344
FNUS55 KMSO 181022
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
422 AM MDT SUN AUG 18 2019
DISCUSSION
IDAHO: A DRYING AND WARMING TREND WILL BEGIN TODAY AND LAST THROUGH MID
WEEK. DAYTIME HIGHS WILL WARM SEVERAL DEGREES EACH DAY, PEAKING ON
WEDNESDAY. MEANWHILE, MIN RH WILL GRADUALLY DECREASE EACH AFTERNOON.
CUMULUS BUILD UPS ARE LIKELY ON THE TERRAIN BUT RAINFALL IS NOT
EXPECTED. WESTERLY BREEZES WILL BE NOTICEABLE ON THE TERRAIN ESPECIALLY
IN THE AFTERNOONS.
MONTANA: A DRYING AND WARMING TREND WILL BEGIN TODAY AND LAST THROUGH
MID WEEK. DAYTIME HIGHS WILL WARM SEVERAL DEGREES EACH DAY, PEAKING ON
WEDNESDAY. MEANWHILE, MIN RH WILL GRADUALLY DECREASE EACH AFTERNOON.
CUMULUS BUILD UPS ARE LIKELY ON THE TERRAIN WITH AN ISOLATED
THUNDERSTORM POSSIBLE IN THE BEAVERHEAD/DEERLODGE NF EACH AFTERNOON
BEGINNING MONDAY. WESTERLY BREEZES ARE ANTICIPATED EACH AFTERNOON AS
WELL.
VIEW FIRE WEATHER BRIEFING VIDEOS ON OUR YOUTUBE CHANNEL
AT HTTPS://WWW.YOUTUBE.COM/NWSMISSOULA
IDZ102-103-191030-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
322 AM PDT SUN AUG 18 2019
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....88-98 VALLEYS AND 70-80 RIDGES.
* MIN HUMIDITY........20-30 PERCENT VALLEYS AND 28-38 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....50-60.
* MAX HUMIDITY........57-67 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-10 MPH.
* RIDGE TOP............WEST 10-20 MPH BECOMING SOUTHWEST 5-10 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....85-95 VALLEYS AND 70-80 RIDGES.
* MIN HUMIDITY........19-29 PERCENT VALLEYS AND 27-37 PERCENT RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 10-20 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
CLEAR. LOWS 55-65. HIGHS 85-95. NORTHEAST WINDS 10-15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. NORTH WINDS
10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 55-65. HIGHS 80-90. WEST WINDS
10-15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 55-65. HIGHS 80-90.
SATURDAY
PARTLY CLOUDY. LOWS 55-65. HIGHS 75-85.
MTZ104-105-191030-
KOOTENAI-FLATHEAD/GLACIER PARK-
422 AM MDT SUN AUG 18 2019
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-85 VALLEYS AND 60-70 RIDGES.
* MIN HUMIDITY........27-37 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 5-15 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* HAINES INDEX........2 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-55.
* MAX HUMIDITY........79-89 PERCENT VALLEYS AND 59-69 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-15 MPH EARLY IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....80-90 VALLEYS AND 65-75 RIDGES.
* MIN HUMIDITY........23-33 PERCENT VALLEYS AND 41-51 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE 2-4 MPH BECOMING SOUTHWEST 5-15 MPH
IN THE AFTERNOON.
* RIDGE TOP............WEST 15-25 MPH.
* HAINES INDEX........2 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85. SOUTH WINDS
10-15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 80-90. SOUTH WINDS
10-20 MPH.
THURSDAY
NOT AS WARM. PARTLY CLOUDY. LOWS 55-65. HIGHS 70-80.
SOUTHWEST WINDS 10-20 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS 50-60. HIGHS 70-80.
SATURDAY
MOSTLY CLOUDY. LOWS 50-60. HIGHS 70-80.
MTZ106-108-191030-
WEST LOLO-EAST LOLO-
422 AM MDT SUN AUG 18 2019
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-85 VALLEYS AND 68-78 RIDGES.
* MIN HUMIDITY........29-39 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 15-25 MPH.
* HAINES INDEX........2 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........63-73 PERCENT VALLEYS AND 54-64 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH EARLY IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 15-25 MPH BECOMING SOUTHWEST 5-15 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-88 VALLEYS AND 70-80 RIDGES.
