109
WHGM70 PGUM 060653
MWWGUM
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
453 PM CHST MON APR 6 2026
PMZ151>154-062200-
/O.CON.PGUM.SC.Y.0034.000000T0000Z-260407T0700Z/
GUAM COASTAL WATERS-ROTA COASTAL WATERS-TINIAN COASTAL WATERS-
SAIPAN COASTAL WATERS-
453 PM CHST MON APR 6 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CHST
TUESDAY...
* WHAT...NORTHEAST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND
SEAS 8 TO 10 FEET.
* WHERE...MARIANAS COASTAL WATERS.
* WHEN...UNTIL 5 PM CHST TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
* ADDITIONAL DETAILS...THE TRADE SWELL AND WIND WAVES GENERATED BY
THE TRADE-WIND SURGE EAST OF THE MARIANAS, AND A WEAK NORTHERLY
SWELL MOVING THROUGH THE AREA, WILL CONTINUE TO SUPPORT 10 FOOT
SEAS THROUGH TUESDAY. SEAS AND WINDS ARE EXPECTED TO SUBSIDE
SLIGHTLY TUESDAY NIGHT THROUGH THURSDAY, BUT COULD REBUILD LATE IN
THE WEEK IF A DEVELOPING CIRCULATION IN EASTERN MICRONESIA, 90W,
LIFTS TOWARDS THE MARIANAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID BOATING IN HAZARDOUS CONDITIONS.
SCHANK
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