474  
FNUS55 KGGW 140702  
FWFGGW  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHEAST MONTANA  
NATIONAL WEATHER SERVICE GLASGOW MT  
102 AM MDT MON SEP 14 2026  
   
DISCUSSION  
 
A LOW PRESSURE SYSTEM WILL BRING RAIN TO MOST OF THE AREA AND  
WIDESPREAD WIND THROUGH 9 PM THIS EVENING BEFORE MOVING EASTWARD.  
LIGHTNING STRIKES ARE THE MAIN FIRE CONCERN BASED ON THE UPCOMING  
STRONG WINDS. THE LOWEST RAIN AMOUNTS ARE EXPECTED IN SOUTHWEST  
PHILLIPS AND PETROLEUM COUNTY. OVERALL, FIRE CONCERNS ARE THE  
LOWEST IN THE NORTHEAST BASED ON RAINFALL AMOUNTS (BETWEEN 0.4 TO  
0.9 INCHES OF RAIN).  
 
MTZ134-142230-  
NORTHERN VALLEY AND NORTHERN PHILLIPS COUNTIES-  
102 AM MDT MON SEP 14 2026  
   
TODAY  
 
SKY/WEATHER.........SHOWERS IN THE MORNING, THEN A CHANCE OF  
SHOWERS IN THE AFTERNOON.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....58-63.  
MIN HUMIDITY........60-65 PERCENT.  
20-FOOT WINDS.......WEST WINDS 20 TO 30 MPH. GUSTS UP TO 45 MPH IN  
THE AFTERNOON.  
CWR (> 0.10 INCH)...40 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE  
OF SHOWERS IN THE EVENING.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....39-44.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 20 TO 30 MPH DECREASING TO 10  
TO 20 MPH WITH GUSTS TO AROUND 40 MPH IN THE  
LATE EVENING AND OVERNIGHT.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....61-66.  
MIN HUMIDITY........41-46 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS UP TO 5 MPH BECOMING EAST 5 TO  
10 MPH IN THE AFTERNOON.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S. SOUTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER  
40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS AROUND 70.    
SUNDAY  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
UPPER 40S. HIGHS IN THE LOWER 70S.  
 
 
 
MTZ135-142230-  
THE LITTLE ROCKIES-  
102 AM MDT MON SEP 14 2026  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). A SLIGHT CHANCE  
OF SHOWERS.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....62-67 VALLEYS AND 52-57 RIDGES.  
MIN HUMIDITY........55-60 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......WEST WINDS 20 TO 30 MPH.  
RIDGE............WEST WINDS 20 TO 30 MPH.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (45-55 PERCENT). A SLIGHT CHANCE  
OF SHOWERS IN THE EVENING.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....44-49 VALLEYS AND 38-43 RIDGES.  
MAX HUMIDITY........84-89 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 15 TO 25 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
RIDGE............NORTHWEST WINDS 15 TO 25 MPH DECREASING TO 5  
TO 15 MPH AFTER MIDNIGHT.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....67-72 VALLEYS AND 57-62 RIDGES.  
MIN HUMIDITY........34-39 PERCENT VALLEYS AND 45-50 PERCENT RIDGES.  
20-FOOT WINDS.......  
LOWER ELEVATION......UPSLOPE/UPVALLEY 2-5 MPH BECOMING  
SOUTHEAST 10 TO 15 MPH IN THE LATE MORNING  
AND AFTERNOON.  
RIDGE............SOUTHEAST WINDS 10 TO 15 MPH.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO  
20 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 70S. SOUTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER  
50S. HIGHS AROUND 70. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE  
UPPER 60S.    
SUNDAY  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. HIGHS IN THE LOWER 70S.  
 
