NWS Forecast for Columbia Falls MT

National Weather Service Forecast for: Columbia Falls MT
Issued by: National Weather Service Missoula, MT

Updated: 1:02 am MST Feb 2, 2026

Today Cloudy then Slight Chance Rain	Tonight Cloudy then Patchy Fog	Tuesday Patchy Fog then Mostly Cloudy	Tuesday Night Patchy Fog	Wednesday Patchy Fog then Mostly Cloudy	Wednesday Night Patchy Fog	Thursday Patchy Fog then Mostly Sunny	Thursday Night Partly Cloudy	Friday Mostly Sunny
Hi 41 °F	Lo 33 °F	Hi 42 °F	Lo 31 °F	Hi 43 °F	Lo 30 °F	Hi 45 °F	Lo 28 °F	Hi 44 °F

Today	A 20 percent chance of rain after 4pm. Cloudy, with a high near 41. South southwest wind around 6 mph.
Tonight	Patchy fog after 3am. Otherwise, cloudy, with a low around 33. Light south wind.
Tuesday	Patchy fog before noon. Otherwise, cloudy, with a high near 42. Calm wind.
Tuesday Night	Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Wednesday	Patchy fog before noon. Otherwise, cloudy, with a high near 43. Calm wind.
Wednesday Night	Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 30.
Thursday	Patchy fog before 9am. Otherwise, mostly sunny, with a high near 45.
Thursday Night	Partly cloudy, with a low around 28.
Friday	Mostly sunny, with a high near 44.
Friday Night	Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 28.
Saturday	Patchy fog. Otherwise, partly sunny, with a high near 44.
Saturday Night	A slight chance of rain. Mostly cloudy, with a low around 34.
Sunday	A chance of rain. Mostly cloudy, with a high near 42.

Forecast from NOAA-NWS for Columbia Falls MT.