883  
FNUS55 KMSO 210937  
FWFMSO  
 
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO  
NATIONAL WEATHER SERVICE MISSOULA MT  
337 AM MDT WED OCT 21 2026  
 
   
DISCUSSION  
 
IDAHO (ZONES 102 AND 103): HIGH PRESSURE WILL CONTINUE TO BRING MILD  
DAY-TIME TEMPERATURES THROUGH THURSDAY. VALLEY INVERSIONS WILL LIMIT  
DISPERSION AND MIXING, WITH LIGHT AND VARIABLE WINDS EXPECTED TODAY. A  
SIGNIFICANT CHANGE ARRIVES THURSDAY NIGHT INTO FRIDAY AS A COLD FRONT  
PUSHES THROUGH THE REGION, BRINGING COLDER TEMPERATURES AND  
PRECIPITATION. THE NEZ PERCE NF AND HELLS CANYON REGION WILL SEE THE  
HIGHEST PRECIPITATION TOTALS WITH 0.50-1.00 INCHES, WITH RAIN TOTALS  
DECREASING TOWARDS 0.10 INCHES OR LESS ACROSS THE PALOUSE.  
 
NORTHWEST MT (ZONES 104 AND 105): HIGH PRESSURE WILL CONTINUE TO BRING  
MILD DAY-TIME TEMPERATURES THROUGH THURSDAY. VALLEY INVERSIONS WILL  
LIMIT DISPERSION AND MIXING, WITH LIGHT AND VARIABLE WINDS EXPECTED  
TODAY. A SIGNIFICANT CHANGE ARRIVES THURSDAY NIGHT INTO FRIDAY AS A COLD  
FRONT PUSHES THROUGH THE REGION, BRINGING COLDER TEMPERATURES AND  
PRECIPITATION. THE FLATHEAD NF AND GLACIER PARK WILL SEE THE HIGHEST  
PRECIPITATION TOTALS WITH 0.25-0.75 INCHES, WITH RAIN TOTALS DECREASING  
TOWARDS 0.10 INCHES OR LESS ACROSS THE KOOTENAI, PARTICULARLY CLOSER TO  
THE IDAHO BORDER.  
 
WEST CENTRAL MT (ZONES 106, 107 AND 108): HIGH PRESSURE WILL CONTINUE  
TO BRING MILD DAY-TIME TEMPERATURES THROUGH THURSDAY. VALLEY INVERSIONS  
WILL LIMIT DISPERSION AND MIXING, WITH LIGHT AND VARIABLE WINDS EXPECTED  
TODAY. A SIGNIFICANT CHANGE ARRIVES THURSDAY NIGHT INTO FRIDAY AS A  
COLD FRONT PUSHES THROUGH THE REGION, BRINGING COLDER TEMPERATURES AND  
PRECIPITATION. VALLEY RAIN TOTALS OF 0.25-0.50 INCHES ARE GENERALLY  
EXPECTED WITH 0.75-1.00 INCHES ACROSS THE HIGHER TERRAIN. RAIN TOTALS  
DECREASE CLOSER TO 0.10-0.25 NEAR THE IDAHO BORDER IN THE WEST LOLO.  
 
SOUTHWEST MT (ZONES 109, 110 AND 111): HIGH PRESSURE WILL CONTINUE TO  
BRING MILD DAY-TIME TEMPERATURES THROUGH THURSDAY. VALLEY INVERSIONS  
WILL LIMIT DISPERSION AND MIXING, WITH LIGHT AND VARIABLE WINDS EXPECTED  
TODAY ACROSS THE BITTERROOT NF. SOUTH-SOUTHWEST WINDS WILL DEVELOP EAST  
OF THE DIVIDE, WITH GUSTS OF 15-20 MPH. A SIGNIFICANT CHANGE ARRIVES  
THURSDAY NIGHT INTO FRIDAY AS A COLD FRONT PUSHES THROUGH THE REGION,  
BRINGING COLDER TEMPERATURES AND PRECIPITATION. WIDESPREAD SOAKING RAINS  
ARE EXPECTED WITH RAIN TOTALS OF 0.50-0.75 INCHES IN VALLEY AREAS, AND  
UP TO 1.50 INCHES ACROSS THE HIGHER TERRAIN.  
 
