Surf Forecast
Issued by NWS Tiyan, Guam

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FZPQ50 PGUM 251943
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Surf Zone Forecast for the Mariana Islands
National Weather Service Tiyan GU
543 AM ChST Mon Oct 26 2020

.SYNOPSIS...The risk of rip currents will be moderate along east
facing reefs the next couple of days. There is a moderate risk of
lightning through the middle of the week.

$$

GUZ001>004-260900-
Guam-Rota-Tinian-Saipan-
543 AM ChST Mon Oct 26 2020

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

.TODAY AND TONIGHT (6 AM TO 6 AM TUESDAY)...
Coastal Winds............Southeast at 10 to 20 mph.
Surf along North facing reefs............2 to 4 feet.
Surf along East  facing reefs............4 to 7 feet.
Surf along South facing reefs............1 to 3 feet.
Surf along West  facing reefs............1 to 2 feet.
Primary swell...............East at 3 to 5 feet.
Primary period..............10 seconds.
Secondary swell...............Northeast at around 3 feet.
Secondary period..............11 seconds.

Sea surface temperature at Ritidian buoy...86 Degrees.

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

TUESDAY (6 AM TO 6 PM)...
Coastal Winds............Southeast at 10 to 15 mph.
Surf along North facing reefs............1 to 3 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...............East at 3 to 5 feet.
Primary period..............10 seconds.
Secondary swell...............Northeast at around 2 feet.
Secondary period..............11 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...Surf is expected to increase by 1 to 2 feet
on east facing reefs by Wednesday.

Tide information for the next 36 hours...

At Apra Harbor, Guam...
Low  tide  0.2 feet at  9:58 AM Monday
High tide  2.2 feet at  5:12 PM Monday
Low  tide  1.0 feet at 11:24 PM Monday
High tide  1.7 feet at  4:33 AM Tuesday
Low  tide  0.3 feet at 10:53 AM Tuesday
High tide  2.2 feet at  5:24 PM Tuesday
Low  tide  0.8 feet at 12:24 AM Wednesday

At Rota Island...
Low  tide  0.2 feet at  9:52 AM Monday
High tide  2.0 feet at  5:09 PM Monday
Low  tide  0.9 feet at 11:18 PM Monday
High tide  1.6 feet at  4:30 AM Tuesday
Low  tide  0.3 feet at 10:47 AM Tuesday
High tide  2.0 feet at  5:18 PM Tuesday
Low  tide  0.7 feet at 11:18 PM Tuesday

At Tinian Island...
Low  tide  0.2 feet at  9:21 AM Monday
High tide  1.7 feet at  4:31 PM Monday
Low  tide  0.9 feet at 10:38 PM Monday
High tide  1.3 feet at  3:23 AM Tuesday
Low  tide  0.3 feet at 10:14 AM Tuesday
High tide  1.7 feet at  5:38 PM Tuesday
Low  tide  0.8 feet at 11:38 PM Tuesday

At Tanapag Harbor, Saipan...
Low  tide  0.3 feet at 10:06 AM Monday
High tide  2.1 feet at  5:23 PM Monday
Low  tide  1.0 feet at 11:33 PM Monday
High tide  1.6 feet at  4:49 AM Tuesday
Low  tide  0.4 feet at 10:56 AM Tuesday
High tide  2.1 feet at  5:33 PM Tuesday
Low  tide  0.9 feet at 12:33 AM Wednesday

$$


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