228
WHPQ42 PGUM 191834
CFWPQ2
URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
434 AM CHST MON APR 20 2026
FMZ037-201000-
/O.CON.PGUM.SU.Y.0036.000000T0000Z-260420T1900Z/
/O.CON.PGUM.CF.S.0004.000000T0000Z-260420T1900Z/
YAP-
434 AM CHST MON APR 20 2026
..HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 AM CHST TUESDAY
...COASTAL FLOOD STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...
* WHAT...LARGE BREAKING WAVES OF 8 TO 10 FEET. ISOLATED MINOR
COASTAL FLOODING POSSIBLE.
* WHERE...NORTH FACING REEFS OF YAP.
* WHEN...FOR THE HIGH SURF ADVISORY, UNTIL 5 AM CHST TUESDAY. FOR
THE COASTAL FLOOD STATEMENT, THROUGH LATE TONIGHT.
* IMPACTS...SOME WATER ON LOW LYING ROADS AND PROPERTY. DANGEROUS
SWIMMING AND SURFING CONDITIONS AND LOCALIZED BEACH EROSION.
* ADDITIONAL DETAILS...NORTH-NORTHEAST SWELL FROM DISTANT
TROPICAL STORM SINLAKU CONTINUES TO BRING HAZARDOUS SURF ALONG
NORTH FACING REEFS THROUGH AT LEAST LATE TONIGHT. HAZARDOUS
SURF, COMBINED WITH THE HIGHER HIGH TIDES WITH THE NEW MOON
CYCLE, MAY PRODUCE MINOR COASTAL INUNDATION ALONG NORTHERN
SHORELINES AT TIMES OF HIGH TIDE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED SWIMMERS SHOULD REMAIN OUT OF THE WATER DUE TO
DANGEROUS SURF CONDITIONS.
SCHANK
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