169  
FPUS55 KTFX 172103  
ZFPTFX  
 
ZONE FORECAST PRODUCT FOR CENTRAL AND SOUTHWEST MONTANA  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
202 PM MST TUE DEC 17 2024  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR TONIGHT, WEDNESDAY, WEDNESDAY NIGHT, AND THURSDAY.  
 
MTZ301-181100-  
EAST GLACIER PARK REGION-  
INCLUDING EAST GLACIER PARK, KIOWA, BABB, SAINT MARY,  
MARIAS PASS, AND LOGAN PASS  
202 PM MST TUE DEC 17 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING  
TO MIDNIGHT MST WEDNESDAY NIGHT...  
...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
BREEZY. PATCHY FOG IN THE EVENING. CHANCE OF SNOW IN  
THE EVENING, THEN SNOW AFTER MIDNIGHT. SNOW ACCUMULATION OF 3 TO  
6 INCHES. LOWS 20 TO 25. SOUTHWEST WINDS 5 TO 15 MPH INCREASING  
TO 15 TO 25 MPH WITH GUSTS TO AROUND 55 MPH AFTER MIDNIGHT.  
CHANCE OF SNOW NEAR 100 PERCENT.    
WEDNESDAY
 
STRONG WINDS. NOT AS COLD. SNOW AND RAIN IN THE  
MORNING, THEN SNOW IN THE AFTERNOON. SNOW MAY BE HEAVY AT TIMES.  
SNOW ACCUMULATION OF 9 TO 12 INCHES. NEAR STEADY TEMPERATURE IN  
THE MID 30S. SOUTHWEST WINDS 35 TO 50 MPH WITH GUSTS TO AROUND  
80 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLOUDY. A 50 PERCENT CHANCE  
OF SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 30 TO 40 MPH  
WITH GUSTS TO AROUND 70 MPH BECOMING SOUTHWEST 20 TO 30 MPH WITH  
GUSTS TO AROUND 50 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 30 TO 40. SOUTHWEST WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 35 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTHWEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 35 MPH.    
FRIDAY
 
BREEZY. PARTLY CLOUDY. HIGHS 35 TO 45.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 30 TO 35.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 35 TO 45.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT
 
WINDY. MOSTLY CLOUDY WITH  
A 20 PERCENT CHANCE OF SNOW. LOWS 25 TO 35. HIGHS 30 TO 40.    
MONDAY
 
WINDY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.  
HIGHS 30 TO 40.    
MONDAY NIGHT
 
WINDY. MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SNOW. LOWS 25 TO 30.    
TUESDAY
 
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW  
AND RAIN. HIGHS 30 TO 40.  
 

 
 
MTZ307-181100-  
SOUTHERN ROCKY MOUNTAIN FRONT-  
INCLUDING ROGERS PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. CHANCE OF  
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT. SNOW  
ACCUMULATION OF 1 TO 4 INCHES. LOWS 20 TO 25. SOUTHWEST WINDS  
5 TO 15 MPH. GUSTS UP TO 45 MPH AFTER MIDNIGHT. CHANCE OF SNOW  
70 PERCENT.    
WEDNESDAY
 
VERY WINDY. CHANCE OF SNOW AND RAIN IN THE MORNING,  
THEN SNOW IN THE AFTERNOON. SNOW ACCUMULATION OF 2 TO 5 INCHES.  
NEAR STEADY TEMPERATURE IN THE MID 30S. SOUTHWEST WINDS 25 TO  
35 MPH SHIFTING TO THE WEST 30 TO 45 MPH IN THE AFTERNOON. GUSTS  
UP TO 75 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS 20 TO 25. WEST WINDS 30 TO 45 MPH WITH GUSTS TO AROUND  
80 MPH DECREASING TO 20 TO 30 MPH WITH GUSTS TO AROUND 60 MPH  
AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 30 TO 40. WEST WINDS 5 TO  
15 MPH. GUSTS UP TO 35 MPH IN THE MORNING.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 35 TO 45. LOWS  
25 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 35 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH CHANCE OF SNOW AND SLIGHT  
CHANCE OF RAIN. LOWS 25 TO 35. CHANCE OF PRECIPITATION  
40 PERCENT.    
SUNDAY AND SUNDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SNOW. HIGHS 30 TO 40. LOWS 25 TO 30.    
MONDAY
 
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.  
HIGHS 30 TO 40.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW AND  
RAIN. HIGHS 35 TO 45.  
 

 
 
MTZ302-181100-  
NORTHERN HIGH PLAINS-  
INCLUDING BROWNING, HEART BUTTE, AND DUPUYER  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY WITH A  
50 PERCENT CHANCE OF SNOW. LOWS 10 TO 20. SOUTHEAST WINDS 5 TO  
15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
STRONG WINDS. NOT AS COOL. MOSTLY CLOUDY WITH A  
50 PERCENT CHANCE OF RAIN AND SNOW. HIGHS 40 TO 45. SOUTH WINDS  
25 TO 35 MPH BECOMING WEST AND INCREASING TO 40 TO 55 MPH IN THE  
AFTERNOON. GUSTS UP TO 75 MPH INCREASING TO 85 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
STRONG WINDS. MOSTLY CLEAR. A 20 PERCENT  
CHANCE OF SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 35 TO  
50 MPH WITH GUSTS TO AROUND 75 MPH DECREASING TO 20 TO 30 MPH  
WITH GUSTS TO AROUND 45 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. SOUTHWEST WINDS 5 TO  
15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 45 TO 50.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 30 TO 35.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.    
SATURDAY NIGHT THROUGH MONDAY
 
WINDY. MOSTLY CLOUDY. LOWS 30 TO  
35. HIGHS 40 TO 45.    
MONDAY NIGHT
 
BREEZY. MOSTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
BREEZY. MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. HIGHS 45 TO 50.  
 

