


Tide Report
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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 $$