STRONG HIGH WILL HELP STEER A WEAK TAMMY BACK TO THE WEST. HOWEVER, SOME MODELS SHOW A TEMPORARY TRACK TO THE WEST AND THEN A BRIEF TURN BACK TO THE EAST. UNCERTAIN FUTURE FOR TAMMY BUT SOME MODELS SUGGEST A WEAKER TAMMY IN THE COMING DAYS. I WILL CONTINUE TO MONITOR TAMMY, AND FUTURE NATIONAL HURRICANE CENTER AVISORIES.
RTW
...TAMMY MOVING NORTHWARD... ...HEAVY RAINS LINGERING OVER PORTIONS OF THE LEEWARD ISLANDS... | |||||||
11:00 AM AST Mon Oct 23 Location: 21.9°N 63.9°W Moving: N at 7 mph Min pressure: 993 mb Max sustained: 80 mph |
TAMMY IS FORECAST TO MOVE INTO STRONG UPPER LEVEL SHEAR. BUT FOR NOW TAMMY IS IN A FAVORBLE TO MARGINALLY FAVORABLE UPPER LEVEL ENVIRONMENT. RTW
000 ABNT20 KNHC 231131 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 AM EDT Mon Oct 23 2023 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: Active Systems: The National Hurricane Center is issuing advisories on Hurricane Tammy, located a few hundred miles north of the northern Leeward Islands. Southwestern Caribbean Sea (AL95): Showers and thunderstorms continue to show signs of organization in association with a low pressure system located over the southwestern Caribbean Sea. Environmental conditions appear to be favorable for development, and a short-lived tropical depression could form before the system moves inland over Nicaragua by early Tuesday. Regardless of development, this system could produce heavy rains over portions of Central America during the next couple of days. * Formation chance through 48 hours...medium...60 percent. * Formation chance through 7 days...medium...60 percent. $$ Forecaster Cangialosi/Bucci
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