Surf Forecast
Issued by NWS Tiyan, Guam

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FZPQ50 PGUM 212259
SRFGUM

Surf Zone Forecast for the Mariana Islands
National Weather Service Tiyan GU
859 AM ChST Tue Oct 22 2019

.SYNOPSIS...Swell from Typhoon Bauloi will cause a high risk of
rip currents along north and east facing reefs today. There
will also be a moderate risk of lightning through today.

$$

GUZ001-220900-
Guam-
859 AM ChST Tue Oct 22 2019

...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST THIS AFTERNOON
ALONG NORTH AND EAST FACING REEFS...
...HIGH RISK OF RIP CURRENTS UNTIL 4 PM CHST THIS AFTERNOON
ALONG NORTH AND EAST FACING REEFS...

36 hour Surf Zone Forecast for the Marianas from 600 AM Tuesday

.TODAY (6 AM TO 6 PM)...
Coastal Winds............Southwest at 10 to 15 mph.
Surf along North facing reefs............9 to 11 feet.
Surf along East  facing reefs............9 to 11 feet.
Surf along South facing reefs............2 to 4 feet.
Surf along West  facing reefs............3 to 5 feet.
Primary swell...............Northeast at 10 feet.
Primary period..............9 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.

Sea surface temperature at Ritidian buoy...85 Degrees.

Maximum afternoon heat index...........Around 98.

.TONIGHT (6 PM TO 6 AM WEDNESDAY)...
Coastal Winds............South at around 10 mph.
Surf along North facing reefs............6 to 8 feet.
Surf along East  facing reefs............6 to 8 feet.
Surf along South facing reefs............2 to 4 feet
Surf along West  facing reefs............3 to 5 feet.
Primary swell...............North at 5 to 7 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.


.WEDNESDAY (6 AM TO 6 PM)...
Coastal Winds............Light and variable.
Surf along North facing reefs............3 to 5 feet.
Surf along East  facing reefs............3 to 5 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............2 to 4 feet.
Primary swell...............North at 2 to 3 feet.
Primary period..............10 seconds.
Secondary swell...............East at around 2 feet.
Secondary period..............8 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 97.

.OUTLOOK...Little change Thursday.

Tide information for the next 36 hours...

At Apra Harbor, Guam...
High tide  2.3 feet at  3:24 PM Tuesday
Low  tide  1.5 feet at  9:00 PM Tuesday
High tide  1.9 feet at  1:23 AM Wednesday
Low  tide -0.1 feet at  8:48 AM Wednesday
High tide  2.4 feet at  4:17 PM Wednesday
Low  tide  1.3 feet at 10:07 PM Wednesday
High tide  2.0 feet at  2:59 AM Thursday

$$
GUZ002-220900-
Rota-
859 AM ChST Tue Oct 22 2019

...HIGH RISK OF RIP CURRENTS UNTIL 4 PM CHST THIS AFTERNOON ALONG
NORTH AND EAST REEFS ...
...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST THIS AFTERNOON ALONG
NORTH AND EAST FACING REEFS...

36 hour Surf Zone Forecast for the Marianas from 600 AM Tuesday

.TODAY (6 AM TO 6 PM)...
Coastal Winds............Southwest at 10 to 20 mph.
Surf along North facing reefs............9 to 12 feet.
Surf along East  facing reefs............9 to 12 feet.
Surf along South facing reefs............4 to 6 feet.
Surf along West  facing reefs............5 to 7 feet.
Primary swell...............North at 8 to 11 feet.
Primary period..............9 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.

Sea surface temperature at Ritidian buoy...85 Degrees.

Maximum afternoon heat index...........Around 97.

.TONIGHT (6 PM TO 6 AM WEDNESDAY)...
Coastal Winds............South at around 10 mph.
Surf along North facing reefs............6 to 8 feet.
Surf along East  facing reefs............6 to 8 feet.
Surf along South facing reefs............2 to 4 feet
Surf along West  facing reefs............3 to 5 feet.
Primary swell...............North at 5 to 7 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.


.WEDNESDAY (6 AM TO 6 PM)...
Coastal Winds............Light and variable.
Surf along North facing reefs............3 to 5 feet.
Surf along East  facing reefs............3 to 5 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............2 to 4 feet.
Primary swell...............North at 2 to 3 feet.
Primary period..............10 seconds.
Secondary swell...............East at around 2 feet.
Secondary period..............8 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 97.

.OUTLOOK...Little change Thursday.

Tide information for the next 36 hours...

At Rota Island...
High tide  2.1 feet at  3:21 PM Tuesday
Low  tide  1.4 feet at  8:54 PM Tuesday
High tide  1.8 feet at  1:20 AM Wednesday
Low  tide -0.0 feet at  8:42 AM Wednesday
High tide  2.2 feet at  4:14 PM Wednesday
Low  tide  1.2 feet at 10:01 PM Wednesday
High tide  1.9 feet at  2:56 AM Thursday

$$
GUZ003-004-220900-
Tinian-Saipan-
859 AM ChST Tue Oct 22 2019

...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM CHST THIS EVENING
ALONG NORTH AND EAST FACING REEFS...
...HIGH RISK OF RIP CURRENTS UNTIL 6 PM CHST THIS EVENING
ALONG  NORTH AND EAST FACING REEFS...

.REST OF TODAY...
Coastal Winds............Windy. Winds becoming southwest
20 to 25 mph by late morning and 15 mph this afternoon.

Surf along North facing reefs............10 to 12 feet.
Surf along East  facing reefs............10 to 12 feet.
Surf along South facing reefs............2 to 4 feet.
Surf along West  facing reefs............2 to 4 feet.
Primary swell...............Northwest at 10 feet.
Primary period..............9 seconds.

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

Sea surface temperature at Ritidian buoy...85 Degrees.

Maximum afternoon heat index...........Around 97.


.TONIGHT (6 PM TO 6 AM WEDNESDAY)...
Coastal Winds............South at 10 to 15 mph.
Surf along North facing reefs............6 to 8 feet.
Surf along East  facing reefs............6 to 8 feet.
Surf along South facing reefs............2 to 4 feet
Surf along West  facing reefs............3 to 5 feet.
Primary swell...............North at 5 to 7 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.

.WEDNESDAY (6 AM TO 6 PM)...
Coastal Winds............Light and variable.
Surf along North facing reefs............3 to 5 feet.
Surf along East  facing reefs............3 to 5 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............2 to 4 feet.
Primary swell...............North at 2 to 3 feet.
Primary period..............10 seconds.
Secondary swell...............East at around 2 feet.
Secondary period..............8 seconds.

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

.OUTLOOK...Little change Thursday.

Tide information for the next 36 hours...

At Tinian Island...
High tide  1.7 feet at  3:22 PM Tuesday
Low  tide  0.5 feet at  8:37 PM Tuesday
High tide  1.4 feet at  1:21 AM Wednesday
Low  tide -0.0 feet at  8:25 AM Wednesday
High tide  1.8 feet at  4:15 PM Wednesday
Low  tide  0.4 feet at  9:44 PM Wednesday
High tide  1.5 feet at  2:57 AM Thursday

At Tanapag Harbor, Saipan...
High tide  2.1 feet at  3:48 PM Tuesday
Low  tide  1.5 feet at  9:25 PM Tuesday
High tide  1.7 feet at  1:19 AM Wednesday
Low  tide  0.1 feet at  9:00 AM Wednesday
High tide  2.2 feet at  4:37 PM Wednesday
Low  tide  1.2 feet at 10:19 PM Wednesday
High tide  1.8 feet at  2:59 AM Thursday

$$


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