



Monsoon and Heavy Rain This Weekend
The active monsoon is expected to continue into next week from the Four Corners region and Desert Southwest to the central Rockies. This rainfall may produce flash flooding and debris flows, especially near recent burn scar areas. Locally heavy rain is likely near much of the Gulf Coast this weekend due to a stalled front and weak tropical disturbance. Read More >
Current conditions at
Islip, Long Island Mac Arthur Airport (KISP)
Lat: 40.79°NLon: 73.1°WElev: 98ft.
Partly Cloudy
76°F
24°C
Humidity | 40% |
Wind Speed | NE 8 mph |
Barometer | 30.09 in (1018.9 mb) |
Dewpoint | 50°F (10°C) |
Visibility | 10.00 mi |
Heat Index | 78°F (26°C) |
Last update | 13 Aug 11:56 am EDT |
Extended Forecast for
Stony Brook NY
-
This
AfternoonSunny
High: 80 °F
-
Tonight
Mostly Clear
Low: 61 °F
-
Sunday
Sunny
High: 83 °F
-
Sunday
NightMostly Cloudy
Low: 68 °F
-
Monday
Partly Sunny
then Chance
ShowersHigh: 81 °F
-
Monday
NightChance
ShowersLow: 66 °F
-
Tuesday
Chance
ShowersHigh: 78 °F
-
Tuesday
NightChance
ShowersLow: 65 °F
-
Wednesday
Chance
ShowersHigh: 80 °F
Detailed Forecast
This Afternoon
Sunny, with a high near 80. Northwest wind 3 to 7 mph.
Tonight
Mostly clear, with a low around 61. Light and variable wind.
Sunday
Sunny, with a high near 83. Light and variable wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 68. South wind 5 to 7 mph becoming calm after midnight.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Light southeast wind becoming east 5 to 10 mph in the morning.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 78.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 65.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 86.
Additional Forecasts and Information
Click Map For Forecast
Point Forecast:
Stony Brook NY
40.92°N 73.12°W (Elev. 112 ft)
40.92°N 73.12°W (Elev. 112 ft)
10:41 am EDT Aug 13, 2022
12pm EDT Aug 13, 2022-6pm EDT Aug 19, 2022