Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Overcast

76°F

24°C

Humidity 69%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Aug 6:55 pm CDT
Extended Forecast for

5 Miles SSE Colchester IL

  • Tonight

    Tonight: Partly cloudy, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Increasing clouds, with a high near 81. Southeast wind around 5 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. East wind around 5 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. East wind around 5 mph.
Saturday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 81. Southeast wind around 5 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 60. East wind around 5 mph.
Sunday
Partly sunny, with a high near 80. East wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 58.
Labor Day
Partly sunny, with a high near 79.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Colchester IL
 40.36°N 90.76°W (Elev. 650 ft)
4:30 pm CDT Aug 29, 2025
7pm CDT Aug 29, 2025-6pm CDT Sep 5, 2025
 
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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