416
FNUS55 KMSO 201922
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
122 PM MDT SUN SEP 20 2026
DISCUSSION
IDAHO (ZONES 102 AND 103): A RIDGE OF HIGH PRESSURE HAS ESTABLISHED
ITSELF OVER THE NORTHERN ROCKIES TODAY. THIS WILL BRING MOSTLY SUNNY
CONDITIONS WITH LIGHT WINDS FOR THE NEXT FEW DAYS. PATCHY VALLEY FOG AND
STRATUS WILL BE PRESENT THE NEXT FEW MORNINGS. FROST WILL BE POSSIBLE
IN THE HIGHER ELEVATED COMMUNITIES, SUCH AS ELK CITY EACH MORNING AS
WELL. THE NEXT CHANCE FOR PRECIPITATION WILL ARRIVE WITH A PACIFIC
TROUGH TOWARD THE END OF THE WEEK, ALONG WITH INCREASING WESTERLY WINDS.
NORTHWEST MT (ZONES 104 AND 105): A RIDGE OF HIGH PRESSURE HAS ESTABLISHED
ITSELF OVER THE NORTHERN ROCKIES TODAY. THIS WILL BRING MOSTLY SUNNY
CONDITIONS WITH LIGHT WINDS FOR THE NEXT FEW DAYS. PATCHY VALLEY FOG AND
STRATUS WILL BE PRESENT THE NEXT FEW MORNINGS. THE NEXT CHANCE FOR
PRECIPITATION WILL ARRIVE WITH A PACIFIC TROUGH TOWARD THE END OF THE
WEEK, ALONG WITH INCREASING WESTERLY WINDS.
WEST CENTRAL MT (ZONES 106, 107 AND 108): A RIDGE OF HIGH PRESSURE HAS ESTABLISHED
ITSELF OVER THE NORTHERN ROCKIES TODAY. THIS WILL BRING MOSTLY SUNNY
CONDITIONS WITH LIGHT WINDS FOR THE NEXT FEW DAYS. PATCHY VALLEY FOG AND
STRATUS WILL BE PRESENT THE NEXT FEW MORNINGS. FROST WILL BE POSSIBLE
IN THE HIGHER ELEVATED COMMUNITIES, SEELEY LAKE, CLEARWATER JUNCTION
AND OVANDO EACH MORNING AS WELL. THE NEXT CHANCE FOR PRECIPITATION WILL
ARRIVE WITH A PACIFIC TROUGH TOWARD THE END OF THE WEEK, ALONG WITH
INCREASING WESTERLY WINDS.
SOUTHWEST MT (ZONES 109, 110 AND 111):A RIDGE OF HIGH PRESSURE HAS ESTABLISHED
ITSELF OVER THE NORTHERN ROCKIES TODAY. THIS WILL BRING MOSTLY SUNNY
CONDITIONS WITH LIGHT WINDS FOR THE NEXT FEW DAYS. PATCHY VALLEY FOG AND
STRATUS WILL BE PRESENT THE NEXT FEW MORNINGS. THE NEXT CHANCE FOR
PRECIPITATION WILL ARRIVE WITH A PACIFIC TROUGH TOWARD THE END OF THE
WEEK, ALONG WITH INCREASING WESTERLY WINDS.
VIEW WEATHER BRIEFING VIDEOS ON OUR YOUTUBE CHANNEL
AT HTTPS://WWW.YOUTUBE.COM/NWSMISSOULA
IDZ102-103-211930-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
1222 PM PDT SUN SEP 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-55.
* MAX HUMIDITY........57-67 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHEAST 5-10 MPH BECOMING SOUTHEAST AFTER
MIDNIGHT.
* MIXING HEIGHT.......5 KFT AGL UNTIL 1900, 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.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....83-93 VALLEYS AND 70-75 RIDGES.
* MIN HUMIDITY........22-32 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH BECOMING SOUTHWEST UP TO 5
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100. 7 KFT
AGL AFTER 1500.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....50-60 VALLEYS AND 43-53 RIDGES.
* MAX HUMIDITY........55-65 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHWEST UP TO 5 MPH BECOMING SOUTHEAST
5-10 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.......6 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....80-90 VALLEYS AND 65-75 RIDGES.
* MIN HUMIDITY........27-37 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH BECOMING WEST UP TO 5 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100, THEN 4 KFT AGL UNTIL
1200, THEN 7 KFT AGL UNTIL 1400, THEN 8 KFT AGL UNTIL 1700, THEN
6 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH UNTIL 1100, THEN
WEST 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. MIN HUMIDITIES
25-35 PERCENT. WEST WINDS 5-10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 75-85. MIN HUMIDITIES
25-35 PERCENT. EAST WINDS 5-10 MPH.
