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

Thief River Falls, Thief River Falls Regional Airport (KTVF)

Lat: 48.07°NLon: 96.18°WElev: 1115ft.

Fair

46°F

8°C

Humidity 83%
Wind Speed W 12 mph
Barometer 29.73 in (1007.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 19 Mar 9:56 pm CDT
Extended Forecast for

Grygla MN

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 31. North northwest wind 9 to 14 mph.

    Low: 31 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before noon. Otherwise, mostly cloudy, with a high near 43. West wind around 6 mph.

    High: 43 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 31. West southwest wind 6 to 9 mph becoming east northeast in the evening.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. East wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 25. North northeast wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 32. North wind 13 to 15 mph.

    High: 32 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. Northwest wind 7 to 13 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 38. South wind 8 to 17 mph.

    High: 38 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 21. South wind 11 to 14 mph becoming northwest after midnight.

    Low: 21 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 31. North northwest wind 9 to 14 mph.
Friday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 43. West wind around 6 mph.
Friday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 31. West southwest wind 6 to 9 mph becoming east northeast in the evening.
Saturday
A chance of rain before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. East wind 10 to 15 mph. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 25. North northeast wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly cloudy, with a high near 32. North wind 13 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 14. Northwest wind 7 to 13 mph.
Monday
A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 38. South wind 8 to 17 mph.
Monday Night
A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 21. South wind 11 to 14 mph becoming northwest after midnight.
Tuesday
Partly sunny, with a high near 38. North northwest wind 10 to 13 mph.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20. North wind around 11 mph becoming east after midnight.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 40. South southeast wind 13 to 17 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 19. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Chance of precipitation is 40%.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 28. Blustery, with a northwest wind 21 to 28 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grygla MN
 48.3°N 95.63°W
Last Update:
9:02 pm CDT Mar 19, 2026
Forecast Valid:
10pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation