Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Siren, Burnett County Airport (KRZN)

Lat: 45.82°NLon: 92.37°WElev: 988ft.

Fair

25°F

-4°C

Humidity 87%
Wind Speed W 6 mph
Barometer 30.00 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 12 Jan 8:35 am CST
Extended Forecast for

2 Miles NE Grantsburg WI

  • Today

    Today: Mostly sunny, with a high near 37. Southwest wind around 5 mph.

    High: 37 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of freezing rain between 11pm and 1am, then rain likely.  Mostly cloudy, with a temperature falling to near 29 by 9pm, then rising to around 35 during the remainder of the night. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 70%. Little or no ice accumulation expected.

    Low: 29 °F

    Slight Chance
    Freezing Rain
    then
    Rain/Freezing
    Rain Likely

  • Tuesday

    Tuesday: A 40 percent chance of rain before noon.  Mostly cloudy, with a high near 39. West wind around 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 12. Blustery, with a north wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Decreasing
    Clouds and
    Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 19. Blustery, with a north wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 19 °F

    Sunny and
    Blustery then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 2. North wind around 5 mph becoming calm  in the evening.

    Low: 2 °F

    Mostly Clear

  • Thursday

    Thursday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 24. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 24 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely.  Cloudy, with a low around 19. South wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 19 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly before noon.  Mostly cloudy, with a high near 27. Blustery, with a northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 27 °F

    Snow Likely
    and Blustery

Detailed Forecast

Today
Mostly sunny, with a high near 37. Southwest wind around 5 mph.
Tonight
A chance of freezing rain between 11pm and 1am, then rain likely. Mostly cloudy, with a temperature falling to near 29 by 9pm, then rising to around 35 during the remainder of the night. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. Little or no ice accumulation expected.
Tuesday
A 40 percent chance of rain before noon. Mostly cloudy, with a high near 39. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 12. Blustery, with a north wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 19. Blustery, with a north wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 2. North wind around 5 mph becoming calm in the evening.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 24. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Snow likely. Cloudy, with a low around 19. South wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 27. Blustery, with a northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 0. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 9. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around -4. West wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 13. West wind 5 to 10 mph, with gusts as high as 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Grantsburg WI
 45.8°N 92.65°W
7:03 am CST Jan 12, 2026
8am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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