This a message from Tangi ALERTS
Good Evening,
Click HERE for the latest update on now Potential Tropical Cyclone Three.
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Advisories have started for Potential Tropical Cyclone Three.
Tropical Storm Warnings are in effect for the entire SE LA and Mississippi coast.
Overview:
Potential Tropical Cyclone Three is forecast to move north with an eventual northeastward turn towards the Louisiana coastline. Slow strengthening is expected with this system once it makes landfall as a tropical storm. The main threats associated with this continues to be heavy rainfall and minor coastal flooding.
Impacts:
The attached briefing in the hyperlink above highlights the threats associated with Potential Tropical Cyclone Three.
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National Weather Service
New Orleans/Baton Rouge
POTENTIAL TROPICAL CYCLONE THREE BRIEFING
5:00 PM CT Thursday, June 17, 2021
Situation Overview
Potential Tropical Cyclone Three
▪Potential Tropical Cyclone Three has developed in the central Gulf of Mexico.
▪This system is forecast to slowly strengthen and become a tropical storm before landfall early Saturday.
NOTE: Do not focus on the exact track.
Impacts can occur well outside the area enclosed by the cone.
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
Expected Storm Total Rainfall
Potential Tropical Cyclone Three
Note: There will likely be locally higher amounts
▪ 6 to 10 inches of rainfall will be likely across portions of the area
▪ Pockets of 10+ possible
▪ Very dependent on the track
and speed of the system
▪ Currently greatest threat appears to be mostly east of I- 55
▪ Flash Flood Watch in effect for the entire area from 1PM Friday through 7AM Sunday
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
Storm Surge
Potential Tropical Cyclone Three
• Coastal inundation of 1-3 feet along the open coast can be expected, with 1-2 feet along the shores of Lake Pontchartrain and Maurepas.
• Peak water levels Friday evening and Friday night.
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
Most Likely Time of Arrival
Potential Tropical Cyclone Three
▪ The most likely time of arrival of Tropical Storm Force Winds will be late Friday evening through Friday night.
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
Wind Threat / Potential Impact
Potential Tropical Cyclone Three
Wind Threat
Potential for wind greater than 110 mph
Potential for wind 74 to 110 mph
Potential for wind 58 to 73 mph
Potential for wind 39 to 57 mph
Wind less than 39 mph
• Tropical storm winds, mainly in gust are expected in bands of any heavier rainfall.
• Tropical storm force winds could reach the coast as early as late Friday afternoon but are most likely to reach the coast late Friday evening.
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
Potential Tornado Impacts
Potential Tropical Cyclone Three
▪ A few weak and short-lived tornadoes will be possible in any rain bands both Friday and Saturday.
Tornado Threat
Potential for outbreak of tornadoes
Potential for many tornadoes
Potential for several tornadoes
Potential for a few tornadoes
Tornadoes not expected
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
Key Take-Aways
Potential Tropical Cyclone Three
Confidence is MODERATE regarding impacts
Gusty winds of 35-40 mph inside any rain bands Friday through the weekend.
Minor coastal flooding with 1-3ft of inundation along the open coast and 1-2ft of inundation along the lake shore, with peak water levels Friday evening/Friday night.
Heavy rainfall is the greatest threat with 6-10 inches of rain forecast across portions of the area and locally higher amounts possible.
A few tornadoes possible Friday and Saturday.
Dangerous marine conditions expected across the coastal waters.
Last Updated: 6/17/2021 5:40 PM National Weather Service – New Orleans/Baton Rouge
www
Web: http://weather.gov/neworleans Phone: (985) 649-0429 x4
E-mail: sr-lix.forecasters@noaa.gov
Facebook: NWSNewOrleans Twitter: NWSNewOrleans
YouTube: NWSNewOrleans
Contact Info:
For the latest graphics and information go to: www.hurricanes.gov or weather.gov/lix/tropical
Read more and figure out what going on > https://tangipahoa.org/portals/0/TangiIT/PTC3_EMBrief_061721_5PM.pdf
⛔️ Potential Tropical Cyclone Three Update June 17, 2021 at 10PM ⛔️
This a message from Tangi ALERTS
Good Evening,
Click HERE for the latest update on Potential Tropical Cyclone Three.
<u data-originalcomputedfontsize="18" data-removefontsize="true" style="padding: 0px; margin: 0px; font-size: 1.125rem; border-color: rgb(49, 49, 49);">Changes from previous update: </u>
No changes.
Overview:
Potential Tropical Cyclone Three is forecast to move north with an eventual northeastward turn towards the Louisiana coastline. Slow strengthening is expected with this system once it makes landfall as a tropical storm. The main threats associated with this continues to be heavy rainfall and minor coastal flooding.
Impacts:
The attached briefing below highlights the threats associated with Potential Tropical Cyclone Three.
NWS New Orleans Website: www.weather.gov/neworleans
NWS New Orleans DSS Website: http://www.weather.gov/lix/emb
NWS New Orleans Tropical Page: https://www.weather.gov/srh/tr
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
National Hurricane Center Website: https://www.nhc.noaa.gov/
Next Update and Contact Information:
The next update will be sent following the 4AM 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,
Kevin Gilmore
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