Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
925 FPMY50 PGUM 070620 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 420 PM ChST Sun Dec 7 2025 GUZ001-MPZ001>003-072000- Guam-Rota-Tinian-Saipan- 420 PM ChST Sun Dec 7 2025 ...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 4 AM CHST MONDAY ALONG NORTH FACING REEFS... ...HIGH RIP CURRENT RISK IN EFFECT UNTIL 4 AM CHST MONDAY ALONG NORTH FACING REEFS... .TONIGHT...Mostly cloudy with isolated showers, becoming scattered near midnight. Northeast winds 10 to 15 mph. Lows around 78. Chance of showers 30 percent. .MONDAY AND MONDAY NIGHT...Partly cloudy with isolated showers. East winds 10 to 15 mph. Highs near 87. Lows around 78. Chance of showers 20 percent. .TUESDAY THROUGH WEDNESDAY...Breezy. Partly cloudy with isolated showers. East winds 15 to 25 mph. Highs near 87. Lows around 78. Chance of showers 20 percent. .WEDNESDAY NIGHT THROUGH SUNDAY...Breezy. Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. $$