 
 
MTZ308-181100-  
SOUTHERN HIGH PLAINS-  
INCLUDING BYNUM, CHOTEAU, AND PENDROY  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. SLIGHT  
CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF SNOW AND SLIGHT  
CHANCE OF RAIN AFTER MIDNIGHT. LOWS 15 TO 25. SOUTHEAST WINDS UP  
TO 10 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.    
WEDNESDAY
 
STRONG WINDS. NOT AS COOL. MOSTLY CLOUDY. CHANCE OF  
RAIN AND SLIGHT CHANCE OF SNOW IN THE MORNING, THEN CHANCE OF  
RAIN IN THE AFTERNOON. HIGHS 45 TO 50. SOUTH WINDS 20 TO 30 MPH  
BECOMING WEST AND INCREASING TO 40 TO 55 MPH IN THE AFTERNOON.  
GUSTS UP TO 65 MPH INCREASING TO 80 MPH IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
STRONG WINDS. PARTLY CLOUDY. A 20 PERCENT  
CHANCE OF SNOW IN THE EVENING. LOWS 25 TO 30. WEST WINDS 35 TO  
50 MPH WITH GUSTS TO AROUND 80 MPH DECREASING TO 20 TO 30 MPH  
WITH GUSTS TO AROUND 55 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 45 TO 50. SOUTHWEST WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 35. SOUTHWEST WINDS  
5 TO 10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 50 TO 55. LOWS  
30 TO 35.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 50 TO 55.    
SATURDAY NIGHT THROUGH MONDAY
 
BREEZY. MOSTLY CLOUDY. LOWS  
30 TO 35. HIGHS 45 TO 50.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS  
50 TO 55.  
 

 
 
MTZ303-181100-  
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-  
INCLUDING CUT BANK, ETHRIDGE, AND SANTA RITA  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
COLDER. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING.  
SLIGHT CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 5 TO 10. SOUTHEAST WINDS 5 TO 15 MPH. GUSTS UP TO  
30 MPH AFTER MIDNIGHT. CHANCE OF SNOW 50 PERCENT.    
WEDNESDAY
 
STRONG WINDS. NOT AS COOL. CLOUDY IN THE MORNING  
THEN BECOMING PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 45 TO 50. SOUTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 50 MPH INCREASING TO WEST 35 TO 50 MPH WITH GUSTS TO  
AROUND 75 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLEAR. LOWS 10 TO 20. WEST  
WINDS 30 TO 45 MPH WITH GUSTS TO AROUND 65 MPH DECREASING TO  
15 TO 25 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 35 TO 40. WEST WINDS 5 TO 10 MPH  
SHIFTING TO THE SOUTH 5 TO 15 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 20 TO 25. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY
 
NOT AS COOL. PARTLY CLOUDY. HIGHS 45 TO 50.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 45 TO 50.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT
 
BREEZY. MOSTLY CLOUDY.  
LOWS 25 TO 30. HIGHS AROUND 45.    
MONDAY AND MONDAY NIGHT
 
BREEZY. PARTLY CLOUDY. HIGHS 45 TO 50.  
LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 45 TO 50.  
 

 
TEMPERATURE / PRECIPITATION  
 
CUT BANK 8 46 16 41 / 40 30 10 0  
 

 
 
MTZ304-181100-  
EASTERN TOOLE AND LIBERTY-  
INCLUDING DEVON, SHELBY, CHESTER, GALATA, JOPLIN, LOTHAIR,  
AND WHITLASH  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
COLDER. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A  
50 PERCENT CHANCE OF SNOW AFTER MIDNIGHT. LOWS 5 TO 10. EAST  
WINDS UP TO 10 MPH.    
WEDNESDAY
 
WINDY. NOT AS COOL. CLOUDY WITH SLIGHT CHANCE OF  
SNOW IN THE MORNING, THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF  
RAIN IN THE AFTERNOON. HIGHS 45 TO 50. SOUTHEAST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO WEST 25 TO  
35 MPH WITH GUSTS TO AROUND 55 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SNOW IN THE EVENING. LOWS AROUND 10. WEST WINDS 25 TO 35 MPH WITH  
GUSTS TO AROUND 55 MPH BECOMING NORTHWEST 10 TO 20 MPH WITH GUSTS  
TO AROUND 35 MPH AFTER MIDNIGHT.    
THURSDAY
 
COLDER. SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 30 TO 35. WEST WINDS UP TO 10 MPH SHIFTING TO THE  
SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 15 TO 20. SOUTH WINDS UP TO  
10 MPH.    
FRIDAY THROUGH SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. LOWS  
20 TO 25.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS  
AROUND 45.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO  
30. HIGHS 45 TO 50.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 45.  
 

