10-Day Weather Forecast - Portola, CA

Cloudy with a chance of rain and snow. Highs 45 to 55. Southwest winds 10 to 15 mph.

Rain and snow. Snow level 6500 to 7000 feet. Snow accumulation up to 2 inches. Lows 30 to 40. South winds 10 to 15 mph.

Mostly cloudy with a chance of rain and snow. Snow level 6500 to 7000 feet. Highs 47 to 57. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.

Rain and snow likely in the evening then rain and heavy snow after midnight. Lows 29 to 39. South winds 10 to 20 mph with gusts up to 40 mph.

Rain and snow. Highs 40 to 50.

Snow and rain. Lows 27 to 37.

Heavy snow and rain. Highs 35 to 45. Lows 21 to 31.

Heavy snow and rain. Highs 35 to 45. Lows 21 to 31.

Heavy snow in the morning then snow likely in the afternoon. Highs 37 to 42.

Mostly cloudy with a chance of snow. Lows 13 to 23.

Partly cloudy with a slight chance of snow. Highs 37 to 42.

Partly cloudy. Lows 14 to 24. Highs 35 to 45.

Partly cloudy. Lows 14 to 24. Highs 35 to 45.

Mostly clear. Low temperature around 22F. Dew point will be around 20F with an average humidity of 86%. Winds will be 3 mph from the W.

Mostly sunny. High temperature around 35F. Dew point will be around 26F with an average humidity of 77%. Winds will be 2 mph from the N.

Mostly clear. Low temperature around 25F. Dew point will be around 22F with an average humidity of 84%. Winds will be 4 mph from the W.

Partly cloudy. High temperature around 37F. Dew point will be around 28F with an average humidity of 79%. Winds will be 3 mph from the W.

Partly cloudy. Low temperature around 28F. Dew point will be around 26F with an average humidity of 87%. Winds will be 4 mph from the W.