Surf Forecast
Issued by NWS Tiyan, Guam

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137 FZPQ50 PGUM 222002 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 602 AM ChST Sun Jun 23 2024 .SYNOPSIS...There will be a moderate risk of rip currents along north and east facing reefs of the Marianas through at least Thursday. There will also be a moderate risk of lightning Monday and Monday night near Guam. $$ GUZ001-MPZ001>003-231115- Guam-Rota-Tinian-Saipan- 602 AM ChST Sun Jun 23 2024 36 hour Surf Zone Forecast for the Marianas from 600 AM Sunday through 600 PM Monday .TODAY (6 AM TO 6 PM)... 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 4 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 2 to 4 feet. Primary period...............8 seconds. Water temperature Ritidian buoy..........85 Degrees. Maximum afternoon heat index...........Around 105. Coastal Winds............East at 15 to 20 mph. .TONIGHT AND MONDAY (6 PM TO 6 PM MONDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............3 to 5 feet. East facing reefs............5 to 7 feet. South facing reefs............2 to 4 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 3 to 5 feet. Primary period...............8 seconds. Maximum afternoon heat index...........Around 104. Coastal Winds............East at 15 to 20 mph. .OUTLOOK...Surf will build by an additional foot along north and east facing reefs Tuesday then persist through Wednesday. Tide information for the next 36 hours... At Apra Harbor, Guam... High tide 2.6 feet at 7:05 AM Sunday Low tide -0.4 feet at 2:39 PM Sunday High tide 2.6 feet at 10:12 PM Sunday Low tide 2.0 feet at 3:19 AM Monday High tide 2.6 feet at 7:49 AM Monday Low tide -0.4 feet at 3:25 PM Monday High tide 2.6 feet at 10:56 PM Monday At Rota Island... High tide 2.4 feet at 7:02 AM Sunday Low tide -0.4 feet at 2:33 PM Sunday High tide 2.5 feet at 10:09 PM Sunday Low tide 1.9 feet at 3:13 AM Monday High tide 2.4 feet at 7:46 AM Monday Low tide -0.4 feet at 3:19 PM Monday High tide 2.5 feet at 10:53 PM Monday At Tinian Island... High tide 1.9 feet at 5:55 AM Sunday Low tide -0.4 feet at 2:18 PM Sunday High tide 1.8 feet at 10:33 PM Sunday Low tide 1.6 feet at 2:19 AM Monday High tide 1.9 feet at 6:42 AM Monday Low tide -0.4 feet at 3:03 PM Monday High tide 1.8 feet at 11:12 PM Monday At Tanapag Harbor, Saipan... High tide 2.2 feet at 6:35 AM Sunday Low tide -0.6 feet at 2:49 PM Sunday High tide 2.3 feet at 10:54 PM Sunday Low tide 1.9 feet at 3:38 AM Monday High tide 2.1 feet at 7:26 AM Monday Low tide -0.6 feet at 3:33 PM Monday High tide 2.4 feet at 11:36 PM Monday * 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. $$