...SAM IS NOW A HURRICANE...RAPID INTENSIFICATION FORECAST TO CONTINUE...

...SAM IS NOW A HURRICANE...RAPID INTENSIFICATION FORECAST TO CONTINUE...

Hurricane Sam Advisory Number   7

NWS National Hurricane Center Miami FL       AL182021

500 AM AST Fri Sep 24 2021

SUMMARY OF 500 AM AST...0900 UTC...INFORMATION

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wind

LOCATION...11.5N 42.2W

ABOUT 1470 MI...2365 KM ESE OF THE NORTHERN LEEWARD ISLANDS

MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H

PRESENT MOVEMENT...W OR 280 DEGREES AT 15 MPH...24 KM/H

MINIMUM CENTRAL PRESSURE...993 MB...29.33 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 500 AM AST (0900 UTC), the center of Hurricane Sam was located near latitude 11.5 North, longitude 42.2 West. Sam is moving toward the west near 15 mph (24 km/h) and this motion is expected to continue through tonight. A decrease in forward speed and a motion toward the west-northwest are expected over the weekend.

Maximum sustained winds have increased to near 75 mph (120 km/h) with higher gusts. Rapid intensification is forecast to continue, and Sam is likely to become a major hurricane tonight or early Saturday. 

Hurricane-force winds extend outward up to 15 miles (30 km) from the center and tropical-storm-force winds extend outward up to 60 miles (95 km).

The estimated minimum central pressure is 993 mb (29.33 inches).

HAZARDS AFFECTING LAND

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None.

Forecaster Cangialosi

The Daily Herald

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