| NWS Forecast for: Tinian Issued by: National Weather Service Tiyan, GU Last Update: 840 AM ChST Sun Jul 5 2026 |  |
Today: Windy in the morning. Tropical storm conditions possible late afternoon. North winds 30 to 40 mph. Cloudy. Numerous heavy showers and isolated thunderstorms in the morning, becoming periods of rain, widespread heavy showers and scattered thunderstorms in the afternoon. North winds 25 to 30 mph, becoming 30 to 40 mph late afternoon. Gusts up to 55 mph. Highs near 84. Chance of showers near 100 percent. Tonight: Tropical storm conditions expected. North winds 35 to 45 mph becoming northeast and increasing to 50 to 60 mph after midnight. Cloudy with widespread heavy showers and scattered thunderstorms. Lows around 75. Chance of showers 100 percent. Monday: Typhoon conditions expected. Southeast winds 70 to 90 mph with gusts to 110 mph in the morning, decreasing to 50 to 60 mph in the late afternoon. Cloudy. Periods of rain, widespread heavy showers and scattered thunderstorms. Highs around 84. Chance of showers 100 percent. Monday Night: Tropical storm conditions expected. South winds 40 to 50 mph. Cloudy. Periods of rain. Widespread heavy showers in the evening, then numerous showers after midnight. Scattered thunderstorms. Lows around 76. Chance of showers 100 percent. Tuesday: Very windy. South winds 25 to 35 mph with gusts to 50 mph. Cloudy with numerous showers and isolated thunderstorms. Locally heavy showers possible. Highs near 84. Chance of showers 60 percent. Tuesday Night: Breezy. Mostly cloudy with a 50 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Wednesday: Breezy. Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs in the mid to upper 80s. Wednesday Night Through Thursday Night: Mostly cloudy. A 40 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the mid to upper 80s. Friday Through Saturday: Mostly cloudy with a 20 percent chance of showers. Highs in the upper 80s. Lows in the upper 70s. | |
| Zone Forecast: Tinian | |
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