National Weather Service United States Department of Commerce

Heavy Rain Return to the Southwest U.S.; Potential Atlantic Tropical System Interaction

Heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest into Sunday. The tropical wave (AL94) continues to bring heavy rainfall to Puerto Rico and the US Virgin Islands. The close proximity of Tropical Storm Humberto and AL94 could lead to interaction between them, but details of their track and intensity forecasts remain uncertain Read More >

Click a location below for detailed forecast.

Last Map Update: Thu, Sep 25, 2025 at 7:48:18 pm CDT

There are no watches, warnings, or advisories at this time.

Showers and a few thunderstorms are possible Thursday morning, then a much drier pattern takes over Friday and Saturday. Lows cool from the low to mid 70s Thursday to the low 60s to low 70s this weekend, with highs in the mid to upper 80s. Peak heat index values run mid 80s to mid 90s. Rain chances: 50 to 70% Thursday morning, 5 to 10% Friday, and near 0 to 5% Saturday.
There is a high chance (90%) of tropical cyclone development in the southwest Atlantic over the next week. Tropical Storm Humberto is also in the southwest Atlantic and is forecast to strengthen into a major hurricane. Neither of these systems are a threat to the local area. Remember hurricane season is ongoing and it’s always best to review your plans and be prepared.

 

 


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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 LA18:53Partly Cloudy10797176WSW 5-29.89
Biloxi MS18:55Mostly Cloudy10777490CALM-29.86
Gulfport MS18:53Clear10777593CALM-29.88
Hammond LA19:35Clear10787386CALM-29.90
Houma LA19:35Clear10767390CALM-29.92
McComb MS18:53Partly Cloudy10786973NNW 5-29.90
New Orleans LA18:53Mostly Cloudy10797382WSW 3-29.89
Slidell La18:53Clear10787281CALM-29.88