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

Rush City Regional Airport (KROS)

Lat: 45.7°NLon: 92.95°WElev: 919ft.

Overcast

68°F

20°C

Humidity 82%
Wind Speed W 5 mph
Barometer 30.07 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 16 Aug 10:15 am CDT
Extended Forecast for

Grantsburg WI

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 80. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 51. North wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Patchy Fog

  • Monday

    Monday: Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 83 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 80. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 51. North wind around 5 mph becoming calm in the evening.
Monday
Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. Southwest wind around 5 mph, with gusts as high as 15 mph.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 51. Calm wind.
Thursday
Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A chance of showers, mainly after 1am. Partly cloudy, with a low around 58. South wind around 5 mph.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the morning. Winds could gust as high as 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grantsburg WI
 45.78°N 92.68°W
Last Update:
9:27 am CDT Aug 16, 2026
Forecast Valid:
10am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation