Surf Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
283 FZPQ50 PGUM 180640 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 440 PM ChST Sat May 18 2024 .SYNOPSIS...There will be a moderate risk for rip currents along east facing reefs through tonight with a low rip risk along all other reefs. There will be a high risk for rip currents along east facing reefs Sunday night and a moderate risk for north facing reefs. The risk for rip currents will remain low for west and south facing reefs. $$ GUZ001-MPZ001>003-182145- Guam-Rota-Tinian-Saipan- 440 PM ChST Sat May 18 2024 36 hour Surf Zone Forecast for the Marianas from 600 PM Saturday through 600 AM Monday .TONIGHT (6 PM TO 6 AM SUNDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............2 to 4 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 5 to 7 feet. Primary period...............9 seconds. Water temperature Satellite estimate..........83 to 85 Degrees. Coastal Winds............East at 15 to 20 mph. .SUNDAY(6 AM TO 6 PM)... Rip current risk.....Moderate *. Surf Height North facing reefs............2 to 4 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 5 to 7 feet. Primary period...............9 seconds. Maximum afternoon heat index...........Around 99. Coastal Winds............East at 15 to 20 mph. .SUNDAY NIGHT (6 PM TO 6 AM MONDAY)... Rip current risk.....High *. Surf Height North facing reefs............3 to 5 feet. East facing reefs............7 to 9 feet. South facing reefs............1 to 3 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 5 to 8 feet. Primary period...............9 seconds. Coastal Winds............East at 15 to 20 mph. .OUTLOOK...Waves and surf will remain near 7 to 9 feet for east facing reefs into the early week and could approach 5 to 7 feet for north facing reefs. Tide information for the next 36 hours... At Apra Harbor, Guam... High tide 1.9 feet at 4:25 PM Saturday Low tide 1.0 feet at 10:09 PM Saturday High tide 2.4 feet at 4:45 AM Sunday Low tide 0.8 feet at 11:25 AM Sunday High tide 2.0 feet at 5:34 PM Sunday Low tide 1.2 feet at 10:57 PM Sunday High tide 2.4 feet at 5:08 AM Monday At Rota Island... High tide 1.8 feet at 4:22 PM Saturday Low tide 0.9 feet at 10:03 PM Saturday High tide 2.2 feet at 4:42 AM Sunday Low tide 0.8 feet at 11:19 AM Sunday High tide 1.9 feet at 5:31 PM Sunday Low tide 1.1 feet at 10:51 PM Sunday High tide 2.2 feet at 5:05 AM Monday At Tinian Island... Low tide 0.7 feet at 9:31 PM Saturday High tide 1.6 feet at 4:03 AM Sunday Low tide 0.5 feet at 10:57 AM Sunday High tide 1.3 feet at 5:04 PM Sunday Low tide 0.9 feet at 10:10 PM Sunday High tide 1.7 feet at 4:20 AM Monday Low tide 0.3 feet at 11:31 AM Monday At Tanapag Harbor, Saipan... High tide 1.5 feet at 4:46 PM Saturday Low tide 0.8 feet at 10:03 PM Saturday High tide 2.1 feet at 4:50 AM Sunday Low tide 0.6 feet at 11:27 AM Sunday High tide 1.6 feet at 5:49 PM Sunday Low tide 1.0 feet at 10:40 PM Sunday High tide 2.1 feet at 5:08 AM Monday * 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. $$