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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fair
49°F
9°C
| Humidity | 83% |
| Wind Speed | Calm |
| Barometer | 30.43 in (1030.5 mb) |
| Dewpoint | 44°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 1:56 am EDT |
Extended Forecast for
5 Miles SSE West Sayville NY
Overnight
Low: 59 °F
Mostly Clear
Friday
High: 68 °F
Sunny
Friday Night
Low: 59 °F
Mostly Clear
Saturday
High: 73 °F
Sunny
Saturday Night
Low: 65 °F
Mostly Clear
Sunday
High: 72 °F
Sunny
Sunday Night
Low: 65 °F
Mostly Clear
Monday
High: 71 °F
Sunny
Monday Night
Low: 66 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a steady temperature around 59. Light south wind.
Friday
Sunny, with a high near 68. Northwest wind 5 to 11 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 59. West wind 13 to 15 mph.
Saturday
Sunny, with a high near 73. West wind around 10 mph.
Saturday Night
Mostly clear, with a low around 65. Southwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 67.
Wednesday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 56. Breezy.
Thursday
Mostly sunny, with a high near 61. Breezy.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SSE West Sayville NY
40.67°N 73.06°W (Elev. 0 ft)
40.67°N 73.06°W (Elev. 0 ft)
2:09 am EDT Oct 3, 2025
2am EDT Oct 3, 2025-6pm EDT Oct 9, 2025
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