Expires:201305230900;;536388 FZMY50 PGUM 221943 SRFMY SURF ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANA ISLANDS NATIONAL WEATHER SERVICE TIYAN GU 543 AM CHST THU MAY 23 2013 .SYNOPSIS...THE RISK OF RIP CURRENTS WILL REMAIN LOW THE NEXT SEVERAL DAYS. A MODERATE RISK OF LIGHTNING WILL EXIST THROUGH TONIGHT. $$ GUZ001>004-230900- GUAM-ROTA-TINIAN-SAIPAN- 543 AM CHST THU MAY 23 2013 .TODAY... COASTAL WINDS............EAST AT 5 TO 10 MPH. SURF ALONG NORTH FACING REEFS..............2 TO 4 FEET. SURF ALONG EAST FACING REEFS...............4 TO 6 FEET. SURF ALONG SOUTH FACING REEFS..............1 TO 3 FEET. SURF ALONG WEST FACING REEFS...............1 TO 3 FEET. PRIMARY SWELL...............EAST AT 3 TO 4 FEET. PRIMARY PERIOD..............9 SECONDS. SECONDARY SWELL...............NORTH AT AROUND 2 FEET. SECONDARY PERIOD..............11 SECONDS. RIP CURRENT RISK.....LOW. HOWEVER...STRONG CURRENTS CAN OCCUR NEAR JETTIES AND REEF CHANNELS. ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER. SEA SURFACE TEMPERATURE FROM IPAN BUOY...85 DEGREES. MAXIMUM AFTERNOON HEAT INDEX...........AROUND 99. .OUTLOOK...LITTLE CHANGE THROUGH FRIDAY NIGHT. TIDE INFORMATION FOR THE NEXT 24 HOURS... AT APRA HARBOR, GUAM... LOW TIDE -0.2 FEET AT 12:13 PM THURSDAY HIGH TIDE 2.3 FEET AT 6:57 PM THURSDAY LOW TIDE 1.2 FEET AT 12:22 AM FRIDAY HIGH TIDE 2.6 FEET AT 5:54 AM FRIDAY AT ROTA ISLAND... LOW TIDE -0.2 FEET AT 12:07 PM THURSDAY HIGH TIDE 2.2 FEET AT 6:54 PM THURSDAY LOW TIDE 1.1 FEET AT 12:16 AM FRIDAY HIGH TIDE 2.4 FEET AT 5:51 AM FRIDAY AT TINIAN ISLAND... LOW TIDE -0.1 FEET AT 11:50 AM THURSDAY HIGH TIDE 1.7 FEET AT 6:55 PM THURSDAY LOW TIDE 0.4 FEET AT 11:59 PM THURSDAY HIGH TIDE 1.9 FEET AT 5:52 AM FRIDAY AT TANAPAG HARBOR, SAIPAN... LOW TIDE -0.2 FEET AT 12:09 PM THURSDAY HIGH TIDE 2.0 FEET AT 7:15 PM THURSDAY LOW TIDE 1.3 FEET AT 12:02 AM FRIDAY HIGH TIDE 2.3 FEET AT 5:43 AM FRIDAY $$