854
FNUS55 KMSO 312122
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
221 PM MST WED DEC 31 2025
DISCUSSION
IDAHO (ZONES 102 AND 103): CURRENT: HIGH PRESSURE IS REINFORCING
VALLEY INVERSIONS, AIR STAGNATION. TAKING A QUICK LOOK AT THE NEXT
48 HOURS... TONIGHT'S WEATHER, PARTLY CLOUDY. NEW YEARS DAY, MOSTLY
CLOUDY. A 20 PERCENT CHANCE OF RAIN, FREEZING RAIN AND SNOW IN THE
AFTERNOON. THURSDAY NIGHT, A CHANCE OF RAIN, SNOW AND A SLIGHT
CHANCE OF LIGHT FREEZING RAIN UNTIL MIDNIGHT, THEN RAIN, SNOW AND
FREEZING RAIN LIKELY AFTER MIDNIGHT. FRIDAY, SNOW LIKELY. RAIN AND
FREEZING RAIN LIKELY IN THE DAY, THEN RAIN LIKELY IN THE AFTERNOON.
NORTHWEST MT (ZONES 104 AND 105): CURRENT: HIGH PRESSURE IS
REINFORCING VALLEY INVERSIONS, AIR STAGNATION. TAKING A QUICK LOOK
AT THE NEXT 48 HOURS... TONIGHT'S WEATHER, PARTLY CLOUDY. NEW YEARS
DAY, MOSTLY CLOUDY. THURSDAY NIGHT, MOSTLY CLOUDY. SLIGHT CHANCE OF
LIGHT FREEZING RAIN UNTIL MIDNIGHT, THEN A CHANCE OF SNOW AFTER
MIDNIGHT. FRIDAY, A CHANCE OF RAIN AND SNOW LIKELY IN THE DAY, THEN
CHANCE OF VALLEY RAIN WITH MOUNTAIN SNOW LIKELY IN THE AFTERNOON.
SNOW LEVEL 4500 FEET.
WEST CENTRAL MT (ZONES 106, 107 AND 108): CURRENT: HIGH PRESSURE IS
REINFORCING VALLEY INVERSIONS, AIR STAGNATION. TAKING A QUICK LOOK
AT THE NEXT 48 HOURS... TONIGHT'S WEATHER, PARTLY CLOUDY UNTIL
MIDNIGHT THEN BECOMING MOSTLY CLOUDY. NEW YEARS DAY, MOSTLY CLOUDY.
THURSDAY NIGHT, MOSTLY CLOUDY. SLIGHT CHANCE OF LIGHT FREEZING RAIN
UNTIL MIDNIGHT, THEN SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
FRIDAY, RAIN WITH SNOW LIKELY.
SOUTHWEST MT (ZONES 109, 110 AND 111): CURRENT: HIGH PRESSURE IS
REINFORCING VALLEY INVERSIONS, AIR STAGNATION. TAKING A QUICK LOOK
AT THE NEXT 48 HOURS... TONIGHT'S WEATHER, PARTLY CLOUDY. NEW YEARS
DAY, MOSTLY CLOUDY. A 20 PERCENT CHANCE OF LIGHT FREEZING RAIN IN THE
AFTERNOON. IT'LL BE COOLER. HUMIDITIES WILL BE HIGHER. THURSDAY
NIGHT, CLOUDY WITH A CHANCE OF SNOW. SLIGHT CHANCE OF LIGHT FREEZING
RAIN UNTIL MIDNIGHT, THEN SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
FRIDAY, MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN AND SNOW.
IDZ102-103-011100-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
121 PM PST WED DEC 31 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....25-30.
* MAX HUMIDITY........61-71 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHEAST 5-10 MPH.
* RIDGE TOP............SOUTH 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
NEW YEARS DAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF FREEZING RAIN
AND SNOW IN THE AFTERNOON. SNOW LEVEL 4500 FEET.
* MAX TEMPERATURE.....38-48 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........55-65 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH 5-15 MPH BECOMING SOUTHWEST IN THE
AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN, SNOW LIKELY AND FREEZING
RAIN. SNOW LEVEL 6000 FEET.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........85-95 PERCENT VALLEYS AND 93-100 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 5-10 MPH.
