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

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Mostly Cloudy

85°F

29°C

Humidity 72%
Wind Speed SE 8 mph
Barometer 30.06 in (1017.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 16 Aug 11:56 am CDT
Extended Forecast for

Delmar IA

Heat Advisory until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 16, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 3am. Partly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 89. East wind around 5 mph becoming south in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 103. South wind 5 to 10 mph.
Tonight
A slight chance of showers and thunderstorms between 10pm and 3am. Partly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 89. East wind around 5 mph becoming south in the afternoon.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Southeast wind around 5 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 92.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delmar IA
 42°N 90.6°W (Elev. 794 ft)
Last Update:
10:30 am CDT Aug 16, 2025
Forecast Valid:
12pm CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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