7-Day Forecast Summary
7-Day Detailed Weather Forecast for West Islip
Tonight |
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Temperature: 58°F Wind Speed: 6 to 12 mph Wind Direction: NW Forecast: Mostly clear, with a low around 58. Northwest wind 6 to 12 mph. |
Tuesday |
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Temperature: 75°F Wind Speed: 6 to 13 mph Wind Direction: W Forecast: Sunny, with a high near 75. West wind 6 to 13 mph. |
Tuesday Night |
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Temperature: 60°F Wind Speed: 3 to 13 mph Wind Direction: S Forecast: Partly cloudy, with a low around 60. South wind 3 to 13 mph. |
Wednesday |
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Temperature: 73°F Wind Speed: 3 to 9 mph Wind Direction: S Forecast: A slight chance of rain showers after 8am. Mostly sunny. High near 73, with temperatures falling to around 70 in the afternoon. South wind 3 to 9 mph. Chance of precipitation is 20%. |
Wednesday Night |
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Temperature: 62°F Wind Speed: 5 to 8 mph Wind Direction: S Forecast: A slight chance of rain showers before 8pm. Mostly cloudy, with a low around 62. South wind 5 to 8 mph. Chance of precipitation is 20%. |
Thursday |
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Temperature: 82°F Wind Speed: 8 to 20 mph Wind Direction: S Forecast: A chance of showers and thunderstorms after 2pm. Mostly cloudy. High near 82, with temperatures falling to around 80 in the afternoon. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Thursday Night |
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Temperature: 67°F Wind Speed: 9 to 17 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%. |
Juneteenth |
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Temperature: 81°F Wind Speed: 8 to 13 mph Wind Direction: W Forecast: A chance of rain showers. Partly sunny, with a high near 81. Chance of precipitation is 40%. |
Friday Night |
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Temperature: 64°F Wind Speed: 7 to 12 mph Wind Direction: W Forecast: A chance of rain showers before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 40%. |
Saturday |
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Temperature: 83°F Wind Speed: 9 to 15 mph Wind Direction: W Forecast: Sunny, with a high near 83. |
Saturday Night |
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Temperature: 63°F Wind Speed: 8 to 13 mph Wind Direction: W Forecast: Mostly clear, with a low around 63. |
Sunday |
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Temperature: 82°F Wind Speed: 9 to 13 mph Wind Direction: W Forecast: Sunny, with a high near 82. |
Sunday Night |
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Temperature: 64°F Wind Speed: 2 to 9 mph Wind Direction: W Forecast: A chance of rain showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 30%. |
Monday |
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Temperature: 79°F Wind Speed: 2 to 9 mph Wind Direction: SE Forecast: A chance of rain showers. Partly sunny, with a high near 79. |

