Surf Forecast
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FZMY50 PGUM 210924 AAA
SRFMY

Surf Zone Forecast for the Mariana Islands...Updated
National Weather Service Tiyan GU
706 PM ChST Sat Oct 21 2017

Updated for High Surf Warning at Tinian and Saipan

.SYNOPSIS...Dangerous surf along west facing reefs of Tinian and
Saipan; hazardous surf along south, west, and north facing reefs
elsewhere; and a high risk of rip currents will continue into early
next week. Tropical Depression 27W, located southeast of the Marianas
will slowly move toward the area the next couple of days.

$$

GUZ001-002-212100-
Guam-Rota-
706 PM ChST Sat Oct 21 2017

...HIGH SURF ADVISORY IN EFFECT ALONG SOUTH AND WEST FACING REEFS...

.Sunday...
Coastal Winds............North at 10 TO 20 MPH.
Surf along North facing reefs............6 to 8 feet.
Surf along East  facing reefs............4 to 6 feet.
Surf along South facing reefs............7 to 9 feet.
Surf along West  facing reefs............11 to 14 feet.
Primary swell...............West at 6 to 12 feet.
Primary period..............13 seconds.
Secondary swell.............East at around 3 feet.
Secondary period............10 seconds.

Rip current risk.....High. Pounding surf will produce dangerous rip
                     currents at reefs and beaches. Stay out of the
                     water.

Sea surface temperature at Ritidian buoy...85 Degrees.
Maximum afternoon heat index...........Around 99.

.OUTLOOK...Depending on the path of Tropical Depression 27W,
surf could increase along east and south facing reefs.

Tide information for the next 24 hours...

At Apra Harbor, Guam...
High tide  2.3 feet at  8:07 PM Saturday
Low  tide  0.0 feet at  2:59 AM Sunday
High tide  2.3 feet at  9:30 AM Sunday
Low  tide  1.1 feet at  3:21 PM Sunday

At Rota Island...
High tide  2.2 feet at  8:04 PM Saturday
Low  tide  0.0 feet at  2:53 AM Sunday
High tide  2.2 feet at  9:27 AM Sunday
Low  tide  1.0 feet at  3:15 PM Sunday

$$
GUZ003-004-212100-
Tinian-Saipan-
706 PM ChST Sat Oct 21 2017

...HIGH SURF WARNING IN EFFECT ALONG WEST FACING REEFS THROUGH
MONDAY...
...HIGH SURF ADVISORY IN EFFECT BEGINNING MONDAY EVENING...

.Sunday...
Coastal Winds............North at 10 TO 20 MPH.
Surf along North facing reefs............6 to 8 feet.
Surf along East  facing reefs............4 to 6 feet.
Surf along South facing reefs............7 to 9 feet.
Surf along West  facing reefs............12 to 16 feet.
Primary swell...............West at 8 to 13 feet.
Primary period..............13 seconds.
Secondary swell.............East at around 3 feet.
Secondary period............10 seconds.

Rip current risk.....High. Pounding surf will produce dangerous rip
                     currents at reefs and beaches. Stay out of the
                     water.

Sea surface temperature at Ritidian buoy...85 Degrees.
Maximum afternoon heat index...........Around 99.

.OUTLOOK...Depending on the path of Tropical Depression 27W,
surf could increase along east and south facing reefs.

Tide information for the next 24 hours...

At Tinian Island...
High tide  1.7 feet at  8:05 PM Saturday
Low  tide  0.0 feet at  2:36 AM Sunday
High tide  1.7 feet at  9:28 AM Sunday
Low  tide  0.4 feet at  2:58 PM Sunday

At Tanapag Harbor, Saipan...
High tide  2.0 feet at  8:20 PM Saturday
Low  tide  0.1 feet at  3:03 AM Sunday
High tide  2.1 feet at  9:50 AM Sunday
Low  tide  1.2 feet at  3:26 PM Sunday

$$



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