184
FNUS55 KMSO 212142
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
241 PM MST FRI FEB 21 2025
...THIS PLANNING FORECAST IS NOW AUTOMATED DURING THE COOL SEASON.
PLEASE SUBMIT A SPOT REQUEST OR CONTACT NWS FOR DECISION SUPPORT...
NOTE: HAINES INDEX AND LAL VALUES ARE NO LONGER PRODUCED.
DISCUSSION
KEY MESSAGE AND SHORT TERM OVERVIEW:
IDAHO (ZONES 102 AND 103): INCREASED SNOWMELT AND RUNOFF SATURDAY
INTO MONDAY, BRINGING THE RISK OF MINOR FLOODING TO LOW-LYING AND
POOR DRAINAGE AREAS AND TO SMALL STREAMS AND CREEKS FROM
POTENTIAL ICE JAM RELEASES. TAKING A QUICK LOOK AT THE NEXT
48 HOURS... TONIGHT'S WEATHER, MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
SNOW. AREAS OF RAIN AND A SLIGHT CHANCE OF FREEZING RAIN AFTER
MIDNIGHT. SATURDAY, MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
SLIGHT CHANCE OF LIGHT FREEZING RAIN IN THE DAY. IT'LL BE NOT AS
COOL. SATURDAY NIGHT, CHANCE OF FREEZING RAIN. A CHANCE OF RAIN AND
SNOW UNTIL MIDNIGHT, THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. SNOW
LEVEL 5500 FEET. SUNDAY, RAIN LIKELY. SNOW LIKELY AND A CHANCE OF
FREEZING RAIN IN THE DAY. IT'LL BE NOT AS COOL. SNOW MAY BE HEAVY AT
TIMES IN THE DAY.
NORTHWEST MT (ZONES 104 AND 105): INCREASED SNOWMELT AND RUNOFF
SATURDAY INTO MONDAY, BRINGING THE RISK OF MINOR FLOODING TO
LOW-LYING AND POOR DRAINAGE AREAS AND TO SMALL STREAMS AND CREEKS
FROM POTENTIAL ICE JAM RELEASES. TAKING A QUICK LOOK AT THE NEXT
48 HOURS... TONIGHT'S WEATHER, MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW
UNTIL MIDNIGHT, THEN AREAS OF SNOW, RAIN AND A SLIGHT CHANCE OF LIGHT
FREEZING RAIN AFTER MIDNIGHT. PATCHY BLOWING SNOW THROUGH THE NIGHT.
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SATURDAY, MOSTLY
CLOUDY WITH A CHANCE OF RAIN AND SNOW. PATCHY BLOWING SNOW THROUGH
THE DAY. SLIGHT CHANCE OF LIGHT FREEZING RAIN IN THE DAY. IT'LL BE
NOT AS COLD. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SATURDAY
NIGHT, SNOW LIKELY AND A CHANCE OF FREEZING RAIN. RAIN LIKELY. PATCHY
BLOWING SNOW. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SUNDAY,
RAIN LIKELY. SNOW LIKELY AND A CHANCE OF FREEZING RAIN IN THE DAY,
THEN SNOW LIKELY IN THE AFTERNOON. AREAS OF BLOWING SNOW IN THE DAY.
IT'LL BE NOT AS COOL. SNOW MAY BE HEAVY AT TIMES IN THE DAY.
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES IN THE DAY.
WEST CENTRAL MT (ZONES 106, 107 AND 108): INCREASED SNOWMELT AND
RUNOFF SATURDAY INTO MONDAY, BRINGING THE RISK OF MINOR FLOODING
TO LOW-LYING AND POOR DRAINAGE AREAS AND TO SMALL STREAMS AND
CREEKS FROM POTENTIAL ICE JAM RELEASES. TAKING A QUICK LOOK AT
THE NEXT 48 HOURS... TONIGHT'S WEATHER, MOSTLY CLOUDY. A 20 PERCENT
CHANCE OF RAIN, LIGHT FREEZING RAIN AND SNOW AFTER MIDNIGHT.
