Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
696 FPMY50 PGUM 261729 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 329 AM ChST Thu Nov 27 2025 GUZ001-MPZ001>003-270800- Guam-Rota-Tinian-Saipan- 329 AM ChST Thu Nov 27 2025 .TODAY...Partly cloudy with isolated showers and thunderstorms. East winds 15 to 20 mph. Highs near 87. Chance of showers 20 percent. .THURSDAY NIGHT...Partly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 78. Chance of showers 20 percent. .FRIDAY...Partly sunny with isolated showers. East winds 10 to 15 mph. Highs around 87. Chance of showers 20 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 79. Highs around 87. Chance of showers 20 percent. .SATURDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a 50 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid 80s. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. A 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$