Surf Forecast
Issued by NWS Tiyan, Guam

Home |  Current Version |  Previous Version |  Graphics & Text |  Print | Product List |  Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14
828 FZPQ50 PGUM 220545 SRFGUM Surf Zone Forecast for the Mariana Islands National Weather Service Tiyan GU 345 PM ChST Sat Jun 22 2024 .SYNOPSIS...The rip current risk will stay moderate along east facing reefs, while remaining low along all other reefs. $$ GUZ001-MPZ001>003-222045- Guam-Rota-Tinian-Saipan- 345 PM ChST Sat Jun 22 2024 36 hour Surf Zone Forecast for the Marianas from 600 PM Saturday through 600 AM Monday .TONIGHT AND SUNDAY (6 PM TO 6 AM SUNDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............1 to 3 feet. East facing reefs............3 to 5 feet. South facing reefs............1 to 3 feet. West facing reefs............1 to 2 feet. Swell/Period Primary swell................East at around 3 feet. Primary period...............8 seconds. Water temperature Ritidian buoy................86 Degrees. Maximum afternoon heat index.......Around 103. Coastal Winds......................East at 10 to 20 mph. .SUNDAY NIGHT (6 PM TO 6 AM MONDAY)... Rip current risk.....Moderate *. Surf Height North facing reefs............2 to 4 feet. East facing reefs............4 to 6 feet. South facing reefs............1 to 3 feet. West facing reefs............1 to 3 feet. Swell/Period Primary swell................East at 3 to 4 feet. Primary period...............8 seconds. Coastal Winds......................East at 10 to 20 mph. .OUTLOOK...Surf looks to rise early to mid next week as the trade swell increases, with the rip risk possibly becoming moderate along north facing reefs, but likely staying moderate along east facing reefs and low along south and west facing reefs. A moderate risk of lighting is expected for Guam on Monday and Monday night. Tide information for the next 36 hours... At Apra Harbor, Guam... High tide 2.6 feet at 9:28 PM Saturday Low tide 2.0 feet at 2:32 AM Sunday 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 At Rota Island... High tide 2.4 feet at 9:25 PM Saturday Low tide 1.9 feet at 2:26 AM Sunday 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 At Tinian Island... High tide 1.7 feet at 9:48 PM Saturday Low tide 1.6 feet at 1:22 AM Sunday 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 At Tanapag Harbor, Saipan... High tide 2.2 feet at 10:07 PM Saturday Low tide 1.9 feet at 2:42 AM Sunday 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 * 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. $$