FPMY50 PGUM 221749 ZFPMY ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS NATIONAL WEATHER SERVICE TIYAN GU 349 AM CHST WED MAY 23 2012 GUZ001>004-230900- GUAM-ROTA-TINIAN-SAIPAN- 349 AM CHST WED MAY 23 2012 .TODAY...MOSTLY CLOUDY WITH ISOLATED SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. SOUTH WINDS 15 TO 20 MPH. HIGHS AROUND 85. .TONIGHT THROUGH THURSDAY...MOSTLY CLOUDY WITH ISOLATED SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. SOUTH WINDS 10 TO 15 MPH. LOWS AROUND 77 HIGHS AROUND 86. .FRIDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. SOUTHEAST WINDS 10 TO 15 MPH. HIGHS AROUND 88. .FRIDAY NIGHT...PARTLY CLOUDY WITH ISOLATED SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S. .SATURDAY THROUGH TUESDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S. $$