917
WGMY60 PGUM 151608
FFAGUM
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE TIYAN GU
208 AM CHST THU APR 16 2026
GUZ001-MPZ001-151715-
/O.CAN.PGUM.FA.A.0003.000000T0000Z-260415T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUAM-ROTA-
208 AM CHST THU APR 16 2026
..FLOOD WATCH IS CANCELLED
THE FLASH FLOOD WATCH IS CANCELLED FOR GUAM AND ROTA.
THE HEAVY RAINBANDS OF TYPHOON SINLAKU HAVE SHIFTED NORTH OF GUAM
AND ROTA. LINGERING SHOWERS WILL BE PROGRESSIVE IN NATURE AND SHOULD
NOT LEAD TO FLASH FLOODING.
MPZ002-003-160600-
/O.EXT.PGUM.FA.A.0003.000000T0000Z-260416T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TINIAN-SAIPAN-
208 AM CHST THU APR 16 2026
..FLOOD WATCH NOW IN EFFECT THROUGH THIS AFTERNOON
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE
POSSIBLE.
* WHERE...SAIPAN AND TINIAN.
* WHEN...THROUGH THIS AFTERNOON.
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.
* ADDITIONAL DETAILS...
- TYPHOON SINLAKU CONTINUES TO MOVE AWAY FROM TINIAN AND
SAIPAN TO THE NORTHWEST. RAIN BANDS SOUTH OF SINLAKU WILL
CONTINUE TO BRING PERIODS OF HEAVY RAIN ACROSS THE ISLANDS.
- BASED ON MICROWAVE SATELLITE ESTIMATES AND MODEL GUIDANCE,
ADDITIONAL RAINFALL OF 2 TO 6 INCHES IS POSSIBLE FOR TINIAN
AND SAIPAN.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
WILLIAMS
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