262 FPMY50 PGUM 280543 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 343 PM ChST Sat Feb 28 2026 GUZ001-MPZ001-282100- Guam-Rota- 343 PM ChST Sat Feb 28 2026 ...HIGH SURF ADVISORY NOW EFFECT UNTIL 4 PM CHST MONDAY ALONG NORTH, EAST, AND SOUTH FACING REEFS... ...HIGH RIP CURRENT RISK NOW EFFECT THROUGH MONDAY AFTERNOON ALONG NORTH, EAST, AND SOUTH FACING REEFS... .TONIGHT...Mostly cloudy with scattered showers with isolated thunderstorm during the evening. East winds 10 to 15 mph. Lows around 77. Chance of showers 30 percent. .SUNDAY...Breezy. Partly sunny with scattered showers. East winds 15 to 25 mph. Highs around 86. Chance of showers 30 percent. .SUNDAY NIGHT...Mostly cloudy with scattered showers. East winds 10 to 15 mph. Lows around 77. Chance of showers 40 percent. .MONDAY THROUGH TUESDAY...Breezy. Partly cloudy with isolated showers. East winds 15 to 25 mph. Highs around 85. Lows around 77. Chance of showers 20 percent. .TUESDAY NIGHT THROUGH THURSDAY...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s. .THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the upper 70s. .FRIDAY THROUGH SATURDAY...Breezy. Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Lows in the upper 70s. Chance of showers 40 percent. $$ MPZ002-003-282100- Tinian-Saipan- 343 PM ChST Sat Feb 28 2026 ...HIGH SURF ADVISORY NOW EFFECT UNTIL 4 PM CHST MONDAY ALONG NORTH, EAST, AND SOUTH FACING REEFS... ...HIGH RIP CURRENT RISK NOW EFFECT THROUGH MONDAY AFTERNOON ALONG NORTH, EAST, AND SOUTH FACING REEFS... .TONIGHT...Mostly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 78. Chance of showers 20 percent. .SUNDAY...Partly sunny with isolated showers. East winds 10 to 15 mph. Highs around 86. Chance of showers 20 percent. .SUNDAY NIGHT...Mostly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 78. Chance of showers 20 percent. .MONDAY THROUGH TUESDAY...Breezy. Partly cloudy with isolated showers. East winds 15 to 25 mph. Highs around 86. Lows around 78. Chance of showers 20 percent. .TUESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s. .FRIDAY...Breezy. Partly sunny with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s. .FRIDAY NIGHT AND SATURDAY...Breezy. Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid 80s. Chance of showers 30 percent. $$