Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fair
65°F
18°C
| Humidity | 76% |
| Wind Speed | Calm |
| Barometer | 30.23 in (1023.6 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 10 Aug 1:56 am EDT |
Extended Forecast for
Port Jefferson Station NY
Overnight
Low: 62 °F
Clear
Sunday
High: 87 °F
Sunny
Sunday Night
Low: 66 °F
Mostly Clear
Monday
High: 88 °F
Sunny
Monday Night
Low: 67 °F
Mostly Clear
Tuesday
High: 89 °F
Sunny
Tuesday Night
Low: 71 °F
Mostly Clear
Wednesday
High: 90 °F
Sunny
Wednesday Night
Low: 72 °F
Chance
Showers
Detailed Forecast
Overnight
Clear, with a low around 62. Calm wind.
Sunday
Sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 66. South wind 5 to 7 mph.
Monday
Sunny, with a high near 88. Southwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 67. Southwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 72.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 84.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Jefferson Station NY
40.93°N 73.06°W (Elev. 161 ft)
40.93°N 73.06°W (Elev. 161 ft)
1:34 am EDT Aug 10, 2025
2am EDT Aug 10, 2025-6pm EDT Aug 16, 2025
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