* RIDGE TOP............SOUTH 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. FREEZING RAIN IN THE MORNING.
RAIN AND SNOW. SNOW LEVEL 6500 FEET.
* MAX TEMPERATURE.....43-53 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........76-86 PERCENT VALLEYS AND 83-93 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT IN THE PALOUSE/HELLS CANYON...AND
80 PERCENT IN THE CLEARWATER/NEZ PERCE.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 30 PERCENT. LOWS 35-45. HIGHS 45-55. MIN HUMIDITIES
65-75 PERCENT. SOUTH WINDS 5-10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SNOW LIKELY AND CHANCE OF RAIN. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES
65-75 PERCENT. SOUTH WINDS 10-15 MPH.
MONDAY
MOSTLY CLOUDY WITH SNOW LIKELY AND CHANCE OF RAIN. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 35-45. HIGHS 40-50. SOUTH WINDS
5-10 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 40-50.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 30 PERCENT. LOWS 30-40. HIGHS 40-50.
MTZ104-105-011100-
KOOTENAI-FLATHEAD/GLACIER PARK-
221 PM MST WED DEC 31 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....20-25.
* MAX HUMIDITY........83-93 PERCENT VALLEYS AND 64-74 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
NEW YEARS DAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-35 RIDGES.
* MIN HUMIDITY........55-65 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF LIGHT
FREEZING RAIN IN THE EVENING.
* MIN TEMPERATURE.....20-30.
* MAX HUMIDITY........91-100 PERCENT VALLEYS AND 85-95 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...20 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SNOW AND RAIN LIKELY. SNOW
LEVEL 4500 FEET.
* MAX TEMPERATURE.....30-40.
* MIN HUMIDITY........76-86 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 10-20 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...40 PERCENT.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
75-85 PERCENT. SOUTHWEST WINDS 10-20 MPH.
SUNDAY
MOSTLY CLOUDY WITH RAIN AND SNOW LIKELY. CHANCE OF
PRECIPITATION 60 PERCENT. LOWS 30-40. HIGHS 35-45. MIN HUMIDITIES
70-80 PERCENT. SOUTH WINDS 10-20 MPH.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 35-45. SOUTHWEST WINDS
10-20 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 35-45.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
50 PERCENT. LOWS 25-35. HIGHS 35-45.
MTZ106-108-011100-
WEST LOLO-EAST LOLO-
221 PM MST WED DEC 31 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....15-25 VALLEYS AND 25-30 RIDGES.
* MAX HUMIDITY........76-86 PERCENT VALLEYS AND 62-72 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO BECOMING VARIABLE LESS THAN 5 MPH
AFTER MIDNIGHT.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
NEW YEARS DAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* MAX TEMPERATURE.....30-40.
* MIN HUMIDITY........65-75 PERCENT VALLEYS AND 58-68 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. AND SLIGHT CHANCE OF LIGHT
FREEZING RAIN. CHANCE OF RAIN AFTER MIDNIGHT. SNOW LEVEL 5000
FEET.
* MIN TEMPERATURE.....25-30.
* MAX HUMIDITY........93-100 PERCENT VALLEYS AND 87-97 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN WITH SNOW LIKELY. SNOW
LEVEL 6000 FEET.
* MAX TEMPERATURE.....35-40.
* MIN HUMIDITY........75-85 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH UNTIL 1400, THEN 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT IN THE WEST LOLO...AND 10 PERCENT
IN THE EAST LOLO.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 30 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
70-80 PERCENT. SOUTH WINDS 5-10 MPH.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 50 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
65-75 PERCENT. SOUTH WINDS 10-15 MPH.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 35-45. SOUTHWEST WINDS
5-10 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
40 PERCENT. LOWS 30-40. HIGHS 35-45.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 30-40. HIGHS 35-45.
MTZ107-011100-
FLATHEAD RESERVATION-
221 PM MST WED DEC 31 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....20-25.
* MAX HUMIDITY........79-89 PERCENT VALLEYS AND 64-74 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
NEW YEARS DAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* MAX TEMPERATURE.....30-35.
