Flash Flood Watch
Issued by NWS Tiyan, Guam

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000
WGMY60 PGUM 220423
FFAGUM

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE TIYAN GU
223 PM ChST Thu Jul 22 2021

.A monsoon pattern will bring periods of heavy rain across the
Marianas through Firday morning. Torrential rains could lead to
flash flooding in low-lying and poor-drainage areas.

GUZ001>004-221900-
/O.EXP.PGUM.FF.A.0002.000000T0000Z-210722T0400Z/
/O.NEW.PGUM.FF.A.0003.210722T0423Z-210722T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUAM-ROTA-TINIAN-SAIPAN-
223 PM ChST Thu Jul 22 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A

* Flash Flood Watch for a portion of the Marianas, including the
  following areas, Rota, Guam, Tinian and Saipan.

* Through Friday morning at 6 am.

* Heavy showers and thunderstorms associated with the monsoon will
  affect the islands the next few days.

* Rainfall of 3 to 5 inches with locally heavier amounts are
  possible through Thursday.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

$$

NS


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