Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Mostly Cloudy
59°F
15°C
| Humidity | 83% |
| Wind Speed | Calm |
| Barometer | 29.88 in (1011.7 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 16 Apr 5:56 am EDT |
Extended Forecast for
Bay Shore NY
Today

High: 77 °F
Mostly Sunny
Tonight

Low: 56 °F
Mostly Cloudy
Friday

High: 74 °F
Chance
ShowersFriday Night
Low: 51 °F
Chance
Showers then
Mostly CloudySaturday

High: 60 °F
Partly Sunny
Saturday Night
Low: 47 °F
Mostly Cloudy
then Chance
ShowersSunday

High: 58 °F
Showers
LikelySunday Night

Low: 37 °F
Mostly Cloudy
Monday

High: 49 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 77. South wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 56. Southwest wind 6 to 9 mph.
Friday
A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 74. West wind 5 to 7 mph.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 51. Northeast wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 60. East wind 6 to 8 mph.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 47.
Sunday
Showers likely, mainly after 8am. Cloudy, with a high near 58. Chance of precipitation is 70%.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 62.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Bay Shore NY
40.71°N 73.25°W (Elev. 13 ft)
40.71°N 73.25°W (Elev. 13 ft)
2:22 am EDT Apr 16, 2026
6am EDT Apr 16, 2026-6pm EDT Apr 22, 2026


