Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Overcast
68°F
20°C
| Humidity | 96% |
| Wind Speed | W 8 mph |
| Barometer | 29.93 in |
| Dewpoint | 67°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 19 Jun 5:15 am CDT |
Extended Forecast for
Alton IL
Extreme Heat Watch June 21, 12:00pm until June 24, 09:00pm
Juneteenth
High: 85 °F
Sunny
Tonight
Low: 67 °F
Mostly Clear
Friday
High: 91 °F
Sunny
Friday Night
Low: 75 °F
Mostly Clear
Saturday
High: 96 °F
Sunny
Saturday Night
Low: 76 °F
Mostly Clear
Sunday
High: 96 °F
Sunny
Sunday Night
Low: 76 °F
Mostly Clear
Monday
High: 96 °F
Sunny
Detailed Forecast
Juneteenth
Sunny, with a high near 85. Northwest wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 67. West wind around 6 mph becoming light and variable.
Friday
Sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 75. South wind 8 to 10 mph.
Saturday
Sunny, with a high near 96. South wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 96.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Alton IL
38.91°N 90.13°W (Elev. 499 ft)
38.91°N 90.13°W (Elev. 499 ft)
2:51 am CDT Jun 19, 2025
5am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
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