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Hazardous Weather Conditions
Current conditions at
Mount Vernon Airport (KMVN)
Lat: 38.33°NLon: 88.85°WElev: 466ft.
Fair
89°F
32°C
| Humidity | 59% |
| Wind Speed | NE 5 mph |
| Barometer | 30.10 in (1019.0 mb) |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 97°F (36°C) |
| Last update | 17 Aug 9:56 am CDT |
Extended Forecast for
3 Miles SSE Ewing IL
Heat Advisory August 17, 10:06am until August 19, 07:00pm
NOW until 7:00pm Tue
Heat Advisory
Today
High: 98 °F
Mostly Sunny
then Slight
Chance
T-stormsTonight
Low: 75 °F
Slight Chance
T-storms then
Partly CloudyMonday
High: 99 °F
Hot
Monday Night
Low: 76 °F
Mostly Clear
Tuesday
High: 99 °F
Sunny then
Slight Chance
T-stormsTuesday Night
Low: 73 °F
Chance
T-stormsWednesday
High: 90 °F
Chance
T-stormsWednesday Night
Low: 68 °F
Partly Cloudy
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Calm wind becoming east around 5 mph in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 75. Light and variable wind.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Calm wind becoming west northwest around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Light north wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 68. North northeast wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 88. North northeast wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 68. North northeast wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 91. Calm wind becoming north northeast 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 68. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 92. Calm wind becoming north 5 to 7 mph in the afternoon.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSE Ewing IL
38.04°N 88.85°W
38.04°N 88.85°W
8:31 am CDT Aug 17, 2025
10am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
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