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BULLETIN
Tropical Storm Willa Advisory Number   3
NWS National Hurricane Center Miami FL       EP242018
400 PM CDT Sat Oct 20 2018

...WILLA FORECAST TO RAPIDLY INTENSIFY AND BECOME A HURRICANE
OVERNIGHT...


SUMMARY OF 400 PM CDT...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...15.2N 105.8W
ABOUT 280 MI...450 KM SSW OF MANZANILLO MEXICO
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES


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

Interests along the coast of west-central mainland Mexico should
monitor the progress of Willa.


DISCUSSION AND OUTLOOK
----------------------
At 400 PM CDT (2100 UTC), the center of Tropical Storm Willa was
located near latitude 15.2 North, longitude 105.8 West.  Willa is
moving toward the west-northwest near 6 mph (9 km/h).  A turn
toward the northwest and north at a slightly slower forward speed
is expected through Tuesday.  Willa could approach the coast of
west-central mainland Mexico by Wednesday as it begins to
accelerate toward the northeast.

Maximum sustained winds have increased to near 60 mph (95 km/h)
with higher gusts.  Rapid strengthening is forecast during the next
couple of days, and Willa is expected to become a hurricane
overnight or on Sunday.

Tropical-storm-force winds extend outward up to 35 miles (55 km)
from the center.

The estimated minimum central pressure is 999 mb (29.50 inches).


HAZARDS AFFECTING LAND
----------------------
None.


NEXT ADVISORY
-------------
Next complete advisory at 1000 PM CDT.

$$
Forecaster Berg

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