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

Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fog

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1017.1 mb)
Dewpoint 70°F (21°C)
Visibility 0.25 mi
Last update 14 Jul 3:56 am CDT
Extended Forecast for

3 Miles NW Macedonia IL

  • Overnight

    Overnight: A 20 percent chance of showers. Cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. Light and variable wind. Chance of precipitation is 30%.

    High: 89 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 93. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. South southwest wind 3 to 6 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Southwest wind 5 to 8 mph.

    High: 94 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind around 6 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a low around 71. Calm wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. Light and variable wind. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 93. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. South southwest wind 3 to 6 mph.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Southwest wind 5 to 8 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind around 6 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming west southwest around 6 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Light and variable wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the morning.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. South southwest wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Macedonia IL
 38.08°N 88.73°W
Last Update:
4:31 am CDT Jul 14, 2025
Forecast Valid:
4am CDT Jul 14, 2025-6pm CDT Jul 20, 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