Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
45°F
7°C
| Humidity | 76% |
| Wind Speed | N 10 mph |
| Barometer | 30.57 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 40°F (4°C) |
| Last update | 17 Oct 8:50 am CDT |
Extended Forecast for
3 Miles SSW Grantfork IL
Frost Advisory October 18, 01:00am until October 18, 09:00am
Today
High: 60 °F
Sunny
Tonight
Low: 35 °F
Clear then
Patchy FrostSunday
High: 66 °F
Areas Frost
then SunnySunday Night
Low: 36 °F
Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 40 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 60. North wind around 6 mph becoming calm in the afternoon.
Tonight
Patchy frost after 4am. Otherwise, clear, with a low around 35. Calm wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming south around 6 mph in the morning.
Sunday Night
Clear, with a low around 36. Calm wind.
Monday
Sunny, with a high near 72. Calm wind.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Grantfork IL
38.8°N 89.68°W (Elev. 499 ft)
38.8°N 89.68°W (Elev. 499 ft)
9:06 am CDT Oct 17, 2026
9am CDT Oct 17, 2026-6pm CDT Oct 23, 2026
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