Click HERE for an update concerning the severe weather and flooding threat that is now beginning across the area.
Changes from the previous update:
- A TORNADO WATCH IS IN EFFECT UNTIL AT LEAST 11 AM CDT THIS MORNING (Easternmost counties in Mississippi until 2 PM CDT)
- A FLOOD WATCH IS IN EFFECT FOR PORTIONS OF THE AREA UNTIL THIS AFTERNOON
Overview:
WHAT: SLIGHT RISK to ENHANCED RISK of Severe Weather
SLIGHT RISK of Excessive Rainfall
WHEN: Now through the afternoon hours, ending from west to east.
WHERE: The entire area could be impacted by severe weather and excessive rainfall through the afternoon hours today.
Impacts:
The main threats associated with any severe storms will be:
Damaging Winds:
- Wind gusts greater than 60 mph will be possible which could down trees and powerlines.
Tornadoes:
- A few tornadoes will be possible
Rainfall:
- In addition to the severe weather threat, rainfall of 2 to 3 inches is forecast with locally higher amounts possible.
- There will likely be a steep gradient from higher rainfall amounts to areas that do not receive as much.
- This rainfall could lead to ponding of water in low-lying areas and areas of poor drainage.
- Street flooding is likely from some storms, and flash flooding will be possible in the areas that receive the most rain.
Large Hail:
- Large hail up to an inch in diameter will be possible but less likely than other threats.
The attached graphics highlight the threats and timing associated with the system.
Additional Information and Resources:
NWS New Orleans Website: www.weather.gov/neworleans
NWS New Orleans DSS Website: http://www.weather.gov/lix/emb
River Gauges and Forecasts: http://water.weather.gov/ahps2
NWS New Orleans Facebook: www.facebook.com/NWSNewOrleans
NWS New Orleans Twitter: https://twitter.com/NWSNewOrle
Online Severe Weather Reporting: https://www.weather.gov/lix/su
Storm Prediction Center: www.spc.noaa.gov
