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Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Overcast
70°F
21°C
| Humidity | 49% |
| Wind Speed | W 10 mph |
| Barometer | 29.96 in |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 13 May 1:35 am CDT |
Extended Forecast for
2 Miles WNW Saint Jacob IL
Overnight

Low: 57 °F
Gradual
ClearingWednesday

High: 73 °F
Sunny
Wednesday Night

Low: 47 °F
Clear
Thursday

High: 73 °F
Sunny
Thursday Night
Low: 56 °F
Partly Cloudy
then Chance
ShowersFriday

High: 81 °F
Showers
LikelyFriday Night

Low: 65 °F
Chance
T-stormsSaturday

High: 86 °F
Chance
T-stormsSaturday Night

Low: 66 °F
Slight Chance
T-storms
Detailed Forecast
Overnight
Mostly cloudy early, then gradual clearing, with a low around 57. West wind around 8 mph becoming northwest.
Wednesday
Sunny, with a high near 73. Northwest wind 7 to 17 mph.
Wednesday Night
Clear, with a low around 47. Northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 73. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 56. Southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm before 1pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 89. Breezy.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Breezy.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Additional Forecasts and Information
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ABOUT 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)
1:25 am CDT May 13, 2026
1am CDT May 13, 2026-6pm CDT May 19, 2026



