


Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
600 FPMY50 PGUM 150514 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service TIYAN GU 314 PM ChST Sun Jun 15 2025 GUZ001-MPZ001>003-152145- Guam-Rota-Tinian-Saipan- 314 PM ChST Sun Jun 15 2025 .TONIGHT...Partly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 78. Chance of showers 20 percent. .MONDAY THROUGH WEDNESDAY...Partly cloudy with isolated showers. East winds 10 to 15 mph. Highs around 87. Lows around 78. Chance of showers 20 percent. .WEDNESDAY NIGHT THROUGH SUNDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$