Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Municipal Airport (KMPZ)

Lat: 40.95°NLon: 91.51°WElev: 735ft.

Fair

82°F

28°C

Humidity 89%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 26 Jul 10:35 am CDT
Extended Forecast for

5 Miles SE Yarmouth IA

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Extreme Heat Warning July 26, 11:00am until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning
  • Today

    Today: A slight chance of showers before noon, then a slight chance of showers and thunderstorms between noon and 2pm.  Mostly cloudy, with a high near 94. Heat index values as high as 112. Southwest wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 96. Heat index values as high as 111. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. West wind 5 to 10 mph becoming north after midnight.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers before noon, then a slight chance of showers and thunderstorms between noon and 2pm. Mostly cloudy, with a high near 94. Heat index values as high as 112. Southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 77. South wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 96. Heat index values as high as 111. Southwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 73. West wind 5 to 10 mph becoming north after midnight.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly cloudy, with a low around 68.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Yarmouth IA
 40.98°N 91.26°W (Elev. 778 ft)
10:16 am CDT Jul 26, 2026
10am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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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