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.

73°F

23°C

Humidity 41%
Wind Speed NW 6 mph
Barometer 30.07 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 Aug 7:35 pm CDT
Extended Forecast for

Lengby MN

  • Tonight

    Tonight: Mostly clear, with a low around 52. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Isolated showers between 11am and 1pm, then scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 78. South southwest wind 7 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 50. West northwest wind 5 to 9 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: 50 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Light northwest wind increasing to 5 to 10 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Light and variable wind becoming south southeast 5 to 7 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Southwest wind 6 to 11 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 59. Southwest wind 7 to 9 mph.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Northwest wind 5 to 9 mph becoming calm in the evening.
Monday
Isolated showers between 11am and 1pm, then scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 78. South southwest wind 7 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 50. West northwest wind 5 to 9 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 73. Light northwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 47. North northwest wind 5 to 9 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. Light and variable wind becoming south southeast 5 to 7 mph after midnight.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Southwest wind 6 to 11 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 59. Southwest wind 7 to 9 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. West southwest wind 7 to 14 mph becoming north northwest in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 54. North northwest wind 6 to 11 mph becoming light after midnight.
Saturday
Mostly sunny, with a high near 77. North northwest wind 3 to 8 mph.
Saturday Night
Partly cloudy, with a low around 55. North wind 6 to 9 mph becoming southeast after midnight.
Sunday
Mostly sunny, with a high near 80. South southeast wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lengby MN
 47.52°N 95.62°W
Last Update:
7:36 pm CDT Aug 16, 2026
Forecast Valid:
7pm CDT Aug 16, 2026-6pm CDT Aug 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