Severe Weather Update: March 28, 2023

Click HERE and HERE for an update concerning the severe weather and flooding rainfall threat today.

Changes from previous update: The threat of flooding rainfall has increased over coastal MS

: MARGINAL RISK of Severe Weather. MARGINAL to SLIGHT RISK of Flooding Rainfall.
WHEN: Through the afternoon hours.
WHERE: The highest threat of severe storms will be for areas in SE LA and Coastal MS along and south of I-10. The highest threat of flooding rains will be in Coastal MS.
CONFIDENCE: We are confident that there will be thunderstorms across the area through the afternoon hours and that a few will be strong to marginally severe and produce locally heavy rainfall that could lead to flash flooding issues. We are also confident that the highest risk will be for areas along and south of the I-10 corridor.

The main threats associated with any severe storms will be:

  • Wind gusts greater than 60 mph will be possible
  • Trees and powerlines could be damaged and lead to isolated/scattered power outages
  • Large hail up to 2 inches in diameter will be possible
  • In addition to the severe weather threat, rainfall of 1 to 2 inches is forecast with locally higher amounts possible.
  • This rainfall could lead to ponding of water in low lying areas and areas of poor drainage.