7-Day Zone Forecast for Guam (Text-Only)
NWS Forecast for: Guam
Issued by: National Weather Service Tiyan, GU
Last Update: 356 AM ChST Fri Oct 17 2025


Today: Breezy. Partly cloudy with isolated showers. East winds 15 to 25 mph. Highs near 87. Chance of showers 20 percent.

Tonight: Partly cloudy with isolated showers. East winds 10 to 15 mph. Lows around 78. Chance of showers 20 percent.

Saturday: Breezy. Partly sunny with isolated showers. East winds 15 to 25 mph. Highs near 87. Chance of showers 20 percent.

Saturday Night: Mostly cloudy with scattered showers and isolated thunderstorms. East winds 10 to 15 mph. Lows around 78. Chance of showers 30 percent.

Sunday: Breezy. Partly cloudy with isolated showers. East winds 15 to 25 mph. Highs near 87. Chance of showers 20 percent.

Sunday Night: Mostly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the upper 70s.

Monday: Partly sunny with a 30 percent chance of showers and a slight chance of thunderstorms. Highs in the upper 80s.

Monday Night: Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the upper 70s.

Tuesday: Partly sunny with a 20 percent chance of showers and thunderstorms. Highs in the upper 80s.

Tuesday Night Through Wednesday Night: Mostly cloudy with a 30 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid 80s.

Thursday: Mostly cloudy with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s.







Zone Forecast: Guam

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