Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Keokuk Municipal Airport (KEOK)

Lat: 40.46°NLon: 91.43°WElev: 676ft.

Fair

97°F

36°C

Humidity 60%
Wind Speed W 6 mph
Barometer 29.87 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index119°F (48°C)
Last update 26 Jul 3:15 pm CDT
Extended Forecast for

Mount Sterling IA

Extreme Heat Warning July 26, 03:32pm until July 27, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 03:32pm until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 98 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 4am.  Partly cloudy, with a low around 77. Southwest wind around 5 mph.  Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny and hot, with a high near 96. Heat index values as high as 112. Southwest wind 5 to 10 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Patchy smoke after midnight. Partly cloudy, with a low around 74. Northwest wind around 5 mph.

    Low: 74 °F

    Partly Cloudy
    then Patchy
    Smoke

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Partly sunny and hot, with a high near 98. Heat index values as high as 119. Southwest wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms between 8pm and 4am. Partly cloudy, with a low around 77. Southwest wind around 5 mph. Chance of precipitation is 20%.
Monday
Mostly sunny and hot, with a high near 96. Heat index values as high as 112. Southwest wind 5 to 10 mph.
Monday Night
Patchy smoke after midnight. Partly cloudy, with a low around 74. Northwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 81.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Sterling IA
 40.62°N 91.93°W (Elev. 686 ft)
2:06 pm CDT Jul 26, 2026
3pm 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