 
 
MTZ305-181100-  
HILL COUNTY-  
INCLUDING HAVRE  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
5 AM MST THURSDAY...  
   
TONIGHT
 
COLDER. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING.  
SLIGHT CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS ZERO TO 5 ABOVE. EAST WINDS UP TO 10 MPH. CHANCE  
OF SNOW 50 PERCENT. WIND CHILL READINGS 5 BELOW TO 15 BELOW ZERO.   
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY. CHANCE OF SNOW IN  
THE MORNING, THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS  
40 TO 45. EAST WINDS 5 TO 15 MPH INCREASING TO SOUTHWEST 20 TO  
30 MPH WITH GUSTS TO AROUND 55 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN AND SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS ZERO TO 5 ABOVE. WEST WINDS 25 TO 35 MPH WITH  
GUSTS TO AROUND 55 MPH BECOMING NORTHWEST 15 TO 25 MPH AFTER  
MIDNIGHT. WIND CHILL READINGS 5 BELOW TO 15 BELOW ZERO.    
THURSDAY
 
COLDER, SUNNY. HIGHS 20 TO 25. WEST WINDS UP TO  
10 MPH SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 5 TO 10. SOUTHEAST WINDS UP TO 10 MPH.    
FRIDAY
 
NOT AS COLD. MOSTLY CLOUDY. HIGHS 35 TO 40.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 10 TO 15.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 30 TO 40.  
LOWS 15 TO 20.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 45.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 25.    
MONDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 45.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 45.  
 

 
TEMPERATURE / PRECIPITATION  
 
HAVRE 4 45 5 22 / 50 60 20 0  
 

 
 
MTZ306-181100-  
NORTHERN BLAINE COUNTY-  
INCLUDING CHINOOK, ZURICH, HARLEM, HOGELAND, AND FORT BELKNAP  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
5 AM MST THURSDAY...  
   
TONIGHT
 
COLDER. PATCHY FOG IN THE EVENING. MOSTLY CLOUDY WITH  
A 20 PERCENT CHANCE OF SNOW. LOWS ZERO TO 5 ABOVE. EAST WINDS UP  
TO 10 MPH INCREASING TO 10 TO 15 MPH AFTER MIDNIGHT. WIND CHILL  
READINGS 10 BELOW TO 20 BELOW ZERO.    
WEDNESDAY
 
WINDY. NOT AS COLD. CLOUDY. CHANCE OF SNOW AND  
SLIGHT CHANCE OF RAIN IN THE MORNING, THEN SLIGHT CHANCE OF RAIN  
IN THE AFTERNOON. HIGHS 35 TO 40. SOUTHEAST WINDS 10 TO 20 MPH  
INCREASING TO SOUTH 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT. WIND CHILL  
READINGS 5 BELOW TO 15 BELOW ZERO IN THE MORNING.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLOUDY WITH A 30 PERCENT  
CHANCE OF RAIN AND SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS 5 BELOW TO ZERO. WEST WINDS 25 TO 40 MPH SHIFTING  
TO THE NORTHWEST 20 TO 30 MPH AFTER MIDNIGHT. WIND CHILL READINGS  
10 BELOW TO 20 BELOW ZERO AFTER MIDNIGHT.    
THURSDAY
 
COLDER, SUNNY. HIGHS 15 TO 20. NORTHWEST WINDS 5 TO  
10 MPH SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS ZERO TO 5 ABOVE ZERO. SOUTHEAST WINDS UP TO  
10 MPH.    
FRIDAY
 
NOT AS COLD. MOSTLY CLOUDY. HIGHS AROUND 30.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 10 ABOVE.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 25 TO 30.  
LOWS 10 TO 15.    
SUNDAY
 
NOT AS COLD. MOSTLY CLOUDY. HIGHS 35 TO 40.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND  
20. HIGHS AROUND 40.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 40.  
 

 
 
MTZ309-181100-  
EASTERN PONDERA AND EASTERN TETON-  
INCLUDING BRADY, CONRAD, AND LEDGER  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY WITH A  
50 PERCENT CHANCE OF SNOW. LOWS 10 TO 15. SOUTHEAST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
VERY WINDY. NOT AS COOL. MOSTLY CLOUDY WITH SLIGHT  
CHANCE OF RAIN AND SNOW IN THE MORNING, THEN PARTLY CLOUDY WITH  
SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS AROUND 50. SOUTH  
WINDS 15 TO 25 MPH INCREASING TO WEST 30 TO 45 MPH IN THE  
AFTERNOON. GUSTS UP TO 60 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. MOSTLY CLEAR. LOWS 15 TO 20. WEST WINDS  
25 TO 35 MPH WITH GUSTS TO AROUND 55 MPH DECREASING TO 10 TO  
20 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. SOUTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 20 TO 25. SOUTHWEST WINDS  
5 TO 10 MPH.    
FRIDAY THROUGH SATURDAY
 
PARTLY CLOUDY. HIGHS 50 TO 55. LOWS  
25 TO 30.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30.    
SUNDAY THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. HIGHS AROUND 50.  
LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 50.  
 

 
 
MTZ310-181100-  
WESTERN AND CENTRAL CHOUTEAU COUNTY-  
INCLUDING FLOWEREE, CARTER, AND FORT BENTON  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
COLDER. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A  
50 PERCENT CHANCE OF SNOW AFTER MIDNIGHT. LOWS 10 TO 15. EAST  
WINDS UP TO 10 MPH.    
WEDNESDAY
 
WINDY. NOT AS COOL. CLOUDY WITH SLIGHT CHANCE OF  
SNOW IN THE MORNING, THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF  
RAIN IN THE AFTERNOON. HIGHS AROUND 50. SOUTHEAST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH INCREASING TO WEST 25 TO  
35 MPH WITH GUSTS TO AROUND 60 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN AND SNOW IN THE EVENING. LOWS 10 TO 20. WEST WINDS 25 TO  
35 MPH WITH GUSTS TO AROUND 55 MPH DECREASING TO 10 TO 20 MPH  
WITH GUSTS TO AROUND 35 MPH AFTER MIDNIGHT.    
THURSDAY
 
COLDER, SUNNY. HIGHS 35 TO 40. WEST WINDS UP TO  
10 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 15 TO 25. SOUTH WINDS UP TO 10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
PARTLY CLOUDY. HIGHS 45 TO 50. LOWS  
20 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 50.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS  
45 TO 50.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS 30 TO 35. HIGHS  
AROUND 50.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 50.  
 

 
 
MTZ311-181100-  
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-  
INCLUDING ROCKY BOY  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
5 AM MST THURSDAY...  
   
TONIGHT
 
COLDER. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING.  
SLIGHT CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 5 TO 15. EAST WINDS 5 TO 15 MPH. CHANCE OF SNOW  
50 PERCENT.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY. A 50 PERCENT  
CHANCE OF SNOW IN THE MORNING. HIGHS 40 TO 45. SOUTHEAST WINDS  
10 TO 15 MPH INCREASING TO SOUTHWEST 20 TO 30 MPH WITH GUSTS TO  
AROUND 50 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLOUDY WITH A 40 PERCENT  
CHANCE OF RAIN AND SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS 10 TO 15. WEST WINDS 25 TO 40 MPH SHIFTING TO THE  
NORTHWEST 20 TO 30 MPH AFTER MIDNIGHT. GUSTS UP TO 55 MPH.    
THURSDAY
 
SUNNY. HIGHS 25 TO 35. NORTHWEST WINDS 5 TO 10 MPH  
SHIFTING TO THE SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 10 TO 20. SOUTH WINDS UP TO 10 MPH.    
FRIDAY
 
NOT AS COOL. MOSTLY CLOUDY. HIGHS 40 TO 45.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 20 TO 25. HIGHS  
35 TO 40.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS  
40 TO 45.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO  
30. HIGHS 45 TO 50.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 45 TO 50.  
 

 
 
MTZ312-181100-  
CASCADE COUNTY BELOW 5000FT-  
INCLUDING GREAT FALLS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A 50 PERCENT  
CHANCE OF SNOW AND RAIN AFTER MIDNIGHT. LOWS 15 TO 20. SOUTHEAST  
WINDS 5 TO 15 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
STRONG WINDS. NOT AS COOL. MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN IN THE MORNING, THEN SUNNY IN THE  
AFTERNOON. HIGHS 50 TO 55. SOUTH WINDS 25 TO 35 MPH INCREASING TO  
SOUTHWEST 35 TO 50 MPH IN THE AFTERNOON. GUSTS UP TO 60 MPH  
INCREASING TO 70 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLEAR. LOWS 20 TO 25. WEST  
WINDS 30 TO 45 MPH WITH GUSTS TO AROUND 60 MPH BECOMING SOUTHWEST  
15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 45 TO 50. SOUTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 50 TO 55.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 30 TO 35.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 55.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 35.    
SUNDAY THROUGH MONDAY NIGHT
 
WINDY. PARTLY CLOUDY. HIGHS 50 TO  
55. LOWS 30 TO 35.    
TUESDAY
 
BREEZY. MOSTLY CLOUDY. HIGHS 50 TO 55.  
 

 
TEMPERATURE / PRECIPITATION  
 
GREAT FALLS ARPT 16 52 23 46 / 30 10 10 0  
 

 
 
MTZ313-181100-  
JUDITH BASIN COUNTY AND JUDITH GAP-  
INCLUDING RAYNESFORD, GEYSER, STANFORD, WINDHAM, BENCHLAND,  
HOBSON, AND MOCCASIN  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A 50 PERCENT  
CHANCE OF SNOW AFTER MIDNIGHT. LOWS 15 TO 20. SOUTH WINDS 5 TO  
15 MPH.    
WEDNESDAY
 
VERY WINDY. NOT AS COOL. CLOUDY IN THE MORNING THEN  
CLEARING. A 20 PERCENT CHANCE OF RAIN. HIGHS 45 TO 50. SOUTH  
WINDS 15 TO 25 MPH INCREASING TO SOUTHWEST 30 TO 45 MPH IN THE  
AFTERNOON. GUSTS UP TO 65 MPH.    
WEDNESDAY NIGHT
 
VERY WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF RAIN AND SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 30 TO  
45 MPH DECREASING TO 20 TO 30 MPH AFTER MIDNIGHT. GUSTS UP TO  
65 MPH DECREASING TO 50 MPH AFTER MIDNIGHT.    
THURSDAY
 
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 40 TO 45. WEST WINDS 5 TO 15 MPH SHIFTING TO THE SOUTHWEST  
5 TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTHWEST WINDS 5 TO 15 MPH.    
FRIDAY THROUGH SATURDAY
 
PARTLY CLOUDY. HIGHS 50 TO 55. LOWS  
30 TO 35.    
SATURDAY NIGHT AND SUNDAY
 
BREEZY. MOSTLY CLOUDY. LOWS 30 TO  
35. HIGHS 45 TO 50.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS  
30 TO 35. HIGHS AROUND 50.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 50 TO 55.  
 

