200  
FNUS55 KGGW 110958  
FWFGGW  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHEAST MONTANA  
NATIONAL WEATHER SERVICE GLASGOW MT  
358 AM MDT SUN APR 11 2021  
   
DISCUSSION
 
 
GUSTY NORTHWEST WINDS TODAY AND MONDAY WILL CALM QUICKLY IN EACH  
OVERNIGHT PERIOD. TEMPERATURES WILL TREND DOWN THROUGH TUESDAY  
WITH SCATTERED TO DEFINITE SHOWERS THROUGH THAT TIME. WETTING  
RAINS WILL BE POSSIBLE MAINLY ACROSS THE NORTHEAST WITH MOST OF  
THE PRECIPITATION COMING DOWN IN SMALL HALF INCH SNOW BURSTS. DUE TO  
WARM GROUND, ACCUMULATIONS ARE NOT EXPECTED FOR MOST LOCATIONS. A  
VERY SLOW WARM UP IS EXPECTED WEDNESDAY THROUGH THE WEEKEND WITH  
LIGHT RAIN AND SNOW SHOWERS POSSIBLE ACROSS THE SOUTH WEDNESDAY TO  
THURSDAY NIGHT.  
 
MTZ134-112345-  
NORTHERN VALLEY AND NORTHERN PHILLIPS COUNTIES-  
358 AM MDT SUN APR 11 2021  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....42-47.  
MIN HUMIDITY........44-49 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 20 TO 30 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE  
OF LIGHT SNOW AFTER MIDNIGHT.  
MIN TEMPERATURE.....22-27.  
MAX HUMIDITY........79-84 PERCENT.  
20-FOOT WINDS.......NORTH WINDS 15 TO 25 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF  
LIGHT SNOW IN THE MORNING, THEN A CHANCE OF  
LIGHT RAIN AND SNOW IN THE AFTERNOON.  
MAX TEMPERATURE.....34-39.  
MIN HUMIDITY........52-57 PERCENT.  
20-FOOT WINDS.......NORTH WINDS 15 TO 25 MPH.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS IN THE  
LOWER 20S. HIGHS IN THE MID 30S. NORTH WINDS 10 TO 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 17. HIGHS IN THE UPPER 30S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
IN THE LOWER 20S. HIGHS IN THE LOWER 40S. NORTHEAST WINDS 5 TO  
15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW AND A SLIGHT  
CHANCE OF LIGHT RAIN. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S.  
 

 
 
MTZ135-112345-  
THE LITTLE ROCKIES-  
358 AM MDT SUN APR 11 2021  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....44-49 VALLEYS AND 34-39 RIDGES.  
MIN HUMIDITY........33-38 PERCENT VALLEYS AND 51-56 PERCENT RIDGES.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 15 TO 25 MPH.  
RIDGE............NORTHWEST WINDS 20 TO 30 MPH.  
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.....27-32 VALLEYS AND 21-26 RIDGES.  
MAX HUMIDITY........71-76 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 10 TO 20 MPH DECREASING TO  
5 TO 10 MPH AFTER MIDNIGHT.  
RIDGE............NORTH WINDS 10 TO 20 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A CHANCE OF  
LIGHT SNOW IN THE MORNING, THEN A CHANCE OF  
LIGHT RAIN AND SNOW IN THE AFTERNOON.  
MAX TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.  
MIN HUMIDITY........37-42 PERCENT VALLEYS AND 55-60 PERCENT RIDGES.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTH WINDS 10 TO 20 MPH.  
RIDGE............NORTH WINDS 10 TO 20 MPH.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS IN THE MID  
20S. HIGHS IN THE LOWER 30S. NORTH WINDS 5 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW AND A SLIGHT  
CHANCE OF FREEZING RAIN. LOWS IN THE LOWER 20S. HIGHS IN THE MID  
30S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
IN THE MID 20S. HIGHS IN THE UPPER 30S. NORTHEAST WINDS 5 TO  
10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW AND A SLIGHT  
CHANCE OF LIGHT RAIN. LOWS AROUND 30. HIGHS IN THE MID 40S.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 50S.  
 

 
 
MTZ136-112345-  
THE LOWER MISSOURI RIVER BREAKS INCLUDING THE CHARLES M RUSSELL  
NATIONAL WILDLIFE REFUGE-  
358 AM MDT SUN APR 11 2021  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....44-49.  
MIN HUMIDITY........37-42 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 15 TO 25 MPH.  
RIDGE............NORTHWEST WINDS 20 TO 30 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).  
MIN TEMPERATURE.....25-30.  
MAX HUMIDITY........74-79 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 10 TO 20 MPH.  
RIDGE............NORTHWEST WINDS 15 TO 25 MPH DECREASING TO 10  
TO 15 MPH EARLY IN THE MORNING.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). A CHANCE OF  
LIGHT SNOW IN THE MORNING, THEN A CHANCE OF  
LIGHT RAIN AND A SLIGHT CHANCE OF LIGHT SNOW IN  
THE AFTERNOON.  
MAX TEMPERATURE.....37-42.  
MIN HUMIDITY........46-51 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTH WINDS 10 TO 20 MPH.  
RIDGE............NORTH WINDS 10 TO 20 MPH.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
IN THE MID 20S. HIGHS IN THE MID 30S. NORTH WINDS 10 TO 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT RAIN AND  
SNOW. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. NORTHEAST  
WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
IN THE UPPER 20S. HIGHS IN THE LOWER 40S. NORTHEAST WINDS 5 TO  
15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS IN  
THE LOWER 30S. HIGHS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 50S.  
 