IDZ102-103-220945-  
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-  
237 AM PDT WED OCT 21 2026  
   
TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....70-80 VALLEYS AND 60-65 RIDGES.  
* MIN HUMIDITY........32-42 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN  
THE AFTERNOON.  
* RIDGE TOP............SOUTH 5-15 MPH BECOMING SOUTHWEST UP TO 5  
MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 3  
KFT AGL UNTIL 1400, THEN 5 KFT AGL UNTIL 1700, THEN 4 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH UNTIL 1300, THEN  
SOUTHWEST 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-50.  
* MAX HUMIDITY........76-86 PERCENT VALLEYS AND 67-77 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHEAST 5-10 MPH.  
* RIDGE TOP............SOUTHEAST 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 55-65 RIDGES.  
* MIN HUMIDITY........54-64 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN  
THE AFTERNOON.  
* RIDGE TOP............SOUTHEAST 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 4  
KFT AGL UNTIL 1500, THEN 5 KFT AGL UNTIL 1700, THEN 2 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH UNTIL 1400, THEN  
SOUTHWEST 10 MPH.  
* CHANCE LIGHTNING....20 PERCENT.  
* CWR (> 0.10 INCH)...10 PERCENT.  
   
FRIDAY  
COOLER. CLOUDY WITH RAIN SHOWERS AND CHANCE OF SNOW. CHANCE  
OF PRECIPITATION 90 PERCENT. LOWS 40-50. HIGHS 45-55. MIN HUMIDITIES  
45-55 PERCENT. WEST WINDS 10-15 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS 30-40. HIGHS 50-60. MIN HUMIDITIES  
35-45 PERCENT. SOUTH WINDS 5-10 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS 35-45. HIGHS 50-60. SOUTHEAST WINDS  
5-10 MPH.    
MONDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND SNOW.  
CHANCE OF PRECIPITATION 20 PERCENT. LOWS 35-45. HIGHS 50-60.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND SNOW.  
CHANCE OF PRECIPITATION 20 PERCENT. LOWS 35-45. HIGHS 50-60.  
 
 
 
MTZ104-105-220945-  
KOOTENAI-FLATHEAD/GLACIER PARK-  
337 AM MDT WED OCT 21 2026  
   
TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 50-60 RIDGES.  
* MIN HUMIDITY........29-39 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN  
THE AFTERNOON.  
* RIDGE TOP............SOUTHWEST 5-15 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1300, THEN 4  
KFT AGL.  
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1500, THEN SOUTHWEST 10  
MPH.  
* CHANCE LIGHTNING....0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....35-45.  
* MAX HUMIDITY........91-100 PERCENT VALLEYS AND 58-68 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTH 5-10 MPH.  
* RIDGE TOP............SOUTH 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....SOUTH 10 MPH.  
* CHANCE LIGHTNING....0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........32-42 PERCENT VALLEYS AND 41-51 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTHEAST 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 3  
KFT AGL UNTIL 1300, THEN 5 KFT AGL UNTIL 1700, THEN 3 KFT AGL.  
* TRANSPORT WINDS.....SOUTHEAST 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT OVER THE KOOTENAI...AND 0  
PERCENT TOWARD THE FLATHEAD/GLACIER PARK.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY  
COOLER. MOSTLY CLOUDY WITH RAIN. CHANCE OF RAIN 80 PERCENT.  
LOWS 40-50. HIGHS 45-55. MIN HUMIDITIES 45-55 PERCENT. NORTHWEST WINDS  
10-15 MPH.    
SATURDAY  
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW  
30 PERCENT. LOWS 30-40. HIGHS 45-55. MIN HUMIDITIES 45-55 PERCENT.  
SOUTHWEST WINDS 10-15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH CHANCE OF SNOW AND SLIGHT CHANCE OF RAIN.  
CHANCE OF PRECIPITATION 30 PERCENT. LOWS 30-40. HIGHS 40-50. NORTHEAST  
WINDS 5-10 MPH.    
MONDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW  
20 PERCENT. LOWS 25-35. HIGHS 45-55.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 30-40. HIGHS 45-55.  
 
