National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Fosston, Fosston Municipal Airport (KFSE)

Lat: 47.59°NLon: 95.77°WElev: 1276ft.

64°F

18°C

Humidity 64%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Aug 8:55 pm CDT
Extended Forecast for

Mahnomen MN

  • Tonight

    Tonight: Mostly clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Scattered showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South wind 5 to 13 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Isolated
    Showers then
    Scattered
    T-storms

  • Monday Night

    Monday Night: Scattered showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 49. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Light and variable wind becoming south southeast around 6 mph in the evening.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Southwest wind 6 to 13 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 57. Southwest wind 7 to 9 mph.

    Low: 57 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Light and variable wind.
Monday
Scattered showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South wind 5 to 13 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Scattered showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 49. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 74. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 46. North northwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 77. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 52. Light and variable wind becoming south southeast around 6 mph in the evening.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Southwest wind 6 to 13 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 57. Southwest wind 7 to 9 mph.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 80. West southwest wind 6 to 14 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 53. North northwest wind 6 to 11 mph becoming light north after midnight.
Saturday
Mostly sunny, with a high near 77. Calm wind becoming north 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 55. North wind 6 to 8 mph becoming southeast after midnight.
Sunday
Mostly sunny, with a high near 81. South southeast wind 7 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Mahnomen MN
 47.31°N 95.96°W
Last Update:
8:36 pm CDT Aug 16, 2026
Forecast Valid:
9pm CDT Aug 16, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

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Chance of Precipitation