017
SOGM40 PGUM 171635
TIDGUM

GUAM CLIMATE AND TIDE DATA
NATIONAL WEATHER SERVICE TIYAN GU
231 AM CHST SAT OCT 18 2025

FOR GUAM INTERNATIONAL AIRPORT:

RAINFALL YESTERDAY......  0.17 INCHES
MONTH TO DATE........... 11.71 INCHES
YEAR TO DATE............ 79.33 INCHES

TODAY    OCTOBER 18 2025 SUNRISE 6:12 AM CHST SUNSET 6:00 PM CHST
TOMORROW OCTOBER 19 2025 SUNRISE 6:12 AM CHST SUNSET 5:59 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 2025-10-18
HIGH TIDE 1.9 FEET AT  5:17 AM
 LOW TIDE 0.4 FEET AT 11:36 AM
HIGH TIDE 2.3 FEET AT  6:08 PM

TOMORROW 2025-10-19
 LOW TIDE 0.6 FEET AT 12:26 AM
HIGH TIDE 2.0 FEET AT  6:14 AM
 LOW TIDE 0.6 FEET AT 12:18 PM
HIGH TIDE 2.3 FEET AT  6:30 PM

$$