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

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

A Moderate Risk (Level 3 of 4) Excessive Rainfall Outlook and Flood Watches have been issued for portions of east Texas into Louisiana Thursday where flash, urban, and riverine flooding is possible. A Slight Risk (Level 2 of 5) for scattered severe thunderstorms has been issued from west Texas to the lower Mississippi Valley Thursday afternoon into Thursday night. Read More >

Hazardous Weather Conditions

Current conditions at

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (KBTR)

Lat: 30.54°NLon: 91.15°WElev: 69ft.

A Few Clouds

89°F

32°C

Humidity 48%
Wind Speed SE 15 G 22 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 16 May 2:53 pm CDT
Extended Forecast for

Port Allen LA

Flood Watch May 16, 07:00pm until May 18, 07:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 90. Southeast wind around 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers and thunderstorms likely after 4am. Some of the storms could be severe and produce heavy rainfall. Low around 71. East wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between 2 and 3 inches possible.

    Low: 71 °F

    Severe
    Thunderstorms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Mostly cloudy, with a high near 87. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 87 °F

    Chance
    T-storms then
    Severe
    Thunderstorms

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 71. South wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 71 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly before 4pm. Some of the storms could be severe. Mostly sunny, with a high near 87. South wind 5 to 10 mph becoming west in the afternoon.

    High: 87 °F

    Severe
    Thunderstorms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. West wind around 5 mph becoming calm.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91. Calm wind becoming north around 5 mph.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming south around 5 mph.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 90. Southeast wind around 10 mph.
Tonight
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers and thunderstorms likely after 4am. Some of the storms could be severe and produce heavy rainfall. Low around 71. East wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between 2 and 3 inches possible.
Friday
Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Mostly cloudy, with a high near 87. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 71. South wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Some of the storms could be severe. Mostly sunny, with a high near 87. South wind 5 to 10 mph becoming west in the afternoon.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 91. Calm wind becoming north around 5 mph.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
Sunny, with a high near 93. Calm wind becoming south around 5 mph.
Monday Night
Mostly clear, with a low around 71. South wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 92. Light southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 74. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 93. South wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the morning.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Port Allen LA
 30.45°N 91.2°W
Last Update:
2:51 pm CDT May 16, 2024
Forecast Valid:
3pm CDT May 16, 2024-6pm CDT May 23, 2024
 
Forecast Discussion
 
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