


Zone Forecast Product
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
261 FPMY50 PGUM 160517 ZFPGUM Zone Forecast for Guam and the Northern Marianas National Weather Service TIYAN GU 317 PM ChST Mon Jun 16 2025 GUZ001-162000- Guam- 317 PM ChST Mon Jun 16 2025 .TONIGHT...Mostly cloudy with isolated showers. East winds around 10 mph in the evening becoming light. Lows around 77. Chance of showers 20 percent. .TUESDAY AND TUESDAY NIGHT...Partly cloudy with isolated showers and thunderstorms. East winds 10 to 15 mph. Highs around 87. Lows near 77. Chance of showers 20 percent. .WEDNESDAY...Partly cloudy with isolated showers. East winds 10 to 15 mph. Highs around 87. Chance of showers 20 percent. .WEDNESDAY NIGHT AND JUNETEENTH...Partly cloudy with a 20 percent chance of showers. East winds 10 to 15 mph. Lows around 77. Highs around 87. .THURSDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s. .MONDAY...Partly sunny with a 20 percent chance of showers. Highs in the upper 80s. $$ MPZ001>003-162000- Rota-Tinian-Saipan- 317 PM ChST Mon Jun 16 2025 .TONIGHT...Partly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 76. Chance of showers 20 percent. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with isolated showers. East winds 10 to 15 mph. Highs around 88. Lows near 76. Chance of showers 20 percent. .WEDNESDAY NIGHT AND JUNETEENTH...Partly cloudy with a 20 percent chance of showers. East winds 10 to 15 mph. Lows around 76. Highs around 88. .THURSDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows around 76. Highs in the upper 80s. .MONDAY...Partly sunny with a 20 percent chance of showers. Highs in the upper 80s. $$