Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Overcast
77°F
25°C
| Humidity | 65% |
| Wind Speed | NE 8 mph |
| Barometer | 30.04 in |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 21 Aug 4:50 pm CDT |
Extended Forecast for
2 Miles WNW Alton IL
Tonight
Low: 64 °F
Partly Cloudy
Friday
High: 84 °F
Patchy Fog
then Mostly
SunnyFriday Night
Low: 65 °F
Mostly Clear
Saturday
High: 86 °F
Partly Sunny
Saturday Night
Low: 59 °F
Partly Cloudy
Sunday
High: 81 °F
Sunny
Sunday Night
Low: 60 °F
Mostly Clear
Monday
High: 76 °F
Mostly Sunny
Monday Night
Low: 54 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 64. Northeast wind 3 to 8 mph.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 84. Northeast wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 65. Light and variable wind.
Saturday
Partly sunny, with a high near 86. Calm wind becoming northwest 5 to 7 mph in the morning.
Saturday Night
Partly cloudy, with a low around 59. North wind around 6 mph.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles WNW Alton IL
38.91°N 90.19°W (Elev. 538 ft)
38.91°N 90.19°W (Elev. 538 ft)
4:26 pm CDT Aug 21, 2025
5pm CDT Aug 21, 2025-6pm CDT Aug 28, 2025
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