News Alert: Situational Awareness Report 3 May 2017 As of 7:45 PM
Posted: 5/4/2017 8:28:54 AM
Louisiana Business Emergency Operations Center

Situational Awareness Report

3 May 2017

As of 7:45 PM

State EOC Activation Level: CAT (Crisis Action Team)

WebEOC Incident Name: 17-015 Severe Wx and Flooding — Statewide — May03

 

 

Situation:  Another round of potential severe weather is expected today through Thursday morning. Heavy rainfall, damaging winds, large hail and tornadoes are will possible. Any areas that were affected by this past weekend’s severe weather may be at risk again. Any damages need to be documented separately from the Severe Weather-Statewide-Apr2930 Incident. Please stay tuned to your local NWS for the latest updates.

 

North Louisiana: Scattered showers and thunderstorms across the area have continued to intensify over the afternoon as a line of strong to severe storms move into the area from the northwest ahead of a strong cold front. Strong to possibly damaging wind gusts will be the primary threat with the squall line. Isolated large hail is also possible. Total rainfall amounts of 1 to 3 inches is expected, resulting in possible isolated areas of localized flooding. Winds will become northwesterly and increase in speed to 15 to 20 mph with gusts near 25 mph late this afternoon and tonight following the passage of the cold front. The severe weather threat will end early Thursday morning. Gusty northwesterly winds will likely persist through much of Thursday.

 

Southwest/ Central Louisiana: A line of strong to severe thunderstorms is moving across east TX and central LA. Large hail and damaging winds have been reported with this system. It will be moving through Vernon, Rapides and Avoyelles Parishes now through 8 PM. This line will then continue to move to the south and east reaching the Beaumont and Lake Charles area by 8 to 9 PM before it reaches Lafayette between 10 and 11 PM. Expect to see a threat for large hail and damaging winds to continue. Additional rainfall will be in the 1 to 3 inch range, with higher amounts expected in south central LA.

 

Southeast Louisiana: There is a slight risk of severe thunderstorms for all of southern MS and southeast LA through 7 AM Thursday and a moderate to high risk of excessive rainfall/flash flooding. Round two of this severe weather along with a cold front is progressing from west to east this evening and overnight. The main threats associate include damaging winds with gusts, large hail, isolated tornadoes and heavy rainfall. Total rainfall amounts are expected to be 3 to 5 inches with locally higher amounts possible. The heaviest rainfall is generally expected along and south of the Interstate 10/12 corridor. Isolated flash flooding will also be possible, especially across areas west and southwest of the tidal lakes where multiple rounds of thunderstorms occurred earlier today.  Small craft advisories are posted starting at midnight tonight through at least Thursday afternoon. 

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