 
 
MTZ314-181100-  
FERGUS COUNTY BELOW 4500FT-  
INCLUDING HILGER AND LEWISTOWN  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
5 AM MST THURSDAY...  
   
TONIGHT
 
COLDER. PATCHY FOG IN THE EVENING. MOSTLY CLOUDY WITH  
A 20 PERCENT CHANCE OF SNOW. LOWS 10 TO 15. SOUTHEAST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY. CHANCE OF SNOW  
AND SLIGHT CHANCE OF RAIN IN THE MORNING, THEN SLIGHT CHANCE OF  
RAIN IN THE AFTERNOON. HIGHS 45 TO 50. SOUTH WINDS 5 TO 15 MPH  
WITH GUSTS TO AROUND 30 MPH INCREASING TO SOUTHWEST 20 TO 30 MPH  
WITH GUSTS TO AROUND 55 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
VERY WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF RAIN AND SNOW IN THE EVENING. LOWS AROUND 20. WEST WINDS 30 TO  
45 MPH DECREASING TO 20 TO 30 MPH AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 35 TO 40. WEST WINDS 5 TO 10 MPH  
SHIFTING TO THE SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS UP TO 10 MPH.    
FRIDAY
 
NOT AS COOL. MOSTLY CLOUDY. HIGHS 45 TO 50.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 25 TO 30. HIGHS  
40 TO 50.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. LOWS 25 TO 35. HIGHS  
45 TO 50.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND  
30. HIGHS AROUND 50.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 50 TO 55.  
 

 
TEMPERATURE / PRECIPITATION  
 
LEWISTOWN 16 48 20 42 / 30 30 20 0  
 

 
 
MTZ315-181100-  
UPPER BLACKFOOT AND MACDONALD PASS-  
INCLUDING MARYSVILLE, LINCOLN, FLESHER PASS, AND MACDONALD PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. LOWS  
IN THE MID 20S. SOUTHWEST WINDS UP TO 10 MPH INCREASING TO 10 TO  
15 MPH WITH GUSTS TO AROUND 40 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING,  
THEN CHANCE OF SNOW AND RAIN IN THE AFTERNOON. HIGHS 35 TO 45.  
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 55 MPH. CHANCE  
OF PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 25 TO 35 MPH WITH  
GUSTS TO AROUND 60 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 35 TO 40. SOUTHWEST WINDS 5 TO  
15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTHWEST WINDS  
UP TO 10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 35 TO 40. LOWS  
25 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
AND RAIN. LOWS AROUND 30.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 35 TO 40.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SNOW. LOWS 25 TO 30. HIGHS 35 TO 45.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW AND  
RAIN. HIGHS 35 TO 45.  
 

 
 
MTZ316-181100-  
GATES OF THE MOUNTAINS-  
INCLUDING CANYON CREEK, WOLF CREEK, AND CRAIG  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. SLIGHT  
CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 25 TO 30. SOUTH WINDS UP TO 10 MPH INCREASING TO  
10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH AFTER MIDNIGHT. CHANCE  
OF SNOW 50 PERCENT.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY. SLIGHT CHANCE OF  
RAIN AND SNOW IN THE MORNING, THEN CHANCE OF RAIN AND SNOW IN THE  
AFTERNOON. HIGHS 45 TO 50. SOUTH WINDS 20 TO 30 MPH SHIFTING TO  
THE SOUTHWEST 25 TO 35 MPH IN THE AFTERNOON. GUSTS UP TO 60 MPH.  
CHANCE OF PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
VERY WINDY. PARTLY CLOUDY. LOWS 25 TO 30. WEST  
WINDS 30 TO 40 MPH BECOMING SOUTHWEST 20 TO 30 MPH AFTER  
MIDNIGHT. GUSTS UP TO 60 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. SOUTHWEST WINDS 5 TO  
15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 35. SOUTH WINDS 5 TO  
15 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 40 TO 45. LOWS  
25 TO 35.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 50.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS 30 TO 35.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 50. LOWS  
30 TO 35.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 30 TO 35.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 45 TO 50.  
 

 
 
MTZ317-181100-  
LITTLE BELT AND HIGHWOOD MOUNTAINS-  
INCLUDING MONARCH, NEIHART, AND KINGS HILL PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A 50 PERCENT  
CHANCE OF SNOW AFTER MIDNIGHT. LOWS 20 TO 25. SOUTHWEST WINDS  
5 TO 15 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY WITH SLIGHT CHANCE  
OF SNOW IN THE MORNING, THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF  
RAIN AND SNOW IN THE AFTERNOON. HIGHS 35 TO 45. SOUTHWEST WINDS  
25 TO 35 MPH WITH GUSTS TO AROUND 60 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY NIGHT
 
VERY WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 30 TO 40 MPH  
DECREASING TO 20 TO 30 MPH AFTER MIDNIGHT. GUSTS UP TO 60 MPH.    
THURSDAY
 
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 35 TO 40. SOUTHWEST WINDS 5 TO 15 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 25 TO 30. SOUTHWEST WINDS 5 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 35.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 50.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 25 TO 35.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 35 TO 45.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS  
25 TO 35. HIGHS 35 TO 45.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS  
40 TO 50.  
 

