599
FZPQ50 PGUM 100638
SRFGUM
SURF ZONE FORECAST FOR THE MARIANA ISLANDS
NATIONAL WEATHER SERVICE TIYAN GU
438 PM CHST SAT MAY 10 2025
DISCUSSION
THERE WILL BE A MODERATE RISK OF RIP CURRENTS ALONG
EAST FACING REEFS OF THE MARIANAS THROUGH THE MIDDLE OF NEXT WEEK.
ON SUNDAY, NORTH FACING REEFS WILL BECOME MODERATE ONCE THE EAST-
NORTHEAST SWELL MOVES INTO THE REGION.
GUZ001-MPZ001>003-102300-
GUAM-ROTA-TINIAN-SAIPAN-
438 PM CHST SAT MAY 10 2025
36 HOUR SURF ZONE FORECAST FOR THE MARIANAS FROM 600 PM SATURDAY
THROUGH 600 AM MONDAY
TONIGHT
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............2 TO 4 FEET.
EAST FACING REEFS............5 TO 7 FEET.
SOUTH FACING REEFS............1 TO 2 FEET.
WEST FACING REEFS............1 TO 2 FEET.
SWELL/PERIOD
PRIMARY SWELL................EAST AT 3 TO 5 FEET.
PRIMARY PERIOD...............8 SECONDS.
WATER TEMPERATURE
RITIDIAN BUOY..........85 DEGREES.
WINDS...............EAST AT 15 TO 20 MPH.
SUNDAY
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............3 TO 5 FEET.
EAST FACING REEFS............6 TO 8 FEET.
SOUTH FACING REEFS............1 TO 2 FEET.
WEST FACING REEFS............1 TO 2 FEET.
SWELL/PERIOD
PRIMARY SWELL................EAST AT 4 TO 6 FEET.
PRIMARY PERIOD...............9 SECONDS.
MAX HEAT INDEX.........AROUND 97.
WINDS...............EAST AT 15 TO 20 MPH.
SUNDAY NIGHT
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............3 TO 5 FEET.
EAST FACING REEFS............6 TO 8 FEET.
SOUTH FACING REEFS............1 TO 2 FEET.
WEST FACING REEFS............1 TO 2 FEET.
SWELL/PERIOD
PRIMARY SWELL................EAST AT 4 TO 6 FEET.
PRIMARY PERIOD...............9 SECONDS.
WINDS...............EAST AT 15 TO 20 MPH.
TIDE INFORMATION FOR THE NEXT 36 HOURS...
AT APRA HARBOR, GUAM...
HIGH TIDE 2.2 FEET AT 7:18 PM SATURDAY
LOW TIDE 1.3 FEET AT 12:36 AM SUNDAY
HIGH TIDE 2.4 FEET AT 6:12 AM SUNDAY
LOW TIDE 0.2 FEET AT 1:12 PM SUNDAY
HIGH TIDE 2.3 FEET AT 8:00 PM SUNDAY
LOW TIDE 1.5 FEET AT 1:18 AM MONDAY
AT ROTA ISLAND...
HIGH TIDE 2.1 FEET AT 7:15 PM SATURDAY
LOW TIDE 1.3 FEET AT 12:30 AM SUNDAY
HIGH TIDE 2.2 FEET AT 6:09 AM SUNDAY
LOW TIDE 0.2 FEET AT 1:06 PM SUNDAY
HIGH TIDE 2.1 FEET AT 7:57 PM SUNDAY
LOW TIDE 1.4 FEET AT 1:12 AM MONDAY
AT TINIAN ISLAND...
HIGH TIDE 1.5 FEET AT 6:54 PM SATURDAY
LOW TIDE 1.1 FEET AT 11:42 PM SATURDAY
HIGH TIDE 1.7 FEET AT 5:12 AM SUNDAY
LOW TIDE 0.1 FEET AT 12:42 PM SUNDAY
HIGH TIDE 1.6 FEET AT 7:48 PM SUNDAY
LOW TIDE 1.3 FEET AT 12:24 AM MONDAY
AT TANAPAG HARBOR, SAIPAN...
HIGH TIDE 1.8 FEET AT 7:34 PM SATURDAY
LOW TIDE 1.3 FEET AT 12:14 AM SUNDAY
HIGH TIDE 2.1 FEET AT 6:03 AM SUNDAY
LOW TIDE 0.1 FEET AT 1:10 PM SUNDAY
HIGH TIDE 1.9 FEET AT 8:21 PM SUNDAY
LOW TIDE 1.4 FEET AT 12:54 AM MONDAY
* 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. IF CAUGHT IN A
RIP CURRENT, SWIM PARALLEL TO THE BEACH RATHER THAN AGAINST THE
CURRENT.
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