798
WHMY50 PGUM 161343
SMWGUM
PMZ153-161415-
/O.NEW.PGUM.MA.W.0019.260816T1343Z-260816T1415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE TIYAN GU
1141 PM CHST SUN AUG 16 2026
THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A
* SPECIAL MARINE WARNING FOR...
TINIAN COASTAL WATERS...
* UNTIL 1215 AM CHST.
* AT 1141 PM CHST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING
WATERSPOUTS WAS LOCATED OVER THE SOUTHERN COASTAL WATERS OF TINIAN
AND MOVING NORTHWEST AROUND 5 KNOTS.
HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER.
SOURCE...RADAR.
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY
HIGHER WINDS AND SUDDENLY HIGHER WAVES.
* THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE
EXPECTED.
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR
IMMEDIATELY.
LAT...LON 1477 14549 1462 14536 1474 14509 1500 14528
TIME...MOT...LOC 1341Z 122DEG 7KT 1473 14539
WATERSPOUT...POSSIBLE
HAIL...0.00IN
WIND...>34KTS
JAW
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