


Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
202 FPMY50 PGUM 291701 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service TIYAN GU 301 AM ChST Sun Mar 30 2025 GUZ001-MPZ001>003-301100- Guam-Rota-Tinian-Saipan- 301 AM ChST Sun Mar 30 2025 .TODAY...Breezy. Mostly cloudy. Scattered showers and isolated thunderstorms Guam and Rota. Isolated showers Tinian and Saipan. East winds 15 to 25 mph. Highs around 86. Chance of showers 40 percent Guam; 30 percent Rota; 20 percent Tinian and Saipan. .TONIGHT AND MONDAY...Mostly cloudy. Scattered showers and isolated thunderstorms Guam and Rota. Isolated showers Tinian and Saipan. East winds 15 to 20 mph. Lows around 76. Highs around 86. Chance of showers 30 percent Guam and Rota; 20 percent Tinian and Saipan. .MONDAY NIGHT AND TUESDAY...Partly cloudy with isolated showers. East winds 15 to 20 mph. Highs around 87. Lows around 77. Chance of showers 20 percent. .TUESDAY NIGHT THROUGH SATURDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$