Severe Weather Update March 29, 2022 - 4 PM

Click HERE for an update concerning the severe weather threat on Wednesday, March 30, 2022.

Changes from the previous update:

• Moderate risk was brought further south to include the MS coast

• A high wind warning has been issued for our coastal LA areas from 8 am through 9 pm tomorrow

Overview:

WHAT:  ENHANCED RISK to MODERATE RISK of Severe Weather

WHEN: Wednesday afternoon and night

WHERE: All of Southeast Louisiana and southern Mississippi, with the greatest threat being north of I-10/I-12 corridor

CONFIDENCE: Confidence continues to increase that severe weather will occur. Confidence is also increasing that damaging winds with a line of storms will be the main threat. There is a threat for both embedded tornadoes within the line as well as strong (EF2+) tornadoes.

Impacts:

The main threats associated with any severe storms will be:

Damaging Winds:

• Wind gusts greater than 70 mph will be possible

• Trees and powerlines could be damaged and lead to isolated/scattered power outages

Tornadoes:

• Tornadoes will be possible, and a few could be strong and/or long track

Rainfall:

• In addition to the severe weather threat, rainfall of 1 to 1.5 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.

Other Hazards:

-Sustained winds of 30-40mph with gusts 50+mph will be expected outside of thunderstorms tonight through early Thursday morning

-A High Wind Warning is in effect for coastal LA areas from 8 AM-9 PM tomorrow

-These winds could knock out powerlines or damaged trees before the system moves through tomorrow night

-These winds will subside by 8 AM for most areas Thursday, and by 10 AM for coastal LA areas

The briefing highlights the threats associated with this system.

Additional Information and Resources:

NWS New Orleans Website: www.weather.gov/neworleans

NWS New Orleans DSS Website: http://www.weather.gov/lix/embrief

River Gauges and Forecasts: http://water.weather.gov/ahps2/index.php?wfo=lix

NWS New Orleans Facebook: www.facebook.com/NWSNewOrleans

NWS New Orleans Twitter: https://twitter.com/NWSNewOrleans

Online Severe Weather Reporting: https://www.weather.gov/lix/submit_storm_report

Storm Prediction Center: www.spc.noaa.gov