 
 
MTZ106-108-220945-  
WEST LOLO-EAST LOLO-  
337 AM MDT WED OCT 21 2026  
   
TODAY  
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 58-68 RIDGES.  
* MIN HUMIDITY........27-37 PERCENT VALLEYS AND 35-45 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTH 5-10 MPH BECOMING SOUTHWEST IN THE  
AFTERNOON.  
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1300. 5 KFT AGL AFTER 1500.  
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1400, THEN SOUTHWEST 10  
MPH.  
* CHANCE LIGHTNING....0 PERCENT OVER THE WEST LOLO...AND NEAR 0  
PERCENT TOWARD THE EAST LOLO.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....33-43 VALLEYS AND 40-45 RIDGES.  
* MAX HUMIDITY........74-84 PERCENT VALLEYS AND 66-76 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.  
* RIDGE TOP............SOUTH 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....58-68.  
* MIN HUMIDITY........39-49 PERCENT VALLEYS AND 49-59 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTHEAST UP TO 5 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 3  
KFT AGL UNTIL 1400, THEN 5 KFT AGL UNTIL 1700, THEN 2 KFT AGL.  
* TRANSPORT WINDS.....SOUTHEAST 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY  
COOLER. CLOUDY WITH RAIN. CHANCE OF RAIN 90 PERCENT. LOWS  
40-50. HIGHS 45-55. MIN HUMIDITIES 50-60 PERCENT. WEST WINDS 10-15 MPH.   
SATURDAY  
PARTLY CLOUDY. LOWS 30-40. HIGHS 45-55. MIN HUMIDITIES  
45-55 PERCENT. SOUTHWEST WINDS 5-10 MPH.    
SUNDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW  
20 PERCENT. LOWS 30-40. HIGHS 45-55. EAST WINDS 5-10 MPH.    
MONDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW  
20 PERCENT. LOWS 30-40. HIGHS 45-55.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 30-40. HIGHS 45-55.  
 
 
 
MTZ107-220945-  
FLATHEAD RESERVATION-  
337 AM MDT WED OCT 21 2026  
   
TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-70 VALLEYS AND 50-55 RIDGES.  
* MIN HUMIDITY........35-45 PERCENT VALLEYS AND 46-56 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTH 5-15 MPH BECOMING SOUTHWEST 5-10 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1400, THEN 3 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.  
* CHANCE LIGHTNING....0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....35-45.  
* MAX HUMIDITY........77-87 PERCENT VALLEYS AND 64-74 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTH 5-10 MPH.  
* RIDGE TOP............SOUTH 10-15 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.  
* CHANCE LIGHTNING....0 PERCENT OVER AREAS WEST OF HIGHWAY 93...AND  
NEAR 0 PERCENT TOWARD THE MISSION MTNS AND AREAS EAST OF HIGHWAY  
93.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-70 VALLEYS AND 50-55 RIDGES.  
* MIN HUMIDITY........39-49 PERCENT VALLEYS AND 53-63 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN  
THE AFTERNOON.  
* RIDGE TOP............SOUTHEAST 5-15 MPH DECREASING TO UP TO 5 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1300, THEN 4 KFT AGL UNTIL  
1700, THEN BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.  
* CHANCE LIGHTNING....0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY  
COOLER. CLOUDY WITH RAIN. CHANCE OF RAIN 80 PERCENT. LOWS  
40-50. HIGHS 50-60. MIN HUMIDITIES 50-60 PERCENT. WEST WINDS 10-15 MPH.   
SATURDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. CHANCE OF RAIN  
20 PERCENT. LOWS 30-40. HIGHS 50-60. MIN HUMIDITIES 45-55 PERCENT.  
SOUTHWEST WINDS 5-10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 30-40. HIGHS 45-55. NORTHEAST WINDS  
5-10 MPH.    
MONDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 30-40. HIGHS 45-55.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 30-40. HIGHS 50-60.  
 