* MIN HUMIDITY........25-35 PERCENT VALLEYS AND 31-41 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH.
* RIDGE TOP............WEST 10-20 MPH INCREASING TO 20-30 MPH LATE
IN THE AFTERNOON.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
CLEAR. LOWS 50-60. HIGHS 80-90. SOUTHWEST WINDS 10-20 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. SOUTH WINDS
10-20 MPH.
THURSDAY
NOT AS WARM. PARTLY CLOUDY. LOWS 55-65. HIGHS 75-85. WEST
WINDS 10-20 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS 50-60. HIGHS 75-85.
SATURDAY
MOSTLY CLOUDY. LOWS 55-65. HIGHS 75-85.
MTZ107-191030-
SALISH AND KOOTENAI RESERVATION-
422 AM MDT SUN AUG 18 2019
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....80-85 VALLEYS AND 60-65 RIDGES.
* MIN HUMIDITY........28-38 PERCENT VALLEYS AND 38-48 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 15-25 MPH.
* HAINES INDEX........2 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........65-75 PERCENT VALLEYS AND 59-69 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....85-90 VALLEYS AND 65-70 RIDGES.
* MIN HUMIDITY........24-34 PERCENT VALLEYS AND 34-44 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE 1-3 MPH BECOMING UPSLOPE/UPVALLEY
4-8 MPH IN THE AFTERNOON.
* RIDGE TOP............WEST 15-25 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
CLEAR. LOWS 50-60. HIGHS 85-95. EAST WINDS 10-20 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. SOUTH WINDS
10-20 MPH.
THURSDAY
NOT AS WARM. PARTLY CLOUDY. LOWS 55-65. HIGHS 75-85.
SOUTHWEST WINDS 10-20 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS 55-65. HIGHS 80-90.
SATURDAY
MOSTLY CLOUDY. LOWS 55-65. HIGHS 75-85.
MTZ109-191030-
BITTERROOT-
422 AM MDT SUN AUG 18 2019
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....85-90 VALLEYS AND 70-75 RIDGES.
* MIN HUMIDITY........17-27 PERCENT VALLEYS AND 25-35 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE 1-3 MPH BECOMING UPSLOPE/UPVALLEY
4-8 MPH IN THE AFTERNOON.
* RIDGE TOP............WEST 10-20 MPH.
* HAINES INDEX........4 LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........60-70 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH EARLY IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....85-90 VALLEYS AND 70-75 RIDGES.
* MIN HUMIDITY........16-26 PERCENT VALLEYS AND 24-34 PERCENT RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE 1-3 MPH BECOMING NORTHWEST 5-15 MPH
IN THE AFTERNOON.
* RIDGE TOP............WEST 15-25 MPH.
* HAINES INDEX........4 LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
CLEAR. LOWS 50-60. HIGHS 80-90. NORTHWEST WINDS 10-20 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90. SOUTH WINDS
10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 55-65. HIGHS 75-85. WEST WINDS
10-20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 75-85.
SATURDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 75-85.
MTZ110-111-191030-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
422 AM MDT SUN AUG 18 2019
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....80-85 VALLEYS AND 70-75 RIDGES.
* MIN HUMIDITY........20-30 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* HAINES INDEX........4 LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-55.
* MAX HUMIDITY........57-67 PERCENT VALLEYS AND 38-48 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH BECOMING SOUTH 5-10 MPH AFTER
MIDNIGHT.
* RIDGE TOP............WEST 15-25 MPH BECOMING SOUTHWEST 5-15 MPH
IN THE LATE EVENING AND OVERNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY IN THE
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
* MAX TEMPERATURE.....80-90 VALLEYS AND 75-80 RIDGES.
* MIN HUMIDITY........18-28 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE 3-6 MPH BECOMING WEST 10-20 MPH IN
THE AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-15 MPH INCREASING TO WEST 20-30
MPH IN THE AFTERNOON.
* HAINES INDEX........6 HIGH.
* LAL.................1 IN THE DEERLODGE/WEST BEAVERHEAD...2 IN THE EAST
BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS
50-60. HIGHS 80-90. SOUTHWEST WINDS 15-25 MPH.
WEDNESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS
50-60. HIGHS 80-90. SOUTH WINDS 10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 55-65. HIGHS 80-90. SOUTHWEST WINDS
10-20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 80-90.
SATURDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 75-85.
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