Public Tropical Cyclone Advisory
Issued by NWS

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000
WTPQ31 PGUM 030657
TCPPQ1

BULLETIN
TROPICAL STORM CHAN-HOM (09W) INTERMEDIATE ADVISORY NUMBER 11A
NATIONAL WEATHER SERVICE TIYAN GU WP092015
500 PM CHST FRI JUL 3 2015

...TROPICAL STORM CHAN-HOM DRIFTING NORTHWARD...

CHANGES WITH THIS ADVISORY
--------------------------
NONE

WATCHES AND WARNINGS
--------------------
A TYPHOON WATCH REMAINS IN EFFECT FOR GUAM...ROTA...TINIAN AND
SAIPAN AND ADJACENT COASTAL WATERS. TYPHOON CONDITIONS...INCLUDING
WINDS OF 74 MPH OR MORE...ARE POSSIBLE WITHIN 48 HOURS.

SUMMARY OF 400 PM CHST...0600 UTC...INFORMATION
-----------------------------------------------
LOCATION...10.9N 148.5E

ABOUT 310 MILES SOUTHEAST OF GUAM
ABOUT 315 MILES SOUTHEAST OF ROTA AND
ABOUT 345 MILES SOUTH-SOUTHEAST OF SAIPAN AND TINIAN

MAXIMUM SUSTAINED WINDS...60 MPH
PRESENT MOVEMENT...NORTH-NORTHEAST...030 DEGREES AT 5 MPH

DISCUSSION AND OUTLOOK
----------------------
AT 400 PM CHST...0600 UTC...THE CENTER OF TROPICAL STORM CHAN-HOM
WAS LOCATED NEAR LATITUDE 10.9 DEGREES NORTH AND LONGITUDE 148.5
DEGREES EAST. THE CENTER OF CHAN-HOM IS MOVING NORTH-NORTHEAST AT 5
MPH. CHAN-HOM IS EXPECTED TO BEGIN MOVING AGAIN TOWARDS THE
NORTHWEST LATER TONIGHT. THIS TRACK WOULD BRING CHAN-HOM THROUGH THE
MARIANAS SUNDAY MORNING.

MAXIMUM SUSTAINED WIND HAS DECREASED TO 60 MPH. TROPICAL STORM FORCE
WINDS EXTEND OUTWARD UP TO 90 MILES FROM THE CENTER...PRIMARILY
IN THE SOUTH SEMI-CIRCLE. TROPICAL STORM CHAN-HOM IS FORECAST
TO CONTINUE TO WEAKEN THROUGH TONIGHT BEFORE BEGINNING TO
INTENSIFY AGAIN OVER THE WEEKEND...AND COULD BECOME A TYPHOON AGAIN
LATE SATURDAY OR EARLY SUNDAY.

NEXT ADVISORY
-------------
THE NEXT SCHEDULED ADVISORY WILL BE ISSUED BY THE NATIONAL WEATHER
SERVICE AT 800 PM THIS EVENING FOLLOWED BY AN INTERMEDIATE ADVISORY
AT 1100 PM LATER TONIGHT.

$$

EDSON



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