Thursday, November 10, 2016

Rain, snow to return to Northern California next week


From the National Weather Service:
Weather Summary
A pattern change arrives Tuesday as a cold frontal system impacts Northern California Tuesday through Wednesday night. The primary impacts will be snowfall related. Steadier precipitation may begin Tuesday and turn more showery and colder Wednesday behind the cold front. Periods of heavier snowshowers Wednesday may make travel more dangerous over the mountains. Strongest winds may late Tuesday and overnight, but do not appear to pose a significant risk at this time.

Impacts
Slick roads from valley/foothill rain and mountain snow
Roadway spinouts & accidents...especially Wednesday commutes

Forecast Confidence
High for wetter pattern
Medium for snow levels and amounts

Timing and Strength
Rain: 0.10-0.60" across the Valley, up to 2" over the mountains
Snow levels: Lowering to pass levels Tue night...down to 4000-4500 feet Wed & Wed night
Snow amounts: Elevations above 5500 feet will total 3-5 inches, except 9-12 inches over Lassen Peak
Wind: Southwest mountain wind gusts 40-45 mph, strongest late Tue and Wed night

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