409
FNUS55 KMSO 232009
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
209 PM MDT THU JUL 23 2026
DISCUSSION
IDAHO (ZONES 102 AND 103): SCATTERED THUNDERSTORMS ARE STILL ON TRACK
FOR THIS AFTERNOON AND EVENING. THE STRONGEST STORMS WILL BE CAPABLE OF
OUTFLOW WINDS UP TO 60 MPH, HAIL AND BRIEF HEAVY RAIN. HIGH PRESSURE
SHIFTS EAST ON FRIDAY AND SATURDAY BRINGING VERY DRY RHS AND BREEZY
WINDS. NEAR CRITICAL FIRE WEATHER CONDITIONS ARE ANTICIPATED BOTH DAYS.
NORTHWEST MT (ZONES 104 AND 105): ISOLATED THUNDERSTORMS ARE STILL ON
TRACK FOR THIS AFTERNOON AND EVENING, WITH POTENTIAL FOR THUNDERSTORMS
TO LINGER OVERNIGHT NEAR THE CANADIAN BORDER. THE MAIN THREAT WITH
STORMS WILL BE GUSTY OUTFLOW WINDS 30 TO 40 MPH AND LIGHTNING. HIGH
PRESSURE SHIFTS EAST ON FRIDAY AND SATURDAY BRINGING VERY DRY RHS AND
BREEZY WINDS. NEAR CRITICAL FIRE WEATHER CONDITIONS ARE ANTICIPATED BOTH
DAYS.
WEST CENTRAL MT (ZONES 106, 107 AND 108): ISOLATED THUNDERSTORMS ARE
STILL ON TRACK FOR THIS EVENING. THE MAIN THREAT WITH STORMS WILL BE
GUSTY OUTFLOW WINDS 40 TO 50 MPH AND LIGHTNING. HIGH PRESSURE SHIFTS
EAST ON FRIDAY AND SATURDAY BRINGING VERY DRY RHS AND BREEZY WINDS.
NEAR CRITICAL FIRE WEATHER CONDITIONS ARE ANTICIPATED BOTH DAYS.
SOUTHWEST MT (ZONES 109, 110 AND 111): SCATTERED THUNDERSTORMS ARE
STILL ON TRACK FOR THIS EVENING. THE MAIN THREAT WITH STORMS WILL BE
GUSTY OUTFLOW WINDS 40 TO 50 MPH AND LIGHTNING. HIGH PRESSURE SHIFTS
EAST ON FRIDAY AND SATURDAY BRINGING VERY DRY RHS AND BREEZY WINDS. NEAR
CRITICAL FIRE WEATHER CONDITIONS ARE ANTICIPATED BOTH DAYS.
VIEW WEATHER BRIEFING VIDEOS ON OUR YOUTUBE CHANNEL
AT HTTPS://WWW.YOUTUBE.COM/NWSMISSOULA
IDZ102-103-242015-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
109 PM PDT THU JUL 23 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY SMOKE. CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........59-69 PERCENT VALLEYS AND 50-60 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......6 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2000.
* TRANSPORT WINDS.....WEST 10 MPH UNTIL 2200, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....20 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE.
* MAX TEMPERATURE.....98-108 VALLEYS AND 85-95 RIDGES.
* MIN HUMIDITY........11-21 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 10-20 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100. 10 KFT AGL AFTER
1400.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH UNTIL 1000, THEN
SOUTHWEST 10 MPH UNTIL 1500, THEN WEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR. PATCHY SMOKE.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........41-51 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH BECOMING SOUTH 5-10 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......9 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 15 MPH UNTIL 2100, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....95-105 VALLEYS AND 80-90 RIDGES.
