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

NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

77°F

25°C

Humidity 79%
Wind Speed SE 9 mph
Barometer 29.92 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 May 12:50 pm CDT
Extended Forecast for

3 Miles ENE Rockbridge IL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly cloudy, with a high near 81. South wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. Southeast wind around 8 mph.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 86. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 86 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. South wind 14 to 16 mph, with gusts as high as 26 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. South wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 90%.

    High: 85 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly cloudy, with a high near 81. South wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tonight
Mostly cloudy, with a low around 64. Southeast wind around 8 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 86. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 65. South wind 14 to 16 mph, with gusts as high as 26 mph.
Monday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. South wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, with a high near 70.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Rockbridge IL
 39.28°N 90.17°W (Elev. 551 ft)
Last Update:
12:26 pm CDT May 16, 2026
Forecast Valid:
1pm CDT May 16, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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