News & Updates for Tangipahoa Parish

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Tropical Weather Update and Briefing Slides June 18, 2021 At 11AM

Click HERE for the latest update on Potential Tropical Cyclone Three.

Changes from the previous update: 

  • No significant changes.

Overview:

Potential Tropical Cyclone Three is forecast to move north with an eventual northeastward turn towards the Louisiana coastline. Some slow strengthening is expected with this system and it is expected to make landfall as a tropical storm. The main threats associated with this system continue to be heavy rainfall and minor coastal flooding.

Impacts:

  • Potential Tropical Cyclone Three is expected to move towards the northern Gulf Coast and make landfall early tomorrow morning.
  • Heavy rainfall is the greatest threat with 4-8 inches of rain forecast across portions of the area with locally higher amounts possible.
  • Minor coastal flooding with 1-3 feet of inundation along the open coast and 1-2 feet of inundation along the lake shores. Peak water levels are expected this evening and tonight.
  • Tropical Storm Force winds (39 to 57 mph) likely expected today and tomorrow
  • A few tornadoes possible today and tomorrow.
  • Dangerous marine conditions expected across the coastal waters.

The attached briefing below highlights the threats associated with Potential Tropical Cyclone Three.

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 following the 4 PM Advisory.

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 sr-lix.forecasters@noaa.gov. Both methods will be delivered to the forecasters on shift at the office.

Regards,
Megan Williams
Meteorologist
NWS New Orleans/Baton Rouge

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