10-Day Weather Forecast - Old Brookville, NY

Partly sunny. A chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and heavy rainfall in the afternoon. Humid with highs in the mid 80s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of rain 40 percent.

Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening then a slight chance of showers and thunderstorms after midnight. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Humid with lows in the lower 70s. South winds 10 to 15 mph becoming southwest around 5 mph after midnight. Chance of rain 40 percent.

Partly sunny. A chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and heavy rainfall in the afternoon. Humid with highs in the upper 80s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 40 percent. Heat index values in the upper 90s.

Mostly cloudy. A chance of showers and thunderstorms in the evening then a chance of thunderstorms with a slight chance of showers after midnight. Some thunderstorms may produce gusty winds and heavy rainfall. Humid with lows around 70. Northwest winds 5 to 10 mph. Chance of rain 40 percent.

Partly sunny. Highs in the mid 80s.

Partly cloudy. Lows in the upper 60s.

Sunny. Highs in the mid 80s.

Mostly clear. Lows in the upper 60s.

Sunny. Highs in the mid 80s.

Mostly clear. Lows in the upper 60s.

Sunny. Highs around 90. Heat index values in the mid 90s in the afternoon.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 70s.

Sunny hot with highs in the mid 90s. Heat index values up to 100.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 68F. Dew point will be around 66F with an average humidity of 78%. Winds will be 4 mph from the NW.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 82F. Dew point will be around 64F with an average humidity of 66%. Winds will be 5 mph from the NW.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 67F. Dew point will be around 63F with an average humidity of 74%. Winds will be 5 mph from the NW.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 80F. Dew point will be around 63F with an average humidity of 64%. Winds will be 4 mph from the NW.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 63F with an average humidity of 77%. Winds will be 2 mph from the NW.