268  
FZPQ50 PGUM 080102 AAA  
SRFGUM  
 
SURF ZONE FORECAST FOR THE MARIANA ISLANDS...UPDATED  
NATIONAL WEATHER SERVICE TIYAN GU  
1102 AM CHST MON JUN 8 2026  
   
DISCUSSION  
 
AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 7.8 OCCURRED NEAR  
MINDANAO, PHILIPPINES AT 938 AM CHST. WAVES LESS THAN 0.3 METERS ARE  
POSSIBLE. THESE WILL CAUSE SEA LEVEL FLUCTUATIONS AND DANGEROUS RIP  
CURRENTS ALONG THE BEACHES, HARBORS AND WITHIN THE COASTAL WATERS.  
LISTEN TO LATEST INFORMATION FROM GOVERNMENT OFFICIALS. THERE WILL BE  
A MODERATE RISK OF RIP CURRENTS ALONG NORTH AND EAST FACING REEFS  
THROUGH AT LEAST WEDNESDAY.  
 
 
 
GUZ001-MPZ001>003-081615-  
GUAM-ROTA-TINIAN-SAIPAN-  
1102 AM CHST MON JUN 8 2026  
   
..TSUNAMI ADVISORY IN EFFECT UNTIL 2 PM CHST  
 
...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 2 PM CHST THIS AFTERNOON  
ALONG REEFS...  
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 2 PM CHST THIS AFTERNOON  
ALONG ALL FACING REEFS...  
 
36 HOUR SURF ZONE FORECAST FOR THE MARIANAS FROM 1054 AM MONDAY  
THROUGH 600 PM TUESDAY  
   
REST OF TODAY  
 
RIP CURRENT RISK.....HIGH *.  
SURF HEIGHT  
NORTH FACING REEFS............4 TO 6 FEET.  
EAST FACING REEFS............4 TO 6 FEET.  
SOUTH FACING REEFS............1 TO 3 FEET.  
WEST FACING REEFS............1 TO 3 FEET.  
SWELL/PERIOD  
PRIMARY SWELL................NORTHEAST AT 3 TO 4 FEET.  
PRIMARY PERIOD...............8 SECONDS.  
SECONDARY SWELL..............NORTH AT AROUND 2 FEET.  
SECONDARY PERIOD.............10 SECONDS.  
WATER TEMPERATURE  
IPAN BUOY..........84 DEGREES.  
MAX HEAT INDEX.........AROUND 98.  
WINDS...............EAST AT AROUND 10 MPH.  
   
TONIGHT  
 
RIP CURRENT RISK.....MODERATE *.  
SURF HEIGHT  
NORTH FACING REEFS............4 TO 6 FEET.  
EAST FACING REEFS............4 TO 6 FEET.  
SOUTH FACING REEFS............1 TO 3 FEET.  
WEST FACING REEFS............1 TO 3 FEET.  
SWELL/PERIOD  
PRIMARY SWELL................NORTHEAST AT 3 TO 4 FEET.  
PRIMARY PERIOD...............9 SECONDS.  
SECONDARY SWELL..............NORTH AT AROUND 2 FEET.  
SECONDARY PERIOD.............9 SECONDS.  
WINDS...............EAST AT AROUND 10 MPH.  
   
TUESDAY  
 
RIP CURRENT RISK.....MODERATE *.  
SURF HEIGHT  
NORTH FACING REEFS............4 TO 6 FEET.  
EAST FACING REEFS............4 TO 6 FEET.  
SOUTH FACING REEFS............1 TO 3 FEET.  
WEST FACING REEFS............1 TO 3 FEET.  
SWELL/PERIOD  
PRIMARY SWELL................NORTHEAST AT 3 TO 4 FEET.  
PRIMARY PERIOD...............9 SECONDS.  
SECONDARY SWELL..............NORTH AT AROUND 2 FEET.  
SECONDARY PERIOD.............10 SECONDS.  
MAX HEAT INDEX.........AROUND 101.  
WINDS...............EAST AT 10 TO 15 MPH.  
 
TIDE INFORMATION FOR THE NEXT 36 HOURS...  
 
AT APRA HARBOR, GUAM...  
HIGH TIDE 2.0 FEET AT 12:26 PM MONDAY  
LOW TIDE 0.6 FEET AT 7:08 PM MONDAY  
HIGH TIDE 2.6 FEET AT 2:10 AM TUESDAY  
LOW TIDE 1.2 FEET AT 8:46 AM TUESDAY  
HIGH TIDE 1.9 FEET AT 1:56 PM TUESDAY  
LOW TIDE 0.9 FEET AT 8:00 PM TUESDAY  
HIGH TIDE 2.6 FEET AT 2:42 AM WEDNESDAY  
 
AT ROTA ISLAND...  
HIGH TIDE 1.9 FEET AT 12:23 PM MONDAY  
LOW TIDE 0.6 FEET AT 7:02 PM MONDAY  
HIGH TIDE 2.4 FEET AT 2:07 AM TUESDAY  
LOW TIDE 1.1 FEET AT 8:40 AM TUESDAY  
HIGH TIDE 1.8 FEET AT 1:53 PM TUESDAY  
LOW TIDE 0.8 FEET AT 7:54 PM TUESDAY  
HIGH TIDE 2.4 FEET AT 2:39 AM WEDNESDAY  
 
AT TINIAN ISLAND...  
HIGH TIDE 1.5 FEET AT 12:24 PM MONDAY  
LOW TIDE 0.2 FEET AT 6:45 PM MONDAY  
HIGH TIDE 1.9 FEET AT 2:08 AM TUESDAY  
LOW TIDE 0.4 FEET AT 8:23 AM TUESDAY  
HIGH TIDE 1.4 FEET AT 1:54 PM TUESDAY  
LOW TIDE 0.3 FEET AT 7:37 PM TUESDAY  
HIGH TIDE 1.9 FEET AT 2:40 AM WEDNESDAY  
 
AT TANAPAG HARBOR, SAIPAN...  
HIGH TIDE 1.5 FEET AT 12:29 PM MONDAY  
LOW TIDE 0.3 FEET AT 7:11 PM MONDAY  
HIGH TIDE 2.2 FEET AT 2:20 AM TUESDAY  
LOW TIDE 0.9 FEET AT 9:12 AM TUESDAY  
HIGH TIDE 1.4 FEET AT 1:59 PM TUESDAY  
LOW TIDE 0.6 FEET AT 8:00 PM TUESDAY  
HIGH TIDE 2.3 FEET AT 2:47 AM WEDNESDAY  
 
* 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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