


Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
606 FPMY50 PGUM 301719 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service TIYAN GU 319 AM ChST Mon Mar 31 2025 GUZ001-MPZ001>003-311115- Guam-Rota-Tinian-Saipan- 319 AM ChST Mon Mar 31 2025 ...HIGH RIP CURRENT RISK IN EFFECT THROUGH TUESDAY AFTERNOON ALONG EAST FACING REEFS... .TODAY...Breezy. Partly sunny. Scattered showers in the morning for Guam and Rota, becoming isolated in the afternoon. Isolated showers for Tinian and Saipan. East winds 15 to 25 mph. Highs around 87. Chance of showers 30 percent Guam and Rota; 20 percent Tinian and Saipan. .TONIGHT THROUGH WEDNESDAY...Partly cloudy with isolated showers. East winds 10 to 20 mph. Highs around 88. Lows around 77. 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. $$