FRIDAY
COOLER. PARTLY CLOUDY WITH CHANCE OF RAIN SHOWERS. CHANCE OF
SHOWERS 40 PERCENT. LOWS 50-60. HIGHS 60-70. SOUTHWEST WINDS 10-15 MPH.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN. CHANCE OF RAIN
40 PERCENT. LOWS 40-50. HIGHS 55-65.
SUNDAY
PARTLY CLOUDY. LOWS 40-50. HIGHS 55-65.
MTZ104-105-211930-
KOOTENAI-FLATHEAD/GLACIER PARK-
122 PM MDT SUN SEP 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....40-50.
* MAX HUMIDITY........81-91 PERCENT VALLEYS AND 62-72 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......4 KFT AGL UNTIL 1900, 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.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-85 VALLEYS AND 60-70 RIDGES.
* MIN HUMIDITY........24-34 PERCENT VALLEYS AND 32-42 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100. 6 KFT
AGL AFTER 1500.
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1400, THEN SOUTHWEST 10
MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........77-87 PERCENT VALLEYS AND 57-67 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTH 5-10 MPH.
* MIXING HEIGHT.......4 KFT AGL UNTIL 1900, THEN BELOW 500 FT TO 1
KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....75-80 VALLEYS AND 60-70 RIDGES.
* MIN HUMIDITY........27-37 PERCENT VALLEYS AND 38-48 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH BECOMING SOUTHWEST 5-15 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100. 8 KFT AGL AFTER 1400.
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1300, THEN SOUTHWEST 15
MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 65-75. MIN HUMIDITIES
25-35 PERCENT. SOUTHWEST WINDS 10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 65-75. MIN HUMIDITIES
30-40 PERCENT. SOUTH WINDS 10-15 MPH.
FRIDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN. CHANCE OF RAIN 40 PERCENT.
LOWS 45-55. HIGHS 60-70. SOUTHWEST WINDS 10-15 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE
OF PRECIPITATION 40 PERCENT. LOWS 40-50. HIGHS 50-60.
SUNDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 50-60.
MTZ106-108-211930-
WEST LOLO-EAST LOLO-
122 PM MDT SUN SEP 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....40-50.
* MAX HUMIDITY........62-72 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.
* RIDGE TOP............WEST UP TO 5 MPH BECOMING SOUTH 5-10 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......5 KFT AGL UNTIL 1900, THEN BELOW 500 FT TO 1
KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT OVER THE WEST LOLO...AND NEAR 0
PERCENT TOWARD THE EAST LOLO.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-85 VALLEYS AND 68-78 RIDGES.
* MIN HUMIDITY........20-30 PERCENT VALLEYS AND 27-37 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH 5-10 MPH BECOMING SOUTHWEST UP TO 5
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100. 7 KFT
AGL AFTER 1500.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........66-76 PERCENT VALLEYS AND 56-66 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......6 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....75-85 VALLEYS AND 65-75 RIDGES.
* MIN HUMIDITY........22-32 PERCENT VALLEYS AND 29-39 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100. 9 KFT AGL AFTER 1400.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1700, THEN WEST 10
MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. MIN HUMIDITIES
25-35 PERCENT. SOUTHWEST WINDS 5-10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. MIN HUMIDITIES
25-35 PERCENT. SOUTH WINDS 5-10 MPH.
FRIDAY
PARTLY CLOUDY WITH CHANCE OF RAIN. CHANCE OF RAIN 40 PERCENT.
LOWS 50-60. HIGHS 65-75. SOUTH WINDS 10-15 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH CHANCE OF RAIN. CHANCE OF RAIN
30 PERCENT. LOWS 40-50. HIGHS 50-60.
SUNDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 55-65.
MTZ107-211930-
FLATHEAD RESERVATION-
122 PM MDT SUN SEP 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........72-82 PERCENT VALLEYS AND 60-70 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.
* RIDGE TOP............SOUTHEAST 5-15 MPH.
* MIXING HEIGHT.......4 KFT AGL UNTIL 1900, 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.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-80 VALLEYS AND 60-65 RIDGES.
* MIN HUMIDITY........28-38 PERCENT VALLEYS AND 34-44 PERCENT
RIDGES.
* 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.......1-2 KFT AGL UNTIL 1200. 6 KFT AGL AFTER 1400.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-55.
* MAX HUMIDITY........68-78 PERCENT VALLEYS AND 57-67 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.
* RIDGE TOP............SOUTH 5-15 MPH.
