| NWS Forecast for: Port Jefferson Station NY Issued by: National Weather Service New York, NY Last Update: 3:14 pm EDT Jul 17, 2026 |  |
Tonight: Widespread smoke, mainly between 11pm and 2am. Mostly cloudy, with a low around 70. South wind around 6 mph. Saturday: Showers likely, then showers and possibly a thunderstorm after 2pm. Widespread smoke, mainly before 2pm. High near 84. South wind 8 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. Saturday Night: Showers and possibly a thunderstorm, mainly before 2am. Patchy smoke before 8pm. Low around 71. West wind around 14 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. Sunday: Partly sunny, then gradually becoming sunny, with a high near 85. Northwest wind 10 to 13 mph. Sunday Night: Mostly clear, with a low around 65. North wind around 7 mph. Monday: Sunny, with a high near 83. Monday Night: Partly cloudy, with a low around 69. Tuesday: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 72. Chance of precipitation is 90%. Wednesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%. Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 69. Thursday: Mostly sunny, with a high near 83. Thursday Night: Partly cloudy, with a low around 68. Friday: Mostly sunny, with a high near 84. | |
| Port Jefferson Station NY 40.93°N 73.06°W (Elev. 161 ft) | |
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