SATURDAY, MOSTLY CLOUDY WITH A CHANCE OF SNOW. SLIGHT CHANCE OF RAIN
AND LIGHT FREEZING RAIN IN THE DAY, THEN A CHANCE OF RAIN IN THE
AFTERNOON. IT'LL BE NOT AS COLD. SATURDAY NIGHT, A CHANCE OF RAIN,
SNOW AND A SLIGHT CHANCE OF FREEZING RAIN UNTIL MIDNIGHT, THEN RAIN,
SNOW LIKELY AND A SLIGHT CHANCE OF LIGHT FREEZING RAIN AFTER
MIDNIGHT. SUNDAY, RAIN, SNOW LIKELY AND A CHANCE OF FREEZING RAIN IN
THE DAY, THEN RAIN AND SNOW LIKELY IN THE AFTERNOON. IT'LL BE NOT AS
COOL. SNOW MAY BE HEAVY AT TIMES IN THE AFTERNOON.
SOUTHWEST MT (ZONES 109, 110 AND 111): INCREASED SNOWMELT AND
RUNOFF SATURDAY INTO MONDAY, BRINGING THE RISK OF MINOR FLOODING
TO LOW-LYING AND POOR DRAINAGE AREAS AND TO SMALL STREAMS AND
CREEKS FROM POTENTIAL ICE JAM RELEASES. TAKING A QUICK LOOK AT
THE NEXT 48 HOURS... TONIGHT'S WEATHER, PARTLY CLOUDY UNTIL MIDNIGHT
THEN BECOMING MOSTLY CLOUDY. SATURDAY, MOSTLY CLOUDY. IT'LL BE NOT
AS COLD. SATURDAY NIGHT, PARTLY CLOUDY UNTIL MIDNIGHT THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SNOW. SLIGHT CHANCE OF LIGHT FREEZING
RAIN. SUNDAY, RAIN LIKELY AND A CHANCE OF SNOW. CHANCE OF FREEZING
RAIN IN THE DAY. IT'LL BE NOT AS COOL.
IDZ102-103-221100-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
141 PM PST FRI FEB 21 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. AND SLIGHT CHANCE OF SNOW.
SLIGHT CHANCE OF FREEZING RAIN AFTER MIDNIGHT. SNOW LEVEL 3500
FEET.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........73-83 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 5-10 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 IN THE PALOUSE/HELLS
CANYON...AND 0 PERCENT IN THE CLEARWATER/NEZ PERCE.
* CWR (> 0.10 INCH)...10 PERCENT.
SATURDAY
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN, SNOW AND
SLIGHT CHANCE OF LIGHT FREEZING RAIN. SNOW LEVEL 4500 FEET.
* MAX TEMPERATURE.....45-50 VALLEYS AND 35-45 RIDGES.
* MIN HUMIDITY........63-73 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-15 MPH.
* RIDGE TOP............SOUTH 15-25 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1300, THEN
1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTH 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN, SNOW AND CHANCE OF
FREEZING RAIN. SNOW LEVEL 5500 FEET.
* MIN TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.
* MAX HUMIDITY........82-92 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-20 MPH.
* RIDGE TOP............SOUTH 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...70 PERCENT.
SUNDAY
* SKY/WEATHER.........SNOW AND CHANCE OF FREEZING RAIN IN THE
MORNING. RAIN. SNOW LEVEL 7000 FEET.
* MAX TEMPERATURE.....45-55 VALLEYS AND 35-45 RIDGES.
* MIN HUMIDITY........74-84 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-20 MPH.
* RIDGE TOP............SOUTH 15-25 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...100 PERCENT.
MONDAY
RAIN AND SNOW. CHANCE OF PRECIPITATION NEAR 100 PERCENT. LOWS
35-45. HIGHS 45-55. MIN HUMIDITIES 55-65 PERCENT. SOUTHWEST WINDS
10-20 MPH.
TUESDAY
CLOUDY WITH RAIN AND SNOW. CHANCE OF PRECIPITATION
90 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES 45-55 PERCENT.
SOUTHWEST WINDS 10-20 MPH.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
40 PERCENT. LOWS 25-35. HIGHS 45-55. SOUTH WINDS 10-20 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 30-40. HIGHS 50-60.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 30-40. HIGHS 45-55.
MTZ104-105-221100-
KOOTENAI-FLATHEAD/GLACIER PARK-
241 PM MST FRI FEB 21 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. AND PATCHY BLOWING SNOW.
CHANCE OF SNOW. CHANCE OF RAIN AND SLIGHT CHANCE OF LIGHT
FREEZING RAIN AFTER MIDNIGHT. SNOW LEVEL 3500 FEET.
* MIN TEMPERATURE.....25-30.
