


Tide Report
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
718 SOGM40 PGUM 211615 TIDGUM GUAM CLIMATE AND TIDE DATA NATIONAL WEATHER SERVICE TIYAN GU 211 AM CHST FRI AUG 22 2025 FOR GUAM INTERNATIONAL AIRPORT: RAINFALL YESTERDAY...... 0.90 INCHES MONTH TO DATE........... 9.53 INCHES YEAR TO DATE............ 51.75 INCHES TODAY AUGUST 22 2025 SUNRISE 6:09 AM CHST SUNSET 6:38 PM CHST TOMORROW AUGUST 23 2025 SUNRISE 6:09 AM CHST SUNSET 6:38 PM CHST MOON PHASE: WANING CRESCENT, 3% ILLUMINATED (COURTESY OF US NAVAL OBSERVATORY) ASTRONOMICAL TIDE PREDICTIONS FOR APRA HARBOR GUAM (COURTESY OF NOAA`S NATIONAL OCEAN SERVICE) TODAY 2025-08-22 HIGH TIDE 2.5 FEET AT 5:56 AM LOW TIDE -0.2 FEET AT 1:12 PM HIGH TIDE 2.5 FEET AT 8:12 PM TOMORROW 2025-08-23 LOW TIDE 1.4 FEET AT 1:39 AM HIGH TIDE 2.5 FEET AT 6:48 AM LOW TIDE -0.1 FEET AT 1:54 PM HIGH TIDE 2.5 FEET AT 8:40 PM $$