Tide Report
Issued by NWS Tiyan, Guam

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308
SOGM40 PGUM 111610
TIDGUM

GUAM CLIMATE AND TIDE DATA
NATIONAL WEATHER SERVICE TIYAN GU
207 AM CHST TUE AUG 12 2025

FOR GUAM INTERNATIONAL AIRPORT:

RAINFALL YESTERDAY......  1.37 INCHES
MONTH TO DATE...........  5.73 INCHES
YEAR TO DATE............ 47.95 INCHES

TODAY    AUGUST 12 2025 SUNRISE 6:08 AM CHST SUNSET 6:44 PM CHST
TOMORROW AUGUST 13 2025 SUNRISE 6:08 AM CHST SUNSET 6:43 PM CHST

MOON PHASE: WANING GIBBOUS, 94% ILLUMINATED
(COURTESY OF US NAVAL OBSERVATORY)

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

TODAY 2025-08-12
 LOW TIDE 1.3 FEET AT  3:36 AM
HIGH TIDE 2.6 FEET AT  8:57 AM
 LOW TIDE 0.3 FEET AT  3:43 PM
HIGH TIDE 2.6 FEET AT 10:11 PM

TOMORROW 2025-08-13
 LOW TIDE 1.0 FEET AT  4:22 AM
HIGH TIDE 2.5 FEET AT  9:55 AM
 LOW TIDE 0.6 FEET AT  4:23 PM

$$