 
 
MTZ318-181100-  
SNOWY AND JUDITH MOUNTAINS-  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
5 AM MST THURSDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A 20 PERCENT  
CHANCE OF SNOW AFTER MIDNIGHT. LOWS 15 TO 20. SOUTHWEST WINDS  
5 TO 15 MPH.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY IN THE MORNING  
THEN BECOMING PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 40 TO 50. SOUTHWEST WINDS 10 TO 20 MPH INCREASING TO  
WEST 20 TO 30 MPH IN THE AFTERNOON. GUSTS UP TO 50 MPH.    
WEDNESDAY NIGHT
 
VERY WINDY. PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 25 TO 40 MPH  
WITH GUSTS TO AROUND 60 MPH.    
THURSDAY
 
SUNNY. HIGHS 35 TO 40. WEST WINDS 5 TO 15 MPH. GUSTS  
UP TO 30 MPH IN THE MORNING.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 25. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 45 TO 50. LOWS  
AROUND 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 45 TO 55.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. LOWS 30 TO 35. HIGHS  
40 TO 45.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO  
30. HIGHS 40 TO 50.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 45 TO 50.  
 

 
 
MTZ319-181100-  
HELENA VALLEY-  
INCLUDING HELENA  
202 PM MST TUE DEC 17 2024  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM MST THIS EVENING
 
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. WIDESPREAD DENSE FOG IN THE EVENING. A  
20 PERCENT CHANCE OF SNOW AFTER MIDNIGHT. LOWS 20 TO 25.  
SOUTHEAST WINDS 5 TO 15 MPH.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY. SLIGHT CHANCE OF  
RAIN AND SNOW IN THE MORNING, THEN CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS AROUND 50. SOUTHEAST WINDS 15 TO 25 MPH  
INCREASING TO WEST 25 TO 35 MPH WITH GUSTS TO AROUND 55 MPH IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS IN THE MID 20S.  
WEST WINDS 25 TO 35 MPH WITH GUSTS TO AROUND 55 MPH DECREASING TO  
15 TO 25 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. SOUTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS AROUND 45. LOWS  
20 TO 25.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS 25 TO 30.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 45.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS  
45 TO 50.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS  
45 TO 50.  
 

 
TEMPERATURE / PRECIPITATION  
 
HELENA 27 50 28 43 / 20 40 0 0  
 

 
 
MTZ320-181100-  
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-  
INCLUDING TRIDENT, MAUDLOW, BATTLE RIDGE PASS, BOZEMAN PASS,  
AND DEEP CREEK PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 20 TO 25. SOUTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO  
40 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. NOT AS COOL. MOSTLY CLOUDY. SLIGHT CHANCE OF  
SNOW IN THE MORNING, THEN CHANCE OF RAIN AND SLIGHT CHANCE OF  
SNOW IN THE AFTERNOON. HIGHS 35 TO 45. SOUTHWEST WINDS 20 TO  
30 MPH WITH GUSTS TO AROUND 55 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 20 TO 25. WEST  
WINDS 25 TO 35 MPH WITH GUSTS TO AROUND 60 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 30 TO 40. SOUTHWEST WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 25. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 35 TO 45.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 35 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 25 TO 30.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 35 TO 40.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
MONDAY
 
MOSTLY CLOUDY. HIGHS 35 TO 40.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 35 TO 45.  
 

 
 
MTZ321-181100-  
MEAGHER COUNTY VALLEYS-  
INCLUDING MARTINSDALE, CHECKERBOARD, RINGLING,  
AND WHITE SULPHUR SPRINGS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 15 TO 20. SOUTH WINDS UP TO 10 MPH INCREASING TO  
10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
AND SNOW IN THE AFTERNOON. HIGHS 40 TO 45. SOUTHWEST WINDS 25 TO  
35 MPH WITH GUSTS TO AROUND 55 MPH.    
WEDNESDAY NIGHT
 
VERY WINDY. MOSTLY CLEAR. A 20 PERCENT CHANCE  
OF SNOW IN THE EVENING. LOWS 20 TO 25. WEST WINDS 25 TO 40 MPH  
DECREASING TO 20 TO 30 MPH AFTER MIDNIGHT. GUSTS UP TO 60 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 35 TO 40. SOUTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY THROUGH SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 50. LOWS  
20 TO 30.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS 25 TO 30.    
SUNDAY AND SUNDAY NIGHT
 
PARTLY CLOUDY. HIGHS 40 TO 45. LOWS  
25 TO 30.    
MONDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 45.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS  
45 TO 50.  
 

