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Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

54°F

12°C

Humidity 41%
Wind Speed SE 17 mph
Barometer 30.05 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 14 Mar 12:45 pm CDT
Extended Forecast for

Saint Jacob IL

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. Southeast wind around 15 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Southeast wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain and thunderstorms before 3pm, then rain likely and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 66. Windy, with a south wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.

    High: 66 °F

    Windy. Slight
    Chance
    T-storms then
    Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then a chance of rain and snow between 10pm and 11pm, then a chance of snow after 11pm. Low around 21. Windy, with a west wind 29 to 32 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Windy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 28. Windy, with a northwest wind 26 to 31 mph, with gusts as high as 43 mph.

    High: 28 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Blustery.

    Low: 13 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 63. Southeast wind around 15 mph.
Tonight
Increasing clouds, with a low around 54. Southeast wind 10 to 17 mph, with gusts as high as 28 mph.
Sunday
A chance of rain and thunderstorms before 3pm, then rain likely and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 66. Windy, with a south wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.
Sunday Night
Rain before 10pm, then a chance of rain and snow between 10pm and 11pm, then a chance of snow after 11pm. Low around 21. Windy, with a west wind 29 to 32 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 28. Windy, with a northwest wind 26 to 31 mph, with gusts as high as 43 mph.
Monday Night
Partly cloudy, with a low around 13. Blustery.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Jacob IL
 38.72°N 89.77°W (Elev. 499 ft)
Last Update:
11:41 am CDT Mar 14, 2026
Forecast Valid:
1pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation