


Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
86°F
30°C
Humidity | 94% |
Wind Speed | Calm |
Barometer | 30.06 in |
Dewpoint | 84°F (29°C) |
Visibility | 10.00 mi |
Heat Index | 108°F (42°C) |
Last update | 30 Jul 8:53 am CDT |
Extended Forecast for
3 Miles WNW Belleville IL
Extreme Heat Warning July 30, 09:34am until July 30, 07:00pm
NOW until 7:00pm Wed
Extreme Heat Warning
Today
High: 95 °F
Sunny then
Scattered
T-stormsTonight
Low: 73 °F
Scattered
T-stormsThursday
High: 82 °F
Showers
LikelyThursday Night
Low: 66 °F
Slight Chance
T-storms then
Slight Chance
ShowersFriday
High: 80 °F
Mostly Sunny
Friday Night
Low: 61 °F
Mostly Clear
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 60 °F
Mostly Clear
Detailed Forecast
Today
Scattered showers and thunderstorms, mainly after 4pm. Sunny, with a high near 95. Heat index values as high as 105. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 73. Light northeast wind. Chance of precipitation is 50%.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Light north wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%.
Thursday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 66. North wind 8 to 10 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 80. Northeast wind 8 to 11 mph.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 65.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles WNW Belleville IL
38.55°N 90.06°W (Elev. 568 ft)
38.55°N 90.06°W (Elev. 568 ft)
8:31 am CDT Jul 30, 2025
9am CDT Jul 30, 2025-6pm CDT Aug 5, 2025