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Areas of Excessive Rainfall and Extreme Heat; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Muscatine (KMUT)

Lat: 41.37°NLon: 91.15°WElev: 548ft.

A Few Clouds

79°F

26°C

Humidity 94%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 11 Aug 7:55 pm CDT
Extended Forecast for

3 Miles N Illinois City IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 3pm. Mostly cloudy, with a high near 81. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming north around 5 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

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

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 3pm. Mostly cloudy, with a high near 81. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82. Calm wind becoming north around 5 mph.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 68.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 72.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Illinois City IL
 41.43°N 90.92°W (Elev. 719 ft)
Last Update:
7:17 pm CDT Aug 11, 2025
Forecast Valid:
8pm CDT Aug 11, 2025-6pm CDT Aug 18, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation