Surf Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
035 FZPQ50 PGUM 240539 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 339 PM ChST Fri May 24 2024 .SYNOPSIS...There is a moderate risk of rip currents along north and east facing reefs. The rip current risk is expected to become low along north facing reefs Saturday. A low risk continues for south and west facing reefs. There will be a moderate risk of lightning for Guam early in the evening. $$ GUZ001-MPZ001>003-242100- Guam-Rota-Tinian-Saipan- 339 PM ChST Fri May 24 2024 36 hour Surf Zone Forecast for the Marianas from 600 PM Friday through 600 AM Sunday .TONIGHT (6 PM TO 6 AM SATURDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............3 to 5 feet. East facing reefs............6 to 8 feet. South facing reefs............1 to 3 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 4 to 6 feet. Primary period...............9 seconds. Secondary swell..............Northeast at around 2 feet. Secondary period.............11 seconds. Water temperature Satellite estimates..........83 to 85 Degrees. Coastal Winds............East at 10 to 15 mph. .SATURDAY AND SATURDAY NIGHT (6 AM TO 6 AM SUNDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............2 to 4 feet. East facing reefs............5 to 7 feet. South facing reefs............1 to 3 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 3 to 5 feet. Primary period...............9 seconds. Secondary swell..............Northeast at around 2 feet. Secondary period.............11 seconds. Maximum afternoon heat index...........Around 100. Coastal Winds............East at 10 to 15 mph. .OUTLOOK...Little change Sunday. Tide information for the next 36 hours... At Apra Harbor, Guam... High tide 2.5 feet at 9:34 PM Friday Low tide 1.8 feet at 2:49 AM Saturday High tide 2.4 feet at 7:24 AM Saturday Low tide -0.3 feet at 2:52 PM Saturday High tide 2.5 feet at 10:22 PM Saturday Low tide 1.9 feet at 3:36 AM Sunday At Rota Island... High tide 2.3 feet at 9:31 PM Friday Low tide 1.7 feet at 2:43 AM Saturday High tide 2.3 feet at 7:21 AM Saturday Low tide -0.3 feet at 2:46 PM Saturday High tide 2.4 feet at 10:19 PM Saturday Low tide 1.8 feet at 3:30 AM Sunday At Tinian Island... High tide 1.7 feet at 9:53 PM Friday Low tide 1.6 feet at 1:56 AM Saturday High tide 1.8 feet at 6:14 AM Saturday Low tide -0.3 feet at 2:32 PM Saturday High tide 1.8 feet at 10:51 PM Saturday Low tide 1.6 feet at 2:48 AM Sunday At Tanapag Harbor, Saipan... High tide 2.1 feet at 10:09 PM Friday Low tide 1.8 feet at 2:47 AM Saturday High tide 2.1 feet at 6:57 AM Saturday Low tide -0.4 feet at 3:01 PM Saturday High tide 2.2 feet at 11:06 PM Saturday Low tide 1.9 feet at 3:44 AM Sunday * Low Risk of rip currents - Strong currents can still occur near jetties and reef channels. Always have a flotation device with you in the water. Moderate Risk of rip currents - Wave conditions support stronger or more frequent rip currents. Always have a flotation device with you in the water. High Risk of rip currents - Large waves will produce strong rip currents, especially along narrow reefs and beaches. If caught in a rip current, swim parallel to the beach rather than against the current. $$