FZPQ50 PGUM 061742 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 342 AM ChST Mon Apr 7 2025 .DISCUSSION...A moderate risk of rip currents will continue for north and east facing reefs for the next few days, possibly falling to low for north reefs around the middle of the week as north swell, trade swell, and corresponding surf diminish. Surf along north and east facing reefs may come back up another foot or so by the end of the week as swells see a slight bump. $$ GUZ001-MPZ001>003-070845- Guam-Rota-Tinian-Saipan- 342 AM ChST Mon Apr 7 2025 36 hour Surf Zone Forecast for the Marianas from 600 AM Monday through 600 PM Tuesday .TODAY... Rip Current Risk.....Moderate *. Surf Height North facing reefs............4 to 6 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................Northeast at 4 to 5 feet. Primary period...............8 seconds. Secondary swell..............North at around 2 feet. Secondary period.............9 seconds. Water Temperature Ritidian buoy..........83 Degrees. Max Heat Index.........Around 95. Winds...............East at 10 to 15 mph. .TONIGHT... Rip Current Risk.....Moderate *. Surf Height North facing reefs............4 to 6 feet. East facing reefs............5 to 7 feet. South facing reefs............2 to 3 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 3 to 5 feet. Primary period...............8 seconds. Secondary swell..............North at around 2 feet. Secondary period.............9 seconds. Winds...............East at 10 to 15 mph. .TUESDAY... Rip Current Risk.....Moderate *. Surf Height North facing reefs............3 to 5 feet. East facing reefs............4 to 6 feet. South facing reefs............2 to 3 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 3 to 5 feet. Primary period...............8 seconds. Secondary swell..............North at around 2 feet. Secondary period.............8 seconds. Max Heat Index.........Around 96. Winds...............East at around 10 mph. Tide information for the next 36 hours... At Apra Harbor, Guam... High tide 2.2 feet at 5:02 AM Monday Low tide 1.5 feet at 10:32 AM Monday High tide 1.9 feet at 3:00 PM Monday Low tide 0.2 feet at 10:20 PM Monday High tide 2.2 feet at 5:42 AM Tuesday Low tide 1.3 feet at 11:26 AM Tuesday At Rota Island... High tide 2.0 feet at 4:59 AM Monday Low tide 1.4 feet at 10:26 AM Monday High tide 1.8 feet at 2:57 PM Monday Low tide 0.1 feet at 10:14 PM Monday High tide 2.1 feet at 5:39 AM Tuesday Low tide 1.2 feet at 11:20 AM Tuesday At Tinian Island... High tide 1.7 feet at 4:32 AM Monday Low tide 1.2 feet at 9:36 AM Monday High tide 1.6 feet at 1:58 PM Monday Low tide 0.1 feet at 9:48 PM Monday High tide 1.7 feet at 5:07 AM Tuesday Low tide 1.1 feet at 10:30 AM Tuesday At Tanapag Harbor, Saipan... High tide 2.2 feet at 5:11 AM Monday Low tide 1.3 feet at 10:57 AM Monday High tide 1.7 feet at 3:17 PM Monday Low tide 0.1 feet at 10:25 PM Monday High tide 2.2 feet at 5:44 AM Tuesday Low tide 1.1 feet at 11:34 AM Tuesday * 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. HighRisk 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. $$