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Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fog/Mist
75°F
24°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 29.92 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 1.50 mi |
| Last update | 27 Jun 7:50 am CDT |
Extended Forecast for
2 Miles WNW Saint Jacob IL
Extreme Heat Watch June 28, 12:00pm until July 3, 12:00am
Today
High: 85 °F
Chance
T-stormsTonight
Low: 72 °F
Chance
T-stormsSunday
High: 93 °F
Becoming
SunnySunday Night
Low: 74 °F
Mostly Clear
Monday
High: 95 °F
Sunny
Monday Night
Low: 75 °F
Mostly Clear
Tuesday
High: 96 °F
Sunny
Tuesday Night
Low: 76 °F
Clear
Wednesday
High: 96 °F
Sunny
Detailed Forecast
Today
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Light southwest wind.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 9pm and 5am. Increasing clouds, with a low around 72. Light southeast wind.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 93. Heat index values as high as 110. South wind 5 to 11 mph.
Sunday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Monday
Sunny, with a high near 95. South wind 5 to 13 mph.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Clear, with a low around 76.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 76.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles WNW Saint Jacob IL
38.74°N 89.8°W (Elev. 479 ft)
38.74°N 89.8°W (Elev. 479 ft)
7:46 am CDT Jun 27, 2026
8am CDT Jun 27, 2026-6pm CDT Jul 3, 2026
Additional Resources
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