Marine Weather Message
Issued by NWS Tiyan, Guam

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000
WHGM70 PGUM 210229
MWWGUM

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
1229 PM CHST FRI SEP 21 2018

...HAZARDOUS CONDITIONS EXPECTED THROUGH SATURDAY NIGHT...

.FRESH TO STRONG WINDS ASSOCIATED WITH TROPICAL DEPRESSION 28W
PASSING NEAR GUAM AND ROTA WILL MAINTAIN CONDITIONS HAZARDOUS TO
SMALL CRAFT ACROSS THE MARIANAS WATERS. GALE FORCE WINDS ARE POSSIBLE
IF 28W INTENSIFIES FASTER THAN IT MOVES AWAY.

PMZ152>154-211030-
/O.NEW.PGUM.TR.A.4028.180921T0229Z-000000T0000Z/
/O.CON.PGUM.SC.Y.0015.000000T0000Z-180922T2000Z/
ROTA COASTAL WATERS-TINIAN COASTAL WATERS-SAIPAN COASTAL WATERS-
1229 PM CHST FRI SEP 21 2018

...TROPICAL STORM WATCH IN EFFECT...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CHST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A TROPICAL STORM
WATCH.

* WINDS...EAST WINDS OF 15 TO 25 KNOTS WITH GUSTS TO 35 KNOTS WILL
  TURN SOUTHEAST THEN SOUTH AS TROPICAL DEPRESSION 28W MOVES AWAY
  FROM ROTA. A BRIEF PERIOD OF GALE FORCE WINDS IS POSSIBLE IF 28W
  INTENSIFIES FASTER THAN IT MOVES AWAY.

* WAVES/SEAS...COMBINED SEAS OF 6 TO 9 FEET WILL OCCASIONALLY
  REACH 10 FEET ACROSS THE MARIANAS WATERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE WAVE CONDITIONS HAZARDOUS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS...SHOULD AVOID SAILING IN THESE CONDITIONS.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS...
INCLUDING SUSTAINED WINDS OF 34 TO 63 KT...ARE POSSIBLE WITHIN THE
NEXT 12 HOURS.

&&

$$

PMZ151-211030-
/O.CON.PGUM.SC.Y.0015.000000T0000Z-180922T2000Z/
GUAM COASTAL WATERS-
1229 PM CHST FRI SEP 21 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CHST SUNDAY...

* WINDS...SOUTH TO SOUTHWEST WINDS OF 15 TO 25 KNOTS WITH GUSTS TO
  30 KNOTS OVER THE EASTERN WATERS OF GUAM WILL GRADUALLY SPREAD
  WESTWARD.

* WAVES/SEAS...COMBINED SEAS OF 6 TO 9 FEET WILL OCCASIONALLY
  REACH 10 FEET ACROSS THE MARIANAS WATERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE WAVE CONDITIONS HAZARDOUS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS...SHOULD AVOID SAILING IN THESE CONDITIONS.

&&

$$

STANKO


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