Tide Report
Issued by NWS Tiyan, Guam

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614
SOGM40 PGUM 180650
TIDGUM

GUAM CLIMATE AND TIDE DATA
NATIONAL WEATHER SERVICE TIYAN GU
447 PM CHST THU SEP 18 2025

FOR GUAM INTERNATIONAL AIRPORT:

RAINFALL SO FAR TODAY...  0.24 INCHES
MONTH TO DATE...........  9.12 INCHES
YEAR TO DATE............ 64.40 INCHES

TODAY    SEPTEMBER 18 2025 SUNRISE 6:10 AM CHST SUNSET 6:20 PM CHST
TOMORROW SEPTEMBER 19 2025 SUNRISE 6:10 AM CHST SUNSET 6:19 PM CHST

MOON PHASE: WANING CRESCENT, 14% ILLUMINATED
(COURTESY OF US NAVAL OBSERVATORY)

ASTRONOMICAL TIDE PREDICTIONS FOR APRA HARBOR GUAM
(COURTESY OF NOAA`S NATIONAL OCEAN SERVICE)

TODAY 2025-09-18
HIGH TIDE 2.3 FEET AT  6:30 PM

TOMORROW 2025-09-19
 LOW TIDE 1.3 FEET AT 12:02 AM
HIGH TIDE 2.2 FEET AT  5:07 AM
 LOW TIDE 0.0 FEET AT 12:06 PM
HIGH TIDE 2.4 FEET AT  7:00 PM

SATURDAY 2025-09-20
 LOW TIDE 1.1 FEET AT 12:44 AM
HIGH TIDE 2.3 FEET AT  6:05 AM

$$