FZPQ50 PGUM 091822 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 422 AM ChST Sat May 10 2025 .DISCUSSION...There will be a moderate risk of rip currents along east facing reefs of the Marianas through the middle of next week. Later next week, north facing reefs could join them as an additional east-northeast swell may approach. $$ GUZ001-MPZ001>003-100930- Guam-Rota-Tinian-Saipan- 422 AM ChST Sat May 10 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 4 feet. East facing reefs............5 to 7 feet. South facing reefs............1 to 2 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 3 to 5 feet. Primary period...............8 seconds. Water Temperature Ritidian buoy..........84 Degrees. Max Heat Index.........Around 97. Winds...............East at 15 to 20 mph. .TONIGHT... 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 2 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 3 to 5 feet. Primary period...............8 seconds. Winds...............East at around 15 mph. .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 2 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 3 to 6 feet. Primary period...............8 seconds. Max Heat Index.........Around 97. Winds...............East at 15 to 20 mph. Tide information for the next 36 hours... At Apra Harbor, Guam... High tide 2.4 feet at 5:48 AM Saturday Low tide 0.4 feet at 12:42 PM Saturday High tide 2.2 feet at 7:18 PM Saturday Low tide 1.3 feet at 12:36 AM Sunday High tide 2.4 feet at 6:12 AM Sunday Low tide 0.2 feet at 1:12 PM Sundayy At Rota Island... High tide 2.2 feet at 5:45 AM Saturday Low tide 0.4 feet at 12:36 PM Saturday High tide 2.1 feet at 7:15 PM Saturday Low tide 1.3 feet at 12:30 AM Sunday High tide 2.2 feet at 6:09 AM Sunday Low tide 0.2 feet at 1:06 PM Sunday At Tinian Island... High tide 1.7 feet at 5:00 AM Saturday Low tide 0.2 feet at 12:12 PM Saturday High tide 1.5 feet at 6:54 PM Saturday Low tide 1.1 feet at 11:42 PM Saturday High tide 1.7 feet at 5:12 AM Sunday Low tide 0.1 feet at 12:42 PM Sunday At Tanapag Harbor, Saipan... High tide 2.1 feet at 5:47 AM Saturday Low tide 0.2 feet at 12:39 PM Saturday High tide 1.8 feet at 7:34 PM Saturday Low tide 1.3 feet at 12:14 AM Sunday High tide 2.1 feet at 6:03 AM Sunday Low tide 0.1 feet at 1:10 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. $$