Hurricane Tammy Advisory Number 29
NWS National Hurricane Center Miami FL AL202023
1100 AM AST Wed Oct 25 2023
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
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LOCATION...26.6N 59.3W
ABOUT 515 MI...825 KM SE OF BERMUDA
MAXIMUM SUSTAINED WINDS...105 MPH...165 KM/H
PRESENT MOVEMENT...NE OR 45 DEGREES AT 13 MPH...20 KM/H
MINIMUM CENTRAL PRESSURE...965 MB...28.50 INCHES
WATCHES AND WARNINGS
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There are no coastal watches or warnings in effect.
DISCUSSION AND OUTLOOK
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At 1100 AM AST (1500 UTC), the center of Hurricane Tammy was located near latitude 26.6 North, longitude 59.3 West. Tammy is moving toward the northeast near 13 mph (20 km/h). A northward turn is expected later today, followed by a slower northwestward to west-northwestward motion on Thursday and Friday.
Maximum sustained winds have increased to near 105 mph (165 km/h) with higher gusts. Gradual weakening is expected for the next few days. Tammy is forecast to become a powerful post-tropical cyclone by Thursday.
Hurricane-force winds extend outward up to 25 miles (35 km) from the center and tropi-cal-storm-force winds extend outward up to 175 miles (280 km).
The estimated minimum central pressure is 965 mb (28.50 inches).
HAZARDS AFFECTING LAND
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SURF: Swells generated by Tammy will continue to affect portions of Bermuda, the northern Lee-ward Islands, the British and U.S. Virgin Islands, and Puerto Rico during the next couple of days. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office.
Forecaster Bucci/R. Zelinsky