 
 
MTZ136-142230-  
THE LOWER MISSOURI RIVER BREAKS INCLUDING THE CHARLES M RUSSELL  
NATIONAL WILDLIFE REFUGE-  
102 AM MDT MON SEP 14 2026  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A CHANCE OF  
SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....62-67.  
MIN HUMIDITY........48-53 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......WEST WINDS 20 TO 30 MPH.  
RIDGE............WEST WINDS 20 TO 30 MPH.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT). A SLIGHT CHANCE  
OF SHOWERS IN THE EVENING.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....42-47.  
MAX HUMIDITY........91-96 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 15 TO 25 MPH BECOMING WEST  
5 TO 15 MPH AFTER MIDNIGHT.  
RIDGE............NORTHWEST WINDS 20 TO 30 MPH BECOMING WEST 5  
TO 10 MPH.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....64-69.  
MIN HUMIDITY........34-39 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......UPSLOPE/UPVALLEY 2-5 MPH.  
RIDGE............EAST WINDS 5 TO 10 MPH.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
UPPER 60S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID  
70S. SOUTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER  
50S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE  
LOWER 70S.    
SUNDAY  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. HIGHS IN THE LOWER 70S.  
 
 
 
MTZ137-142230-  
SOUTHERN PETROLEUM AND SOUTHERN GARFIELD COUNTIES-  
102 AM MDT MON SEP 14 2026  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A CHANCE OF  
SHOWERS IN THE MORNING.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....62-67.  
MIN HUMIDITY........45-50 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......WEST WINDS 25 TO 35 MPH.  
RIDGE............WEST WINDS 25 TO 35 MPH.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (30-40 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....40-45.  
MAX HUMIDITY........94-99 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 20 TO 30 MPH BECOMING WEST  
5 TO 10 MPH.  
RIDGE............NORTHWEST WINDS 25 TO 35 MPH BECOMING WEST 5  
TO 15 MPH.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
TUESDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....66-71.  
MIN HUMIDITY........31-36 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......EAST WINDS 10 TO 15 MPH.  
RIDGE............EAST WINDS 10 TO 15 MPH.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
UPPER 60S. NORTHEAST WINDS 10 TO 20 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID  
70S. SOUTHEAST WINDS 5 TO 15 MPH.    
FRIDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER  
50S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE LOWER 70S.    
SUNDAY  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.  
 
 
 
MTZ120-142230-  
FORT PECK RESERVATION AND DANIELS/ROOSEVELT/SHERIDAN COUNTIES-  
102 AM MDT MON SEP 14 2026  
   
TODAY  
 
SKY/WEATHER.........SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON.  
CHANCE OF THUNDER...20 PERCENT.  
MAX TEMPERATURE.....59-64.  
MIN HUMIDITY........64-69 PERCENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 40 MPH INCREASING TO WEST 30 TO 40 MPH  
IN THE LATE MORNING AND AFTERNOON.  
CWR (> 0.10 INCH)...100 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE  
OF SHOWERS IN THE EVENING.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....40-45.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO  
AROUND 50 MPH DECREASING TO 10 TO 20 MPH AFTER  
MIDNIGHT.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....61-66.  
MIN HUMIDITY........42-47 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 15 MPH BECOMING NORTHEAST  
UP TO 5 MPH LATE IN THE AFTERNOON.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 40S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 15 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S. SOUTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER  
40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS AROUND 70.    
SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER  
40S. HIGHS IN THE LOWER 70S.  
 
 
 
MTZ122-142230-  
DAWSON/MCCONE/PRAIRIE/RICHLAND/WIBAUX COUNTIES-  
102 AM MDT MON SEP 14 2026  
   
TODAY  
 
SKY/WEATHER.........SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE MORNING.  
CHANCE OF THUNDER...20 PERCENT.  
MAX TEMPERATURE.....64-69.  
MIN HUMIDITY........47-52 PERCENT.  
20-FOOT WINDS.......WEST WINDS 25 TO 35 MPH WITH GUSTS TO AROUND 50  
MPH.  
CWR (> 0.10 INCH)...40 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT). A SLIGHT CHANCE  
OF SHOWERS IN THE EVENING.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....41-46.  
MAX HUMIDITY........95-100 PERCENT.  
20-FOOT WINDS.......WEST WINDS 25 TO 35 MPH WITH GUSTS TO AROUND 50  
MPH DECREASING TO 10 TO 20 MPH AFTER MIDNIGHT.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....65-70.  
MIN HUMIDITY........37-42 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH BECOMING EAST UP TO  
5 MPH LATE IN THE AFTERNOON.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 70S. NORTHEAST WINDS 10 TO 20 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
70S. EAST WINDS 10 TO 15 MPH.    
FRIDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER  
50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 15 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE LOWER 70S.    
SUNDAY  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.  
 
 
 
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