Tropical Storm Nicholas Update - September 14th, 2021 5 AM
Click HERE for an update concerning Tropical Strom Nicholas
Changes from the previous update:
The forecast track continues to show a slow track eventually stalling and dissipating over Southwest Louisiana.
The storm has already made landfall over the central TX coast and will continue to weaken through the next 48 hours. The intensity has not changed over Louisiana or Mississippi.
The threat of heavy rainfall across the local area associated with this system continues to remain high thus a Flash Flood Watch has been issued for the entire area from now through 7 AM Friday.
- Tropical Storm Nicholas made landfall along the central Texas coast late last night and is expected to quickly weaken to a tropical depression as it moves through Southeast Texas today. The system is projected to move into Southwest Louisiana on Wednesday and then remain stalled over Southwest Louisiana through Thursday as it slowly dissipates into a remnant low-pressure system.
Rainfall of 5 to 10 inches is currently forecast. Locally higher amounts will be possible. The rainfall threat will be highest today and Wednesday across the entire region.
Several areas could experience flash flooding with life-threatening flash flooding possible in areas that receive the most rain
As water drains into area rivers, flooding will be possible
Coastal Flood Advisories are now in effect for coastal areas outside of the protected levee systems. Elevated tides are likely, especially on today and Wednesday during the high tide cycle
1 to 2 ft. of inundation will be possible along with immediate coastal areas of Louisiana to the west of the Mississippi River.
Expect low-lying, coastal roads to be flooded and a few may become impassable
A few tornadoes will be possible in the storm’s rain bands today. Tornadoes in these situations are typically short-lived, but they move very quickly.
The highest tornado threat will generally be west of a Baton Rouge to New Orleans line.
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/embrief
NWS New Orleans Tropical Page: https://www.weather.gov/srh/tropical?office=lix
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
National Hurricane Center Website: https:///www.nhc.noaa.gov
Next Update and Contact Information:
The next update will be sent around 4 PM CDT. 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 email by replying to this message or sending an email to firstname.lastname@example.org. Both methods will be delivered to the forecasters on shift at the office.