Western Plumas County/Lassen Park Severe Watches & Warnings NOAA Weather Radio

Winter Weather Advisory
Statement as of 24. huhtikuuta 2014 klo 02:56 (PDT)

...Winter Weather Advisory in effect from 11 PM this evening to 5 am PDT Saturday above 5500 feet...

The National Weather Service in Sacramento has issued a Winter Weather Advisory above 5500 feet for heavy snow and/or blowing snow... which is in effect from 11 PM this evening to 5 am PDT Saturday.

* Snow accumulations: 5 to 10 inches above 5500 feet and up to 4 inches down to 4500 feet.

* Timing: snow begins above 7000 feet tonight before impacting areas down to 4500 feet Friday night.

* Locations include: Lassen National Park...Donner Pass...Echo Summit...Carson Pass.

* Winds: southwest 15 to 25 mph with gusts 35 to 50 mph.

* Impacts: greatest impacts may be periods of late season heavy snowfall accumulating on roads at pass level Friday afternoon into overnight. Blowing snow near Sierra crest may also limit visibilities.

* For a detailed view of the hazard area...visit http://www.Weather.Gov/Sacramento/hazards.

Precautionary/preparedness actions...

A Winter Weather Advisory for heavy snow and blowing snow means that visibilities will be limited due to a combination of falling and blowing snow. Use caution when traveling... especially in open areas.

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Special Statement
Statement as of 24. huhtikuuta 2014 klo 04:42 (PDT)

...Colder Pacific storm tonight into early Saturday...

* impacts: chain requirements possible with accumulating snow over trans-Sierra mountain passes tonight through early Saturday. Potential thunderstorms Friday with heavy rain, small hail, and gusty wind.

* Confidence: high in timing. Medium in precipitation amounts and thunderstorm potential.

* Timing: precipitation then increases and spreads over all of interior northern California this evening into Friday. Best thunderstorm chances are Friday into Friday evening over the southern Sacramento and northern San Joaquin valleys.

* Snow levels: initially around 6000 to 7000 feet today into tonight...lowering to around 4500 feet by early Saturday.

* Precipitation amounts: generally around half an inch or less in the Central Valley with higher amounts possible in the foothills and mountains and with thunderstorms. Snow amounts from 5 to 10 inches over the higher mountain terrain.

Jclapp