087
FNUS55 KMSO 232030
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
230 PM MDT SUN SEP 23 2018
DISCUSSION
IDAHO: NORTHWESTERLY FLOW WILL BRING A SLOW WARMING TREND THROUGH THE
WEEK, BUT HIGH VALLEY LOCATIONS WILL HAVE COLD MORNINGS ON TUESDAY AND
WEDNESDAY. OTHER THAN CLOUD COVER FROM TIME TO TIME, LOWER HUMIDITY AND
DRY CONDITIONS ARE EXPECTED THROUGH AT LEAST THE MIDDLE OF THE WEEK.
MONTANA: TEMPERATURES REMAIN BELOW AVERAGE ON MONDAY, AND SHOWER
ACTIVITY WILL RETURN. MOST OF THE SHOWERS ARE STILL EXPECTED IN
NORTHWEST MONTANA AND ALONG THE DIVIDE ON MONDAY. NORTHWESTERLY FLOW ON
TUESDAY AND WEDNESDAY WILL BRING LOWER HUMIDITY AND A GRADUAL WARMING
TREND, BUT WITH COOL OVERNIGHT TEMPERATURES.
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IDZ102-103-242030-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
130 PM PDT SUN SEP 23 2018
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....30-40.
* MAX HUMIDITY........78-88 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHWEST 5-10 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....60-70 VALLEYS AND 50-55 RIDGES.
* MIN HUMIDITY........30-40 PERCENT VALLEYS AND 40-50 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............NORTHWEST 5-15 MPH.
* HAINES INDEX........2 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....30-40.
* MAX HUMIDITY........76-86 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............NORTHWEST 5-15 MPH DECREASING TO UP TO 5 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....65-75 VALLEYS AND 55-60 RIDGES.
* MIN HUMIDITY........26-36 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE
AFTERNOON.
* RIDGE TOP............WEST UP TO 5 MPH.
* HAINES INDEX........4 LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 35-45. HIGHS 65-75. DIURNAL TERRAIN
WINDS TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 70-80. SOUTHWEST WINDS
5-10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 65-75. SOUTHWEST WINDS
5-10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 40-50. HIGHS 65-75.
SUNDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS 40-50. HIGHS
60-70.
MTZ104-105-242030-
KOOTENAI-FLATHEAD/GLACIER PARK-
230 PM MDT SUN SEP 23 2018
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. SNOW
LEVEL 7500 FEET.
* MIN TEMPERATURE.....30-40.
* MAX HUMIDITY........86-96 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............WEST 5-15 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...10 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
MORNING. CHANCE OF RAIN SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. SNOW LEVEL 6500 FEET.
* MAX TEMPERATURE.....55-65 VALLEYS AND 45-50 RIDGES.
* MIN HUMIDITY........36-46 PERCENT VALLEYS AND 51-61 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH.
* RIDGE TOP............WEST 10-20 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1 IN THE KOOTENAI...AND 2 IN THE
FLATHEAD/GLACIER PARK.
* CWR (> 0.10 INCH)...10 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS. PATCHY
FOG AFTER MIDNIGHT. SNOW LEVEL 7000 FEET.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........85-95 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 10-15 MPH EARLY IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 10-20 MPH BECOMING NORTHWEST 5-10 MPH
IN THE LATE EVENING AND OVERNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...10 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.....60-70 VALLEYS AND 50-55 RIDGES.
* MIN HUMIDITY........29-39 PERCENT VALLEYS AND 37-47 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE
AFTERNOON.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 60-70. SOUTHWEST WINDS
5-10 MPH.
THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS. LOWS
35-45. HIGHS 55-65. NORTH WINDS 5-10 MPH.
FRIDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE
OF RAIN SHOWERS. LOWS 35-45. HIGHS 50-60. EAST WINDS 5-15 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF
RAIN SHOWERS. LOWS 30-40. HIGHS 45-55.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SNOW SHOWERS. LOWS
30-40. HIGHS 50-60.
MTZ106-108-242030-
WEST LOLO-EAST LOLO-
230 PM MDT SUN SEP 23 2018
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SNOW LEVEL 7000 FEET.
* MIN TEMPERATURE.....35-40.
* MAX HUMIDITY........79-89 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-10 MPH.
* RIDGE TOP............WEST 5-15 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. SNOW
LEVEL 6500 FEET.
* MAX TEMPERATURE.....55-65 VALLEYS AND 45-55 RIDGES.
* MIN HUMIDITY........28-38 PERCENT VALLEYS AND 41-51 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......BECOMING 10-15 MPH IN THE AFTERNOON.
* RIDGE TOP............WEST 5-10 MPH INCREASING TO 10-20 MPH IN THE
AFTERNOON.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF RAIN SHOWERS. SNOW LEVEL 7000 FEET.
* MIN TEMPERATURE.....28-38.
* MAX HUMIDITY........81-91 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHWEST 10-20 MPH BECOMING WEST 5-10 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...10 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....60-70 VALLEYS AND 50-60 RIDGES.