* MIN HUMIDITY........8-18 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING WEST 5-15 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH INCREASING TO SOUTHWEST 15-25
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1000. 11 KFT
AGL AFTER 1400.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH UNTIL 0800, THEN
SOUTHWEST 10 MPH UNTIL 1400, THEN 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT OVER THE PALOUSE/HELLS
CANYON...AND 0 PERCENT TOWARD THE CLEARWATER/NEZ PERCE.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
NOT AS WARM. CLEAR. LOWS 55-65. HIGHS 80-90. MIN HUMIDITIES
15-25 PERCENT. NORTHWEST WINDS 10-20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90. MIN HUMIDITIES
10-20 PERCENT. NORTHWEST WINDS 10-15 MPH.
TUESDAY
CLEAR. LOWS 55-65. HIGHS 85-95. NORTHWEST WINDS 10-15 MPH.
WEDNESDAY
CLEAR. LOWS 55-65. HIGHS 85-95.
THURSDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 90-100.
MTZ104-105-242015-
KOOTENAI-FLATHEAD/GLACIER PARK-
209 PM MDT THU JUL 23 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
AND THUNDERSTORMS IN THE EVENING. PATCHY SMOKE.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........59-69 PERCENT VALLEYS AND 50-60 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 10-20 MPH.
* MIXING HEIGHT.......8 KFT AGL UNTIL 2000. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 15 MPH.
* CHANCE LIGHTNING....20 PERCENT OVER THE KOOTENAI...AND 15 PERCENT
TOWARD THE FLATHEAD/GLACIER PARK.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE.
* MAX TEMPERATURE.....90-100 VALLEYS AND 75-85 RIDGES.
* MIN HUMIDITY........10-15 PERCENT VALLEYS AND 15-25 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING SOUTHWEST 5-15 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 0900. 9 KFT
AGL AFTER 1500.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH UNTIL 1300, THEN WEST 25
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR. PATCHY SMOKE.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........55-65 PERCENT VALLEYS AND 35-45 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 5-10 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH BECOMING SOUTH 5-15 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......7 KFT AGL UNTIL 2000. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 2100, THEN SOUTHWEST 10
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....90-95 VALLEYS AND 75-80 RIDGES.
* MIN HUMIDITY........9-14 PERCENT VALLEYS AND 11-21 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH INCREASING TO SOUTHWEST 15-25
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1000. 11 KFT
AGL AFTER 1400.
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1100. SOUTHWEST 25 MPH
AFTER 1600.
* CHANCE LIGHTNING....0 PERCENT OVER THE KOOTENAI...AND NEAR 0
PERCENT TOWARD THE FLATHEAD/GLACIER PARK.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
NOT AS WARM. CLEAR. LOWS 55-65. HIGHS 75-85. MIN HUMIDITIES
10-20 PERCENT. SOUTHWEST WINDS 15-25 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 75-85. MIN HUMIDITIES
10-20 PERCENT. SOUTHWEST WINDS 10-20 MPH.
TUESDAY
CLEAR. LOWS 55-65. HIGHS 80-90. SOUTHWEST WINDS 10-15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90.
THURSDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.
MTZ106-108-242015-
WEST LOLO-EAST LOLO-
209 PM MDT THU JUL 23 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY SMOKE. SLIGHT CHANCE OF
RAIN SHOWERS AND THUNDERSTORMS.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........58-68 PERCENT VALLEYS AND 48-58 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-15 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......9 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 15 MPH UNTIL 0200, THEN SOUTHWEST 10
MPH.
* CHANCE LIGHTNING....15 PERCENT OVER THE WEST LOLO...AND 20
PERCENT TOWARD THE EAST LOLO.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE.
* MAX TEMPERATURE.....83-93.
* MIN HUMIDITY........10-20 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING WEST 10-20 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-15 MPH INCREASING TO WEST 15-25
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000. 10 KFT AGL AFTER
1500.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1300, THEN WEST 20
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR. PATCHY SMOKE.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........42-52 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 10-20 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 15-25 MPH BECOMING SOUTH 5-10 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.......8 KFT AGL UNTIL 2000. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 2100, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....83-93.