* MIXING HEIGHT.......4 KFT AGL UNTIL 1900, 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.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....75-80 VALLEYS AND 60-65 RIDGES.
* MIN HUMIDITY........29-39 PERCENT VALLEYS AND 37-47 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTHEAST 5-15 MPH BECOMING SOUTHWEST 5-10
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100. 9 KFT AGL AFTER 1400.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1700, THEN WEST 10
MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 70-80. MIN HUMIDITIES
20-30 PERCENT. SOUTHWEST WINDS 5-10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 70-80. MIN HUMIDITIES
25-35 PERCENT. SOUTHWEST WINDS 5-10 MPH.
FRIDAY
PARTLY CLOUDY WITH CHANCE OF RAIN. CHANCE OF RAIN 40 PERCENT.
LOWS 50-60. HIGHS 65-75. SOUTHWEST WINDS 10-15 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH CHANCE OF RAIN. CHANCE OF RAIN
40 PERCENT. LOWS 45-55. HIGHS 55-65.
SUNDAY
PARTLY CLOUDY. LOWS 40-50. HIGHS 55-65.
MTZ109-211930-
BITTERROOT-
122 PM MDT SUN SEP 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....40-50.
* MAX HUMIDITY........78-88 PERCENT VALLEYS AND 62-72 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTHEAST 5-10 MPH.
* MIXING HEIGHT.......4 KFT AGL UNTIL 1900, THEN 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.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....80-85 VALLEYS AND 65-70 RIDGES.
* MIN HUMIDITY........25-35 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH 5-10 MPH BECOMING WEST UP TO 5 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100. 7 KFT
AGL AFTER 1300.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....40-50.
* MAX HUMIDITY........68-78 PERCENT VALLEYS AND 55-65 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHWEST UP TO 5 MPH BECOMING SOUTH 5-10
MPH AFTER MIDNIGHT.
* MIXING HEIGHT.......5 KFT AGL UNTIL 1900, 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.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* MAX TEMPERATURE.....75-80 VALLEYS AND 60-65 RIDGES.
* MIN HUMIDITY........26-36 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100, THEN 4 KFT AGL UNTIL
1200, THEN 7 KFT AGL UNTIL 1400, THEN 8 KFT AGL UNTIL 1700, THEN
6 KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1400, THEN WEST 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. MIN HUMIDITIES
25-35 PERCENT. SOUTHWEST WINDS 5-10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. MIN HUMIDITIES
25-35 PERCENT. SOUTH WINDS 5-10 MPH.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. CHANCE OF RAIN
20 PERCENT. LOWS 50-60. HIGHS 65-75. SOUTH WINDS 10-15 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE
OF PRECIPITATION 30 PERCENT. LOWS 40-50. HIGHS 50-60.
SUNDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 55-65.
MTZ110-111-211930-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
122 PM MDT SUN SEP 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....35-45.
* MAX HUMIDITY........81-91 PERCENT VALLEYS AND 70-80 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......NORTHEAST 5-10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHEAST 5-10 MPH BECOMING SOUTH AFTER
MIDNIGHT.
* MIXING HEIGHT.......5 KFT AGL UNTIL 1900, THEN 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.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....70-75 VALLEYS AND 60-65 RIDGES.
* MIN HUMIDITY........24-34 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100. 6 KFT AGL AFTER 1300.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT OVER THE DEERLODGE/WEST
BEAVERHEAD...AND NEAR 0 PERCENT TOWARD THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....30-40 VALLEYS AND 40-45 RIDGES.
* MAX HUMIDITY........68-78 PERCENT VALLEYS AND 58-68 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 5-10 MPH.
* RIDGE TOP............SOUTH 5-10 MPH.
* MIXING HEIGHT.......5 KFT AGL UNTIL 1900, 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.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....70-75 VALLEYS AND 60-65 RIDGES.
* MIN HUMIDITY........22-32 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100, THEN 4 KFT AGL UNTIL
1200, THEN 7 KFT AGL UNTIL 1400, THEN 9 KFT AGL UNTIL 1700, THEN
6 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1500, THEN 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. CHANCE OF RAIN
20 PERCENT. LOWS 45-55. HIGHS 65-75. MIN HUMIDITIES 20-30 PERCENT.
SOUTHWEST WINDS 10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. MIN HUMIDITIES
15-25 PERCENT. SOUTH WINDS 10-20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80. SOUTH WINDS
20-30 MPH.
SATURDAY
COOLER. PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW.
CHANCE OF PRECIPITATION 20 PERCENT. LOWS 40-50. HIGHS 60-70.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. CHANCE OF RAIN
20 PERCENT. LOWS 35-45. HIGHS 60-70.
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