568
WHGM70 PGUM 130624
MWWGUM
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
424 PM CHST TUE JAN 13 2026
PMZ153-154-131900-
/O.NEW.PGUM.SC.Y.0005.260113T0624Z-260113T1900Z/
TINIAN COASTAL WATERS-SAIPAN COASTAL WATERS-
424 PM CHST TUE JAN 13 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM CHST WEDNESDAY
* WHAT...SEAS 7 TO 10 FEET.
* WHERE...TINIAN AND SAIPAN COASTAL WATERS.
* WHEN...UNTIL 5 AM CHST WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
* ADDITIONAL DETAILS...BUILDING TRADE-WIND SWELL WILL COMBINE WITH A
BRIEF PULSE OF NORTH SWELL TO PRODUCE SEAS HAZARDOUS TO SMALL
CRAFT FOR TINIAN AND SAIPAN WATERS. THIS WILL MOSTLY AFFECT THE
NORTHERN WATERS OF SAIPAN. HOWEVER, IT COULD BRIEFLY AFFECT THE
NORTHWESTERN WATERS OF TINIAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID BOATING IN HAZARDOUS CONDITIONS.
KLEESCHULTE
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