Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
984 FPMY50 PGUM 200556 CCA ZFPGUM Zone Forecast for Guam and the Northern Marianas...CORRECTED National Weather Service Tiyan GU 356 PM ChST Thu Nov 20 2025 GUZ001-MPZ001>003-202100- Guam-Rota-Tinian-Saipan- 356 PM ChST Thu Nov 20 2025 CORRECTED GUSTS FOR FRIDAY ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE MONDAY NIGHT ALONG EAST FACING REEFS... .TONIGHT...Mostly cloudy with scattered showers. East winds 15 to 20 mph with gusts to 30 mph through the evening. Lows around 77. Chance of showers 40 percent. .FRIDAY...Partly cloudy with isolated showers and thunderstorms. East winds 15 to 20 mph with gusts to 30 mph. Highs around 86. Chance of showers 20 percent. .FRIDAY NIGHT...Mostly cloudy with scattered showers and isolated thunderstorms. East winds 15 to 20 mph with gusts to 30 mph through the evening. Lows around 77. Chance of showers 30 percent for Guam, chance of showers 20 percent for CNMI. .SATURDAY...Partly sunny with scattered showers and isolated thunderstorms. East winds 15 to 20 mph. Highs around 86. Chance of showers 30 percent. .SATURDAY NIGHT...Mostly cloudy with scattered showers. East winds 15 to 20 mph. Lows around 79. Chance of showers 30 percent. .SUNDAY...Partly sunny with isolated showers. East winds 15 to 20 mph. Highs around 86. Chance of showers 20 percent. .SUNDAY NIGHT THROUGH THANKSGIVING DAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$