507  
FNUS55 KGGW 200950  
FWFGGW  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHEAST MONTANA  
NATIONAL WEATHER SERVICE GLASGOW MT  
250 AM MST WED NOV 20 2024  
   
DISCUSSION  
 
BRISK NW WINDS WILL BEGIN SUBSIDING IN THE LATE AFTERNOON AND THEN  
BECOMING LIGHT AND VARIABLE OVERNIGHT. THURSDAY AFTERNOON, CHANCES  
FOR PRECIPITATION WILL INCREASE AND CONTINUE THROUGH SATURDAY  
NIGHT.  
 
MTZ134-202345-  
NORTHERN VALLEY AND NORTHERN PHILLIPS COUNTIES-  
250 AM MST WED NOV 20 2024  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....24-29.  
MIN HUMIDITY........49-54 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 15 TO 25 MPH DECREASING TO 5 TO  
15 MPH LATE IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT).  
MIN TEMPERATURE.....8-13.  
MAX HUMIDITY........86-91 PERCENT.  
20-FOOT WINDS.......NORTH WINDS 5 TO 10 MPH BECOMING EAST AFTER  
MIDNIGHT.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A SLIGHT CHANCE  
OF LIGHT SNOW IN THE AFTERNOON.  
MAX TEMPERATURE.....31-36.  
MIN HUMIDITY........53-58 PERCENT.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 14.  
HIGHS IN THE UPPER 20S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
LIGHT SNOW AND A SLIGHT CHANCE OF FREEZING RAIN. LOWS  
AROUND 15. HIGHS IN THE UPPER 20S. EAST WINDS 5 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 6.  
HIGHS AROUND 18. NORTHWEST WINDS 10 TO 15 MPH.    
MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 3 BELOW. HIGHS AROUND 15.    
TUESDAY  
MOSTLY CLOUDY. LOWS NEAR ZERO. HIGHS AROUND 18.  
 
 
 
MTZ135-202345-  
THE LITTLE ROCKIES-  
250 AM MST WED NOV 20 2024  
   
TODAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....33-38 VALLEYS AND 25-30 RIDGES.  
MIN HUMIDITY........32-37 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......UPSLOPE/UPVALLEY 2-5 MPH BECOMING  
UPSLOPE/UPVALLEY 4-8 MPH LATE IN THE  
AFTERNOON.  
RIDGE............NORTHWEST WINDS 5 TO 15 MPH DECREASING TO UP  
TO 5 MPH EARLY IN THE AFTERNOON, THEN BECOMING  
SOUTHEAST LATE IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT).  
MIN TEMPERATURE.....23-28 VALLEYS AND 16-21 RIDGES.  
MAX HUMIDITY........50-55 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......EAST WINDS 5 TO 10 MPH.  
RIDGE............EAST WINDS 10 TO 15 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....40-45 VALLEYS AND 33-38 RIDGES.  
MIN HUMIDITY........42-47 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......UPSLOPE/UPVALLEY 2-5 MPH BECOMING  
UPSLOPE/UPVALLEY 4-8 MPH LATE IN THE  
AFTERNOON.  
RIDGE............SOUTHEAST WINDS 5 TO 10 MPH BECOMING SOUTH UP  
TO 5 MPH EARLY IN THE AFTERNOON, THEN BECOMING  
NORTHWEST LATE IN THE AFTERNOON.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
FRIDAY  
LIGHT SNOW LIKELY. LOWS IN THE LOWER 20S. HIGHS IN THE  
UPPER 20S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
LIGHT SNOW AND FREEZING RAIN LIKELY. LOWS IN THE  
LOWER 20S. HIGHS AROUND 30. EAST WINDS 5 TO 10 MPH.    
SUNDAY  
LIGHT SNOW LIKELY. LOWS AROUND 11. HIGHS AROUND 20.  
NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 7. HIGHS IN THE LOWER 20S.    
TUESDAY  
MOSTLY CLOUDY. LOWS AROUND 11. HIGHS IN THE MID 20S.  
 
 
 
MTZ136-202345-  
THE LOWER MISSOURI RIVER BREAKS INCLUDING THE CHARLES M RUSSELL  
NATIONAL WILDLIFE REFUGE-  
250 AM MST WED NOV 20 2024  
   
TODAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....30-35.  
MIN HUMIDITY........42-47 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......WEST WINDS 10 TO 20 MPH BECOMING  
UPSLOPE/UPVALLEY 4-8 MPH LATE IN THE  
AFTERNOON.  
RIDGE............NORTHWEST WINDS 10 TO 20 MPH DECREASING TO 5  
TO 10 MPH LATE IN THE AFTERNOON.  
HAINES INDEX........5 MODERATE.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).  
MIN TEMPERATURE.....17-22.  
MAX HUMIDITY........68-73 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
RIDGE............EAST WINDS 5 TO 10 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....38-43.  
MIN HUMIDITY........46-51 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......UPSLOPE/UPVALLEY 2-5 MPH BECOMING  
UPSLOPE/UPVALLEY 4-8 MPH LATE IN THE  
AFTERNOON.  
RIDGE............SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........5 MODERATE.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS IN THE  
LOWER 20S. HIGHS IN THE LOWER 30S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
LIGHT SNOW LIKELY AND A CHANCE OF FREEZING RAIN. LOWS  
IN THE LOWER 20S. HIGHS IN THE LOWER 30S. EAST WINDS 5 TO 10 MPH.   
SUNDAY  
LIGHT SNOW LIKELY. LOWS AROUND 13. HIGHS IN THE LOWER  
20S. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 6. HIGHS IN THE LOWER 20S.    
TUESDAY  
MOSTLY CLOUDY. LOWS AROUND 9. HIGHS IN THE MID 20S.  
 
