Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
936 FPMY50 PGUM 111700 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 300 AM ChST Wed Nov 12 2025 GUZ001-MPZ001>003-120800- Guam-Rota-Tinian-Saipan- 300 AM ChST Wed Nov 12 2025 .TODAY...Partly cloudy with isolated showers. East winds 10 to 15 mph. Highs around 87. Chance of showers 20 percent. .TONIGHT THROUGH FRIDAY...Partly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 78. Highs around 87. Chance of showers 20 percent. .FRIDAY NIGHT THROUGH TUESDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$