* MIN HUMIDITY........69-79 PERCENT VALLEYS AND 54-64 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF LIGHT
FREEZING RAIN IN THE EVENING. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. SNOW LEVEL 4000 FEET.
* MIN TEMPERATURE.....25-30.
* MAX HUMIDITY........86-96 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT IN AREAS WEST OF HIGHWAY 93...AND
NEAR 0 PERCENT IN THE MISSION MTNS AND AREAS EAST OF HIGHWAY 93.
* CWR (> 0.10 INCH)...10 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN WITH SNOW LIKELY. SNOW
LEVEL 5500 FEET.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........78-88 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT IN AREAS WEST OF HIGHWAY 93...AND
40 PERCENT IN THE MISSION MTNS AND AREAS EAST OF HIGHWAY 93.
SATURDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. CHANCE OF RAIN
20 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES 70-80 PERCENT.
SOUTH WINDS 10-15 MPH.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW LIKELY. CHANCE OF
PRECIPITATION 60 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES
65-75 PERCENT. SOUTH WINDS 10-15 MPH.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. CHANCE OF
PRECIPITATION 30 PERCENT. LOWS 30-40. HIGHS 40-50. SOUTH WINDS
5-10 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 30 PERCENT. LOWS 30-40. HIGHS 40-50.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 40-50.
MTZ109-011100-
BITTERROOT-
221 PM MST WED DEC 31 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....25-30.
* MAX HUMIDITY........72-82 PERCENT VALLEYS AND 57-67 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 5-10 MPH.
* RIDGE TOP............SOUTH 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
NEW YEARS DAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON.
* MAX TEMPERATURE.....30-40.
* MIN HUMIDITY........51-61 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF LIGHT
FREEZING RAIN IN THE EVENING. CHANCE OF SNOW AND CHANCE OF RAIN.
SNOW LEVEL 6000 FEET.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........83-93 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-15 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT IN THE DARBY, SULA, AND WEST
FORK DISTRICTS...AND 0 PERCENT IN AREAS NORTH OF HAMILTON.
* CWR (> 0.10 INCH)...30 PERCENT IN THE DARBY, SULA, AND WEST FORK
DISTRICTS...AND 10 PERCENT IN AREAS NORTH OF HAMILTON.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SNOW LIKELY AND CHANCE OF
RAIN. SNOW LEVEL 6500 FEET.
* MAX TEMPERATURE.....45-50 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........70-80 PERCENT VALLEYS AND 78-88 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT IN THE DARBY, SULA, AND WEST FORK
DISTRICTS...AND 30 PERCENT IN AREAS NORTH OF HAMILTON.
SATURDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES 60-70 PERCENT.
SOUTH WINDS 5-15 MPH.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
60-70 PERCENT. SOUTH WINDS 10-20 MPH.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 30-40. HIGHS 35-45. SOUTH WINDS
5-15 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 25-35. HIGHS 35-45.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 25-35. HIGHS 35-45.
MTZ110-111-011100-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
221 PM MST WED DEC 31 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....20-30.
* MAX HUMIDITY........56-66 PERCENT VALLEYS AND 48-58 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-15 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
NEW YEARS DAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........43-53 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-15 MPH.
* RIDGE TOP............SOUTH 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 15 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW AND SLIGHT
CHANCE OF LIGHT FREEZING RAIN. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. SNOW LEVEL 6000 FEET.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........78-88 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-15 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW.
* MAX TEMPERATURE.....40-50 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........56-66 PERCENT VALLEYS AND 71-81 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1400, THEN 2
KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SATURDAY
MOSTLY CLOUDY. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
55-65 PERCENT. SOUTH WINDS 10-20 MPH.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW AND SLIGHT CHANCE OF RAIN.
CHANCE OF PRECIPITATION 30 PERCENT. LOWS 30-40. HIGHS 40-50. MIN
HUMIDITIES 55-65 PERCENT. SOUTH WINDS 10-20 MPH.
MONDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 25-35. HIGHS 35-45. SOUTH WINDS 5-15 MPH.
TUESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 25-35. HIGHS 35-45.
WEDNESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 20-30. HIGHS 35-45.
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