919
WHMY40 PGUM 211811
CFWGUM
URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
411 AM CHST SUN FEB 22 2026
GUZ001-MPZ001>003-220815-
/O.NEW.PGUM.SU.Y.0019.260222T0700Z-260224T0700Z/
/O.NEW.PGUM.RP.S.0006.260222T0700Z-260224T0700Z/
GUAM-ROTA-TINIAN-SAIPAN-
411 AM CHST SUN FEB 22 2026
...HIGH SURF ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM
CHST TUESDAY...
...HIGH RIP CURRENT RISK IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY AFTERNOON...
* WHAT...LARGE BREAKING WAVES OF 8 TO 10 FEET AND DANGEROUS RIP
CURRENTS EXPECTED IN THE SURF ZONE.
* WHERE...FOR THE HIGH SURF ADVISORY, NORTH FACING REEFS OF THE
MARIANAS. FOR THE HIGH RIP CURRENT RISK, NORTH AND EAST FACING
REEFS OF THE MARIANAS.
* WHEN...FROM 5 PM THIS AFTERNOON TO 5 PM CHST TUESDAY.
* IMPACTS...DANGEROUS SWIMMING AND SURFING CONDITIONS AND
LOCALIZED BEACH EROSION. RIP CURRENTS CAN SWEEP EVEN THE BEST
SWIMMERS AWAY FROM SHORE INTO DEEPER WATER.
* ADDITIONAL DETAILS...SURF IS EXPECTED TO BUILD ALONG NORTH AND
EAST FACING REEFS THIS EVENING AS THE PRIMARY NORTHEAST TRADE
SWELL AND SECONDARY NORTH SWELL INCREASE, ASSOCIATED WITH A
SOUTHWARD-MOVING SHEAR LINE. THIS WILL LEAD TO HAZARDOUS SURF
ALONG NORTH FACING REEFS OF THE MARIANAS, AND A HIGH RIP CURRENT
RISK ALONG NORTH AND EAST FACING REEFS. SWELL AND SURF WILL
CONTINUE TO BUILD THROUGH MONDAY, FOLLOWED BY A BRIEF LULL ON
TUESDAY. THEN, A SIGNIFICANT TRADE SWELL IS EXPECTED TO MOVE
THROUGH THE MARIANAS, REINFORCED BY A STRONG TRADE-WIND SURGE
BEHIND THE SHEAR LINE. SURF WILL INCREASE FURTHER AND COULD
BECOME DANGEROUS AT TIMES ALONG NORTH AND EAST FACING REEFS,
ESPECIALLY AROUND TUESDAY NIGHT AND WEDNESDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RIP CURRENTS WILL BE LIFE THREATENING. INEXPERIENCED SWIMMERS
SHOULD REMAIN OUT OF THE WATER DUE TO DANGEROUS SURF CONDITIONS.
RIP CURRENTS WILL BE LIFE THREATENING. IF CAUGHT IN A RIP
CURRENT, RELAX AND FLOAT. DON'T SWIM AGAINST THE CURRENT. IF
ABLE, SWIM IN A DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO
ESCAPE, FACE THE SHORE AND CALL OR WAVE FOR HELP.
DECOU
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