Expires:202512221100;;986880 FPUS55 KMSO 212003 ZFPMSO Zone Forecast Product National Weather Service Missoula MT 103 PM MST Sun Dec 21 2025 MTZ001-221100- Kootenai/Cabinet Region- Including the cities of Libby and Eureka 103 PM MST Sun Dec 21 2025 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST MONDAY... .TONIGHT...Patchy fog through the night. Areas of snow in the late evening and early morning. Rain likely after midnight. Snow likely late in the night. Chance of precipitation 90 percent. Little or no new snow accumulation. Lows in the mid 20s to lower 30s. .MONDAY...Mostly cloudy. A chance of rain and a slight chance of snow in the morning. Patchy fog in the morning. Chance of precipitation 50 percent. Highs in the mid 30s to lower 40s. .MONDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a 40 percent chance of snow after midnight. Patchy fog after midnight. Lows in the mid 20s to lower 30s. .TUESDAY...Mostly cloudy. A 30 percent chance of rain and snow in the morning. Patchy fog in the morning. Highs in the mid 30s to lower 40s. .TUESDAY NIGHT...Slight chance of rain and snow in the evening, then rain and snow likely after midnight. Patchy fog through the night. Chance of precipitation 70 percent. Lows in the upper 20s to mid 30s. .WEDNESDAY...Rain and snow likely. Patchy fog. Chance of precipitation 90 percent. Highs in the mid 30s to lower 40s. .WEDNESDAY NIGHT...Rain and snow likely in the evening, then partly cloudy with a slight chance of rain and snow after midnight. Patchy fog through the night. Chance of precipitation 70 percent. Lows in the 20s. .CHRISTMAS DAY...Mostly cloudy. Patchy fog in the morning. A 30 percent chance of rain and snow in the afternoon. Highs in the 30s. .THURSDAY NIGHT...A chance of rain and snow in the evening, then rain and snow likely after midnight. Patchy fog through the night. Chance of precipitation 60 percent. Lows in the 20s to lower 30s. .FRIDAY...Rain and snow likely. Patchy fog in the morning. Chance of precipitation 80 percent. Highs in the 30s. .FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain and snow. Patchy fog. Lows 18 to 25. .SATURDAY...Mostly cloudy with a slight chance of snow. Patchy fog in the morning. Slight chance of rain in the afternoon. Chance of precipitation 20 percent. Highs in the 30s. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Patchy fog through the night. Lows in the 20s. .SUNDAY...Mostly cloudy with a slight chance of snow. Patchy fog in the morning. Slight chance of rain in the afternoon. Chance of precipitation 20 percent. Highs in the mid 30s to lower 40s. $$