 
 
MTZ322-181100-  
ELKHORN AND BOULDER MOUNTAINS-  
INCLUDING MONTANA CITY, CLANCY, BOULDER, CORBIN, WICKES,  
ELK PARK PASS, AND HOMESTAKE PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 20 TO 25. SOUTHWEST WINDS UP TO 10 MPH INCREASING  
TO 10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW IN  
THE MORNING, THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND  
SNOW IN THE AFTERNOON. HIGHS 35 TO 45. SOUTHWEST WINDS 20 TO  
30 MPH WITH GUSTS TO AROUND 50 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 20 TO 25. WEST  
WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 35 TO 40. SOUTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 25. SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 35 TO 45. LOWS  
25 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 35 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 25 TO 30.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLOUDY. HIGHS 35 TO 45. LOWS  
25 TO 30.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 35 TO 45.  
 

 
 
MTZ323-181100-  
CANYON FERRY AREA-  
INCLUDING TOSTON, TOWNSEND, AND WINSTON  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 20 TO 25. SOUTH WINDS UP TO 10 MPH INCREASING TO  
10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. HIGHS IN THE MID 40S.  
SOUTH WINDS 15 TO 25 MPH SHIFTING TO THE SOUTHWEST 20 TO 30 MPH  
IN THE AFTERNOON. GUSTS UP TO 50 MPH.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 20 TO 25. WEST  
WINDS 20 TO 30 MPH BECOMING SOUTHWEST 10 TO 20 MPH AFTER  
MIDNIGHT. GUSTS UP TO 50 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40. SOUTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS UP TO  
10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 40 TO 45. LOWS  
25 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.  
LOWS 25 TO 30.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 45.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS  
AROUND 45.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS  
AROUND 45.  
 

 
 
MTZ324-181100-  
MISSOURI HEADWATERS-  
INCLUDING HARRISON, THREE FORKS, WILLOW CREEK, PONY,  
AND WHITEHALL  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS UP TO 10 MPH  
INCREASING TO SOUTHWEST 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH  
AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY IN THE MORNING, THEN PARTLY  
CLOUDY WITH A 20 PERCENT CHANCE OF RAIN IN THE AFTERNOON. HIGHS  
45 TO 50. SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO 25 TO 35 MPH  
IN THE AFTERNOON. GUSTS UP TO 55 MPH.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 20 TO 25. WEST  
WINDS 25 TO 35 MPH BECOMING SOUTHWEST 15 TO 25 MPH AFTER  
MIDNIGHT. GUSTS UP TO 50 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. SOUTHWEST WINDS 5 TO  
15 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25. SOUTHWEST WINDS  
UP TO 10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS AROUND 45. LOWS  
AROUND 25.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 45 TO 50.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS 25 TO 30.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 45.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS  
45 TO 50.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS  
45 TO 50.  
 

 
 
MTZ325-181100-  
MADISON RIVER VALLEY-  
INCLUDING CAMERON, ENNIS, JEFFERS, MCALLISTER, AND NORRIS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
WINDY. MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW  
AFTER MIDNIGHT. LOWS IN THE MID 20S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 30 MPH INCREASING TO 20 TO 30 MPH WITH GUSTS  
TO AROUND 55 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
STRONG WINDS. MOSTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN AND SNOW IN THE AFTERNOON. HIGHS 40 TO 45. SOUTH WINDS 35 TO  
50 MPH WITH GUSTS TO AROUND 65 MPH.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 20 TO 25. SOUTHWEST  
WINDS 25 TO 35 MPH WITH GUSTS TO AROUND 60 MPH BECOMING SOUTH  
15 TO 25 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45. SOUTH WINDS 5 TO  
15 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS 45 TO 50.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 25 TO 30. HIGHS  
45 TO 50.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS AROUND 30.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 45.    
SUNDAY NIGHT AND MONDAY
 
BREEZY. MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SNOW. LOWS 25 TO 30. HIGHS 40 TO 45.    
MONDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
RAIN AND SNOW. LOWS AROUND 30.    
TUESDAY
 
WINDY. MOSTLY CLOUDY WITH CHANCE OF RAIN AND SLIGHT  
CHANCE OF SNOW. HIGHS 45 TO 50. CHANCE OF PRECIPITATION  
40 PERCENT.  
 

 
 
MTZ326-181100-  
GALLATIN VALLEY-  
INCLUDING BOZEMAN AND GALLATIN GATEWAY  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO  
MIDNIGHT MST WEDNESDAY NIGHT...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. LOWS 20 TO  
25. SOUTHEAST WINDS 5 TO 15 MPH.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE MID 40S. SOUTHEAST WINDS 10 TO 15 MPH  
INCREASING TO SOUTHWEST 20 TO 30 MPH WITH GUSTS TO AROUND 55 MPH  
IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
WINDY. PARTLY CLOUDY. LOWS 20 TO 25. WEST  
WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40. SOUTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS UP TO  
10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS AROUND 45. LOWS  
20 TO 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 45 TO 50.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS 25 TO 30.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 45.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30.    
MONDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS AROUND 45.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 45 TO 50.  
 

 
TEMPERATURE / PRECIPITATION  
 
BOZEMAN AIRPORT 19 46 20 42 / 10 30 10 0  
BOZEMAN MSU 22 45 23 42 / 10 30 10 0  
 

 
 
MTZ330-181100-  
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-  
INCLUDING BIG SKY, WEST YELLOWSTONE, TARGHEE PASS,  
AND RAYNOLDS PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING  
THROUGH WEDNESDAY EVENING...  
   
