405
WHMY50 PGUM 191112
SMWGUM
PMZ151-191145-
/O.NEW.PGUM.MA.W.0025.260919T1112Z-260919T1145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE TIYAN GU
911 PM CHST SAT SEP 19 2026

THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A

* SPECIAL MARINE WARNING FOR...
  GUAM COASTAL WATERS...

* UNTIL 945 PM CHST.

* AT 911 PM CHST...STRONG THUNDERSTORMS WERE LOCATED OVER THE WEST
  COAST OF GUAM...MOVING EAST AT 10 KNOTS.

  HAZARD...WIND GUSTS 34 KNOTS OR GREATER. FREQUENT LIGHTNING

  SOURCE...RADAR.

  IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND
  SUDDENLY HIGHER WAVES.

* STRONG THUNDERSTORMS WILL REMAIN OVER MAINLY OPEN WATERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE...KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.

&&

LAT...LON 1343 14446 1351 14470 1345 14468 1341 14464
      1328 14466 1322 14469 1323 14436
TIME...MOT...LOC 1111Z 284DEG 10KT 1352 14472 1342 14452 1326 14444

HAIL...0.00IN
WIND...>34KTS

$$

WILLIAMS