


Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Partly Cloudy
79°F
26°C
Humidity | 94% |
Wind Speed | Vrbl 6 mph |
Barometer | 30.13 in |
Dewpoint | 77°F (25°C) |
Visibility | 10.00 mi |
Heat Index | 83°F (28°C) |
Last update | 28 Jul 6:50 am CDT |
Extended Forecast for
3 Miles ESE Pierron IL
Extreme Heat Warning July 28, 07:33am until July 30, 07:00pm
NOW until 7:00pm Wed
Extreme Heat Warning
Today
High: 95 °F
Sunny then
Slight Chance
T-stormsTonight
Low: 75 °F
Partly Cloudy
Tuesday
High: 96 °F
Sunny
Tuesday Night
Low: 76 °F
Mostly Clear
Wednesday
High: 91 °F
Slight Chance
T-storms then
Chance
T-stormsWednesday Night
Low: 70 °F
Showers
LikelyThursday
High: 80 °F
Chance
Showers then
Chance
T-stormsThursday Night
Low: 64 °F
Slight Chance
Showers
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 113. West wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 75. Light and variable wind.
Tuesday
Sunny, with a high near 96. Heat index values as high as 113. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 76. Calm wind.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 91. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Thursday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 64.
Friday
Sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 82.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles ESE Pierron IL
38.75°N 89.52°W (Elev. 476 ft)
38.75°N 89.52°W (Elev. 476 ft)
6:26 am CDT Jul 28, 2025
7am CDT Jul 28, 2025-6pm CDT Aug 3, 2025