


Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
562 FPMY50 PGUM 311711 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service TIYAN GU 311 AM ChST Sun Jun 1 2025 GUZ001-MPZ001>003-011015- Guam-Rota-Tinian-Saipan- 311 AM ChST Sun Jun 1 2025 .TODAY...Partly sunny with scattered showers and isolated thunderstorms. Southeast winds 10 to 15 mph. Highs around 87. Chance of showers 30 percent. .TONIGHT AND MONDAY...Mostly cloudy with isolated showers and thunderstorms. East winds around 10 mph. Lows around 77. Highs near 87. Chance of showers 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. Scattered showers. East winds 10 to 15 mph. Lows around 78. Highs around 87. Chance of showers 30 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. A 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers. Lows in the upper 70s. .THURSDAY THROUGH SATURDAY...Mostly cloudy with a 40 percent chance of showers. Highs in the upper 80s. Lows in the upper 70s. $$