Arnold, CA…Detailed forecast for West Slope Northern Sierra Nevada. Tonight Mostly clear. At higher elevations, a chance of rain showers and a slight chance of thunderstorms in the evening. Lows 34 to 49 higher elevations…45 to 57 lower elevations. Prevailing west winds up to 10 mph shifting to the east after midnight. Monday Partly cloudy in the morning then becoming mostly sunny. Highs 56 to 71 higher elevations…68 to 78 lower elevations. Prevailing southeast winds up to 10 mph shifting to the southwest in the afternoon.

Monday Night Partly cloudy. Lows 32 to 47 higher elevations… 43 to 54 lower elevations. Prevailing southwest winds 5 to 15 mph shifting to the southeast after midnight.

Tuesday Partly cloudy in the morning then becoming mostly cloudy. Highs 51 to 66 higher elevations…64 to 74 lower elevations. Prevailing southwest winds up to 15 mph with gusts to around 30 mph.

Tuesday Night Cloudy. Lows 35 to 50 higher elevations…45 to 57 lower elevations. Prevailing southwest winds 5 to 15 mph shifting to the south after midnight.

Wednesday Cloudy with a chance of rain showers. Highs 48 to 63.

Wednesday Night Rain showers likely. Colder. Lows 33 to 48.

Thursday Rain and snow showers. Moderate snow accumulations possible. Highs 39 to 54.

Thursday Night Cloudy with rain and snow showers likely. Colder. Moderate snow accumulations possible. Lows 29 to 44.

Friday And Friday Night Mostly cloudy with a chance of rain and snow showers. Highs 39 to 54. Lows 28 to 43.

Saturday Mostly cloudy with a chance of rain and snow showers. Not as cool. Highs 46 to 61.

Saturday Night Mostly cloudy with a slight chance of rain and snow showers. Lows 29 to 44.

Sunday Mostly cloudy with a chance of rain and snow showers. Highs 45 to 60.

Detailed forecast for Motherlode

Tonight Clear in the evening then becoming partly cloudy. Lows 49 to 57. Prevailing southwest winds up to 10 mph shifting to the east after midnight.

Monday Mostly sunny. Highs 73 to 83. Prevailing southeast winds up to 10 mph shifting to the southwest in the afternoon.

Monday Night Mostly clear. Lows 47 to 55. Prevailing southwest winds up to 10 mph shifting to the southeast after midnight.

Tuesday Partly cloudy in the morning then becoming mostly cloudy. Highs 68 to 78. Prevailing southeast winds up to 10 mph shifting to the southwest in the afternoon.

Tuesday Night Cloudy. Lows 50 to 58. Prevailing southwest winds up to 10 mph in the evening becoming light.

Wednesday Cloudy with a chance of rain showers. Highs 62 to 74.

Wednesday Night Rain showers likely. Lows 46 to 54.

Thursday Rain showers likely. Highs 54 to 66.

Thursday Night Mostly cloudy with rain showers likely. Lows 42 to 50.

Friday Mostly cloudy with a chance of rain showers. Highs 53 to 67.

Friday Night Through Saturday Night Mostly cloudy with a slight chance of rain showers. Lows 39 to 51. Highs 55 to 70.

Sunday Mostly cloudy with a chance of rain showers. Highs 59 to 71.