FPMY50 PGUM 050505 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 305 PM ChST Tue May 5 2026 GUZ001-MPZ001-052000- Guam-Rota- 305 PM ChST Tue May 5 2026 ...HIGH RIP CURRENT RISK IN EFFECT THROUGH THURSDAY AFTERNOON ALONG EAST FACING REEFS... .TONIGHT...Mostly cloudy with scattered showers. East winds 15 to 20 mph. Lows around 77. Chance of showers 40 percent. .WEDNESDAY...Breezy. Mostly cloudy with scattered showers and isolated thunderstorms. East winds 20 to 25 mph. Highs around 84. Chance of showers 40 percent. .WEDNESDAY NIGHT...Mostly cloudy with scattered showers. East winds 15 to 20 mph. Lows around 77. Chance of showers 30 percent. .THURSDAY THROUGH FRIDAY...Mostly cloudy with scattered showers. East winds 15 to 20 mph. Highs around 85. Lows around 77. Chance of showers 30 percent. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the upper 70s. .SATURDAY THROUGH SUNDAY...Partly cloudy with a 20 percent chance of showers. Highs in the mid 80s. Lows in the upper 70s. .SUNDAY NIGHT AND MONDAY...Mostly cloudy. A 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s. .MONDAY NIGHT AND TUESDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s. $$ MPZ002-003-052000- Tinian-Saipan- 305 PM ChST Tue May 5 2026 ...HIGH RIP CURRENT RISK IN EFFECT THROUGH THURSDAY AFTERNOON ALONG EAST FACING REEFS... .TONIGHT...Breezy. Mostly cloudy. Isolated showers becoming scattered near midnight. East winds 20 to 25 mph. Lows around 79. Chance of showers 30 percent. .WEDNESDAY...Breezy. Partly cloudy with isolated showers. East winds 20 to 25 mph. Highs around 84. Chance of showers 20 percent. .WEDNESDAY NIGHT...Mostly cloudy with isolated showers. East winds 15 to 20 mph. Lows around 79. Chance of showers 20 percent. .THURSDAY THROUGH FRIDAY...Partly cloudy with isolated showers. East winds 15 to 20 mph. Highs around 85. Lows around 79. Chance of showers 20 percent. .FRIDAY NIGHT THROUGH MONDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the upper 70s. .TUESDAY...Partly cloudy with a 20 percent chance of showers. Highs in the upper 80s. $$