National Weather Service United States Department of Commerce
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Last Map Update: Sat, Aug 22, 2026 at 5:02:21 pm CDT

A Heat Advisory has been issued for southeast Louisiana and south Mississippi for Today. Heat index values could climb as high as 112°F during the afternoon hours.
More high temps and Heat Indices again for tomorrow. Feels-Like temperatures up to 112. We've had a long string of HOT and that makes the impact of the heat even worse. The graphic contains some suggestions for staying cool.
Hot and humid conditions will continue into early next week. There could be some afternoon relief in the form of isolated to scattered thunderstorms each day, but fewer than Friday afternoon. A few of those storms could be strong to severe each afternoon. A Heat Advisory is in effect for the entire area from 11 am to 8 pm today for heat index values of 105 to 112 degrees. A few spots could get higher.

 


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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 LA15:53Clear10977753W 7113 [HI]29.96
Biloxi MS15:55Clear10957756SW 12109 [HI]29.92
Gulfport MS15:53Mostly Cloudy10937862SSE 7109 [HI]29.94
Hammond LA16:35Clear10987041NE 6105 [HI]29.95
Houma LA15:50Mostly Cloudy7937556W 8105 [HI]29.98
McComb MS15:53Clear10986331VRB 5100 [HI]29.97
New Orleans LA15:53Mostly Cloudy10947656VRB 5107 [HI]29.96
Slidell La15:53Mostly Clear10967347CALM106 [HI]29.95