FZPQ50 PGUM 190614 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 414 PM ChST Tue May 19 2026 .DISCUSSION...A high risk of rip currents exists along east-facing reefs as surf is between 7 and 9 feet. There is a moderate risk of rip currents along north-facing reefs that will continue at least for the next couple of days. The rip current risk along east-facing reefs may decrease to moderate around Thursday afternoon, so surf conditions will continue to be monitored. $$ GUZ001-MPZ001>003-192115- Guam-Rota-Tinian-Saipan- 414 PM ChST Tue May 19 2026 ...HIGH RISK OF RIP CURRENTS THROUGH THURSDAY AFTERNOON ALONG EAST FACING REEFS... 36 hour Surf Zone Forecast for the Marianas from 600 PM Tuesday through 600 AM Thursday .TONIGHT... Rip Current Risk.....High *. Surf Height North facing reefs............4 to 6 feet. East facing reefs............7 to 9 feet. South facing reefs............2 to 3 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 5 to 7 feet. Primary period...............8 seconds. Water Temperature Tanapag buoy.......... 84 Degrees. Winds...............East at 15 to 20 mph. .WEDNESDAY... Rip Current Risk.....High *. Surf Height North facing reefs............4 to 6 feet. East facing reefs............7 to 9 feet. South facing reefs............2 to 3 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 5 to 7 feet. Primary period...............8 seconds. Max Heat Index.........Around 100. Winds...............East at 15 to 20 mph. .WEDNESDAY NIGHT... Rip Current Risk.....High *. Surf Height North facing reefs............4 to 6 feet. East facing reefs............7 to 9 feet. South facing reefs............2 to 3 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 5 to 7 feet. Primary period...............8 seconds. Winds...............East at 15 to 20 mph. Tide information for the next 36 hours... At Apra Harbor, Guam... Low tide -0.7 feet at 3:37 PM Tuesday High tide 2.7 feet at 11:09 PM Tuesday Low tide 1.9 feet at 4:21 AM Wednesday High tide 2.6 feet at 8:52 AM Wednesday Low tide -0.6 feet at 4:32 PM Wednesday High tide 2.6 feet at 12:12 AM Thursday Low tide 1.9 feet at 5:25 AM Thursday At Rota Island... Low tide -0.6 feet at 3:31 PM Tuesday High tide 2.5 feet at 11:06 PM Tuesday Low tide 1.8 feet at 4:15 AM Wednesday High tide 2.4 feet at 8:49 AM Wednesday Low tide -0.5 feet at 4:26 PM Wednesday High tide 2.4 feet at 12:09 AM Thursday Low tide 1.7 feet at 5:19 AM Thursday At Tinian Island... High tide 2.0 feet at 11:07 PM Tuesday Low tide 0.6 feet at 3:58 AM Wednesday High tide 1.9 feet at 8:50 AM Wednesday Low tide -0.2 feet at 4:09 PM Wednesday High tide 1.9 feet at 12:10 AM Thursday Low tide 0.6 feet at 5:02 AM Thursday High tide 1.8 feet at 9:45 AM Thursday At Tanapag Harbor, Saipan... Low tide -0.8 feet at 3:40 PM Tuesday High tide 2.5 feet at 11:46 PM Tuesday Low tide 1.9 feet at 4:44 AM Wednesday High tide 2.2 feet at 8:34 AM Wednesday Low tide -0.7 feet at 4:35 PM Wednesday High tide 2.5 feet at 12:41 AM Thursday Low tide 1.8 feet at 6:03 AM Thursday * 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 ripcurrents, especially along narrow reefs and beaches. Rip currents will be life threatening. If caught in a rip current, swim parallel to the beach rather than against the current. $$