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

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

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 58%
Wind Speed E 10 mph
Barometer 29.78 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 May 2:50 pm CDT
Extended Forecast for

Brighton IL

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Partly sunny, with a high near 78. South wind around 7 mph. Chance of precipitation is 30%.

    High: 78 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 8pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 60. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 60 °F

    Isolated
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming south around 6 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a high near 78. South wind around 7 mph. Chance of precipitation is 30%.
Tonight
Isolated showers and thunderstorms before 8pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 60. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming south around 6 mph in the morning.
Saturday Night
Mostly clear, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90.
Tuesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 78.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Brighton IL
 39.04°N 90.13°W (Elev. 650 ft)
Last Update:
2:37 pm CDT May 17, 2024
Forecast Valid:
2pm CDT May 17, 2024-6pm CDT May 23, 2024
 
Forecast Discussion
 
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Additional Resources

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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