National Weather Service United States Department of Commerce
Click a location below for detailed forecast.

Last Map Update: Sat, Sep 12, 2026 at 2:50:46 pm CDT

Excessive rainfall outlook graphic. Headline reads Localized Flash Flooding Today/Tonight. Sub-headline reads Valid now through 7AM Sunday. A map on the left is shaded to indicate the threat area across portions of SE LA and S MS. A legend under the map indicates a maximum threat level 1 of 4. Threat and impact details: Rainfall rates in excess of 2-4 inches per hour. Ponding of water in low lying and poor drainage areas. Timing: Mainly during the daylight hours today. Safety information: Stay weather aware; Have multiple ways to get warnings; Avoid flooded roadways.
The best rain chances will be today for most areas with scattered thunderstorms possible. A few of these storms could have heavy rainfall. The chances start to decrease going into Sunday and by Monday it becomes 15% or less in most areas. Highs will be in the low 90s today and Sunday, then low to mid 90s on Monday.

 


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 Current Weather Observations...
Location Time
(CDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Baton Rouge LA13:53Partly Cloudy10937250WNW 8101 [HI]29.98
Biloxi MS13:55Lightning Observed10867467SW 1295 [HI]29.96
Gulfport MS13:53Clear10867569S 695 [HI]29.99
Hammond LA14:35Lightning Observed10927455SW 5102 [HI]29.98
Houma LA13:50Light Rain6777594VRB 3-30.04
McComb MS13:53Partly Cloudy10897257CALM96 [HI]29.98
New Orleans LA14:07Cumulonimbus Clouds, Towering Cumulus Clouds Observed10797484SSW 7-30.02
Slidell La14:26Thunder In The Vicinity10887565SSW 12G1798 [HI]29.99