FPMY50 PGUM 041732 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 332 AM ChST Wed Aug 5 2026 GUZ001-MPZ001>003-050800- Guam-Rota-Tinian-Saipan- 332 AM ChST Wed Aug 5 2026 ...WIND ADVISORY HAS BEEN CANCELLED... ...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST SATURDAY ALONG WEST AMD NORTH FACING REEFS... ...HIGH RIP CURRENT RISK IN EFFECT THROUGH SATURDAY AFTERNOON ALONG WEST, NORTH, EAST FACING REEFS... .TODAY...Breezy. Mostly cloudy with scattered showers and isolated thunderstorms. West winds 15 to 25 mph. Highs around 86. Chance of showers 50 percent. .TONIGHT...Mostly cloudy with scattered showers and isolated thunderstorms. West winds 10 to 15 mph. Lows around 78. Chance of showers 40 percent. .THURSDAY THROUGH FRIDAY...Breezy. Mostly cloudy with scattered showers and isolated thunderstorms. West winds 15 to 25 mph. Highs around 85. Lows around 78. Chance of showers 50 percent. .FRIDAY NIGHT THROUGH MONDAY NIGHT... Breezy. Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid 80s. Chance of showers 40 percent. .TUESDAY...Breezy. Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Chance of showers 50 percent. $$