Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
52°F
11°C
| Humidity | 89% |
| Wind Speed | N 6 mph |
| Barometer | 30.05 in (1017.7 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 50°F (10°C) |
| Last update | 18 Apr 6:56 am EDT |
Extended Forecast for
Bay Shore NY
Today

High: 58 °F
Partly Sunny
Tonight
Low: 47 °F
Patchy Fog
then Chance
Showers and
Patchy FogSunday

High: 59 °F
Showers
Sunday Night

Low: 40 °F
Gradual
ClearingMonday
High: 52 °F
Mostly Sunny
then Slight
Chance
ShowersMonday Night

Low: 35 °F
Mostly Clear
Tuesday

High: 51 °F
Sunny
Tuesday Night

Low: 42 °F
Partly Cloudy
Wednesday

High: 60 °F
Partly Sunny
Detailed Forecast
Today
Partly sunny, with a high near 58. East wind 5 to 10 mph.
Tonight
A 30 percent chance of showers, mainly after 5am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 47. Southeast wind 3 to 6 mph.
Sunday
A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers after 2pm. High near 59. South wind 6 to 15 mph becoming northwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Cloudy during the early evening, then gradual clearing, with a low around 40. Northwest wind around 7 mph.
Monday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 52. West wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 62.
Additional Forecasts and Information
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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)
5:23 am EDT Apr 18, 2026
7am EDT Apr 18, 2026-6pm EDT Apr 24, 2026



