Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

Siren, Burnett County Airport (KRZN)

Lat: 45.82°NLon: 92.37°WElev: 988ft.

Fair

5°F

-15°C

Humidity 80%
Wind Speed SW 3 mph
Barometer 30.25 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 30 Dec 12:35 am CST
Extended Forecast for

5 Miles E Grantsburg WI

  • Overnight

    Overnight: A chance of flurries after 5am.  Mostly cloudy, with a low around 0. West wind around 5 mph.

    Low: 0 °F

    Chance
    Flurries

  • Tuesday

    Tuesday: Snow, mainly before noon.  High near 25. Southwest wind around 5 mph becoming west in the afternoon.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 10. Northwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 10 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow before noon.  Cloudy through mid morning, then gradual clearing, with a high near 15. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 15 °F

    Chance Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -9. Northwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: -9 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 9. Calm wind becoming southwest around 5 mph in the morning.

    High: 9 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1. Southwest wind around 5 mph becoming calm.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 15. Calm wind becoming northwest around 5 mph.

    High: 15 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0. Calm wind.

    Low: 0 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of flurries after 5am. Mostly cloudy, with a low around 0. West wind around 5 mph.
Tuesday
Snow, mainly before noon. High near 25. Southwest wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Tuesday Night
Mostly cloudy, with a low around 10. Northwest wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A 30 percent chance of snow before noon. Cloudy through mid morning, then gradual clearing, with a high near 15. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around -9. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
New Year's Day
Partly sunny, with a high near 9. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 1. Southwest wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 15. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 0. Calm wind.
Saturday
Partly sunny, with a high near 19. Calm wind becoming west around 5 mph.
Saturday Night
Mostly cloudy, with a low around 8. Southeast wind around 5 mph.
Sunday
Partly sunny, with a high near 27. Southeast wind around 5 mph becoming south in the afternoon.
Sunday Night
Mostly cloudy, with a low around 13. South wind around 5 mph becoming west after midnight.
Monday
Partly sunny, with a high near 26. Northwest wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Grantsburg WI
 45.78°N 92.59°W
11:56 pm CST Dec 29, 2025
12am CST Dec 30, 2025-6pm CST Jan 5, 2026
 
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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