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.

Mostly Cloudy

79°F

26°C

Humidity 74%
Wind Speed Vrbl 3 mph
Barometer 29.92 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 16 Jun 3:50 pm CDT
Extended Forecast for

3 Miles ENE New Douglas IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 68. Light southeast wind.

    Low: 68 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.

    High: 87 °F

    Gradual
    Clearing

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 70. South wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 83. Southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    High: 83 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph.
Tonight
Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 68. Light southeast wind.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 70. South wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 83. Southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66.
Juneteenth
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE New Douglas IL
 38.98°N 89.62°W (Elev. 600 ft)
Last Update:
3:37 pm CDT Jun 16, 2025
Forecast Valid:
4pm CDT Jun 16, 2025-6pm CDT Jun 23, 2025
 
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