Tide Report
Issued by NWS Tiyan, Guam

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523
SOGM40 PGUM 261605
TIDGUM

GUAM CLIMATE AND TIDE DATA
NATIONAL WEATHER SERVICE TIYAN GU
202 AM CHST SUN JUL 27 2025

FOR GUAM INTERNATIONAL AIRPORT:

RAINFALL YESTERDAY......  0.34 INCHES
MONTH TO DATE........... 11.17 INCHES
YEAR TO DATE............ 40.40 INCHES

TODAY    JULY 27 2025 SUNRISE 6:05 AM CHST SUNSET 6:50 PM CHST
TOMORROW JULY 28 2025 SUNRISE 6:05 AM CHST SUNSET 6:50 PM CHST

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

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

TODAY 2025-07-27
 LOW TIDE 1.6 FEET AT  3:28 AM
HIGH TIDE 2.6 FEET AT  8:22 AM
 LOW TIDE 0.0 FEET AT  3:36 PM
HIGH TIDE 2.5 FEET AT 10:30 PM

TOMORROW 2025-07-28
 LOW TIDE 1.5 FEET AT  4:12 AM
HIGH TIDE 2.4 FEET AT  9:10 AM
 LOW TIDE 0.3 FEET AT  4:12 PM

$$