Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
A Few Clouds
25°C
77°F
| Humidity | 35% |
| Wind Speed | NW 30 G 46 km/h |
| Barometer | 1015.5 mb (29.99 in) |
| Dewpoint | 8°C (47°F) |
| Visibility | 16 km |
| Heat Index | 26°C (78°F) |
| Last update | 15 Jun 12:56 pm EDT |
Extended Forecast for
Holtsville NY
This Afternoon
High: 27 °C
Sunny
Tonight
Low: 14 °C
Mostly Clear
Sunday
High: 24 °C
Sunny
Sunday Night
Low: 16 °C
Partly Cloudy
Monday
High: 28 °C
Mostly Sunny
Monday Night
Low: 19 °C
Mostly Clear
Tuesday
High: 30 °C
Sunny
Tuesday Night
Low: 20 °C
Mostly Clear
Juneteenth
High: 31 °C
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 27. North wind 21 to 23 km/h.
Tonight
Mostly clear, with a low around 14. Northeast wind 10 to 13 km/h.
Sunday
Sunny, with a high near 24. Northeast wind 8 to 13 km/h becoming southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 16. South wind 8 to 11 km/h.
Monday
Mostly sunny, with a high near 28. South wind 10 to 15 km/h increasing to 16 to 21 km/h in the afternoon.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 30.
Tuesday Night
Mostly clear, with a low around 20.
Juneteenth
Sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 32.
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)
10:59 am EDT Jun 15, 2024
1pm EDT Jun 15, 2024-6pm EDT Jun 21, 2024
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