* MIN HUMIDITY........19-29 PERCENT VALLEYS AND 27-37 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE
AFTERNOON.
* RIDGE TOP............WEST UP TO 5 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 35-45. HIGHS 60-70. WEST WINDS
5-10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 40-50. HIGHS 60-70. WEST WINDS
5-10 MPH.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS. LOWS 40-50.
HIGHS 55-65. EAST WINDS 5-10 MPH.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS 35-45.
HIGHS 55-65.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SNOW SHOWERS. LOWS
35-45. HIGHS 55-65.
MTZ107-242030-
SALISH AND KOOTENAI RESERVATION-
230 PM MDT SUN SEP 23 2018
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.
SNOW LEVEL 7000 FEET.
* MIN TEMPERATURE.....35-45.
* MAX HUMIDITY........70-80 PERCENT VALLEYS AND 88-98 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............WEST 5-15 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. SNOW
LEVEL 6500 FEET.
* MAX TEMPERATURE.....60-65 VALLEYS AND 45-50 RIDGES.
* MIN HUMIDITY........26-36 PERCENT VALLEYS AND 41-51 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)...10 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....30-40.
* MAX HUMIDITY........82-92 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............NORTHWEST 10-20 MPH BECOMING WEST 5-10 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...10 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.....65-70 VALLEYS AND 45-50 RIDGES.
* MIN HUMIDITY........22-32 PERCENT VALLEYS AND 29-39 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH UP TO 5 MPH BECOMING WEST 5-10 MPH IN
THE AFTERNOON.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 65-75. SOUTHWEST WINDS
5-10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS 40-50. HIGHS 65-75. EAST WINDS
5-10 MPH.
FRIDAY
COOLER. PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS.
LOWS 40-50. HIGHS 55-65. NORTHEAST WINDS 5-10 MPH.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS 35-45.
HIGHS 55-65.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS 35-45. HIGHS
55-65.
MTZ109-242030-
BITTERROOT-
230 PM MDT SUN SEP 23 2018
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........80-90 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............WEST 5-15 MPH.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. SNOW LEVEL 6500 FEET.
* MAX TEMPERATURE.....55-65 VALLEYS AND 45-50 RIDGES.
* MIN HUMIDITY........24-34 PERCENT VALLEYS AND 40-50 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......NORTHWEST 5-15 MPH.
* RIDGE TOP............NORTHWEST 10-20 MPH.
* HAINES INDEX........2 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........78-88 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-10 MPH.
* RIDGE TOP............NORTHWEST 10-20 MPH DECREASING TO 5-10 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....65-70 VALLEYS AND 50-60 RIDGES.
* MIN HUMIDITY........21-31 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST UP TO 5 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 35-45. HIGHS 60-70. WEST WINDS
5-10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 65-75. WEST WINDS
5-10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 60-70. SOUTHWEST WINDS
5-10 MPH.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS 40-50.
HIGHS 60-70.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS 40-50. HIGHS
60-70.
MTZ110-111-242030-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
230 PM MDT SUN SEP 23 2018
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
WIDESPREAD FROST AFTER MIDNIGHT.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........80-90 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......NORTHWEST 5-10 MPH BECOMING SOUTHWEST AFTER
MIDNIGHT.
* RIDGE TOP............WEST 5-15 MPH.
* LAL.................1 IN THE DEERLODGE/WEST BEAVERHEAD...AND 2 IN
THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. WIDESPREAD FROST IN THE
MORNING. SNOW LEVEL 7000 FEET.
* MAX TEMPERATURE.....50-60 VALLEYS AND 45-50 RIDGES.
* MIN HUMIDITY........31-41 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......BECOMING NORTHWEST 5-15 MPH IN THE
AFTERNOON.
* RIDGE TOP............WEST 5-10 MPH INCREASING TO NORTHWEST 15-25
MPH IN THE AFTERNOON.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. WIDESPREAD FROST AFTER
MIDNIGHT.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........79-89 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......NORTHWEST 10-20 MPH DECREASING TO 5-10 MPH
LATE IN THE EVENING, THEN BECOMING DOWNSLOPE/DOWNVALLEY 2-5
MPH AFTER MIDNIGHT.
* RIDGE TOP............NORTHWEST 10-20 MPH BECOMING WEST 5-10 MPH
AFTER MIDNIGHT.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY. WIDESPREAD FROST IN THE
MORNING.
* MAX TEMPERATURE.....55-65 VALLEYS AND 50-55 RIDGES.
* MIN HUMIDITY........21-31 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-10 MPH.
* HAINES INDEX........3 VERY LOW.
* LAL.................1.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 30-40. HIGHS 60-70. WEST WINDS
10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 60-70. WEST WINDS
5-15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 35-45. HIGHS 60-70. SOUTHWEST WINDS
5-15 MPH.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS 35-45.
HIGHS 60-70.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS 35-45. HIGHS
60-70.
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