708
FZPQ50 PGUM 081855
SRFGUM
SURF ZONE FORECAST FOR THE MARIANA ISLANDS
NATIONAL WEATHER SERVICE TIYAN GU
455 AM CHST FRI OCT 9 2026
DISCUSSION
THERE WILL BE A MODERATE RISK OF RIP CURRENTS ALONG ALL
REEFS THROUGH AT LEAST SATURDAY. A MODERATE RISK OF LIGHTNING WILL
CONTINUE THROUGH TONIGHT AT TINIAN AND SAIPAN, AND THROUGH SATURDAY
NIGHT AT GUAM AND ROTA.
GUZ001-MPZ001>003-091000-
GUAM-ROTA-TINIAN-SAIPAN-
455 AM CHST FRI OCT 9 2026
36 HOUR SURF ZONE FORECAST FOR THE MARIANAS FROM 600 AM FRIDAY
THROUGH 600 PM SATURDAY
TODAY
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............5 TO 7 FEET.
EAST FACING REEFS............5 TO 7 FEET.
SOUTH FACING REEFS............3 TO 5 FEET.
WEST FACING REEFS............4 TO 6 FEET.
SWELL/PERIOD
PRIMARY SWELL................NORTHEAST AT AROUND 4 FEET.
PRIMARY PERIOD...............11 SECONDS.
SECONDARY SWELL..............WEST AT AROUND 4 FEET.
SECONDARY PERIOD.............8 SECONDS.
WATER TEMPERATURE
PAGO BUOY..........85 DEGREES.
MAX HEAT INDEX.........AROUND 98.
WINDS...............LIGHT AND VARIABLE BECOMING SOUTHWEST
AROUND 10 MPH IN THE AFTERNOON.
TONIGHT
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............5 TO 7 FEET.
EAST FACING REEFS............5 TO 7 FEET.
SOUTH FACING REEFS............4 TO 6 FEET.
WEST FACING REEFS............4 TO 6 FEET.
SWELL/PERIOD
PRIMARY SWELL................NORTHEAST AT AROUND 4 FEET.
PRIMARY PERIOD...............11 SECONDS.
SECONDARY SWELL..............SOUTHWEST AT AROUND 4 FEET.
SECONDARY PERIOD.............8 SECONDS.
WINDS...............SOUTH AT 10 MPH.
SATURDAY
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............5 TO 7 FEET.
EAST FACING REEFS............5 TO 7 FEET.
SOUTH FACING REEFS............4 TO 6 FEET.
WEST FACING REEFS............4 TO 6 FEET.
SWELL/PERIOD
PRIMARY SWELL................NORTHEAST AT AROUND 4 FEET.
PRIMARY PERIOD...............10 SECONDS.
SECONDARY SWELL..............SOUTHWEST AT AROUND 4 FEET.
SECONDARY PERIOD.............8 SECONDS.
MAX HEAT INDEX.........AROUND 101.
WINDS...............SOUTH AT 10 MPH SHIFTING TO THE SOUTHWEST IN
THE AFTERNOON.
TIDE INFORMATION FOR THE NEXT 36 HOURS...
AT APRA HARBOR, GUAM...
HIGH TIDE 2.3 FEET AT 6:24 AM FRIDAY
LOW TIDE 0.4 FEET AT 12:38 PM FRIDAY
HIGH TIDE 2.4 FEET AT 6:50 PM FRIDAY
LOW TIDE 0.4 FEET AT 1:14 AM SATURDAY
HIGH TIDE 2.3 FEET AT 7:18 AM SATURDAY
LOW TIDE 0.7 FEET AT 1:20 PM SATURDAY
HIGH TIDE 2.4 FEET AT 7:13 PM SATURDAY
AT ROTA ISLAND...
HIGH TIDE 2.1 FEET AT 6:21 AM FRIDAY
LOW TIDE 0.4 FEET AT 12:32 PM FRIDAY
HIGH TIDE 2.3 FEET AT 6:47 PM FRIDAY
LOW TIDE 0.4 FEET AT 1:08 AM SATURDAY
HIGH TIDE 2.2 FEET AT 7:15 AM SATURDAY
LOW TIDE 0.6 FEET AT 1:14 PM SATURDAY
HIGH TIDE 2.3 FEET AT 7:10 PM SATURDAY
AT TINIAN ISLAND...
HIGH TIDE 1.7 FEET AT 6:22 AM FRIDAY
LOW TIDE 0.1 FEET AT 12:15 PM FRIDAY
HIGH TIDE 1.8 FEET AT 6:48 PM FRIDAY
LOW TIDE 0.1 FEET AT 12:51 AM SATURDAY
HIGH TIDE 1.7 FEET AT 7:16 AM SATURDAY
LOW TIDE 0.2 FEET AT 12:57 PM SATURDAY
HIGH TIDE 1.8 FEET AT 7:11 PM SATURDAY
AT TANAPAG HARBOR, SAIPAN...
HIGH TIDE 2.1 FEET AT 6:33 AM FRIDAY
LOW TIDE 0.5 FEET AT 12:39 PM FRIDAY
HIGH TIDE 2.2 FEET AT 6:55 PM FRIDAY
LOW TIDE 0.4 FEET AT 1:13 AM SATURDAY
HIGH TIDE 2.1 FEET AT 7:30 AM SATURDAY
LOW TIDE 0.7 FEET AT 1:25 PM SATURDAY
HIGH TIDE 2.1 FEET AT 7:21 PM SATURDAY
* 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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