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 96%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 26 Jun 1:55 am CDT
Extended Forecast for

3 Miles ENE Mount Olive IL

Flood Watch June 26, 02:12am until June 26, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 26, 02:12am until June 26, 07:00pm

    NOW until 7:00pm Fri

    Flood Watch

  • Overnight

    Low: 67 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm, mainly before 2pm, then showers and thunderstorms likely after 2pm.  High near 76. Southeast wind 7 to 9 mph becoming south in the afternoon.  Chance of precipitation is 90%.

    High: 76 °F

    Showers then
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 10pm.  Mostly cloudy, with a low around 64. North wind 3 to 7 mph.  Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 68. Calm wind becoming southeast around 6 mph in the evening.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 67. Calm wind becoming southeast around 5 mph. Chance of precipitation is 100%.
Friday
Showers and possibly a thunderstorm, mainly before 2pm, then showers and thunderstorms likely after 2pm. High near 76. Southeast wind 7 to 9 mph becoming south in the afternoon. Chance of precipitation is 90%.
Friday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 64. North wind 3 to 7 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 81. Calm wind.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. Calm wind becoming southeast around 6 mph in the evening.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Clear, with a low around 74.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Mount Olive IL
 39.09°N 89.67°W (Elev. 666 ft)
1:26 am CDT Jun 26, 2026
2am CDT Jun 26, 2026-6pm CDT Jul 2, 2026
 
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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