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

A Storm Expected To Impact The Central U.S.

A storm system will emerge from the Rockies and impact the Central U.S. through midweek. A swath of heavy snow is expected from the Central Rockies to the Upper Mississippi Valley and Great Lakes. Locally heavy rain with a marginal chance for excessive rainfall will be possible from the Lower Mississippi Valley to the South. The system will then shift into the East to produce a number of hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

A Few Clouds

12°F

-11°C

Humidity 73%
Wind Speed SE 10 G 18 mph
Barometer 30.08 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 22 Jan 12:15 am CST
Extended Forecast for

Decorah IA

Winter Storm Warning until January 23, 12:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until January 23, 12:00am

    NOW until
    12:00am Wed

    Winter Storm Warning

  • Overnight

    Overnight: A chance of snow before 4am, then snow, possibly mixed with freezing drizzle. Temperature rising to around 18 by 5am. Wind chill values as low as zero. Southeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.

    Wintry Mix

    Low: 14 °F⇑

  • Tuesday

    Tuesday: Snow, possibly mixed with freezing drizzle, becoming all snow after 10am. High near 25. Southeast wind 7 to 10 mph becoming north in the afternoon. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 3 to 5 inches possible.

    Wintry Mix
    then Snow

    High: 25 °F

  • Tuesday
    Night

    Tuesday Night: Snow, mainly before 2am. Low around 11. Northwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Snow

    Low: 11 °F

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values as low as -3. Northwest wind 6 to 11 mph becoming west in the afternoon.

    Decreasing
    Clouds

    High: 16 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 4. Southwest wind 6 to 9 mph.

    Mostly Cloudy

    Low: 4 °F

  • Thursday

    Thursday: Partly sunny, with a high near 12. Blustery, with a northwest wind 10 to 18 mph, with gusts as high as 30 mph.

    Partly Sunny
    and Blustery

    High: 12 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around -14. West wind 8 to 15 mph.

    Partly Cloudy

    Low: -14 °F

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly sunny and cold, with a high near -1. Northwest wind 6 to 8 mph.

    Partly Sunny
    then Slight
    Chance Snow

    High: -1 °F

Detailed Forecast

Overnight
A chance of snow before 4am, then snow, possibly mixed with freezing drizzle. Temperature rising to around 18 by 5am. Wind chill values as low as zero. Southeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow, possibly mixed with freezing drizzle, becoming all snow after 10am. High near 25. Southeast wind 7 to 10 mph becoming north in the afternoon. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Snow, mainly before 2am. Low around 11. Northwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values as low as -3. Northwest wind 6 to 11 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 4. Southwest wind 6 to 9 mph.
Thursday
Partly sunny, with a high near 12. Blustery, with a northwest wind 10 to 18 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around -14. West wind 8 to 15 mph.
Friday
A 20 percent chance of snow after noon. Mostly sunny and cold, with a high near -1. Northwest wind 6 to 8 mph.
Friday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around -13. Northwest wind 5 to 7 mph becoming southwest after midnight.
Saturday
A 20 percent chance of snow before noon. Partly sunny, with a high near 6. Southwest wind around 8 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around -8. Northwest wind around 8 mph.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 12. West wind 8 to 13 mph becoming south in the afternoon.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 4. South wind 11 to 13 mph becoming north after midnight.
Monday
A 30 percent chance of snow. Mostly cloudy, with a high near 16. Northwest wind 11 to 13 mph.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Decorah IA
 43.3°N 91.79°W
Last Update:
11:14 pm CST Jan 21, 2019
Forecast Valid:
12am CST Jan 22, 2019-6pm CST Jan 27, 2019
 
Forecast Discussion
 
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Additional Resources

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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