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Here is an update concerning the severe weather threat this afternoon through this evening.
Changes from the previous update:
- The threat of severe weather has increased
WHAT: ENHANCED RISK of Severe Weather
WHEN: Late this afternoon through this evening. Highest threat will likely be between 3pm and 6pm for areas north of I-12 in Southwest Mississippi and Southeast Louisiana. Highest threat will likely be between 5pm and 8pm for areas along the I-10/12 corridor including Coastal Mississippi, Metro New Orleans, and Metro Baton Rouge. Highest threat will likely be between 7pm and 10pm for Coastal Louisiana.
WHERE: The highest threat will be north of I-12 in Southwest Mississippi and Southeast Louisiana where the Enhanced Risk is in place. A significant threat will still exist in the Slight Risk areas extending across most of the remainder of Southeast Louisiana and Southern Mississippi.
CONFIDENCE: We are confident that storms will impact the area today and that a few of these storms will turn severe.
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 1.5 inches in diameter will be possible
- Wind blown hail could cause additional damage
- A few tornadoes will be possible
- In addition to the severe weather threat, rainfall of 1 to 3 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.
The attached 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/
River Gauges and Forecasts: http://water.weather.gov/
NWS New Orleans Facebook: www.facebook.com/NWSNewOrleans
NWS New Orleans Twitter: https://twitter.com/
Online Severe Weather Reporting: https://www.weather.gov/lix/
Storm Prediction Center: www.spc.noaa.gov
Below are today’s briefing slides.
Request for information:
Please relay any reports of severe weather or flash flooding to our office ASAP. You can send reports via NWSChat or by phone. If emailing pictures, please send them to <[email protected]>.
Next Update and Contact Information:
The next update will be sent by 4 PM or sooner if significant changes occur. If you have any questions in the interim or need additional information, please do not hesitate to contact us. We can be reached by phone at 504-522-7330 or 985-649-0429. Use extension 4 to speak with a forecaster. Alternatively, you can reach us by sending an email to [email protected]. Both methods will be delivered to the forecasters on shift at the office.