220
FZPQ50 PGUM 160709
SRFGUM
SURF ZONE FORECAST FOR THE MARIANA ISLANDS
NATIONAL WEATHER SERVICE TIYAN GU
509 PM CHST SUN AUG 16 2026
DISCUSSION
A MODERATE RISK OF RIP CURRENTS CONTINUES FOR THE NEXT FEW DAYS
ALONG SOUTH, WEST, AND NORTH-FACING REEFS. THERE IS A MODERATE RISK OF
LIGHTNING THROUGH THE WEEK.
GUZ001-MPZ001>003-162215-
GUAM-ROTA-TINIAN-SAIPAN-
509 PM CHST SUN AUG 16 2026
36 HOUR SURF ZONE FORECAST FOR THE MARIANAS FROM 600 PM SUNDAY
THROUGH 600 AM TUESDAY
TONIGHT
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............4 TO 6 FEET.
EAST FACING REEFS............1 TO 2 FEET.
SOUTH FACING REEFS............3 TO 5 FEET.
WEST FACING REEFS............5 TO 7 FEET.
SWELL/PERIOD
PRIMARY SWELL................WEST AT 5 FEET.
PRIMARY PERIOD...............8 SECONDS.
WATER TEMPERATURE
PAGO BAY BUOY.......... 84 DEGREES.
WINDS...............SOUTHWEST AT 10 MPH.
MONDAY
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............4 TO 6 FEET.
EAST FACING REEFS............1 TO 2 FEET.
SOUTH FACING REEFS............3 TO 5 FEET.
WEST FACING REEFS............5 TO 7 FEET.
SWELL/PERIOD
PRIMARY SWELL................WEST AROUND 5 FEET.
PRIMARY PERIOD...............8 SECONDS.
MAX HEAT INDEX.........AROUND 101.
WINDS...............SOUTHWEST AT 5 TO 10 MPH.
MONDAY NIGHT
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............4 TO 6 FEET.
EAST FACING REEFS............1 TO 2 FEET.
SOUTH FACING REEFS............3 TO 5 FEET.
WEST FACING REEFS............5 TO 7 FEET.
SWELL/PERIOD
PRIMARY SWELL................WEST AROUND 5 FEET.
PRIMARY PERIOD...............8 SECONDS.
WINDS...............LIGHT AND VARIABLE.
TIDE INFORMATION FOR THE NEXT 36 HOURS...
AT APRA HARBOR, GUAM...
HIGH TIDE 2.5 FEET AT 10:24 PM SUNDAY
LOW TIDE 0.8 FEET AT 4:54 AM MONDAY
HIGH TIDE 2.2 FEET AT 10:41 AM MONDAY
LOW TIDE 0.9 FEET AT 4:50 PM MONDAY
HIGH TIDE 2.4 FEET AT 10:51 PM MONDAY
LOW TIDE 0.7 FEET AT 5:40 AM TUESDAY
AT ROTA ISLAND...
HIGH TIDE 2.4 FEET AT 10:21 PM SUNDAY
LOW TIDE 0.7 FEET AT 4:48 AM MONDAY
HIGH TIDE 2.1 FEET AT 10:38 AM MONDAY
LOW TIDE 0.9 FEET AT 4:44 PM MONDAY
HIGH TIDE 2.3 FEET AT 10:48 PM MONDAY
LOW TIDE 0.6 FEET AT 5:34 AM TUESDAY
AT TINIAN ISLAND...
HIGH TIDE 1.9 FEET AT 10:22 PM SUNDAY
LOW TIDE 0.3 FEET AT 4:31 AM MONDAY
HIGH TIDE 1.7 FEET AT 10:39 AM MONDAY
LOW TIDE 0.3 FEET AT 4:27 PM MONDAY
HIGH TIDE 1.8 FEET AT 10:49 PM MONDAY
LOW TIDE 0.2 FEET AT 5:17 AM TUESDAY
AT TANAPAG HARBOR, SAIPAN...
HIGH TIDE 2.1 FEET AT 10:48 PM SUNDAY
LOW TIDE 0.6 FEET AT 5:10 AM MONDAY
HIGH TIDE 1.8 FEET AT 11:04 AM MONDAY
LOW TIDE 0.7 FEET AT 4:58 PM MONDAY
HIGH TIDE 2.1 FEET AT 11:16 PM MONDAY
LOW TIDE 0.5 FEET AT 6:00 AM TUESDAY
* LOW RISK OF RIP CURRENTS - STRONG CURRENTS CAN STILL OCCUR NEAR
JETTIES AND REEF CHANNELS. ALWAYS HAVE A FLOTATION DEVICE WITH YOU
IN THE WATER.
MODERATE RISK OF RIP CURRENTS - WAVE CONDITIONS SUPPORT STRONGER OR
MORE FREQUENT RIP CURRENTS. ALWAYS HAVE A FLOTATION DEVICE WITH YOU
IN THE WATER.
HIGH RISK OF RIP CURRENTS - LARGE WAVES WILL PRODUCE STRONG RIP
CURRENTS, ESPECIALLY ALONG NARROW REEFS AND BEACHES. RIP CURRENTS
WILL BE LIFE THREATENING. IF CAUGHT IN A RIP CURRENT, SWIM PARALLEL
TO THE BEACH RATHER THAN AGAINST THE CURRENT.
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