* MAX HUMIDITY........92-100 PERCENT VALLEYS AND 80-90 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH.
* RIDGE TOP............WEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
SATURDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY BLOWING SNOW. SLIGHT
CHANCE OF LIGHT FREEZING RAIN IN THE MORNING. CHANCE OF SNOW AND
RAIN. SNOW LEVEL 4500 FEET.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........68-78 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 20-30 MPH.
* RIDGE TOP............SOUTHWEST 25-35 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100, THEN 2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH UNTIL 1300, THEN 25 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...20 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY BLOWING SNOW. RAIN,
SNOW AND CHANCE OF FREEZING RAIN. SNOW LEVEL 5000 FEET.
* MIN TEMPERATURE.....30-40.
* MAX HUMIDITY........92-100 PERCENT VALLEYS AND 83-93 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 20-30 MPH.
* RIDGE TOP............SOUTHWEST 25-35 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...90 PERCENT.
SUNDAY
* SKY/WEATHER.........MOSTLY CLOUDY. AREAS OF BLOWING SNOW IN THE
MORNING. CHANCE OF FREEZING RAIN IN THE MORNING. RAIN AND SNOW.
SNOW LEVEL 5500 FEET.
* MAX TEMPERATURE.....45-50 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........83-93 PERCENT VALLEYS AND 77-87 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 20-30 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH RAIN AND CHANCE OF SNOW. PATCHY BLOWING
SNOW. CHANCE OF PRECIPITATION 90 PERCENT. LOWS 35-45. HIGHS 40-50. MIN
HUMIDITIES 60-70 PERCENT. SOUTHWEST WINDS 25-35 MPH.
TUESDAY
MOSTLY CLOUDY WITH SNOW AND RAIN. CHANCE OF PRECIPITATION
80 PERCENT. LOWS 35-45. HIGHS 35-45. MIN HUMIDITIES 55-65 PERCENT.
SOUTHWEST WINDS 20-30 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 30-40. HIGHS 40-50. SOUTHWEST WINDS 20-30 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 40-50.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 25-35. HIGHS 40-50.
MTZ106-108-221100-
WEST LOLO-EAST LOLO-
241 PM MST FRI FEB 21 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT.
* MIN TEMPERATURE.....20-30.
* MAX HUMIDITY........86-96 PERCENT VALLEYS AND 74-84 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH INCREASING TO 5-10
MPH AFTER MIDNIGHT.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SNOW AND SLIGHT
CHANCE OF LIGHT FREEZING RAIN. SNOW LEVEL 4500 FEET.
* MAX TEMPERATURE.....35-45.
* MIN HUMIDITY........67-77 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-20 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100, THEN 3
KFT AGL UNTIL 1700, THEN 1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH UNTIL 1200, THEN 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN, SNOW AND SLIGHT CHANCE
OF FREEZING RAIN. SNOW LEVEL 5000 FEET.
* MIN TEMPERATURE.....30-40.
* MAX HUMIDITY........90-100 PERCENT VALLEYS AND 82-92 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 15-25 MPH.
* RIDGE TOP............SOUTHWEST 25-35 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...80 PERCENT IN THE WEST LOLO...AND 10 PERCENT
IN THE EAST LOLO.
SUNDAY
* SKY/WEATHER.........CHANCE OF FREEZING RAIN IN THE MORNING. RAIN
AND SNOW. SNOW LEVEL 6500 FEET.
* MAX TEMPERATURE.....35-45.
* MIN HUMIDITY........74-84 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 15-25 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1300, THEN
1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...100 PERCENT IN THE WEST LOLO...AND 80 PERCENT
IN THE EAST LOLO.
MONDAY
RAIN AND CHANCE OF SNOW. CHANCE OF PRECIPITATION NEAR
100 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES 60-70 PERCENT.
SOUTHWEST WINDS 20-30 MPH.
TUESDAY
MOSTLY CLOUDY WITH SNOW AND RAIN. CHANCE OF PRECIPITATION
90 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES 50-60 PERCENT.
SOUTHWEST WINDS 15-25 MPH.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 25-35. HIGHS 40-50. SOUTHWEST WINDS 15-25 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 45-55.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 30-40. HIGHS 45-55.
MTZ107-221100-
FLATHEAD RESERVATION-
241 PM MST FRI FEB 21 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. SNOW LEVEL 3500 FEET.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........77-87 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-15 MPH.
