National Weather Service United States Department of Commerce
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Last Map Update: Wed, Jul 29, 2026 at 4:32:41 am CDT

Extreme Heat Warnings are in effect from 11am to 8pm CT Wednesday. Heat index values up to 115 degrees are expected, especially around the Lakes and MS Coast. Heat Advisory in effect for all other areas outside of the warning for heat indices up to 110 degrees. Stay hydrated and take frequent breaks if working outside. Remember, Heat Stroke is a serious medical emergency that should be treated immediately.
Today and Wednesday will still be quite hot with highs in the mid to upper 90s and heat index values well above 100 F. However, a little relief may be coming for some spots later this week as chances of showers and storms increase starting Thursday. However, despite the chances of rain, it'll still be quite warm with heat index values in the 100s.
We've been advertising high, possibly dangerous, temperatures for a couple days now.  Here a some safety tips from our archives for protecting yourself.

 


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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 LA03:53Clear10787693W 5-29.87
Biloxi MS03:55Clear10837474CALM-29.81
Gulfport MS03:53Clear10817582WNW 7-29.84
Hammond LA16:35Partly Cloudy10967247WSW 8105 [HI]29.86
Houma LA18:47Clear7897562W 1099 [HI]29.87
McComb MS03:53Clear10787487W 6-29.87
New Orleans LA03:53Clear10797690W 7-29.87
Slidell La03:53Clear10807687CALM-29.85