This is an automatic message WTNT33 KNHC 130837
Hurricane Leslie Advisory Number 68
NWS National Hurricane Center Miami FL AL132018
500 AM AST Sat Oct 13 2018
…LESLIE WEAKENS SLIGHTLY AS IT CONTINUES MOVING EAST-NORTHEASTWARD
TOWARD THE IBERIAN PENINSULA…
…DANGEROUS WINDS, SURF, AND HEAVY RAINFALL EXPECTED TO AFFECT
PORTIONS OF PORTUGAL AND SPAIN TONIGHT AND SUNDAY…
SUMMARY OF 500 AM AST…0900 UTC…INFORMATION
ABOUT 580 MI…935 KM E OF THE AZORES
ABOUT 680 MI…1090 KM E OF FAIAL ISLAND IN THE CENTRAL AZORES
MAXIMUM SUSTAINED WINDS…75 MPH…120 KM/H
PRESENT MOVEMENT…ENE OR 70 DEGREES AT 38 MPH…61 KM/H
MINIMUM CENTRAL PRESSURE…980 MB…28.94 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for…
* Madeira Island
Interests in the Portugal and Spain should monitor the progress of
Leslie. Additional information on this system can be found in
products from the Portuguese Institute for Sea and Atmosphere at
www.ipma.pt. Interests in Spain should refer to products from the
State Meteorological Agency at www.aemet.es.
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area, in this case within the
next 6 to 12 hours.
For storm information specific to your area, please monitor
products issued by your national meteorological service.
DISCUSSION AND OUTLOOK
At 500 AM AST (0900 UTC), the center of Hurricane Leslie was located
near latitude 36.2 North, longitude 16.7 West. Leslie is moving
toward the east-northeast near 38 mph (61 km/h). A motion toward
the east-northeast with a gradual decrease in forward speed is
expected through Sunday. On the forecast track, the center of
Leslie will pass north of Madeira Island this morning, approach the
southwestern portion of the Iberian Peninsula today, and move inland
over portions of Portugal and Spain tonight and Sunday.
Maximum sustained winds have decreased to near 75 mph (120 km/h)
with higher gusts. Leslie is expected to transition into a
hurricane-force post-tropical cyclone later today or tonight.
Weakening is forecast after Leslie moves inland over the Iberian
Peninsula tonight, and the post-tropical cyclone is expected to
dissipate by Sunday night or Monday.
Hurricane-force winds extend outward up to 60 miles (95 km) from the
center and tropical-storm-force winds extend outward up to 205 miles
The estimated minimum central pressure is 980 mb (28.94 inches).
HAZARDS AFFECTING LAND
WIND: Tropical storm conditions are expected on Madeira Island
Post-tropical Leslie will bring winds to near hurricane-force to
portions of Portugal late today or tonight, and gale-force winds to
portions of western Spain late today through early Sunday. Please
see products from your local meteorological service for more
information on this hazard.
RAINFALL: Leslie is expected to produce total rainfall
accumulations of 1 to 3 inches (25 to 75 mm) with localized amounts
up to 5 inches (125 mm) across portions of Portugal and Spain this
weekend. This rainfall may lead to some instances of flash flooding.
SURF: Swells generated by Leslie will continue to affect the
Azores, Madeira Island, and the Canary Islands through the weekend
and will begin to affect the Atlantic coasts of Spain, Portugal, and
Morocco today, continuing into Sunday. These swells are likely to
cause life-threatening surf and rip current conditions. Please
consult products from your local weather office.
Next intermediate advisory at 800 AM AST.
Next complete advisory at 1100 AM AST.