Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
26°C
78°F
| Humidity | 32% |
| Wind Speed | N 24 G 35 km/h |
| Barometer | 1015.9 mb (30.00 in) |
| Dewpoint | 8°C (46°F) |
| Visibility | 16 km |
| Heat Index | 26°C (78°F) |
| Last update | 15 Jun 4:56 pm EDT |
Extended Forecast for
Holtsville NY
Tonight
Low: 14 °C
Clear
Sunday
High: 24 °C
Sunny
Sunday Night
Low: 15 °C
Mostly Clear
Monday
High: 26 °C
Mostly Sunny
Monday Night
Low: 20 °C
Mostly Clear
Tuesday
High: 30 °C
Sunny
Tuesday Night
Low: 21 °C
Mostly Clear
Juneteenth
High: 29 °C
Sunny
Wednesday Night
Low: 21 °C
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 14. Northwest wind 13 to 18 km/h becoming light north.
Sunday
Sunny, with a high near 24. Northeast wind around 14 km/h becoming southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 15. South wind 5 to 10 km/h becoming calm after midnight.
Monday
Mostly sunny, with a high near 26. South wind 10 to 18 km/h.
Monday Night
Mostly clear, with a low around 20. South wind 14 to 18 km/h.
Tuesday
Sunny, with a high near 30.
Tuesday Night
Mostly clear, with a low around 21.
Juneteenth
Sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 21.
Thursday
Sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 31.
Additional Forecasts and Information
ABOUT THIS FORECAST
Point Forecast:
Holtsville NY
40.82°N 73.05°W (Elev. 112 m)
40.82°N 73.05°W (Elev. 112 m)
3:38 pm EDT Jun 15, 2024
5pm EDT Jun 15, 2024-6pm EDT Jun 22, 2024
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
