| NWS Forecast for: Islip NY Issued by: National Weather Service New York, NY Last Update: 6:26 am EST Feb 7, 2026 | |
Today: A 40 percent chance of snow. Cloudy and cold, with a steady temperature around -10. Wind chill values between -15 and -20. Blustery, with a northwest wind around 39 km/h, with gusts as high as 70 km/h. Tonight: Cloudy during the early evening, then gradual clearing, with a low around -15. Wind chill values between -20 and -25. Windy, with a northwest wind 43 to 48 km/h decreasing to 29 to 34 km/h after midnight. Winds could gust as high as 75 km/h. Sunday: Sunny and cold, with a high near -7. Wind chill values between -15 and -25. Blustery, with a northwest wind 27 to 32 km/h, with gusts as high as 50 km/h. Sunday Night: Mostly clear, with a low around -12. Wind chill values between -15 and -20. Northwest wind 19 to 24 km/h decreasing to 13 to 18 km/h after midnight. Winds could gust as high as 40 km/h. Monday: Sunny, with a high near -3. Northwest wind 11 to 16 km/h. Monday Night: Partly cloudy, with a low around -9. Tuesday: Partly sunny, with a high near 1. Tuesday Night: Mostly cloudy, with a low around -4. Wednesday: Partly sunny, with a high near 4. Wednesday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around -4. Thursday: Partly sunny, with a high near 1. Thursday Night: Partly cloudy, with a low around -7. Friday: Mostly sunny, with a high near 1. | |
| Islip NY 40.73°N 73.22°W (Elev. 7 m) | |
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