 
 
MTZ137-112345-  
SOUTHERN PETROLEUM AND SOUTHERN GARFIELD COUNTIES-  
358 AM MDT SUN APR 11 2021  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A CHANCE OF  
LIGHT SNOW IN THE MORNING.  
MAX TEMPERATURE.....43-48.  
MIN HUMIDITY........35-40 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 20 TO 30 MPH.  
RIDGE............NORTHWEST WINDS 20 TO 30 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).  
MIN TEMPERATURE.....23-28.  
MAX HUMIDITY........76-81 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTHWEST WINDS 15 TO 25 MPH DECREASING TO  
10 TO 15 MPH EARLY IN THE MORNING.  
RIDGE............NORTHWEST WINDS 15 TO 25 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A SLIGHT CHANCE  
OF LIGHT SNOW IN THE MORNING, THEN A SLIGHT  
CHANCE OF LIGHT RAIN AND SNOW IN THE AFTERNOON.  
MAX TEMPERATURE.....38-43.  
MIN HUMIDITY........42-47 PERCENT.  
20-FOOT WINDS.......  
LOWER ELEVATION......NORTH WINDS 15 TO 25 MPH.  
RIDGE............NORTH WINDS 15 TO 25 MPH.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT RAIN AND SNOW.  
LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. NORTH WINDS 10 TO  
20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
AROUND 19. HIGHS IN THE UPPER 30S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
LIGHT SNOW LIKELY AND A CHANCE OF LIGHT RAIN. LOWS IN  
THE MID 20S. HIGHS IN THE LOWER 40S. NORTHEAST WINDS 5 TO 15 MPH.   
FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS IN  
THE UPPER 20S. HIGHS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT RAIN AND  
SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S.  
 

 
 
MTZ120-112345-  
FORT PECK RESERVATION AND DANIELS/ROOSEVELT/SHERIDAN COUNTIES-  
358 AM MDT SUN APR 11 2021  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A CHANCE OF  
LIGHT RAIN AND A SLIGHT CHANCE OF LIGHT SNOW IN  
THE MORNING.  
MAX TEMPERATURE.....42-47.  
MIN HUMIDITY........47-52 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO  
AROUND 45 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........A CHANCE OF LIGHT SNOW AND A SLIGHT CHANCE OF  
LIGHT RAIN IN THE EVENING, THEN A CHANCE OF  
LIGHT SNOW AFTER MIDNIGHT.  
MIN TEMPERATURE.....21-26.  
MAX HUMIDITY........79-84 PERCENT.  
20-FOOT WINDS.......NORTH WINDS 15 TO 25 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...30 PERCENT.  
   
MONDAY
 
 
SKY/WEATHER.........LIGHT SNOW LIKELY IN THE MORNING, THEN A CHANCE  
OF LIGHT SNOW IN THE AFTERNOON.  
MAX TEMPERATURE.....32-37.  
MIN HUMIDITY........61-66 PERCENT.  
20-FOOT WINDS.......NORTH WINDS 15 TO 25 MPH.  
HAINES INDEX........2 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...20 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 20.  
HIGHS IN THE LOWER 30S. NORTH WINDS 10 TO 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND  
17. HIGHS IN THE MID 30S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
IN THE LOWER 20S. HIGHS AROUND 40. NORTHEAST WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW AND A SLIGHT  
CHANCE OF LIGHT RAIN. LOWS IN THE MID 20S. HIGHS IN THE MID 40S.    
SATURDAY
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S.  
 

 
 
MTZ122-112345-  
DAWSON/MCCONE/PRAIRIE/RICHLAND/WIBAUX COUNTIES-  
358 AM MDT SUN APR 11 2021  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A CHANCE OF  
LIGHT RAIN AND SNOW IN THE MORNING.  
MAX TEMPERATURE.....44-49.  
MIN HUMIDITY........41-46 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO  
AROUND 45 MPH.  
HAINES INDEX........4 LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...20 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (45-55 PERCENT). A SLIGHT CHANCE  
OF LIGHT SNOW AFTER MIDNIGHT.  
MIN TEMPERATURE.....22-27.  
MAX HUMIDITY........77-82 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 15 TO 25 MPH.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF  
LIGHT SNOW IN THE MORNING, THEN A CHANCE OF  
LIGHT SNOW AND A SLIGHT CHANCE OF LIGHT RAIN IN  
THE AFTERNOON.  
MAX TEMPERATURE.....34-39.  
MIN HUMIDITY........55-60 PERCENT.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 20 MPH.  
HAINES INDEX........3 VERY LOW.  
LAL.................1.  
CWR (> 0.10 INCH)...10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW. LOWS AROUND 20.  
HIGHS IN THE MID 30S. NORTH WINDS 10 TO 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW. LOWS  
AROUND 17. HIGHS IN THE UPPER 30S. NORTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS  
IN THE MID 20S. HIGHS IN THE LOWER 40S. NORTHEAST WINDS 10 TO  
15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW. LOWS IN  
THE UPPER 20S. HIGHS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT RAIN AND  
SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S.  
 

 
 
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