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4 days ago · 79°F. 26°C. More Information: Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast. Extended Forecast for. Port Jefferson NY. This Afternoon. High: 81 °F. Sunny. Tonight. Low: 65 °F. Partly Cloudy. Wednesday. High: 82 °F. Mostly Sunny. Wednesday Night. Low: 68 °F. Partly Cloudy. Independence Day. High: 82 °F. Partly Sunny.
Jul 28, 2023 · Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Port Jefferson area.
3 days ago · South winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 40 percent. Friday ...Patchy fog in the morning. Mostly cloudy with a chance of showers in the morning, then partly sunny with a slight chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 80s.
3 days ago · This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics .
3 days ago · Marine Zone Forecast. Tonight. S winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 ft or less. Wave detail: SW 1 ft at 2 seconds. Thu. S winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon seas 1 ft or less, then 1 to 2 ft in the afternoon.
2 days ago · Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River 733 PM EDT Thu Jul 4 2024 TONIGHT S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. Chance of showers and tstms. Patchy fog after midnight. Vsby 1 to 3 nm. FRI S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 ...
4 days ago · THIS AFTERNOON - Sunny. Highs in the lower 80s. Southeast winds 5 to 10 mph. TONIGHT - Partly cloudy. Lows in the lower 60s. South winds 5 to 10 mph. WEDNESDAY - Mostly sunny. Highs in the lower 80s. Southwest winds around 5 mph, increasing to south 10 to 15 mph with gusts up to 25 mph in the afternoon. WEDNESDAY NIGHT - Partly cloudy.