TONIGHT
 
BREEZY. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. A  
50 PERCENT CHANCE OF SNOW AFTER MIDNIGHT. LOWS 15 TO 25. SOUTH  
WINDS 5 TO 15 MPH INCREASING TO 15 TO 25 MPH AFTER MIDNIGHT.  
GUSTS UP TO 40 MPH.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW IN  
THE AFTERNOON. HIGHS 30 TO 40. SOUTHWEST WINDS 20 TO 30 MPH WITH  
GUSTS TO AROUND 45 MPH.    
WEDNESDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 15 TO 20.  
SOUTHWEST WINDS 15 TO 25 MPH DECREASING TO 10 TO 15 MPH AFTER  
MIDNIGHT. GUSTS UP TO 45 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 30 TO 40. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 15 TO 25. SOUTH WINDS 5 TO  
15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS 30 TO 40.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 15 TO 25. HIGHS  
35 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW.  
LOWS 20 TO 30.    
SUNDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS  
25 TO 35.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF SNOW. LOWS 20 TO 25. HIGHS 30 TO 40.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 20 TO 30.    
TUESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. HIGHS  
30 TO 40.  
 

 
TEMPERATURE / PRECIPITATION  
 
WEST YELLOWSTONE 14 32 11 33 / 60 50 20 0  
 

 
 
MTZ327-181100-  
NORTHWEST BEAVERHEAD COUNTY-  
INCLUDING DEWEY, WISDOM, WISE RIVER, BIG HOLE PASS,  
AND CHIEF JOSEPH PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING  
THROUGH WEDNESDAY EVENING...  
   
TONIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SNOW. SNOW MAY BE HEAVY AT TIMES IN THE  
EVENING. LOWS AROUND 20. SOUTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO  
30 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SNOW. SNOW MAY BE HEAVY AT TIMES IN THE MORNING. HIGHS 30 TO 40.  
SOUTHWEST WINDS 10 TO 20 MPH INCREASING TO WEST 20 TO 30 MPH IN  
THE AFTERNOON. GUSTS UP TO 45 MPH.    
WEDNESDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 15 TO 20. WEST  
WINDS 15 TO 25 MPH DECREASING TO 10 TO 15 MPH AFTER MIDNIGHT.  
GUSTS UP TO 40 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 30 TO 40. SOUTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 15 TO 25. SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 35 TO 40. LOWS  
20 TO 25.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 35 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW.  
LOWS 20 TO 25.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 30 TO 35.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW.  
LOWS 20 TO 25.    
MONDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. HIGHS  
30 TO 40.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 20 TO 25.    
TUESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. HIGHS  
35 TO 40.  
 

 
 
MTZ328-181100-  
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-  
INCLUDING BANNACK, DILLON, GLEN, AND WATERLOO  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING  
THROUGH WEDNESDAY EVENING...  
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS 5 TO 15 MPH.  
GUSTS UP TO 30 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY IN THE MORNING, THEN PARTLY  
CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND SNOW IN THE  
AFTERNOON. HIGHS 40 TO 45. SOUTHWEST WINDS 20 TO 30 MPH.    
WEDNESDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 15 TO 20.  
SOUTHWEST WINDS 15 TO 25 MPH DECREASING TO 10 TO 15 MPH AFTER  
MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 35 TO 40. SOUTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY. HIGHS 40 TO 45. LOWS  
20 TO 25.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 40 TO 45.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
AND SNOW. LOWS 20 TO 30.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 40 TO 45.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SNOW. LOWS 25 TO 30. HIGHS 40 TO 45.    
TUESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 40 TO 45.  
 

 
TEMPERATURE / PRECIPITATION  
 
DILLON 21 45 19 39 / 10 10 0 0  
 

 
 
MTZ329-181100-  
RUBY MOUNTAINS AND SOUTHERN BEAVERHEAD MOUNTAINS-  
INCLUDING MONIDA PASS  
202 PM MST TUE DEC 17 2024  
 
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING  
THROUGH WEDNESDAY EVENING...  
   
TONIGHT
 
BREEZY. MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. LOWS  
15 TO 20. SOUTH WINDS 5 TO 15 MPH INCREASING TO 15 TO 25 MPH  
AFTER MIDNIGHT.    
WEDNESDAY
 
WINDY. MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS 30 TO 40. SOUTHWEST WINDS 20 TO 30 MPH WITH  
GUSTS TO AROUND 45 MPH.    
WEDNESDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 15 TO 20.  
SOUTHWEST WINDS 15 TO 25 MPH DECREASING TO 10 TO 15 MPH AFTER  
MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 30 TO 35. SOUTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 15 TO 25. SOUTH WINDS 5 TO  
15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS 35 TO 40.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 20 TO 25. HIGHS  
35 TO 40.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 20 TO 25.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 30 TO 35.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SNOW. LOWS 20 TO 25. HIGHS 30 TO 40.    
TUESDAY
 
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SNOW. HIGHS 30 TO 40.  
 

 
 
HTTP://WWW.WEATHER.GOV/GREATFALLS  
HTTPS://WWW.TWITTER.COM/NWSGREATFALLS  
HTTPS://WWW.FACEBOOK.COM/NWSGREATFALLS  
 
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