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.

39°F

4°C

Humidity 70%
Wind Speed E 6 mph
Barometer 29.97 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 17 May 2:15 am CDT
Extended Forecast for

6 Miles WSW Mahnomen MN

  • Overnight

    Overnight: Mostly clear early, then becoming mostly cloudy, with a low around 38. East wind 8 to 11 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 54. Breezy, with an east wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers before 2am, then a slight chance of showers after 5am. Low around 40. East wind 11 to 17 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Cloudy, with a high near 52. North wind 15 to 18 mph.

    High: 52 °F

    Cloudy

  • Monday Night

    Monday Night: Showers. Low around 35. North northeast wind 16 to 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 46. Breezy, with a north northwest wind 17 to 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Widespread frost, mainly after 2am. Otherwise, mostly cloudy, with a low around 31. North northwest wind 8 to 13 mph becoming light and variable in the evening.

    Low: 31 °F

    Mostly Cloudy
    then Frost

  • Wednesday

    Wednesday: Widespread frost before 8am. Otherwise, sunny, with a high near 59. Southwest wind 5 to 9 mph.

    High: 59 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. South southeast wind 8 to 13 mph.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear early, then becoming mostly cloudy, with a low around 38. East wind 8 to 11 mph.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 54. Breezy, with an east wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers before 2am, then a slight chance of showers after 5am. Low around 40. East wind 11 to 17 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Cloudy, with a high near 52. North wind 15 to 18 mph.
Monday Night
Showers. Low around 35. North northeast wind 16 to 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 46. Breezy, with a north northwest wind 17 to 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Widespread frost, mainly after 2am. Otherwise, mostly cloudy, with a low around 31. North northwest wind 8 to 13 mph becoming light and variable in the evening.
Wednesday
Widespread frost before 8am. Otherwise, sunny, with a high near 59. Southwest wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 41. South southeast wind 8 to 13 mph.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 65. Breezy, with a south wind 14 to 21 mph. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44. South southeast wind 11 to 14 mph.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 66. South wind 14 to 16 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Southeast wind 13 to 15 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Southeast wind 14 to 16 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Mahnomen MN
 47.29°N 96.08°W
Last Update:
1:31 am CDT May 17, 2026
Forecast Valid:
2am CDT May 17, 2026-6pm CDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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