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

Severe Weather in Florida and the Great Plains; Heavy Rainfall in Hawaii and the Gulf Coast

Scattered severe thunderstorms will continue over parts of the north-central Florida Peninsula and develop in the southern Great Plains. New daily record high temperatures are expected for portions of South Florida and southern Texas the next couple of days. Flash flooding is expected in Hawaii. On Thursday, rain may cause additional flooding across east Texas and Louisiana. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Mostly Cloudy

72°F

22°C

Humidity 61%
Wind Speed N 6 mph
Barometer 29.86 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 May 2:50 pm CDT
Extended Forecast for

Marine IL

  • Tonight

    Tonight: Partly cloudy, with a low around 60. North wind around 6 mph becoming light and variable.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 73. South wind 6 to 9 mph. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. South wind around 7 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 74. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%.

    High: 74 °F

    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. Southeast wind 3 to 6 mph.

    Low: 61 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. North wind around 6 mph becoming light and variable.
Thursday
Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 73. South wind 6 to 9 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. South wind around 7 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 74. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. Southeast wind 3 to 6 mph.
Saturday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 63.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 81.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Marine IL
 38.78°N 89.77°W (Elev. 512 ft)
Last Update:
2:37 pm CDT May 15, 2024
Forecast Valid:
3pm CDT May 15, 2024-6pm CDT May 22, 2024
 
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