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BULLETIN
Tropical Storm Irwin Advisory Number  20
NWS National Hurricane Center Miami FL       EP102017
200 AM PDT Thu Jul 27 2017

...IRWIN DRIFTING WEST-SOUTHWESTWARD...LITTLE CHANGE IN STRENGTH...


SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...14.7N 123.8W
ABOUT 1070 MI...1720 KM WSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...WSW OR 255 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...997 MB...29.44 INCHES


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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 200 AM PDT (0900 UTC), the center of Tropical Storm Irwin was
located near latitude 14.7 North, longitude 123.8 West. Irwin is
moving toward the west-southwest near 6 mph (9 km/h) and this motion
with a decrease in forward speed is forecast through Friday. A
gradual turn toward the northeast is expected Saturday.

Maximum sustained winds are near 60 mph (95 km/h) with higher gusts.
Some slight strengthening is forecast during the next couple of
days.

Tropical-storm-force winds extend outward up to 80 miles (130 km)
from the center.

The estimated minimum central pressure is 997 mb (29.44 inches).


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


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

$$
Forecaster Roberts

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