Tropical Storm Peter Advisory Number 2
NWS National Hurricane Center Miami FL AL162021
500 AM AST Sun Sep 19 2021
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
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LOCATION...18.0N 53.5W
ABOUT 630 MI...1015 KM E OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...NW OR 305 DEGREES AT 15 MPH...24 KM/H
MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES
WATCHES AND WARNINGS
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There are no coastal watches or warnings in effect.
Interests in the northern Leeward Islands, Virgin Islands, and Puerto Rico should monitor the progress of this system.
DISCUSSION AND OUTLOOK
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At 500 AM AST (0900 UTC), the center of Tropical Storm Peter was located near latitude 18.0 North, longitude 53.5 West. Peter is moving toward the northwest near 15 mph (24 km/h), and this general motion is expected to continue this morning. A turn back toward the west-northwest is forecast to occur by this afternoon, with that motion continuing into Wednesday. On the forecast track, Peter is expected to pass well to the north of the northern Leeward Islands on Monday and Tuesday.
Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Some additional strengthening is forecast during the next day or so, followed by a slow weakening trend by late Monday and on Tuesday.
Tropical-storm-force winds extend outward up to 45 miles (75 km) from the center, mainly to the northeast and southeast of the center.
The estimated minimum central pressure is 1005 mb (29.68 inches).
HAZARDS AFFECTING LAND
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RAINFALL: The outer bands south of the Tropical Storm Peter could produce rainfall totals of 1 to 2 inches across portions of the Northern Leeward Islands, including the Virgin Islands, as well as Puerto Rico late Sunday into Tuesday. This rainfall may lead to areas of urban and small stream flooding.
SURF: Swells generated by Tropical Storm Peter are expected to reach the northern Leeward Islands Sunday night and Monday. These swells could cause life-threatening surf and rip current conditions. Please consult products from your local weather office.
