 TO  
32. CHANCE OF PRECIPITATION 50 PERCENT.    
SUNDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS 41 TO 51. CHANCE OF PRECIPITATION  
40 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 25 TO 31.    
MONDAY
 
NOT AS COOL. MOSTLY SUNNY. HIGHS 48 TO 58.  
 

 
TEMPERATURE / PRECIPITATION  
 
WEST YELLOWSTONE 36 80 41 81 / 0 0 0 20  
 

 
 
MTZ327-121000-  
NORTHWEST BEAVERHEAD COUNTY-  
INCLUDING THE CITIES OF DEWEY, WISDOM, WISE RIVER, BIG HOLE PASS,  
AND CHIEF JOSEPH PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
WARMER, SUNNY. HIGHS 68 TO 78. SOUTH WINDS UP TO 5 MPH  
SHIFTING TO THE WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT. GUSTS UP  
TO 30 MPH.    
WEDNESDAY
 
WINDY. PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 65 TO 75.  
SOUTH WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 50 MPH INCREASING TO  
SOUTHWEST 15 TO 30 MPH WITH GUSTS TO AROUND 60 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY, COLDER. MOSTLY CLOUDY. RAIN SHOWERS  
LIKELY, SLIGHT CHANCE OF THUNDERSTORMS AND SNOW SHOWERS IN THE  
EVENING, THEN CHANCE OF SNOW SHOWERS AND RAIN SHOWERS AFTER  
MIDNIGHT. LIGHT SNOW ACCUMULATIONS. LOWS IN THE MID 30S. WEST  
WINDS 15 TO 30 MPH WITH GUSTS TO AROUND 55 MPH. CHANCE OF  
PRECIPITATION 70 PERCENT.    
THURSDAY
 
BREEZY, COOLER. MOSTLY SUNNY. CHANCE OF SNOW SHOWERS  
IN THE MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS AND SNOW  
SHOWERS IN THE AFTERNOON. HIGHS 48 TO 58. CHANCE OF PRECIPITATION  
30 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.  
HIGHS 52 TO 62.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
SATURDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 44 TO  
54. CHANCE OF PRECIPITATION 20 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW. LOWS IN THE MID 20S.    
SUNDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS  
41 TO 51.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
MONDAY
 
NOT AS COOL. SUNNY. HIGHS 49 TO 59.  
 

 
 
MTZ328-121000-  
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-  
INCLUDING THE CITIES OF BANNACK, DILLON, GLEN, AND WATERLOO  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
SUNNY. HIGHS 77 TO 85. SOUTHEAST WINDS UP TO 5 MPH  
SHIFTING TO THE WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 77 TO 85. SOUTH WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 50 MPH INCREASING TO SOUTHWEST 25 TO  
35 MPH WITH GUSTS TO AROUND 60 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
WINDY. 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 IN THE LOWER  
40S. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 55 MPH  
SHIFTING TO THE WEST 15 TO 20 MPH WITH GUSTS TO AROUND 45 MPH  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
BREEZY, COOLER. PARTLY SUNNY. CHANCE OF RAIN SHOWERS  
AND SNOW SHOWERS IN THE MORNING, THEN CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 61 TO 67.  
CHANCE OF PRECIPITATION 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLEAR. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS 64 TO 70.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
30S. HIGHS 58 TO 64.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS IN THE LOWER 30S.    
SUNDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 52 TO  
58. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
SUNNY. HIGHS 59 TO 65.  
 

 
TEMPERATURE / PRECIPITATION  
 
DILLON 42 83 49 84 / 0 0 0 20  
 

 
 
MTZ329-121000-  
RUBY MOUNTAINS AND SOUTHERN BEAVERHEAD MOUNTAINS-  
INCLUDING THE CITY OF MONIDA PASS  
1037 PM MDT MON MAY 11 2026  
   
REST OF TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
SUNNY. HIGHS 70 TO 78. WEST WINDS UP TO 5 MPH WITH  
GUSTS TO AROUND 20 MPH INCREASING TO 5 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
VERY WINDY. MOSTLY SUNNY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 69 TO 77. SOUTH WINDS 15 TO  
25 MPH INCREASING TO 25 TO 40 MPH IN THE AFTERNOON. GUSTS UP TO  
60 MPH.    
WEDNESDAY NIGHT
 
WINDY, COLDER. MOSTLY CLOUDY. CHANCE OF RAIN  
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN CHANCE OF SNOW SHOWERS AND RAIN SHOWERS AFTER  
MIDNIGHT. LOWS 34 TO 40. SOUTHWEST WINDS 20 TO 35 MPH WITH GUSTS  
TO AROUND 55 MPH BECOMING WEST 10 TO 20 MPH WITH GUSTS TO AROUND  
35 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY
 
BREEZY, COOLER. MOSTLY SUNNY. CHANCE OF SNOW SHOWERS  
IN THE MORNING, THEN CHANCE OF RAIN SHOWERS, SLIGHT CHANCE OF  
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS 53 TO 61.  
CHANCE OF PRECIPITATION 30 PERCENT.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS IN THE MID 30S.  
HIGHS 57 TO 65.    
FRIDAY NIGHT AND SATURDAY
 
WINDY. PARTLY CLOUDY. LOWS IN THE  
MID 30S. HIGHS 51 TO 59.    
SATURDAY NIGHT
 
WINDY. MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AND  
RAIN IN THE EVENING, THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.  
LOWS IN THE UPPER 20S. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS  
45 TO 51.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 20S.    
MONDAY
 
NOT AS COOL. SUNNY. HIGHS 53 TO 59.  
 

 
 
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