* RIDGE TOP............SOUTHWEST 10-20 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.
SATURDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW AND SLIGHT
CHANCE OF RAIN. SNOW LEVEL 4500 FEET.
* MAX TEMPERATURE.....45-50 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........76-86 PERCENT VALLEYS AND 70-80 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-20 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH INCREASING TO 20-30 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN, SNOW AND SLIGHT CHANCE
OF FREEZING RAIN. SNOW LEVEL 5500 FEET.
* MIN TEMPERATURE.....35-40.
* MAX HUMIDITY........85-95 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 15-25 MPH.
* RIDGE TOP............SOUTH 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT.
SUNDAY
* SKY/WEATHER.........CHANCE OF FREEZING RAIN IN THE MORNING. RAIN.
SNOW LEVEL 6000 FEET.
* MAX TEMPERATURE.....45-50 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........82-92 PERCENT VALLEYS AND 76-86 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 15-25 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 90 PERCENT. LOWS 40-50. HIGHS 45-55. MIN HUMIDITIES
60-70 PERCENT. SOUTHWEST WINDS 15-25 MPH.
TUESDAY
MOSTLY CLOUDY WITH RAIN AND SNOW. CHANCE OF PRECIPITATION
80 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES 55-65 PERCENT.
SOUTHWEST WINDS 15-25 MPH.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 30-40. HIGHS 40-50. SOUTHWEST WINDS 15-25 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 30-40. HIGHS 45-55.
FRIDAY
PARTLY CLOUDY. LOWS 30-40. HIGHS 45-55.
MTZ109-221100-
BITTERROOT-
241 PM MST FRI FEB 21 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....20-30.
* MAX HUMIDITY........79-89 PERCENT VALLEYS AND 70-80 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 5-15 MPH.
* RIDGE TOP............SOUTH 10-20 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW.
* MAX TEMPERATURE.....45-50 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........66-76 PERCENT VALLEYS AND 59-69 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-20 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1200, THEN 3 KFT AGL UNTIL
1700, THEN 2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING CLOUDY. SNOW,
WITH POSSIBLE RAIN AND FREEZING RAIN LIKELY. SNOW LEVEL 5500
FEET.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........80-90 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 20-30 MPH.
* RIDGE TOP............SOUTHWEST 25-35 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...20 PERCENT.
SUNDAY
* SKY/WEATHER.........CHANCE OF FREEZING RAIN IN THE MORNING. RAIN
AND SNOW. SNOW LEVEL 6500 FEET.
* MAX TEMPERATURE.....45-55 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........73-83 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 20-30 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...100 PERCENT.
MONDAY
MOSTLY CLOUDY WITH RAIN AND SNOW. CHANCE OF PRECIPITATION
90 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES 55-65 PERCENT.
SOUTHWEST WINDS 20-30 MPH.
TUESDAY
MOSTLY CLOUDY WITH SNOW AND RAIN. CHANCE OF PRECIPITATION
90 PERCENT. LOWS 30-40. HIGHS 35-45. MIN HUMIDITIES 45-55 PERCENT.
SOUTHWEST WINDS 20-30 MPH.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 25-35. HIGHS 40-50. SOUTHWEST WINDS 20-30 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 45-55.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 25-35. HIGHS 45-55.
MTZ110-111-221100-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
241 PM MST FRI FEB 21 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....15-25.
* MAX HUMIDITY........71-81 PERCENT VALLEYS AND 64-74 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-20 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........56-66 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-20 MPH.
* RIDGE TOP............SOUTHWEST 15-25 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 2
KFT AGL UNTIL 1700, THEN 1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....0 PERCENT IN THE DEERLODGE/WEST
BEAVERHEAD...AND NEAR 0 PERCENT IN THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....20-30.
* MAX HUMIDITY........75-85 PERCENT VALLEYS AND 68-78 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 20-30 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT IN THE DEERLODGE/WEST
BEAVERHEAD...AND 0 PERCENT IN THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW
LEVEL 6000 FEET.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........64-74 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 20-30 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1300, THEN
1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
45-55 PERCENT. SOUTHWEST WINDS 20-30 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
40 PERCENT. LOWS 30-40. HIGHS 35-45. MIN HUMIDITIES 45-55 PERCENT.
SOUTHWEST WINDS 20-30 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 35-45. SOUTHWEST WINDS
15-25 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 40-50.
FRIDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 40-50.
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