


Tide Report
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
265 SOGM40 PGUM 151620 TIDGUM GUAM CLIMATE AND TIDE DATA NATIONAL WEATHER SERVICE TIYAN GU 217 AM CHST THU OCT 16 2025 FOR GUAM INTERNATIONAL AIRPORT: RAINFALL YESTERDAY...... 7.40 INCHES MONTH TO DATE........... 10.83 INCHES YEAR TO DATE............ 78.45 INCHES TODAY OCTOBER 16 2025 SUNRISE 6:12 AM CHST SUNSET 6:01 PM CHST TOMORROW OCTOBER 17 2025 SUNRISE 6:12 AM CHST SUNSET 6:01 PM CHST MOON PHASE: WANING CRESCENT, 31% ILLUMINATED (COURTESY OF US NAVAL OBSERVATORY) ASTRONOMICAL TIDE PREDICTIONS FOR APRA HARBOR GUAM (COURTESY OF NOAA`S NATIONAL OCEAN SERVICE) TODAY 2025-10-16 HIGH TIDE 1.8 FEET AT 2:30 AM LOW TIDE 0.1 FEET AT 9:48 AM HIGH TIDE 2.2 FEET AT 5:11 PM LOW TIDE 1.1 FEET AT 11:05 PM TOMORROW 2025-10-17 HIGH TIDE 1.8 FEET AT 4:04 AM LOW TIDE 0.2 FEET AT 10:46 AM HIGH TIDE 2.3 FEET AT 5:43 PM $$