Stony Brook Weather Forecast Provided by the National Weather Service
This
Afternoon
Mostly Sunny
Hi 61 °F ↓ Mostly sunny. High near 61, with temperatures falling to around 58 in the afternoon. Southeast wind around 9 mph.
Tonight
Partly Cloudy
Lo 47 °F Partly cloudy, with a low around 47. East wind 5 to 9 mph.
Saturday
Partly Sunny
Hi 61 °F ↓ Partly sunny. High near 61, with temperatures falling to around 59 in the afternoon. East wind 6 to 10 mph.
Saturday
Night
Mostly Cloudy
Lo 46 °F Mostly cloudy, with a low around 46. Southeast wind around 9 mph.