Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Fair

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 29.93 in (1013.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 19 Aug 2:52 am CDT
Extended Forecast for

4 Miles W Lone Tree IA

  • Overnight

    Overnight: Patchy fog after 4am.  Otherwise, mostly cloudy, with a steady temperature around 69. Calm wind.

    Low: 69 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 2pm and 4pm, then a slight chance of showers after 4pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 82 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 62. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 82. Calm wind becoming east around 5 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

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

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly cloudy, with a steady temperature around 69. Calm wind.
Wednesday
A slight chance of showers and thunderstorms between 2pm and 4pm, then a slight chance of showers after 4pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 82. Calm wind becoming east around 5 mph.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Lone Tree IA
 41.49°N 91.5°W (Elev. 591 ft)
2:56 am CDT Aug 19, 2026
3am CDT Aug 19, 2026-6pm CDT Aug 25, 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