10-Day Weather Forecast - Old Westbury, NY

Mostly cloudy. A slight chance of showers in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph. Chance of rain 70 percent.

Showers with a chance of thunderstorms. Humid with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent.

Mostly cloudy with showers likely in the morning then partly sunny with a chance of showers in the afternoon. Humid with highs around 80. Northwest winds 5 to 10 mph. Chance of rain 70 percent.

Partly cloudy with a slight chance of showers in the evening then mostly clear after midnight. Lows in the lower 60s. Northwest winds 5 to 10 mph. Chance of rain 20 percent.

Sunny. Highs in the lower 80s.

Mostly clear. Lows in the mid 60s.

Sunny. Highs in the mid 80s.

Partly cloudy in the evening then mostly cloudy with a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent.

Partly sunny. A chance of showers in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.

Mostly cloudy. A chance of showers and thunderstorms in the evening then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent.

Partly sunny. A chance of showers in the morning. Highs in the upper 80s. Chance of rain 30 percent.

Partly cloudy. Lows in the upper 60s.

Mostly sunny. Highs in the upper 80s.

Partly cloudy. Low temperature around 68F. Dew point will be around 63F with an average humidity of 75%. Winds will be 3 mph from the S.

Mostly sunny. High temperature around 84F. Dew point will be around 67F with an average humidity of 67%. Winds will be 5 mph from the S.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 71F. Dew point will be around 66F with an average humidity of 78%. Winds will be 6 mph from the S.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 86F. Dew point will be around 70F with an average humidity of 69%. Winds will be 6 mph from the SW.

Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 73F. Dew point will be around 69F with an average humidity of 79%. Winds will be 6 mph from the SW.