7-Day Forecast Summary
7-Day Detailed Weather Forecast for Port Jefferson Station
Today |
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Temperature: 66°F Wind Speed: 3 to 8 mph Wind Direction: SW Forecast: Rain and a chance of thunderstorms. Some of the storms could produce heavy rain. Cloudy. High near 66, with temperatures falling to around 61 in the afternoon. Southwest wind 3 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible. |
Tonight |
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Temperature: 54°F Wind Speed: 3 mph Wind Direction: W Forecast: Rain and a chance of thunderstorms before 4am. Mostly cloudy, with a low around 54. West wind around 3 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
Saturday |
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Temperature: 63°F Wind Speed: 5 to 12 mph Wind Direction: W Forecast: Mostly sunny. High near 63, with temperatures falling to around 57 in the afternoon. West wind 5 to 12 mph. |
Saturday Night |
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Temperature: 45°F Wind Speed: 13 to 16 mph Wind Direction: W Forecast: A slight chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 45. West wind 13 to 16 mph. Chance of precipitation is 20%. |
Sunday |
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Temperature: 60°F Wind Speed: 12 to 15 mph Wind Direction: W Forecast: Sunny. High near 60, with temperatures falling to around 56 in the afternoon. West wind 12 to 15 mph. |
Sunday Night |
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Temperature: 45°F Wind Speed: 12 to 15 mph Wind Direction: W Forecast: Mostly clear, with a low around 45. |
Monday |
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Temperature: 57°F Wind Speed: 16 mph Wind Direction: W Forecast: Sunny, with a high near 57. |
Monday Night |
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Temperature: 43°F Wind Speed: 8 to 13 mph Wind Direction: W Forecast: Partly cloudy, with a low around 43. |
Tuesday |
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Temperature: 61°F Wind Speed: 13 mph Wind Direction: W Forecast: Sunny, with a high near 61. |
Tuesday Night |
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Temperature: 45°F Wind Speed: 9 mph Wind Direction: W Forecast: Mostly clear, with a low around 45. |
Veterans Day |
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Temperature: 58°F Wind Speed: 7 to 10 mph Wind Direction: W Forecast: Sunny, with a high near 58. |
Wednesday Night |
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Temperature: 40°F Wind Speed: 3 to 7 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 40. |
Thursday |
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Temperature: 55°F Wind Speed: 5 to 8 mph Wind Direction: NW Forecast: A slight chance of rain after 7am. Mostly sunny, with a high near 55. |
Thursday Night |
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Temperature: 38°F Wind Speed: 6 to 9 mph Wind Direction: N Forecast: A chance of rain. Partly cloudy, with a low around 38. |

