Tide Report
Issued by NWS Tiyan, Guam

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055
SOGM40 PGUM 050635
TIDGUM

GUAM CLIMATE AND TIDE DATA
NATIONAL WEATHER SERVICE TIYAN GU
432 PM CHST SUN OCT 05 2025

FOR GUAM INTERNATIONAL AIRPORT:

RAINFALL SO FAR TODAY...  0.47 INCHES
MONTH TO DATE...........  0.67 INCHES
YEAR TO DATE............ 68.29 INCHES

TODAY    OCTOBER 5 2025 SUNRISE 6:10 AM CHST SUNSET 6:08 PM CHST
TOMORROW OCTOBER 6 2025 SUNRISE 6:10 AM CHST SUNSET 6:07 PM CHST

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

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

TODAY 2025-10-05
HIGH TIDE 2.4 FEET AT  6:34 PM

TOMORROW 2025-10-06
 LOW TIDE 0.7 FEET AT 12:37 AM
HIGH TIDE 2.4 FEET AT  6:27 AM
 LOW TIDE 0.3 FEET AT 12:44 PM
HIGH TIDE 2.5 FEET AT  6:58 PM

TUESDAY 2025-10-07
 LOW TIDE 0.4 FEET AT  1:15 AM
HIGH TIDE 2.5 FEET AT  7:23 AM

$$