235
WTNT35 KNHC 161432
TCPAT5
BULLETIN
Hurricane Erin Advisory Number 21
NWS National Hurricane Center Miami FL AL052025
1100 AM AST Sat Aug 16 2025
...CATEGORY 4 ERIN STILL RAPIDLY INTENSIFYING...
...OUTER RAINBANDS AFFECTING THE NORTHERN LEEWARD ISLANDS...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...19.7N 62.8W
ABOUT 105 MI...170 KM N OF ANGUILLA
ABOUT 235 MI...375 KM ENE OF SAN JUAN PUERTO RICO
MAXIMUM SUSTAINED WINDS...155 MPH...250 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 17 MPH...28 KM/H
MINIMUM CENTRAL PRESSURE...923 MB...27.26 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
None.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Watch is in effect for...
* St. Martin and St. Barthelemy
* Sint Maarten
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, in this case within the next
12 hours.
Interests elsewhere in the northern Leeward Islands, Virgin Islands,
and Puerto Rico, as well as in the Turks and Caicos and the
southeastern Bahamas should monitor the progress of Erin.
For storm information specific to your area, please monitor
products issued by your national meteorological service.
DISCUSSION AND OUTLOOK
----------------------
At 1100 AM AST (1500 UTC), the center of Hurricane Erin was located
near latitude 19.7 North, longitude 62.8 West. Erin is moving toward
the west near 17 mph (28 km/h), and this motion is expected to
continue this afternoon. a turn toward the west-northwest is
expected tonight with a decrease in forward speed, and a turn
toward the north is expected to occur early next week. On the
forecast track, the center of Erin is expected to move just north
of the northern Leeward Islands, the Virgin Islands, and Puerto
Rico over the weekend.
Reports from Air Force Reserve and NOAA Hurricane Hunter
