10-Day Weather Forecast - Islandia, NY

Mostly sunny. Highs in the lower 30s. West winds 5 to 10 mph.

Mostly cloudy. A slight chance of light snow after midnight. Lows around 20. West winds around 5 mph. Chance of snow 20 percent.

Mostly sunny. Highs in the lower 30s. Northwest winds 5 to 10 mph.

Partly cloudy. Lows around 15.

Mostly sunny. Cold with highs in the upper 20s.

Partly cloudy. Lows around 10 above.

Partly sunny in the morning then mostly cloudy with a chance of snow in the afternoon. Highs around 30. Chance of snow 30 percent.

Mostly cloudy. A chance of snow in the evening. Brisk cold with lows around 10 above. Chance of snow 30 percent. Wind chill values as low as 5 below after midnight.

Mostly sunny and windy cold with highs 15 to 20. Wind chill values as low as 10 below.

Mostly clear in the evening then becoming partly cloudy. Windy cold with lows 5 to 10 above. Wind chill values as low as 15 below.

Mostly sunny. Cold with highs around 20. Wind chill values as low as 15 below in the morning.

Partly cloudy. Cold with lows around 10 above. Wind chill values as low as 5 below after midnight.

Mostly sunny. Cold with highs in the lower 20s. Wind chill values as low as 5 below in the morning.

Clear. Low temperature around 13F. Dew point will be around 4F with an average humidity of 61%. Winds will be 16 mph from the NW.

Sunny. High temperature around 27F. Dew point will be around 10F with an average humidity of 56%. Winds will be 15 mph from the NW.

Clear. Low temperature around 20F. Dew point will be around 10F with an average humidity of 61%. Winds will be 12 mph from the NW.

Sunny. High temperature around 33F. Dew point will be around 16F with an average humidity of 58%. Winds will be 11 mph from the NW.

Clear. Low temperature around 26F. Dew point will be around 16F with an average humidity of 62%. Winds will be 7 mph from the NW.