Atlantic Hurricane Feed

Hurricane Sam Public Advisory



000
WTNT33 KNHC 260847
TCPAT3

BULLETIN
Hurricane Sam Advisory Number  15
NWS National Hurricane Center Miami FL       AL182021
500 AM AST Sun Sep 26 2021

...SAM REMAINS A CATEGORY FOUR HURRICANE...
...FLUCTUATIONS IN INTENSITY LIKELY DURING THE NEXT DAY OR SO...


SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...13.8N 49.7W
ABOUT 940 MI...1510 KM ESE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/H
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 8 MPH...13 KM/H
MINIMUM CENTRAL PRESSURE...943 MB...27.85 INCHES


WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.


DISCUSSION AND OUTLOOK
----------------------
At 500 AM AST (0900 UTC), the center of Hurricane Sam was located 
near latitude 13.8 North, longitude 49.7 West.  Sam is moving toward 
the west-northwest near 8 mph (13 km/h).  This general motion is 
expected to continue today, followed by a turn toward the northwest 
on Monday.  Then, a northwestward motion is forecast to continue 
through midweek.

Maximum sustained winds are near 145 mph (230 km/h) with higher 
gusts.  Sam is a category 4 hurricane on the Saffir-Simpson 
Hurricane Wind Scale.  Some fluctuations in intensity are expected 
during the next day or so.  Thereafter, some slow weakening is 
forecast.

Sam is a small hurricane.  Hurricane-force winds extend outward up 
to 30 miles (45 km) from the center and tropical-storm-force winds 
extend outward up to 90 miles (150 km).

The estimated minimum central pressure is 943 mb (27.85 inches).


HAZARDS AFFECTING LAND
----------------------
SURF:  Swells generated by Sam are forecast to reach the Lesser
Antilles early this week. These swells could cause life-threatening
surf and rip current conditions. Please consult products from your
local weather office.


NEXT ADVISORY
-------------
Next complete advisory at 1100 AM AST.

$$
Forecaster Reinhart



Source link