 
 
MTZ137-202345-  
SOUTHERN PETROLEUM AND SOUTHERN GARFIELD COUNTIES-  
250 AM MST WED NOV 20 2024  
   
TODAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....32-37.  
MIN HUMIDITY........35-40 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 10 TO 20 MPH BECOMING  
UPSLOPE/UPVALLEY 4-8 MPH LATE IN THE  
AFTERNOON.  
RIDGE............NORTHWEST WINDS 10 TO 20 MPH BECOMING NORTH 5  
TO 10 MPH LATE IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).  
MIN TEMPERATURE.....17-22.  
MAX HUMIDITY........64-69 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH BECOMING  
SOUTHEAST 5 TO 10 MPH AFTER MIDNIGHT.  
RIDGE............SOUTHEAST WINDS 5 TO 10 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....42-47.  
MIN HUMIDITY........38-43 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......UPSLOPE/UPVALLEY 2-5 MPH.  
RIDGE............SOUTH WINDS 5 TO 10 MPH BECOMING SOUTHWEST IN  
THE AFTERNOON.  
HAINES INDEX........5 MODERATE.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS IN THE  
LOWER 20S. HIGHS IN THE MID 30S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS IN THE  
LOWER 20S. HIGHS IN THE MID 30S. EAST WINDS 5 TO 10 MPH.    
SUNDAY  
LIGHT SNOW LIKELY. LOWS AROUND 14. HIGHS IN THE MID  
20S. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 6. HIGHS IN THE MID 20S.    
TUESDAY  
MOSTLY CLOUDY. LOWS AROUND 9. HIGHS IN THE UPPER 20S.  
 
 
 
MTZ120-202345-  
FORT PECK RESERVATION AND DANIELS/ROOSEVELT/SHERIDAN COUNTIES-  
250 AM MST WED NOV 20 2024  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). PATCHY BLOWING  
SNOW THROUGH THE DAY.  
MAX TEMPERATURE.....23-28.  
MIN HUMIDITY........69-74 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 25 TO 35 MPH DECREASING TO 15  
TO 25 MPH LATE IN THE AFTERNOON.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).  
MIN TEMPERATURE.....5-10.  
MAX HUMIDITY........89-94 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 20 MPH BECOMING NORTH 5  
TO 10 MPH AFTER MIDNIGHT.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT).  
MAX TEMPERATURE.....23-28.  
MIN HUMIDITY........75-80 PERCENT.  
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 11.  
HIGHS IN THE MID 20S. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
LIGHT SNOW LIKELY. LOWS AROUND 13. HIGHS IN THE MID  
20S. EAST WINDS 5 TO 15 MPH.    
SUNDAY  
LIGHT SNOW LIKELY. LOWS AROUND 8. HIGHS AROUND 18.  
NORTH WINDS 10 TO 20 MPH.    
MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 1 BELOW. HIGHS AROUND 14.    
TUESDAY  
MOSTLY CLOUDY. LOWS AROUND 1 BELOW. HIGHS AROUND 17.  
 
 
 
MTZ122-202345-  
DAWSON/MCCONE/PRAIRIE/RICHLAND/WIBAUX COUNTIES-  
250 AM MST WED NOV 20 2024  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). PATCHY BLOWING  
SNOW.  
MAX TEMPERATURE.....28-33.  
MIN HUMIDITY........56-61 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 20 TO 30 MPH DECREASING TO 10  
TO 20 MPH LATE IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
MIN TEMPERATURE.....8-13.  
MAX HUMIDITY........86-91 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 15 MPH BECOMING NORTH UP  
TO 5 MPH AFTER MIDNIGHT, THEN BECOMING EAST  
EARLY IN THE MORNING.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
   
THURSDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).  
MAX TEMPERATURE.....33-38.  
MIN HUMIDITY........55-60 PERCENT.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........5 MODERATE.  
LAL.................1.  
CWR (> 0.10 INCH)...ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 16.  
HIGHS AROUND 30. NORTHEAST WINDS 5 TO 10 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND  
18. HIGHS IN THE LOWER 30S. EAST WINDS 5 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 13.  
HIGHS IN THE LOWER 20S. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 4. HIGHS IN THE LOWER 20S.    
TUESDAY  
MOSTLY CLOUDY. LOWS AROUND 5. HIGHS IN THE MID 20S.  
 
 
 
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