Hurricane Irma Advisory Number 13

NWS National Hurricane Center Miami FL       AL112017

1100 AM AST Sat Sep 02 2017

…IRMA MOVING WESTWARD ACROSS THE ATLANTIC AS A SMALL HURRICANE…

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SUMMARY OF 1100 AM AST…1500 UTC…INFORMATION

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LOCATION…18.8N 43.3W

ABOUT 1220 MI…1965 KM E OF THE LEEWARD ISLANDS

MAXIMUM SUSTAINED WINDS…110 MPH…175 KM/H

PRESENT MOVEMENT…W OR 265 DEGREES AT 15 MPH…24 KM/H

MINIMUM CENTRAL PRESSURE…973 MB…28.74 INCHES

WATCHES AND WARNINGS

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There are no coastal watches or warnings in effect.

Interests in the northern Leeward Islands should monitor the progress of this system.

DISCUSSION AND 48-HOUR OUTLOOK

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At 1100 AM AST (1500 UTC), the eye of Hurricane Irma was located near latitude 18.8 North, longitude 43.3 West. Irma is moving toward the west near 15 mph (24 km/h) and a turn toward the west-southwest at a slightly slower rate of speed during the next two days.

Maximum sustained winds are near 110 mph (175 km/h) with higher gusts.  Some strengthening is forecast during the next 48 hours.

Irma is a small hurricane. Hurricane-force winds extend outward up to 25 miles (35 km) from the center and tropical-storm-force winds extend outward up to 70 miles (110 km).

The estimated minimum central pressure is 973 mb (28.74 inches).

HAZARDS AFFECTING LAND

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None

Source: The Daily Herald https://www.thedailyherald.sx/islands/69153-hurricane-irma-advisory-number-13

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