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

Winter Storm and Cold for the Weekend

A prolonged period of moderate to heavy snow affects the region tonight through early Sunday morning, resulting in hazardous road conditions. Portions of northeast Iowa into southwest Wisconsin could see snowfall amounts of 12+". Colder air arrives for Sunday through Tuesday with overnight wind chills in the single digits to teens below zero. Read More >

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

A Few Clouds

28°F

-2°C

Humidity 59%
Wind Speed Vrbl 5 mph
Barometer 30.32 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 28 Nov 1:55 pm CST
Extended Forecast for

Dorchester IA

Winter Storm Warning November 29, 12:00am until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 29. Northwest wind around 5 mph becoming calm.

    High: 29 °F

    Partly Sunny

  • Tonight

    Tonight: Snow, mainly after midnight. Low around 21. Calm wind becoming east 5 to 8 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Chance Snow
    then Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 26. East wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 26 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow, mainly before 1am. Low around 18. Blustery, with a northwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Blustery.
    Snow then
    Snow Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 23. Blustery, with a northwest wind 7 to 16 mph, with gusts as high as 31 mph.

    High: 23 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 1. Northwest wind around 6 mph becoming calm in the evening.

    Low: 1 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 17. Calm wind becoming southwest around 5 mph.

    High: 17 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 4. Light southwest wind.

    Low: 4 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 22. Calm wind becoming southwest around 5 mph.

    High: 22 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 29. Northwest wind around 5 mph becoming calm.
Tonight
Snow, mainly after midnight. Low around 21. Calm wind becoming east 5 to 8 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 26. East wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday Night
Snow, mainly before 1am. Low around 18. Blustery, with a northwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday
Mostly sunny, with a high near 23. Blustery, with a northwest wind 7 to 16 mph, with gusts as high as 31 mph.
Sunday Night
Mostly cloudy, with a low around 1. Northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 17. Calm wind becoming southwest around 5 mph.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 4. Light southwest wind.
Tuesday
Mostly cloudy, with a high near 22. Calm wind becoming southwest around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 11. South wind 3 to 6 mph.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 28. Southwest wind 6 to 8 mph becoming northwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around -1. Northwest wind 3 to 8 mph.
Thursday
Mostly sunny, with a high near 17. Light and variable wind becoming west around 6 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester IA
 43.47°N 91.52°W
Last Update:
2:11 pm CST Nov 28, 2025
Forecast Valid:
2pm CST Nov 28, 2025-6pm CST Dec 4, 2025
 
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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