National Weather Service Forecast for: Bigfork MT
Issued by: National Weather Service Missoula, MT
Updated: 2:01 am MDT May 26, 2026
 
Today

Today: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Partly Sunny
then Chance
T-storms
 Tonight

Tonight: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Showers
Likely then
Chance Rain
 Wednesday

Wednesday: A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Light and variable wind. Chance of precipitation is 40%.
Slight Chance
Rain then
Chance
T-storms
 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

 Thursday

Thursday: Sunny, with a high near 83. Light and variable wind.
Sunny

 Thursday
Night
Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

 Friday

Friday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny
then Chance
T-storms
 Friday
Night
Friday Night: Showers and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 54.
Showers

 Saturday

Saturday: Rain likely, mainly after noon. Mostly cloudy, with a high near 63.
Rain Likely
Hi 75 °F Lo 55 °F Hi 78 °F Lo 56 °F Hi 83 °F Lo 58 °F Hi 77 °F Lo 54 °F Hi 63 °F

 

Today
 
 A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
 
 A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Light and variable wind. Chance of precipitation is 40%.
Wednesday Night
 
 A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
 
 Sunny, with a high near 83. Light and variable wind.
Thursday Night
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
 
 A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
 
 Showers and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 54.
Saturday
 
 Rain likely, mainly after noon. Mostly cloudy, with a high near 63.
Saturday Night
 
 A chance of rain. Mostly cloudy, with a low around 47.
Sunday
 
 A chance of rain. Partly sunny, with a high near 65.
Sunday Night
 
 A slight chance of rain. Partly cloudy, with a low around 47.
Monday
 
 A slight chance of rain. Mostly sunny, with a high near 69.

 

Forecast from NOAA-NWS for Bigfork MT.