


Surf Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
798 FZPQ50 PGUM 061806 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 406 AM ChST Sat Jun 7 2025 .DISCUSSION...A moderate risk of rip currents is expected along east facing reefs through the weekend. A moderate risk of lightning will continue for the next couple of days. Little change in surf through the beginning of next week. $$ GUZ001-MPZ001>003-071000- Guam-Rota-Tinian-Saipan- 406 AM ChST Sat Jun 7 2025 36 hour Surf Zone Forecast for the Marianas from 600 AM Saturday through 600 PM Sunday .TODAY... Rip Current Risk.....Moderate *. Surf Height North facing reefs............2 to 3 feet. East facing reefs............3 to 5 feet. South facing reefs............1 to 2 feet. West facing reefs............Around 1 foot. Swell/Period Primary swell................East at 3 to 4 feet. Primary period...............8 seconds. Water Temperature Ritidian buoy..........85 Degrees. Max Heat Index.........Around 98. Winds...............East at 10 to 15 mph. .TONIGHT... Rip Current Risk.....Moderate *. Surf Height North facing reefs............1 to 3 feet. East facing reefs............3 to 5 feet. South facing reefs............1 to 2 feet. West facing reefs............Around 1 foot. Swell/Period Primary swell................East at 2 to 4 feet. Primary period...............8 seconds. Winds...............East at 10 to 15 mph. .SUNDAY... Rip Current Risk.....Moderate *. Surf Height North facing reefs............1 to 3 feet. East facing reefs............3 to 5 feet. South facing reefs............1 to 2 feet. West facing reefs............Around 1 foot. Swell/Period Primary swell................East at 2 to 4 feet. Primary period...............8 seconds. Max Heat Index.........Around 99. Winds...............East at 10 to 15 mph. Tide information for the next 36 hours... At Apra Harbor, Guam... Low tide 0.5 feet at 11:30 AM Saturday High tide 2.1 feet at 6:30 PM Saturday Low tide 1.6 feet at 11:06 PM Saturday High tide 2.4 feet at 4:42 AM Sunday Low tide 0.3 feet at 12:06 PM Sunday High tide 2.2 feet at 7:18 PM Sunday At Rota Island... Low tide 0.5 feet at 11:24 AM Saturday High tide 2.0 feet at 6:27 PM Saturday Low tide 1.5 feet at 11:00 PM Saturday High tide 2.3 feet at 4:39 AM Sunday Low tide 0.2 feet at 12:00 PM Sunday High tide 2.1 feet at 7:15 PM Sunday At Tinian Island... Low tide 0.1 feet at 11:06 AM Saturday High tide 1.4 feet at 6:18 PM Saturday Low tide 1.2 feet at 10:06 PM Saturday High tide 1.7 feet at 3:42 AM Sunday Low tide 0.0 feet at 11:42 AM Sunday High tide 1.5 feet at 7:18 PM Sunday At Tanapag Harbor, Saipan... Low tide 0.2 feet at 11:33 AM Saturday High tide 1.7 feet at 6:52 PM Saturday Low tide 1.4 feet at 10:36 PM Saturday High tide 2.1 feet at 4:35 AM Sunday Low tide 0.0 feet at 12:05 PM Sunday High tide 1.8 feet at 7:47 PM 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. $$