Surf Forecast

Guam-Rota-Tinian-Saipan-
343 PM chst Fri Jan 20 2017

...High surf advisory is cancelled...

.Saturday...
Coastal winds............northeast at 15 to 20 mph. 
Surf along north facing reefs..............5 to 7 feet. 
Surf along east facing reefs...............6 to 8 feet. 
Surf along south facing reefs..............2 to 4 feet. 
Surf along west facing reefs...............3 to 5 feet. 
Primary swell...............east at 4 to 7 feet. 
Primary period..............9 seconds. 
Secondary swell...............north at 3 to 4 feet. 
Secondary period..............12 seconds. 


Rip current risk.....Moderate. Wave conditions support stronger or 
                     more frequent rip currents. Always have a 
                     flotation device with you in the water. 

Sea surface temperature at ritidian buoy...83 degrees. 
Maximum afternoon heat index...........around 92. 

.Outlook...No significant changes Sunday.

Tide information for the next 24 hours...

At Apra Harbor, Guam...
low  tide  0.6 feet at  8:45 PM Friday
high tide  1.6 feet at  2:57 am Saturday
low  tide  1.1 feet at  7:55 am Saturday
high tide  2.2 feet at  2:14 PM Saturday

At Rota island...
low  tide  0.6 feet at  8:39 PM Friday
high tide  1.5 feet at  2:54 am Saturday
low  tide  1.1 feet at  7:49 am Saturday
high tide  2.1 feet at  2:11 PM Saturday

At Tinian island...
low  tide  0.2 feet at  8:22 PM Friday
high tide  1.2 feet at  2:55 am Saturday
low  tide  0.4 feet at  7:32 am Saturday
high tide  1.6 feet at  2:12 PM Saturday

At tanapag Harbor, Saipan...
low  tide  0.7 feet at  9:19 PM Friday
high tide  1.4 feet at  3:49 am Saturday
low  tide  1.2 feet at  8:06 am Saturday
high tide  1.9 feet at  2:32 PM Saturday


» Return to Forecast Page