Heavy Rainfall for South, Central Louisiana, South Mississippi Overnight, Tomorrow

Rain: A surface front moving east and a surface low tracking just south of the Northern Gulf Coast will work to bring widespread moderate to heavy rain to the entire region tomorrow into Sunday.

Rain will develop along the Texas Gulf Coast and Louisiana tonight/early tomorrow morning, and progress east throughout the day, moving out tomorrow evening.

HRRR simulated radar loop for 10:00 PM CST tonight through 1:00 PM CST tomorrow afternoon.

Tomorrow morning into early tomorrow afternoon, rain will work into South and Central Mississippi, and into South and Central Alabama and the Western Florida Panhandle tomorrow night into early Sunday, and will clear out through the day Sunday.

Rainfall amounts: Heavy rain will fall across parts of Central Louisiana and all of South Louisiana, as well as portions of South Mississippi and the far upper Texas Gulf Coast. Rainfall totals will generally be between 2 – 3″, with some isolated accumulations up to 4 – 5″ possible. Elsewhere, some heavy rain is possible at times, with rainfall accumulations from 0.25 – 2″.

Flood threat graphic from National Weather Service Mobile.

There is some potential for localized flash flooding where higher rainfall accumulations (at least 2 – 3″) occur. However, overall the flood threat is relativity minimal.

Temperatures this weekend: Temperatures will max out in the mid 60s to lower 70s each afternoon, with lows mostly in the upper 40s to mid to upper 50s tonight/tomorrow morning and tomorrow night, and 40s and 50s Sunday night.

Next week: Much cooler, drier air is going to filter in Monday. Temperatures will run below average through Wednesday. Another front will move through Thursday/Friday. Rain will return ahead of it, and temperatures will moderate.

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For an official, accurate weather forecast specific to your local area go to weather.gov and enter your zip code. 

Caleb Carmichael
Caleb Carmichael

Caleb is the owner of Gulf Coast Storm Center. He is currently an undergraduate student at Mississippi State University majoring in geoscience with a concentration in broadcast and operational meteorology. While not yet a meteorologist, Caleb has been providing weather updates, news, and analysis for the Gulf Coast since 2014.

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