* MIN HUMIDITY........9-17 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING WEST 10-15 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH INCREASING TO SOUTHWEST 15-25
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1000. GREATER
THAN 12 KFT AGL AFTER 1500.
* TRANSPORT WINDS.....SOUTH 10 MPH UNTIL 1200, THEN SOUTHWEST 20
MPH.
* CHANCE LIGHTNING....0 PERCENT OVER THE WEST LOLO...AND 15 PERCENT
TOWARD THE EAST LOLO.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
NOT AS WARM. CLEAR. LOWS 55-65. HIGHS 80-90. MIN HUMIDITIES
10-20 PERCENT. WEST WINDS 10-20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90. MIN HUMIDITIES
10-20 PERCENT. WEST WINDS 10-15 MPH.
TUESDAY
CLEAR. LOWS 55-65. HIGHS 85-95. WEST WINDS 10-15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.
THURSDAY
MOSTLY CLEAR. LOWS 60-70. HIGHS 85-95.
MTZ107-242015-
FLATHEAD RESERVATION-
209 PM MDT THU JUL 23 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY SMOKE. SLIGHT CHANCE OF
RAIN SHOWERS AND THUNDERSTORMS.
* MIN TEMPERATURE.....60-65.
* MAX HUMIDITY........57-67 PERCENT VALLEYS AND 41-51 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* MIXING HEIGHT.......10 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 15 MPH UNTIL 0300, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....15 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE.
* MAX TEMPERATURE.....100-105 VALLEYS AND 75-80 RIDGES.
* MIN HUMIDITY........10-15 PERCENT VALLEYS AND 11-21 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING SOUTHWEST 10-15 MPH IN THE
AFTERNOON.
* RIDGE TOP............WEST 5-15 MPH INCREASING TO 20-30 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000. 11 KFT AGL AFTER
1500.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1200, THEN WEST 20
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR. PATCHY SMOKE.
* MIN TEMPERATURE.....60-65.
* MAX HUMIDITY........51-61 PERCENT VALLEYS AND 44-54 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 20-30 MPH BECOMING SOUTH 5-10 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.......8 KFT AGL UNTIL 2000. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 2100. VARIABLE LESS THAN 10
MPH AFTER 0200.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....95-100 VALLEYS AND 75-80 RIDGES.
* MIN HUMIDITY........9-15 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING SOUTHWEST 10-20 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTH 5-10 MPH INCREASING TO SOUTHWEST 20-30
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1000. 12 KFT
AGL AFTER 1600.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH UNTIL 0800, THEN
SOUTH 10 MPH UNTIL 1300, THEN SOUTHWEST 20 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.
SUNDAY
CLEAR. LOWS 60-70. HIGHS 85-95. MIN HUMIDITIES 15-25 PERCENT.
WEST WINDS 15-25 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES
10-20 PERCENT. WEST WINDS 10-15 MPH.
TUESDAY
CLEAR. LOWS 55-65. HIGHS 85-95. WEST WINDS 10-15 MPH.
WEDNESDAY
CLEAR. LOWS 60-70. HIGHS 90-100.
THURSDAY
MOSTLY CLEAR. LOWS 60-70. HIGHS 90-100.
MTZ109-242015-
BITTERROOT-
209 PM MDT THU JUL 23 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY SMOKE. SLIGHT CHANCE OF
RAIN SHOWERS AND THUNDERSTORMS.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........57-67 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHWEST 5-10 MPH BECOMING SOUTHWEST 10-15
MPH AFTER MIDNIGHT.
* MIXING HEIGHT.......7 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2000.
* TRANSPORT WINDS.....NORTHWEST 10 MPH UNTIL 2300, THEN VARIABLE
LESS THAN 10 MPH.
* CHANCE LIGHTNING....20 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE IN THE MORNING.
* MAX TEMPERATURE.....95-100 VALLEYS AND 80-85 RIDGES.
