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

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Freezing Fog

30°F

-1°C

Humidity 100%
Wind Speed W 5 mph
Barometer 29.79 in
Dewpoint 30°F (-1°C)
Visibility 0.25 mi
Wind Chill25°F (-4°C)
Last update 7 Jan 1:35 am CST
Extended Forecast for

Elgin IA

Dense Fog Advisory until January 7, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 7, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 29 °F

    Areas
    Freezing Fog
    and Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog between 10am and noon. Widespread dense freezing fog, mainly before 9am. Otherwise, partly sunny, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning.

    High: 44 °F

    Dense
    Freezing Fog
    and Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. South wind 3 to 6 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after noon. Mostly cloudy, with a high near 42. Light and variable wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 31. North wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain before noon. Partly sunny, with a high near 39. North wind 6 to 8 mph.

    High: 39 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26. Northeast wind 6 to 8 mph. Chance of precipitation is 50%.

    Low: 26 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 31. Blustery, with a northwest wind 9 to 16 mph.

    High: 31 °F

    Chance Snow
    and Blustery

Detailed Forecast

Overnight
Patchy fog before 4am. Areas of freezing fog after 4am. Otherwise, mostly cloudy, with a low around 29. Calm wind.
Wednesday
Areas of fog between 10am and noon. Widespread dense freezing fog, mainly before 9am. Otherwise, partly sunny, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 32. South wind 3 to 6 mph.
Thursday
Rain likely, mainly after noon. Mostly cloudy, with a high near 42. Light and variable wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 31. North wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 20 percent chance of rain before noon. Partly sunny, with a high near 39. North wind 6 to 8 mph.
Friday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26. Northeast wind 6 to 8 mph. Chance of precipitation is 50%.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 31. Blustery, with a northwest wind 9 to 16 mph.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 15. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 29. Northwest wind 8 to 10 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 21. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 38. Southwest wind 7 to 10 mph.
Monday Night
Mostly cloudy, with a low around 24. West wind around 6 mph.
Tuesday
Partly sunny, with a high near 35. West wind 6 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Elgin IA
 42.97°N 91.62°W
Last Update:
1:26 am CST Jan 7, 2026
Forecast Valid:
1am CST Jan 7, 2026-6pm CST Jan 13, 2026
 
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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