WHGM70 PGUM 060621

MWWGUM



URGENT - MARINE WEATHER MESSAGE

National Weather Service Tiyan GU

421 PM ChST Wed May 6 2026



PMZ151>154-062030-

/O.CON.PGUM.SC.Y.0041.000000T0000Z-260507T0700Z/

Guam Coastal Waters-Rota Coastal Waters-Tinian Coastal Waters-

Saipan Coastal Waters-

421 PM ChST Wed May 6 2026



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CHST

THURSDAY...



* WHAT...East winds 20 kt with gusts up to 30 kt and seas

  8 to 10 feet.



* WHERE...Marianas Coastal Waters.



* WHEN...Until 5 PM ChST Thursday.



* IMPACTS...Conditions will be hazardous to small craft.



* ADDITIONAL DETAILS...Elevated trade swell and wind waves,

  reinforced by the pressure gradient between Tropical Storm 05W

  to the south and high pressure to the north, will maintain 

  elevated seas hazardous to small craft through Thursday 

  afternoon.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid boating in hazardous conditions.



&&



$$



DeCou