910  
FZPQ50 PGUM 060716  
SRFGUM  
 
SURF ZONE FORECAST FOR THE MARIANA ISLANDS  
NATIONAL WEATHER SERVICE TIYAN GU  
516 PM CHST SUN SEP 6 2026  
   
DISCUSSION
 
 
THERE IS A MODERATE RISK OF RIP CURRENTS ALONG NORTH, SOUTH, AND  
WEST FACING REEFS TONIGHT, WITH NORTH AND SOUTH DROPPING TO A LOW  
RISK ON MONDAY. THERE IS A MODERATE RISK OF LIGHTNING THROUGH MONDAY.  
 

 
 
GUZ001-MPZ001>003-062230-  
GUAM-ROTA-TINIAN-SAIPAN-  
516 PM CHST SUN SEP 6 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............3 TO 5 FEET.  
EAST FACING REEFS............1 TO 3 FEET.  
SOUTH FACING REEFS............3 TO 5 FEET.  
WEST FACING REEFS............5 TO 7 FEET.  
SWELL/PERIOD  
PRIMARY SWELL................WEST AT 3 TO 5 FEET.  
PRIMARY PERIOD...............9 SECONDS.  
WATER TEMPERATURE  
PAGO BUOY..........85 DEGREES.  
WINDS...............NORTHWEST AT 5 TO 10 MPH.  
   
MONDAY
 
 
RIP CURRENT RISK.....MODERATE *.  
SURF HEIGHT  
NORTH FACING REEFS............2 TO 4 FEET.  
EAST FACING REEFS............1 TO 3 FEET.  
SOUTH FACING REEFS............2 TO 4 FEET.  
WEST FACING REEFS............4 TO 6 FEET.  
SWELL/PERIOD  
PRIMARY SWELL................WEST AT 2 TO 4 FEET.  
PRIMARY PERIOD...............9 SECONDS.  
MAX HEAT INDEX.........AROUND 100.  
WINDS...............NORTH AT 5 TO 10 MPH.  
   
MONDAY NIGHT
 
 
RIP CURRENT RISK.....MODERATE *.  
SURF HEIGHT  
NORTH FACING REEFS............2 TO 4 FEET.  
EAST FACING REEFS............1 TO 3 FEET.  
SOUTH FACING REEFS............2 TO 4 FEET.  
WEST FACING REEFS............4 TO 6 FEET.  
SWELL/PERIOD  
PRIMARY SWELL................WEST AT 2 TO 4 FEET.  
PRIMARY PERIOD...............8 SECONDS.  
WINDS...............NORTH AT 5 TO 10 MPH.  
 
TIDE INFORMATION FOR THE NEXT 36 HOURS...  
 
AT APRA HARBOR, GUAM...  
HIGH TIDE 2.3 FEET AT 5:12 PM SUNDAY  
LOW TIDE 1.8 FEET AT 9:55 PM SUNDAY  
HIGH TIDE 2.3 FEET AT 2:27 AM MONDAY  
LOW TIDE -0.2 FEET AT 10:19 AM MONDAY  
HIGH TIDE 2.4 FEET AT 6:01 PM MONDAY  
LOW TIDE 1.7 FEET AT 11:04 PM MONDAY  
 
AT ROTA ISLAND...  
HIGH TIDE 2.1 FEET AT 5:09 PM SUNDAY  
LOW TIDE 1.7 FEET AT 9:49 PM SUNDAY  
HIGH TIDE 2.1 FEET AT 2:24 AM MONDAY  
LOW TIDE -0.2 FEET AT 10:13 AM MONDAY  
HIGH TIDE 2.2 FEET AT 5:58 PM MONDAY  
LOW TIDE 1.6 FEET AT 10:58 PM MONDAY  
 
AT TINIAN ISLAND...  
HIGH TIDE 1.7 FEET AT 5:10 PM SUNDAY  
LOW TIDE 0.6 FEET AT 9:32 PM SUNDAY  
HIGH TIDE 1.7 FEET AT 2:25 AM MONDAY  
LOW TIDE -0.1 FEET AT 9:56 AM MONDAY  
HIGH TIDE 1.7 FEET AT 5:59 PM MONDAY  
LOW TIDE 0.6 FEET AT 10:41 PM MONDAY  
 
AT TANAPAG HARBOR, SAIPAN...  
HIGH TIDE 2.1 FEET AT 5:29 PM SUNDAY  
LOW TIDE 1.7 FEET AT 9:50 PM SUNDAY  
HIGH TIDE 2.1 FEET AT 2:09 AM MONDAY  
LOW TIDE -0.3 FEET AT 10:24 AM MONDAY  
HIGH TIDE 2.1 FEET AT 6:13 PM MONDAY  
LOW TIDE 1.6 FEET AT 10:55 PM 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. RIP CURRENTS  
WILL BE LIFE THREATENING. IF CAUGHT IN A RIP CURRENT, SWIM PARALLEL  
TO THE BEACH RATHER THAN AGAINST THE CURRENT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab GU Page Main Text Page