Surf Forecast
Issued by NWS Tiyan, Guam

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870 FZPQ50 PGUM 261858 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 458 AM ChST Thu Jun 27 2024 .SYNOPSIS...There will be a moderate risk of rip currents along east facing reefs of the Marianas through at least the middle of next week. A moderate risk of rip currents along north facing reefs will continue through the weekend. There is also be a moderate risk of lightning beginning Friday night. $$ GUZ001-MPZ001>003-271000- Guam-Rota-Tinian-Saipan- 458 AM ChST Thu Jun 27 2024 36 hour Surf Zone Forecast for the Marianas from 600 AM Thursday through 600 PM Friday .TODAY THROUGH FRIDAY (6 AM TO 6 PM FRIDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............3 to 5 feet. East facing reefs............6 to 8 feet. South facing reefs............2 to 4 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at 4 to 6 feet. Primary period...............8 seconds. Water temperature Ritidian buoy..........85 Degrees. Maximum afternoon heat index...........Around 102. Coastal Winds............East at 10 to 20 mph. .OUTLOOK...Little change through Saturday, then surf will diminish by 1 foot along north and east facing reefs Sunday. Tide information for the next 36 hours... At Apra Harbor, Guam... Low tide 1.7 feet at 6:02 AM Thursday High tide 2.4 feet at 10:36 AM Thursday Low tide 0.1 feet at 5:46 PM Thursday High tide 2.7 feet at 12:56 AM Friday Low tide 1.5 feet at 7:04 AM Friday High tide 2.2 feet at 11:53 AM Friday Low tide 0.5 feet at 6:36 PM Friday At Rota Island... Low tide 1.6 feet at 5:56 AM Thursday High tide 2.2 feet at 10:33 AM Thursday Low tide 0.1 feet at 5:40 PM Thursday High tide 2.6 feet at 12:53 AM Friday Low tide 1.4 feet at 6:58 AM Friday High tide 2.1 feet at 11:50 AM Friday Low tide 0.5 feet at 6:30 PM Friday At Tinian Island... Low tide 1.3 feet at 5:35 AM Thursday High tide 1.6 feet at 9:41 AM Thursday Low tide -0.1 feet at 5:18 PM Thursday High tide 1.8 feet at 12:40 AM Friday Low tide 1.0 feet at 6:46 AM Friday High tide 1.4 feet at 11:10 AM Friday Low tide 0.2 feet at 6:03 PM Friday At Tanapag Harbor, Saipan... Low tide 1.4 feet at 6:33 AM Thursday High tide 1.8 feet at 10:39 AM Thursday Low tide -0.1 feet at 5:53 PM Thursday High tide 2.4 feet at 1:11 AM Friday Low tide 1.1 feet at 7:28 AM Friday High tide 1.7 feet at 12:08 PM Friday Low tide 0.2 feet at 6:41 PM Friday * 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. $$