National Weather Service Forecast for: Libby MT
Issued by: National Weather Service Missoula, MT
Updated: 1:02 am MST Dec 5, 2025
 
Overnight

Overnight: A 20 percent chance of snow. Patchy fog. Otherwise, mostly cloudy, with a low around 25. Calm wind.
Slight Chance
Snow and
Patchy Fog

 Friday

Friday: Snow likely before 3pm, then rain and snow. Patchy fog. High near 37. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Chance Snow
and Patchy
Fog then
Rain/Snow and
Patchy Fog
 Friday
Night
Friday Night: Rain, snow, and freezing rain likely before 1am, then freezing rain likely, possibly mixed with rain. Snow level 3200 feet rising to 3900 feet. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 70%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Wintry Mix
Likely

 Saturday

Saturday: Rain or freezing rain likely before 8am, then rain. Patchy fog before 1pm. High near 42. Calm wind. Chance of precipitation is 100%.
Rain/Freezing
Rain and
Patchy Fog
then Rain and
Patchy Fog
 Saturday
Night
Saturday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 33. Light southwest wind. Chance of precipitation is 70%.
Rain Likely


 Sunday

Sunday: Rain. Patchy fog between 8am and 2pm. High near 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain and
Patchy Fog

 Sunday
Night
Sunday Night: Rain, mainly before 11pm. Low around 35. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Rain then
Chance Rain

 Monday

Monday: Rain, mainly after 11am. Cloudy, with a high near 44.
Rain


 Monday
Night
Monday Night: Rain. Cloudy, with a low around 36.
Rain
Lo 25 °F Hi 37 °F Lo 30 °F Hi 42 °F Lo 33 °F Hi 42 °F Lo 35 °F Hi 44 °F Lo 36 °F

 

Overnight
 
 A 20 percent chance of snow. Patchy fog. Otherwise, mostly cloudy, with a low around 25. Calm wind.
Friday
 
 Snow likely before 3pm, then rain and snow. Patchy fog. High near 37. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
 
 Rain, snow, and freezing rain likely before 1am, then freezing rain likely, possibly mixed with rain. Snow level 3200 feet rising to 3900 feet. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 70%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Saturday
 
 Rain or freezing rain likely before 8am, then rain. Patchy fog before 1pm. High near 42. Calm wind. Chance of precipitation is 100%.
Saturday Night
 
 Rain likely, mainly before 11pm. Mostly cloudy, with a low around 33. Light southwest wind. Chance of precipitation is 70%.
Sunday
 
 Rain. Patchy fog between 8am and 2pm. High near 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
 
 Rain, mainly before 11pm. Low around 35. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
 
 Rain, mainly after 11am. Cloudy, with a high near 44.
Monday Night
 
 Rain. Cloudy, with a low around 36.
Tuesday
 
 Rain. Mostly cloudy, with a high near 45.
Tuesday Night
 
 Rain and snow likely. Mostly cloudy, with a low around 29.
Wednesday
 
 Rain and snow. Patchy fog. Otherwise, mostly cloudy, with a high near 41.
Wednesday Night
 
 Rain and snow likely. Mostly cloudy, with a low around 29.
Thursday
 
 A chance of rain and snow. Mostly cloudy, with a high near 42.

 

Forecast from NOAA-NWS for Libby MT.