Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
280 FPMY50 PGUM 160516 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 316 PM ChST Sun Nov 16 2025 GUZ001-MPZ001>003-162100- Guam-Rota-Tinian-Saipan- 316 PM ChST Sun Nov 16 2025 .TONIGHT...Partly cloudy with isolated showers. East winds 10 to 20 mph. Lows around 78. Chance of showers 20 percent. .MONDAY THROUGH WEDNESDAY...Partly cloudy with isolated showers. East winds 15 to 20 mph. Highs around 88. Lows around 78. Chance of showers 20 percent. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Breezy. Mostly cloudy with a 30 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the upper 80s. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 20 percent chance of showers and thunderstorms. Highs in the upper 80s. Lows in the upper 70s. .SUNDAY...Partly cloudy with a 20 percent chance of showers. Highs in the upper 80s. $$