994
FZPQ50 PGUM 031830
SRFGUM
SURF ZONE FORECAST FOR THE MARIANA ISLANDS
NATIONAL WEATHER SERVICE TIYAN GU
430 AM CHST WED JUN 4 2025
DISCUSSION
A MODERATE RISK OF RIP CURRENTS IS EXPECTED ALONG
EAST FACING REEFS FOR MUCH OF THE WEEK. A MODERATE RISK OF
LIGHTNING IS EXPECTED THROUGH AT LEAST TONIGHT.
GUZ001-MPZ001>003-041000-
GUAM-ROTA-TINIAN-SAIPAN-
430 AM CHST WED JUN 4 2025
36 HOUR SURF ZONE FORECAST FOR THE MARIANAS FROM 600 AM WEDNESDAY
THROUGH 600 PM THURSDAY
TODAY
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............2 TO 4 FEET.
EAST FACING REEFS............3 TO 5 FEET.
SOUTH FACING REEFS............1 TO 2 FEET.
WEST FACING REEFS............AROUND 1 FOOT.
SWELL/PERIOD
PRIMARY SWELL................EAST AT 3 TO 4 FEET.
PRIMARY PERIOD...............8 SECONDS.
WATER TEMPERATURE
RITIDIAN BUOY..........85 DEGREES.
MAX HEAT INDEX.........AROUND 101.
WINDS...............EAST AT 10 TO 15 MPH WITH GUSTS TO 25 MPH NEAR
HEAVIER SHOWERS.
TONIGHT
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............2 TO 4 FEET.
EAST FACING REEFS............3 TO 5 FEET.
SOUTH FACING REEFS............1 TO 2 FEET.
WEST FACING REEFS............AROUND 1 FOOT.
SWELL/PERIOD
PRIMARY SWELL................EAST AT 3 TO 4FEET.
PRIMARY PERIOD...............8 SECONDS.
WINDS...............SOUTHEAST AT AROUND 10 MPH.
THURSDAY
RIP CURRENT RISK.....MODERATE *.
SURF HEIGHT
NORTH FACING REEFS............2 TO 4 FEET.
EAST FACING REEFS............3 TO 5 FEET.
SOUTH FACING REEFS............1 TO 2 FEET.
WEST FACING REEFS............AROUND 1 FOOT.
SWELL/PERIOD
PRIMARY SWELL................EAST AT 3 TO 4 FEET.
PRIMARY PERIOD...............8 SECONDS.
MAX HEAT INDEX.........AROUND 101.
WINDS...............SOUTHEAST AT AROUND 10 MPH.
TIDE INFORMATION FOR THE NEXT 36 HOURS...
AT APRA HARBOR, GUAM...
LOW TIDE 1.2 FEET AT 9:24 AM WEDNESDAY
HIGH TIDE 1.8 FEET AT 2:30 PM WEDNESDAY
LOW TIDE 0.9 FEET AT 8:30 PM WEDNESDAY
HIGH TIDE 2.5 FEET AT 3:24 AM THURSDAY
LOW TIDE 1.0 FEET AT 10:12 AM THURSDAY
HIGH TIDE 1.9 FEET AT 4:06 PM THURSDAY
AT ROTA ISLAND...
LOW TIDE 1.2 FEET AT 9:18 AM WEDNESDAY
HIGH TIDE 1.7 FEET AT 2:27 PM WEDNESDAY
LOW TIDE 0.9 FEET AT 8:24 PM WEDNESDAY
HIGH TIDE 2.3 FEET AT 3:21 AM THURSDAY
LOW TIDE 0.9 FEET AT 10:06 AM THURSDAY
HIGH TIDE 1.7 FEET AT 4:03 PM THURSDAY
AT TINIAN ISLAND...
LOW TIDE 0.8 FEET AT 9:06 AM WEDNESDAY
HIGH TIDE 1.2 FEET AT 1:48 PM WEDNESDAY
LOW TIDE 0.6 FEET AT 7:54 PM WEDNESDAY
HIGH TIDE 1.7 FEET AT 2:48 AM THURSDAY
LOW TIDE 0.6 FEET AT 9:54 AM THURSDAY
HIGH TIDE 1.2 FEET AT 3:30 PM THURSDAY
AT TANAPAG HARBOR, SAIPAN...
LOW TIDE 0.9 FEET AT 9:53 AM WEDNESDAY
HIGH TIDE 1.4 FEET AT 2:45 PM WEDNESDAY
LOW TIDE 0.7 FEET AT 8:31 PM WEDNESDAY
HIGH TIDE 2.1 FEET AT 3:31 AM THURSDAY
LOW TIDE 0.7 FEET AT 10:30 AM THURSDAY
HIGH TIDE 1.4 FEET AT 4:31 PM THURSDAY
* 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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