Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
272 FPMY50 PGUM 011748 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 348 AM ChST Sun Nov 2 2025 GUZ001-MPZ001>003-020830- Guam-Rota-Tinian-Saipan- 348 AM ChST Sun Nov 2 2025 .TODAY...Breezy. Partly sunny with isolated showers. East winds 15 to 20 mph. Highs near 87. Chance of showers 20 percent. .TONIGHT...Mostly cloudy with scattered showers and isolated thunderstorms. East winds 10 to 15 mph. Lows around 78. Chance of showers 50 percent. .MONDAY...Breezy. Partly sunny with scattered showers. East winds 20 to 25 mph. Highs around 86. Chance of showers 40 percent. .MONDAY NIGHT AND TUESDAY...Breezy. Mostly cloudy. Scattered showers. East winds 15 to 25 mph. Lows around 78. Highs near 85. Chance of showers 40 percent. .TUESDAY NIGHT AND WEDNESDAY...Breezy. Mostly cloudy. A 40 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. .THURSDAY AND THURSDAY NIGHT...Cloudy with a 50 percent chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Lows in the upper 70s. .FRIDAY THROUGH SATURDAY...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Lows in the upper 70s. Chance of showers 40 percent. $$