Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy
48°F
9°C
| Humidity | 37% |
| Wind Speed | NW 13 G 21 mph |
| Barometer | 30.09 in (1019.1 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 18 Nov 2:56 pm EST |
Extended Forecast for
Patchogue NY
Tonight
Low: 35 °F
Mostly Cloudy
then Rain
LikelyWednesday
High: 49 °F
Rain Likely
then Slight
Chance RainWednesday Night

Low: 35 °F
Areas Frost
Thursday

High: 50 °F
Partly Sunny
Thursday Night
Low: 42 °F
Mostly Cloudy
then Slight
Chance RainFriday

High: 55 °F
Mostly Cloudy
Friday Night
Low: 41 °F
Mostly Cloudy
then Chance
RainSaturday

High: 51 °F
Partly Sunny
Saturday Night

Low: 36 °F
Partly Cloudy
Detailed Forecast
Tonight
Rain likely, mainly after 4am. Increasing clouds, with a low around 35. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
Rain likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 49. Calm wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
Areas of frost before 1am. Otherwise, mostly cloudy, with a low around 35. Light north wind.
Thursday
Partly sunny, with a high near 50. Northeast wind 5 to 7 mph.
Thursday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 42. Light and variable wind.
Friday
Mostly cloudy, with a high near 55.
Friday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 54.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Patchogue NY
40.77°N 73°W (Elev. 43 ft)
40.77°N 73°W (Elev. 43 ft)
12:46 pm EST Nov 18, 2025
3pm EST Nov 18, 2025-6pm EST Nov 25, 2025


