National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Thunderstorm Rain in Vicinity

39°F

4°C

Humidity 96%
Wind Speed E 6 mph
Barometer 30.09 in
Dewpoint 38°F (3°C)
Visibility 2.50 mi
Wind Chill35°F (2°C)
Last update 3 Mar 5:55 am CST
Extended Forecast for

New Douglas IL

  • Today

    Today: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. Patchy fog before 3pm, then patchy fog after 4pm. High near 53. East wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 100%.

    High: 53 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Patchy fog. Low around 46. Northeast wind around 8 mph. Chance of precipitation is 90%.

    Low: 46 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Patchy fog before 11am. High near 61. East wind 5 to 8 mph becoming south in the afternoon. Chance of precipitation is 90%.

    High: 61 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 53. South wind 5 to 7 mph. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before noon, then a chance of showers. Mostly cloudy, with a high near 66. Southwest wind 6 to 11 mph. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    T-storms then
    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 57. Chance of precipitation is 80%.

    Low: 57 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before noon, then a slight chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. Patchy fog before 3pm, then patchy fog after 4pm. High near 53. East wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 100%.
Tonight
Showers and possibly a thunderstorm. Patchy fog. Low around 46. Northeast wind around 8 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. Patchy fog before 11am. High near 61. East wind 5 to 8 mph becoming south in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 53. South wind 5 to 7 mph. Chance of precipitation is 90%.
Thursday
Showers likely and possibly a thunderstorm before noon, then a chance of showers. Mostly cloudy, with a high near 66. Southwest wind 6 to 11 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 50%.
Friday Night
A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 57. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm before noon, then a slight chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 47.
Monday
A 20 percent chance of showers. Sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Douglas IL
 38.98°N 89.67°W (Elev. 620 ft)
Last Update:
4:46 am CST Mar 3, 2026
Forecast Valid:
6am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation