


Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
118 FPMY50 PGUM 010540 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service Tiyan GU 340 PM ChST Tue Jul 1 2025 GUZ001-012045- Guam- 340 PM ChST Tue Jul 1 2025 .TONIGHT...Partly cloudy with isolated showers and thunderstorms. Light and variable winds. Lows around 76. Chance of showers 20 percent. .WEDNESDAY...Mostly sunny with isolated showers and thunderstorms. Southeast winds 10 to 15 mph. Highs around 85. Chance of showers 20 percent. .WEDNESDAY NIGHT...Partly cloudy with isolated showers and thunderstorms. Light and variable winds. Lows around 76. Chance of showers 20 percent. .THURSDAY...Partly cloudy with isolated showers and thunderstorms. Light and variable winds. Highs around 86. Chance of showers 20 percent. .THURSDAY NIGHT...Mostly cloudy with scattered showers and isolated thunderstorms. Light and variable winds becoming southeast around 10 mph after midnight. Lows around 77. Chance of showers 30 percent. .INDEPENDENCE DAY...Partly sunny with scattered showers and isolated thunderstorms. Light and variable winds. Highs around 86. Chance of showers 30 percent. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. Highs in the mid 80s. .SUNDAY...Partly cloudy with a 20 percent chance of showers. Highs in the mid 80s. .SUNDAY NIGHT THROUGH TUESDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. Highs in the mid 80s. $$ MPZ001>003-012045- Rota-Tinian-Saipan- 340 PM ChST Tue Jul 1 2025 .TONIGHT...Mostly cloudy with scattered showers and isolated thunderstorms. Southwest winds around 10 mph in the evening becoming light. Lows around 79. Chance of showers 40 percent. .WEDNESDAY...Mostly sunny with isolated showers and thunderstorms. Southwest winds around 10 mph in the morning becoming light. Highs around 86. Chance of showers 20 percent. .WEDNESDAY NIGHT...Partly cloudy with isolated showers and thunderstorms. Light and variable winds. Lows around 79. Chance of showers 20 percent. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Isolated showers and thunderstorms. South winds 10 to 15 mph. Highs around 87. Lows around 79. Chance of showers 20 percent. .INDEPENDENCE DAY...Partly sunny with scattered showers and isolated thunderstorms. South winds 10 to 15 mph. Highs around 87. Chance of showers 30 percent. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the upper 70s. .SATURDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the upper 70s. .SUNDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the upper 70s. .MONDAY THROUGH TUESDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s. Lows in the upper 70s. $$