..TAMMY NOW A HURRICANE.. ..OCT. 20, 2023 11:00 AM EDT..

 

...TAMMY EXPECTED TO BRING HURRICANE CONDITIONS TO PORTIONS OF THE LEEWARD ISLANDS LATE TONIGHT AND SATURDAY... ...HEAVY RAINFALL AND FLOODING LIKELY OVER MUCH OF THE LESSER ANTILLES...

11:00 AM AST Fri Oct 20 Location: 14.1°N 58.6°W Moving: WNW at 7 mph Min pressure: 992 mb Max sustained: 75 mph

TAMMY MOVING THROUGH A MARGINALLY FAVORABLE UPPER LEVEL ENVIRONMENT, WHICH HAS HELPED TAMMY STRENGTHEN SOME.

ZCZC MIATWOAT ALL
TTAA00 KNHC DDHHMM

Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 AM EDT Fri Oct 20 2023

For the North Atlantic...Caribbean Sea and the Gulf of Mexico:

Active Systems:
The National Hurricane Center is issuing advisories on Tropical 
Storm Tammy, located a couple of hundred miles east-southeast of 
the Leeward Islands. 

1. Southwestern Caribbean Sea:
An area of low pressure could form this weekend over the 
southwestern Caribbean Sea.  Some slow development of this system 
will be possible before it moves inland over Central America by the 
early to middle portion of next week. 
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...low...20 percent.

Forecaster Brown