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

Hazardous Weather Conditions

Current conditions at

Siren, Burnett County Airport (KRZN)

Lat: 45.82°NLon: 92.37°WElev: 988ft.

Fair

67°F

19°C

Humidity 55%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 23 Aug 10:15 am CDT
Extended Forecast for

6 Miles ESE Grantsburg WI

  • Today

    Today: Sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind around 5 mph becoming calm.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57. South wind around 5 mph.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 58. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 45. North wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57. South wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 58. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 53. Northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 81. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 53. Northeast wind around 5 mph becoming southeast after midnight.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Grantsburg WI
 45.74°N 92.59°W
Last Update:
9:42 am CDT Aug 23, 2026
Forecast Valid:
10am CDT Aug 23, 2026-6pm CDT Aug 29, 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