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Tropical Storm DOUGLAS


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BULLETIN
Tropical Storm Douglas Advisory Number  36
NWS Central Pacific Hurricane Center Honolulu HI   EP082020
1100 PM HST Tue Jul 28 2020
 
...DOUGLAS PASSING SOUTH OF LISIANSKI AND RAPIDLY APPROACHING
THE DATE LINE...
 
 
SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION
-----------------------------------------------
LOCATION...24.6N 173.2W
ABOUT 1000 MI...1605 KM WNW OF HONOLULU HAWAII
ABOUT 360 MI...580 KM SE OF MIDWAY ISLAND
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...W OR 275 DEGREES AT 23 MPH...37 KM/H
MINIMUM CENTRAL PRESSURE...1010 MB...29.83 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A Tropical Storm Warning is in effect for...
* Portions of the Papahanaumokuakea Marine National Monument from
Maro Reef to Lisianski
 
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area, in this case within
the next 12 hours.

 
DISCUSSION AND OUTLOOK
----------------------
At 1100 PM HST (0900 UTC), the center of Tropical Storm Douglas was
located near latitude 24.6 North, longitude 173.2 West. Douglas is
moving toward the west near 23 mph (37 km/h), and this general 
motion is expected to continue until Douglas crosses the 
International Date Line in about 24 hours. 
 
Maximum sustained winds are near 40 mph (65 km/h) with higher gusts.
Some weakening is forecast during the next two days, and Douglas 
is expected to dissipate shortly after crossing the Date Line.
 
Tropical-storm-force winds extend outward up to 115 miles (185 km)
from the center.
 
The estimated minimum central pressure is 1010 mb (29.83 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
WIND: Tropical storm conditions are expected from Laysan Island to
Lisianski through tonight, with winds diminishing on Wednesday.
 
SURF: Large seas and swells generated by Douglas will impact
portions of the Papahanaumokuakea Marine National Monument west of 
Gardner Pinnacles through Wednesday. These swells may produce large 
breaking waves that could inundate some of the lower-lying atolls.
 
RAINFALL: Rainfall associated with Douglas will impact portions of
the Papahanaumokuakea Marine National Monument west of
Gardner Pinnacles through Wednesday.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 200 AM HST.
Next complete advisory at 500 AM HST.
 
$$
Forecaster Birchard
 
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