Surf Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
291
FZMY50 PGUM 261948
SRFMY

Surf Zone Forecast for the Mariana Islands
National Weather Service Tiyan GU
548 AM ChST Fri Apr 27 2018

.SYNOPSIS...There is a moderate risk of rip currents today.
The rip current risk may become high on tonight along east
facing reefs. There is a moderate risk of lightning through
early Saturday.

$$

GUZ001>004-270900-
Guam-Rota-Tinian-Saipan-
548 AM ChST Fri Apr 27 2018

.TODAY...
Coastal Winds............East at 10 to 20 mph.
Surf along North facing reefs............2 to 4 feet.
Surf along East  facing reefs............6 to 8 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............1 to 2 feet.
Primary swell...............East at 4 to 6 feet.
Primary period..............9 seconds.


Rip current risk.....Moderate. Wave conditions support stronger or
                     more frequent rip currents. Always have a
                     flotation device with you in the water.

Sea surface temperature at Ritidian buoy... 83 Degrees.
Maximum afternoon heat index...........Around 100.


.TONIGHT...
Coastal Winds............East at 10 to 20 mph.
Surf along North facing reefs............3 to 5 feet.
Surf along East  facing reefs............7 to 9 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............1 to 2 feet.
Primary swell...............East at 4 to 7 feet.
Primary period..............10 seconds.

Rip current risk.....High. 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.

.OUTLOOK...Little change Saturday.

Tide information for the next 24 hours...

At Apra Harbor, Guam...
High tide  2.5 feet at  5:52 AM Friday
Low  tide  0.6 feet at 12:14 PM Friday
High tide  2.2 feet at  6:01 PM Friday
Low  tide  0.5 feet at 12:13 AM Saturday

At Rota Island...
High tide  2.3 feet at  5:49 AM Friday
Low  tide  0.6 feet at 12:08 PM Friday
High tide  2.0 feet at  5:58 PM Friday
Low  tide  0.4 feet at 12:07 AM Saturday

At Tinian Island...
High tide  1.8 feet at  5:50 AM Friday
Low  tide  0.2 feet at 11:51 AM Friday
High tide  1.6 feet at  5:59 PM Friday
Low  tide  0.2 feet at 11:50 PM Friday

At Tanapag Harbor, Saipan...
High tide  2.3 feet at  5:54 AM Friday
Low  tide  0.5 feet at 12:11 PM Friday
High tide  2.0 feet at  6:16 PM Friday
Low  tide  0.6 feet at 12:05 AM Saturday

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.