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FZPQ50 PGUM 151936
SRFGUM

Surf Zone Forecast for the Mariana Islands
National Weather Service Tiyan GU
536 AM ChST Sat Oct 16 2021

.SYNOPSIS...A moderate risk of rip currents is expected along north
and east facing reefs through Sunday. There is a moderate risk of
lightning through tonight.

$$

GUZ001>004-160900-
Guam-Rota-Tinian-Saipan-
536 AM ChST Sat Oct 16 2021

.TODAY AND TONIGHT (6 AM TO 6 AM SUNDAY)...
Coastal Winds............Southwest at 5 to 15 mph.
Surf along North facing reefs............3 to 5 feet.
Surf along East  facing reefs............4 to 6 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............1 to 2 feet.
Primary swell...............Northeast at 3 to 4 feet.
Primary period..............10 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 Ipan buoy...86 Degrees.
Maximum afternoon heat index...........Around 99.

.SUNDAY (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 2 feet.
Surf along West  facing reefs............1 to 2 feet.
Primary swell...............Northeast at around 3 feet.
Primary period..............10 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 98.

.OUTLOOK...Surf along north facing reefs may drop 1 to 2 feet Sunday
night.

Tide information for the next 36 hours...

At Apra Harbor, Guam...
High tide  1.9 feet at  3:33 AM Saturday
Low  tide  0.0 feet at 10:30 AM Saturday
High tide  2.3 feet at  5:40 PM Saturday
Low  tide  1.0 feet at 11:40 PM Saturday
High tide  1.9 feet at  4:52 AM Sunday
Low  tide  0.2 feet at 11:25 AM Sunday
High tide  2.3 feet at  6:12 PM Sunday
Low  tide  0.8 feet at 12:21 AM Monday

At Rota Island...
High tide  1.8 feet at  3:30 AM Saturday
Low  tide  0.0 feet at 10:24 AM Saturday
High tide  2.2 feet at  5:37 PM Saturday
Low  tide  1.0 feet at 11:34 PM Saturday
High tide  1.8 feet at  4:49 AM Sunday
Low  tide  0.2 feet at 11:19 AM Sunday
High tide  2.2 feet at  6:09 PM Sunday
Low  tide  0.7 feet at 12:15 AM Monday

At Tinian Island...
High tide  1.5 feet at  2:18 AM Saturday
Low  tide  0.0 feet at  9:49 AM Saturday
High tide  1.7 feet at  4:53 PM Saturday
Low  tide  1.0 feet at 10:42 PM Saturday
High tide  1.5 feet at  3:39 AM Sunday
Low  tide  0.1 feet at 10:42 AM Sunday
High tide  1.7 feet at  5:24 PM Sunday
Low  tide  0.8 feet at 11:29 PM Sunday

At Tanapag Harbor, Saipan...
High tide  1.7 feet at  3:41 AM Saturday
Low  tide  0.1 feet at 10:32 AM Saturday
High tide  2.2 feet at  5:45 PM Saturday
Low  tide  1.0 feet at 11:39 PM Saturday
High tide  1.8 feet at  5:03 AM Sunday
Low  tide  0.2 feet at 11:24 AM Sunday
High tide  2.2 feet at  6:16 PM Sunday
Low  tide  0.8 feet at 12:19 AM Monday

$$

Bukunt