* MIN HUMIDITY........9-14 PERCENT VALLEYS AND 10-20 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING WEST 10-15 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-10 MPH INCREASING TO WEST 15-25
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1000. 11 KFT
AGL AFTER 1500.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1200, THEN 20 MPH.
* CHANCE LIGHTNING....20 PERCENT OVER THE DARBY, SULA, AND WEST
FORK DISTRICTS...AND 15 PERCENT TOWARD AREAS NORTH OF HAMILTON.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....55-65.
* MAX HUMIDITY........56-66 PERCENT VALLEYS AND 44-54 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 10-15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 5-10 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH BECOMING SOUTH 5-10 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......9 KFT AGL UNTIL 2000. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 2100, THEN VARIABLE LESS
THAN 10 MPH UNTIL 0100, THEN SOUTH 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....95-100 VALLEYS AND 80-85 RIDGES.
* MIN HUMIDITY........7-14 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING SOUTHWEST 10-20 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTH 5-15 MPH INCREASING TO SOUTHWEST 15-25
MPH IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 0900. GREATER
THAN 12 KFT AGL AFTER 1500.
* TRANSPORT WINDS.....SOUTH 15 MPH UNTIL 1300, THEN SOUTHWEST 25
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
CLEAR. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES 15-25 PERCENT.
WEST WINDS 10-20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90. MIN HUMIDITIES
10-20 PERCENT. WEST WINDS 10-15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. WEST WINDS 10-15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.
THURSDAY
MOSTLY CLEAR. LOWS 60-70. HIGHS 85-95.
MTZ110-111-242015-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
209 PM MDT THU JUL 23 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY SMOKE. SLIGHT CHANCE OF
RAIN SHOWERS AND THUNDERSTORMS.
* MIN TEMPERATURE.....50-60.
* MAX HUMIDITY........65-75 PERCENT VALLEYS AND 55-65 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-10 MPH BECOMING SOUTHWEST AFTER
MIDNIGHT.
* RIDGE TOP............WEST 5-15 MPH.
* MIXING HEIGHT.......8 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 10 MPH UNTIL 0200, THEN SOUTHWEST 10
MPH.
* CHANCE LIGHTNING....25 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
FRIDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY SMOKE IN THE MORNING.
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....85-95 VALLEYS AND 80-85 RIDGES.
* MIN HUMIDITY........12-22 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING 10-20 MPH IN THE AFTERNOON.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000. GREATER THAN 12 KFT
AGL AFTER 1400.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1100. WEST 25 MPH
AFTER 1400.
* CHANCE LIGHTNING....20 PERCENT OVER THE DEERLODGE/WEST
BEAVERHEAD...AND 15 PERCENT TOWARD THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
AND THUNDERSTORMS.
* MIN TEMPERATURE.....48-58 VALLEYS AND 55-60 RIDGES.
* MAX HUMIDITY........61-71 PERCENT VALLEYS AND 47-57 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-20 MPH.
* RIDGE TOP............SOUTH 10-20 MPH.
* MIXING HEIGHT.......10 KFT AGL UNTIL 1900. BELOW 500 FT TO 1 KFT
AGL AFTER 2100.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 2100, THEN SOUTHWEST 10
MPH.
* CHANCE LIGHTNING....15 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.....90-95 VALLEYS AND 75-85 RIDGES.
* MIN HUMIDITY........13-23 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-20 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000. GREATER THAN 12 KFT
AGL AFTER 1600.
* TRANSPORT WINDS.....SOUTH 15 MPH UNTIL 1200, THEN SOUTHWEST 25
MPH.
* CHANCE LIGHTNING....20 PERCENT OVER THE DEERLODGE/WEST
BEAVERHEAD...AND 40 PERCENT TOWARD THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...10 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES
15-25 PERCENT. SOUTHWEST WINDS 10-20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES
10-20 PERCENT. SOUTHWEST WINDS 10-20 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. WEST WINDS 10-15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.
THURSDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.
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