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

Hazardous Weather Conditions

Current conditions at

Fosston, Fosston Municipal Airport (KFSE)

Lat: 47.59°NLon: 95.77°WElev: 1276ft.

Fog/Mist

34°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 34°F (1°C)
Visibility 4.00 mi
Last update 20 May 2:12 am CDT
Extended Forecast for

Mahnomen MN

Freeze Warning until May 20, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until May 20, 09:00am

    NOW until 9:00am Wed

    Freeze Warning

  • Overnight

    Low: 34 °F

    Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 63. Light south southeast wind becoming south 6 to 11 mph in the morning.

    High: 63 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South southeast wind 9 to 14 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67. South wind 14 to 17 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. South southeast wind 10 to 14 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 66. Southeast wind 13 to 16 mph.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 44. Southeast wind 9 to 11 mph.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 64. South southeast wind around 9 mph.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly clear, with a steady temperature around 34. Light south wind.
Wednesday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 63. Light south southeast wind becoming south 6 to 11 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 42. South southeast wind 9 to 14 mph.
Thursday
Sunny, with a high near 67. South wind 14 to 17 mph.
Thursday Night
Partly cloudy, with a low around 44. South southeast wind 10 to 14 mph.
Friday
Partly sunny, with a high near 66. Southeast wind 13 to 16 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44. Southeast wind 9 to 11 mph.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 64. South southeast wind around 9 mph.
Saturday Night
Mostly cloudy, with a low around 45. South wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 75. South southwest wind 8 to 10 mph.
Sunday Night
Partly cloudy, with a low around 51. South southeast wind 7 to 9 mph.
Memorial Day
Mostly sunny, with a high near 83. South wind 9 to 14 mph.
Monday Night
Mostly clear, with a low around 56. South southeast wind 9 to 13 mph.
Tuesday
Mostly sunny, with a high near 82. Breezy, with a south wind 13 to 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mahnomen MN
 47.31°N 95.96°W
Last Update:
2:36 am CDT May 20, 2026
Forecast Valid:
3am CDT May 20, 2026-6pm CDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation