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Hurricane ROSA


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BULLETIN
Hurricane Rosa Advisory Number  11
NWS National Hurricane Center Miami FL       EP202018
200 PM PDT Thu Sep 27 2018

...ROSA RAPIDLY INTENSIFIES INTO A MAJOR HURRICANE...


SUMMARY OF 200 PM PDT...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...16.9N 115.9W
ABOUT 570 MI...915 KM SW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H
PRESENT MOVEMENT...W OR 265 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...953 MB...28.15 INCHES


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


DISCUSSION AND OUTLOOK
----------------------
At 200 PM PDT (2100 UTC), the center of Hurricane Rosa was located
near latitude 16.9 North, longitude 115.9 West.  Rosa is moving
toward the west near 10 mph (17 km/h) and this motion is expected
to continue tonight. A turn toward the west-northwest is expected
on Friday, followed by a turn toward the northwest on Saturday and
a turn toward the north on Sunday.

Maximum sustained winds have increased to near 125 mph (205 km/h)
with higher gusts.  Rosa is a category 3 hurricane on the
Saffir-Simpson Hurricane Wind Scale.  Additional strengthening is
expected tonight.  Fluctuations in strength are possible Friday and
Friday night, with weakening expected on Saturday and Sunday.

Hurricane-force winds extend outward up to 35 miles (55 km) from the
center and tropical-storm-force winds extend outward up to 115 miles
(185 km).  The Mexican Navy automated station on Clarion Island
recently reported sustained winds of 38 mph (61 km/h) and a wind
gust of 53 mph (85 km/h).

The estimated minimum central pressure is 953 mb (28.15 inches).


HAZARDS AFFECTING LAND
----------------------
SURF:  Swells generated by Rosa will affect portions of the coasts
of southwestern Mexico, the southern Baja California Peninsula, and
southern California late this week and over the weekend.  These
swells are likely to cause life-threatening surf and rip current
conditions.  Please consult products from your local weather office.


NEXT ADVISORY
-------------
Next complete advisory at 800 PM PDT.

$$
Forecaster Beven

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