Surf Forecast
Issued by NWS

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000
FZMY50 PGUM 210623
SRFMY

Surf Zone Forecast for the Mariana Islands
National Weather Service Tiyan GU
406 PM ChST Wed Feb 21 2018

.SYNOPSIS...
$$

GUZ001>004-212200-
Guam-Rota-Tinian-Saipan-
406 PM ChST Wed Feb 21 2018

...HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM CHST THURSDAY ALONG
NORTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH LATE TONIGHT ALONG NORTH
FACING REEFS...

.TONIGHT...
Coastal Winds............Northeast at 15 to 20 mph.
Surf along North facing reefs............8 to 10 feet.
Surf along East  facing reefs............6 to 8 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............4 to 6 feet.
Primary swell...............East at 2 to 5 feet.
Primary period..............9 seconds.
Secondary swell.............North at around 5 feet.
Secondary period............12 seconds.

Rip current risk.....High. Pounding surf will produce life
                     threatening rip currents at reefs and beaches.

Sea surface temperature at Ritidian buoy...83 Degrees.

.THURSDAY...
Coastal Winds............Northeast at 15 to 20 mph.
Surf along North facing reefs............6 to 8 feet.
Surf along East  facing reefs............5 to 7 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............4 to 6 feet.
Primary swell...............East at 2 to 5 feet.
Primary period..............9 seconds.
Secondary swell.............North at around 3 feet.
Secondary period............12 seconds.

Rip current risk.....Moderate. Wave conditions support stronger or
                     more frequent rip currents. Always have a
                     flotation device with you in the water.
Maximum afternoon heat index...........Around 99.

.OUTLOOK...Surf will fall 1 to 2 feet on north facing reefs Thursday
into Thursday night.  Surf may rise about a foot on east facing
reefs by the weekend.

Tide information for the next 24 hours...

At Apra Harbor, Guam...
Low  tide  0.5 feet at  5:51 PM Wednesday
High tide  2.0 feet at 11:46 PM Wednesday
Low  tide  0.8 feet at  5:39 AM Thursday
High tide  2.3 feet at 11:47 AM Thursday

At Rota Island...
Low  tide  0.5 feet at  5:45 PM Wednesday
High tide  1.9 feet at 11:43 PM Wednesday
Low  tide  0.8 feet at  5:33 AM Thursday
High tide  2.2 feet at 11:44 AM Thursday

At Tinian Island...
Low  tide  0.2 feet at  5:28 PM Wednesday
High tide  1.5 feet at 11:44 PM Wednesday
Low  tide  0.3 feet at  5:16 AM Thursday
High tide  1.7 feet at 11:45 AM Thursday

At Tanapag Harbor, Saipan...
Low  tide  0.6 feet at  5:59 PM Wednesday
High tide  1.7 feet at 12:08 AM Thursday
Low  tide  0.9 feet at  5:49 AM Thursday
High tide  2.0 feet at 11:59 AM Thursday

$$


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