| NWS Forecast for: Nantucket County Issued by: National Weather Service Norton, MA Last Update: 404 PM EDT Sat Aug 22 2026 | |
| Tonight: Cloudy. A chance of showers with patchy drizzle this evening, then showers likely with possible thunderstorms and drizzle after midnight. Patchy fog. Near steady temperature in the upper 60s. Northeast winds around 5 mph, becoming southeast after midnight. Chance of rain 70 percent. Sunday: Mostly cloudy. A chance of showers, thunderstorms with patchy drizzle in the morning, then a slight chance of showers with isolated thunderstorms in the afternoon. Patchy fog. Humid with highs in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. Sunday Night: Mostly cloudy with a chance of showers. Patchy fog. Humid with lows in the upper 60s. South winds around 10 mph. Gusts up to 20 mph in the evening. Chance of rain 50 percent. Monday: Sunny with highs in the mid 70s. Southwest winds 10 to 15 mph. Monday Night: Mostly clear. Humid with lows in the mid 60s. Southwest winds 10 to 15 mph. Tuesday: Sunny. Highs in the mid 70s. Tuesday Night Through Wednesday Night: Mostly clear. Lows in the upper 60s. Highs in the mid 70s. Thursday: Mostly sunny. Highs in the mid 70s. Thursday Night And Friday: Mostly cloudy. A 40 percent chance of showers. Lows in the upper 60s. Highs in the upper 70s. Friday Night: Mostly cloudy. Lows in the upper 60s. Saturday: Mostly sunny. Highs in the upper 70s. | |
| Zone Forecast: Nantucket County | |
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