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

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Overcast

55°F

13°C

Humidity 94%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 24 Aug 1:55 am CDT
Extended Forecast for

Clermont IA

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 54. Light northwest wind.

    Low: 54 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Calm wind becoming south 5 to 9 mph in the morning.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 63. South wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 82. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Northwest wind 5 to 9 mph becoming light in the evening.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Northwest wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 57. Light northwest wind.

    Low: 57 °F

    Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 54. Light northwest wind.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 80. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. South wind 5 to 7 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 82. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 60. Northwest wind 5 to 9 mph becoming light in the evening.
Thursday
Sunny, with a high near 81. Northwest wind 3 to 6 mph.
Thursday Night
Clear, with a low around 57. Light northwest wind.
Friday
Sunny, with a high near 81. Calm wind.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Calm wind becoming south around 5 mph after midnight.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. South wind 6 to 9 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 7 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind around 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clermont IA
 43°N 91.65°W
Last Update:
1:26 am CDT Aug 24, 2026
Forecast Valid:
2am CDT Aug 24, 2026-6pm CDT Aug 30, 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