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Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Overcast
43°F
6°C
| Humidity | 97% |
| Wind Speed | W 5 mph |
| Barometer | 29.77 in (1008.1 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 40°F (4°C) |
| Last update | 11 Jan 5:56 am EST |
Extended Forecast for
5 Miles SSE Bayport NY
Today
High: 44 °F
Chance Rain
and Patchy
Fog then
Chance
Rain/Snow and
BreezyTonight
Low: 31 °F
Chance
Rain/Snow and
Windy then
Partly Cloudy
and BreezyMonday
High: 40 °F
Sunny and
Breezy then
SunnyMonday Night
Low: 35 °F
Partly Cloudy
and Breezy
then Mostly
ClearTuesday

High: 44 °F
Sunny
Tuesday Night

Low: 41 °F
Mostly Cloudy
and BreezyWednesday

High: 45 °F
Cloudy
Wednesday Night
Low: 35 °F
Cloudy then
Chance RainThursday

High: 39 °F
Chance Rain
Detailed Forecast
Today
A chance of rain before 10am, then a chance of rain and snow showers after 4pm. Patchy fog before 7am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 50%.
Tonight
A chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 10pm. Partly cloudy, with a low around 31. Wind chill values between 15 and 25. Windy, with a west wind 23 to 31 mph, with gusts as high as 45 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 40. Wind chill values between 20 and 30. Breezy, with a west wind 18 to 23 mph.
Monday Night
Partly cloudy, with a low around 35. Breezy, with a west wind 14 to 20 mph.
Tuesday
Sunny, with a high near 44. West wind 13 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 41. Breezy.
Wednesday
Cloudy, with a high near 45.
Wednesday Night
A 30 percent chance of rain after 1am. Cloudy, with a low around 35.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 39.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25. Blustery.
Friday
Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 38.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SSE Bayport NY
40.68°N 73.02°W (Elev. 0 ft)
40.68°N 73.02°W (Elev. 0 ft)
1:40 am EST Jan 11, 2026
6am EST Jan 11, 2026-6pm EST Jan 17, 2026


