10-Day Weather Forecast - Alton Bay, NH

Mostly cloudy. A chance of snow mainly in the morning. Highs in the upper 20s. Light and variable winds becoming southwest around 10 mph with gusts up to 25 mph in the afternoon. Chance of snow 50 percent.

Partly cloudy in the evening then clearing. Lows around 12. Southwest winds 10 to 15 mph with gusts up to 30 mph. Wind chill values as low as 1 below.

Partly sunny. Highs around 19. West winds 10 to 15 mph with gusts up to 30 mph. Wind chill values as low as 3 below.

Mostly clear. Lows zero to 5 above zero.

Mostly sunny in the morning then becoming mostly cloudy. Highs in the lower 20s.

Mostly cloudy with a 40 percent chance of snow. Lows 15 to 20.

Partly sunny with a 30 percent chance of snow. Highs in the mid 30s.

Partly cloudy in the evening then clearing. Lows around 10 above.

Partly sunny. Highs in the lower 20s.

Partly cloudy. Lows zero to 5 above zero.

Partly sunny. Highs 15 to 20.

Clear. Low temperature around -4F. Dew point will be around -11F with an average humidity of 65%. Winds will be 9 mph from the NW.

Mostly cloudy. High temperature around 5F. Dew point will be around -8F with an average humidity of 64%. Winds will be 8 mph from the NW.

Clear. Low temperature around -4F. Dew point will be around -9F with an average humidity of 70%. Winds will be 8 mph from the W.

Cloudy. High temperature around 8F. Dew point will be around -7F with an average humidity of 64%. Winds will be 10 mph from the W.

Partly cloudy. Low temperature around -1F. Dew point will be around -7F with an average humidity of 68%. Winds will be 9 mph from the W.

Sunny. High temperature around 11F. Dew point will be around -4F with an average humidity of 64%. Winds will be 11 mph from the W.

Clear. Low temperature around -0F. Dew point will be around -4F with an average humidity of 71%. Winds will be 8 mph from the W.