352
FZMY70 PGUM 190821
MWSGUM
MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TIYAN GU
619 PM CHST WED AUG 19 2026
PMZ151-152-190915-
619 PM CHST WED AUG 19 2026
..A STRONG THUNDERSTORM OVER THE WATERS
THE AREAS AFFECTED INCLUDE...
NORTHWEST GUAM COASTAL WATERS...SOUTHWEST ROTA COASTAL WATERS...
AT 619 PM CHST, DOPPLER RADAR INDICATED A STRONG THUNDERSTORM,
CAPABLE OF PRODUCING WINDS TO AROUND 30 KNOTS. THIS THUNDERSTORM WAS
LOCATED OVER THE SOUTHWEST COASTAL WATERS OF ROTA, MOVING SOUTHWEST
AT 20 KNOTS INTO THE NORTHWEST COASTAL WATERS OF GUAM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS CAN EXPECT GUSTY WINDS TO AROUND 30 KNOTS, LOCALLY HIGHER
WAVES, AND FREQUENT LIGHTNING STRIKES. BOATERS SHOULD SEEK SAFE
HARBOR IMMEDIATELY UNTIL THIS STORM PASSES.
INTENSE LIGHTNING IS OCCURRING WITH THIS STORM. IF CAUGHT ON THE OPEN
WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED METAL
OBJECTS.
LAT...LON 1370 14398 1402 14426 1420 14447 1434 14448
1444 14485 1415 14501 1348 14397
JAW
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