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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

Mostly Cloudy

90°F

32°C

Humidity 62%
Wind Speed S 18 mph
Barometer 29.75 in (1006.2 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 29 Jun 1:54 pm CDT
Extended Forecast for

Ackworth IA

Extreme Heat Warning June 29, 02:53pm until June 30, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 02:53pm until June 30, 09:00pm

    NOW until 9:00pm Tue

    Extreme Heat Warning

  • This Afternoon

    High: 93 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 77. Windy, with a south wind 14 to 22 mph, with gusts as high as 32 mph.

    Low: 77 °F

    Decreasing
    Clouds and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 103. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 23 mph.

    Low: 75 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 93 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Breezy.

    Low: 76 °F

    Slight Chance
    T-storms and
    Breezy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Heat index values as high as 105. Windy, with a south wind 21 to 23 mph, with gusts as high as 31 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 77. Windy, with a south wind 14 to 22 mph, with gusts as high as 32 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 103. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 75. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 93. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Breezy.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 92.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 72.
Independence Day
Mostly sunny, with a high near 92.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ackworth IA
 41.37°N 93.49°W
Last Update:
1:27 pm CDT Jun 29, 2026
Forecast Valid:
2pm CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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