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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Fair

53°F

12°C

Humidity 59%
Wind Speed E 8 mph
Barometer 30.29 in (1025.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 21 May 2:52 am CDT
Extended Forecast for

Iowa City IA

  • Overnight

    Overnight: A slight chance of sprinkles after 4am. Partly cloudy, with a steady temperature around 49. East wind around 10 mph.

    Low: 49 °F

    Slight Chance
    Sprinkles

  • Thursday

    Thursday: A slight chance of sprinkles before 11am. Mostly cloudy, with a high near 66. East wind around 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Slight Chance
    Sprinkles

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 68. East wind around 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of sprinkles after 4am. Partly cloudy, with a steady temperature around 49. East wind around 10 mph.
Thursday
A slight chance of sprinkles before 11am. Mostly cloudy, with a high near 66. East wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 48. East wind around 10 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 68. East wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 56.
Memorial Day
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Iowa City IA
 41.67°N 91.52°W (Elev. 692 ft)
Last Update:
2:16 am CDT May 21, 2026
Forecast Valid:
3am CDT May 21, 2026-6pm CDT May 27, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation