| NWS Forecast for: Guam Issued by: National Weather Service Tiyan, GU Last Update: 315 AM ChST Tue Jun 24 2025 |  |
Today: Partly sunny with isolated showers and thunderstorms. East winds 10 to 15 mph. Highs around 87. Chance of showers 20 percent. Tonight: Mostly cloudy with scattered showers and isolated thunderstorms. East winds 5 to 10 mph. Lows around 79. Chance of showers 40 percent. Wednesday: Partly sunny with scattered showers and isolated thunderstorms. East winds 5 to 10 mph. Highs around 86. Chance of showers 40 percent. Wednesday Night: Mostly cloudy with scattered showers and isolated thunderstorms. Southeast winds 10 to 15 mph. Lows around 79. Chance of showers 50 percent. Thursday: Cloudy with numerous showers and isolated thunderstorms. Southeast winds 10 to 15 mph. Highs around 85. Chance of showers 70 percent. Thursday Night And Friday: Cloudy with numerous showers and isolated thunderstorms. Lows in the upper 70s. Highs in the mid 80s. Chance of showers 70 percent. Friday Night Through Saturday Night: Cloudy with showers likely and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid 80s. Chance of showers 70 percent. Sunday Through Monday: Cloudy with a 50 percent chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Lows in the upper 70s. | |
| Zone Forecast: Guam | |
Visit your local NWS office at: https://www.weather.gov/gum |