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Hazardous Weather Conditions
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Fair
73°F
23°C
| Humidity | 96% |
| Wind Speed | W 3 mph |
| Barometer | 30.02 in (1016.6 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 8 Aug 1:56 am EDT |
Extended Forecast for
Old Field NY
Heat Advisory August 8, 02:48am until August 8, 08:00pm
NOW until 8:00pm Sat

Heat Advisory
Overnight

Low: 74 °F
Mostly Cloudy
Saturday

High: 87 °F
Mostly Sunny
Saturday Night
Low: 76 °F
Slight Chance
T-storms then
Partly CloudySunday

High: 87 °F
Mostly Sunny
Sunday Night

Low: 73 °F
Mostly Clear
Monday

High: 87 °F
Sunny
Monday Night

Low: 75 °F
Partly Cloudy
Tuesday
High: 86 °F
Mostly Sunny
then Chance
Showers
Detailed Forecast
Overnight
Mostly cloudy, with a low around 74. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 87. West wind 8 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Southwest wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 87. West wind around 8 mph.
Sunday Night
Mostly clear, with a low around 73. North wind 3 to 7 mph.
Monday
Sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 86.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 72.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 71.
Friday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Old Field NY
40.96°N 73.14°W (Elev. 30 ft)
40.96°N 73.14°W (Elev. 30 ft)
2:28 am EDT Aug 8, 2026
2am EDT Aug 8, 2026-6pm EDT Aug 14, 2026