 
 
MTZ109-220945-  
BITTERROOT-  
337 AM MDT WED OCT 21 2026  
   
TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....70-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........37-47 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTH 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 4  
KFT AGL UNTIL 1400, THEN 6 KFT AGL UNTIL 1700, THEN 4 KFT AGL.  
* TRANSPORT WINDS.....SOUTH 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........83-93 PERCENT VALLEYS AND 66-76 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTH 5-10 MPH.  
* RIDGE TOP............SOUTH 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....SOUTH 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.....70-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........45-55 PERCENT VALLEYS AND 55-65 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTH 5-10 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100, THEN 3  
KFT AGL UNTIL 1300, THEN 6 KFT AGL UNTIL 1700, THEN 3 KFT AGL.  
* TRANSPORT WINDS.....SOUTH 15 MPH.  
* CHANCE LIGHTNING....15 PERCENT OVER THE DARBY, SULA, AND WEST  
FORK DISTRICTS...AND 20 PERCENT TOWARD AREAS NORTH OF HAMILTON.  
* CWR (> 0.10 INCH)...10 PERCENT.  
   
FRIDAY  
COLDER. CLOUDY WITH RAIN SHOWERS WITH POSSIBLE SNOW AND  
THUNDERSTORMS LIKELY. CHANCE OF PRECIPITATION 90 PERCENT. LOWS 35-45.  
HIGHS 40-50. MIN HUMIDITIES 45-55 PERCENT. WEST WINDS 10-20 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS 30-40. HIGHS 45-55. MIN HUMIDITIES  
30-40 PERCENT. SOUTHWEST WINDS 5-10 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS 30-40. HIGHS 50-60. SOUTH WINDS 5-10 MPH.   
MONDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW  
20 PERCENT. LOWS 30-40. HIGHS 45-55.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 30-40. HIGHS 45-55.  
 
 
 
MTZ110-111-220945-  
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-  
337 AM MDT WED OCT 21 2026  
   
TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN.  
* MAX TEMPERATURE.....65-70 VALLEYS AND 50-60 RIDGES.  
* MIN HUMIDITY........32-42 PERCENT VALLEYS AND 41-51 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTH 5-15 MPH.  
* RIDGE TOP............SOUTH 5-15 MPH.  
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1200. 6 KFT AGL AFTER 1400.  
* TRANSPORT WINDS.....SOUTH 15 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....25-35 VALLEYS AND 35-40 RIDGES.  
* MAX HUMIDITY........88-98 PERCENT VALLEYS AND 74-84 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTH 5-15 MPH.  
* RIDGE TOP............SOUTH 5-15 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.  
* TRANSPORT WINDS.....SOUTH 10 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-70 VALLEYS AND 50-60 RIDGES.  
* MIN HUMIDITY........34-44 PERCENT VALLEYS AND 47-57 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTH 10-20 MPH.  
* RIDGE TOP............SOUTH 10-20 MPH.  
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100. 6 KFT  
AGL AFTER 1300.  
* TRANSPORT WINDS.....SOUTH 15 MPH.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY  
COOLER. RAIN AND SNOW. CHANCE OF PRECIPITATION NEAR  
100 PERCENT. LOWS 40-50. HIGHS 45-55. MIN HUMIDITIES 55-65 PERCENT.  
SOUTHWEST WINDS 10-20 MPH.    
SATURDAY  
PARTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW 60 PERCENT.  
LOWS 25-35. HIGHS 40-50. MIN HUMIDITIES 45-55 PERCENT. WEST WINDS  
15-25 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS 25-35. HIGHS 45-55. SOUTH WINDS 5-10 MPH.   
MONDAY  
PARTLY CLOUDY. LOWS 25-35. HIGHS 45-55.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 25-35. HIGHS 45-55.  
 
 
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