Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fog/Mist
55°F
13°C
| Humidity | 96% |
| Wind Speed | E 3 mph |
| Barometer | 30.01 in |
| Dewpoint | 53°F (12°C) |
| Visibility | 2.50 mi |
| Last update | 6 Mar 12:15 am CST |
Extended Forecast for
Edwardsville IL
Overnight
Low: 56 °F
Slight Chance
T-storms and
Patchy FogFriday
High: 77 °F
Partly Sunny
Friday Night
Low: 62 °F
Slight Chance
T-storms then
RainSaturday
High: 66 °F⇓
Chance Rain
then Partly
SunnySaturday Night
Low: 39 °F
Partly Cloudy
Sunday
High: 66 °F
Sunny
Sunday Night
Low: 48 °F
Clear
Monday
High: 77 °F
Sunny
Monday Night
Low: 58 °F
Chance Rain
Detailed Forecast
Overnight
A slight chance of rain and thunderstorms between 2am and 5am. Patchy fog between 2am and 5am. Otherwise, mostly cloudy, with a low around 56. Southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 77. South wind 10 to 18 mph, with gusts as high as 30 mph.
Friday Night
Rain and thunderstorms likely, then rain and possibly a thunderstorm after 3am. Low around 62. South wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Saturday
A chance of rain and thunderstorms before 9am, then a chance of rain between 9am and noon. Mostly cloudy, with a temperature rising to near 66 by 10am, then falling to around 57 during the remainder of the day. Southwest wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 39. Northwest wind 6 to 11 mph becoming light west after midnight.
Sunday
Sunny, with a high near 66.
Sunday Night
Clear, with a low around 48.
Monday
Sunny, with a high near 77.
Monday Night
A 30 percent chance of rain, mainly after midnight. Mostly clear, with a low around 58.
Tuesday
A chance of rain, then rain likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 70%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.
Wednesday
Rain likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 56.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Edwardsville IL
38.81°N 89.97°W (Elev. 499 ft)
38.81°N 89.97°W (Elev. 499 ft)
12:25 am CST Mar 6, 2026
12am CST Mar 6, 2026-6pm CDT Mar 12, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
