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

Dangerous Heat Possible Next Week

A turn to hot and humid conditions is expected starting Monday. Dangerously hot conditions are possible through next week, particularly on Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Overcast

75°F

24°C

Humidity 69%
Wind Speed SE 7 G 14 mph
Barometer 29.94 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Jun 2:55 pm CDT
Extended Forecast for

2 Miles W Waukon IA

Extreme Heat Watch June 29, 12:00pm until June 30, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Southeast wind around 9 mph, with gusts as high as 18 mph.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. Breezy, with a southeast wind 13 to 17 mph, with gusts as high as 29 mph.

    High: 83 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 10pm and midnight. Mostly cloudy, with a low around 73. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 91. Heat index values as high as 104. Breezy, with a south wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 91 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. Breezy, with a south wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 74 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 62. Southeast wind around 9 mph, with gusts as high as 18 mph.
Sunday
Partly sunny, with a high near 83. Breezy, with a southeast wind 13 to 17 mph, with gusts as high as 29 mph.
Sunday Night
A slight chance of showers and thunderstorms between 10pm and midnight. Mostly cloudy, with a low around 73. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 91. Heat index values as high as 104. Breezy, with a south wind 10 to 16 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 74. Breezy, with a south wind 11 to 16 mph, with gusts as high as 26 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 10 to 14 mph, with gusts as high as 24 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. South wind around 9 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind around 7 mph.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 5 to 7 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind 3 to 5 mph.
Independence Day
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Waukon IA
 43.27°N 91.53°W
Last Update:
12:23 pm CDT Jun 27, 2026
Forecast Valid:
3pm CDT Jun 27, 2026-6pm CDT Jul 4, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation