Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fog/Mist
40°F
4°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 30.02 in (1016.5 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 1.00 mi |
| Last update | 10 Mar 1:56 am EDT |
Extended Forecast for
Selden NY
Overnight

Low: 45 °F
Patchy Fog
Tuesday
High: 64 °F
Patchy Fog
then Mostly
SunnyTuesday Night

Low: 40 °F
Mostly Cloudy
Wednesday

High: 60 °F
Partly Sunny
Wednesday Night

Low: 48 °F
Chance
ShowersThursday
High: 49 °F⇓
Rain Likely
then
Rain/Snow
LikelyThursday Night
Low: 29 °F
Chance
Rain/Snow
then Mostly
ClearFriday

High: 45 °F
Mostly Sunny
Friday Night

Low: 35 °F
Mostly Cloudy
Detailed Forecast
Overnight
Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 45. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 40. Light south wind.
Wednesday
Partly sunny, with a high near 60. Calm wind becoming south 5 to 9 mph in the morning.
Wednesday Night
A chance of rain before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 48. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Thursday
Rain likely before 5pm, then a chance of rain and snow. Mostly cloudy, with a temperature falling to around 42 by 5pm. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 50.
Sunday Night
Rain. Low around 40. Chance of precipitation is 80%.
Monday
Rain. High near 51. Chance of precipitation is 80%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Selden NY
40.86°N 73.04°W (Elev. 115 ft)
40.86°N 73.04°W (Elev. 115 ft)
2:07 am EDT Mar 10, 2026
2am EDT Mar 10, 2026-6pm EDT Mar 16, 2026



