Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
597 FPMY50 PGUM 061756 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 356 AM ChST Sun Dec 7 2025 GUZ001-MPZ001>003-070900- Guam-Rota-Tinian-Saipan- 356 AM ChST Sun Dec 7 2025 ...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST THIS AFTERNOON ALONG NORTH FACING REEFS... ...HIGH RISK OF RIP CURRENTS THROUGH THIS AFTERNOON ALONG NORTH FACING REEFS... .TODAY...Mostly sunny with isolated light showers. East winds 10 to 15 mph. Highs around 87. Chance of showers 10 percent. .TONIGHT...Partly cloudy with isolated showers. Northeast winds 10 to 15 mph. Lows around 78. Chance of showers 20 percent. .MONDAY AND MONDAY NIGHT...Mostly cloudy with isolated showers. Northeast to east winds 10 to 15 mph. Highs around 87. Lows around 78. Chance of showers 20 percent. .TUESDAY...Mostly sunny with isolated light showers. East winds 15 to 20 mph. Highs around 87. Chance of showers 10 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. .WEDNESDAY THROUGH SATURDAY...Breezy. Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$