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Hurricane Genevieve Intermediate Advisory Number 10A
NWS National Hurricane Center Miami FL EP122020
600 PM MDT Tue Aug 18 2020
...TROPICAL STORM CONDITIONS EXPECTED OVER BAJA CALIFORNIA SUR ON
SUMMARY OF 600 PM MDT...0000 UTC...INFORMATION
ABOUT 280 MI...450 KM SSE OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...953 MB...28.14 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for...
* Southern Baja California peninsula from Los Barriles to Puerto
A Tropical Storm Watch is in effect for...
* The east coast of the Baja California peninsula from Los Barriles
to La Paz
* The west coast of the Baja California peninsula from Puerto
Cortes to Cabo San Lazaro
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area within 36 hours.
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, generally within 48 hours.
For storm information specific to your area, please monitor
products issued by your national meteorological service.
DISCUSSION AND OUTLOOK
At 600 PM MDT (0000 UTC), the eye of Hurricane Genevieve was located
near latitude 19.0 North, longitude 108.8 West. Genevieve is moving
toward the northwest near 12 mph (19 km/h). This general motion is
expected to continue with a decrease in forward speed through
Thursday. On the forecast track, the center of Genevieve is forecast
to move near but southwest of the southern portion of the Baja
California peninsula on Wednesday night and Thursday.
Maximum sustained winds are near 125 mph (205 km/h) with higher
gusts. Genevieve is a category 3 hurricane on the Saffir-Simpson
Hurricane Wind Scale. Genevieve should hold its intensity or
strengthen a little through Wednesday, but steady weakening is
expected after that.
Hurricane-force winds extend outward up to 30 miles (45 km) from
the center and tropical-storm-force winds extend outward up to 150
miles (240 km).
The estimated minimum central pressure is 953 mb (28.14 inches).
HAZARDS AFFECTING LAND
WIND: Tropical storm conditions are expected within the warning
area in the southern Baja California peninsula by Wednesday
afternoon, especially over higher terrain. Tropical storm
conditions are possible within the watch area by Wednesday night or
Thursday morning, especially over higher terrain.
RAINFALL: Genevieve is expected to produce rainfall amounts of
1 to 4 inches across portions of far southern Baja California Sur
and portions of the southwest coast of Mexico.
SURF: Large swells produced by Genevieve are affecting portions of
the southern coast of Mexico and will spread northward along the
southwestern and west-central coast of Mexico to the Baja California
peninsula through Thursday. These swells are likely to cause
life-threatening surf and rip current conditions. Please consult
products from your local weather office.
Next complete advisory at 900 PM MDT.