Arnold, CA….The latest storm system marks a return visit by El Nino. Today: Heavy rain at lower elevations…and heavy rain and heavy snow at higher elevations. Windy. Highs 32 to 46 higher elevations…43 to 49 lower elevations. Snow accumulation of 3 to 9 inches higher elevations. Snow level 7000 feet decreasing to 5500 feet in the afternoon. Prevailing southwest winds 15 to 30 mph with gusts to around 50 mph. Over ridges…prevailing southwest winds 25 to 45 mph decreasing to 25 to 35 mph in the afternoon. Tonight: Rain and snow showers. Colder. Lows 17 to 32 higher elevations…30 to 40 lower elevations. Snow accumulation up to 2 inches lower elevations…6 to 10 inches higher elevations. Snow level 4500 feet. Prevailing southwest winds 5 to 15 mph with gusts to around 35 mph.

The Above Is A Snapshot Based On Elevation Levels. We Always Have The Latest Weather & Road Conditions On Our Weaher Page

Friday
Mostly cloudy. Rain and snow showers likely in the morning…then a chance of rain and snow showers in the afternoon. Highs 24 to 38 higher elevations…37 to 43 lower elevations. Snow accumulation 2 to 4 inches. Snow level 4000 feet. Prevailing southwest winds up to 15 mph.

Friday Night
Mostly cloudy. A slight chance of rain and snow showers in the evening…then a slight chance of snow after midnight. Lows 14 to 29 higher elevations…27 to 37 lower elevations. Snow level 4000 feet. Prevailing southwest winds up to 10 mph in the evening becoming light.

Saturday
Mostly cloudy. A slight chance of snow in the morning…then a chance of rain and snow in the afternoon. Not as cool. Highs 29 to 41 higher elevations…38 to 44 lower elevations. Snow level 4000 feet. Prevailing northeast winds up to 10 mph in the morning becoming light.

Saturday Night
Mostly cloudy with a chance of rain and snow. Lows 22 to 37.

Sunday
Heavy rain and snow. Highs 30 to 45.

Sunday Night
Rain and snow. Breezy…colder. Lows 17 to 32.

Monday
Mostly cloudy with a chance of snow showers. Highs 28 to 43.

Monday Night
Mostly cloudy with a slight chance of snow showers. Colder. Lows 11 to 26.

Tuesday
Partly cloudy with a slight chance of snow showers. Highs 30 to 45.

Tuesday Night And Wednesday
Partly cloudy. Lows 14 to 29. Highs 28 to 43.

Winter Storm Warning

URGENT – WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
257 AM PST THU DEC 10 2015

…HEAVY WET SNOW RETURNS TO LASSEN PARK AND THE NORTHERN SIERRA
NEVADA MOUNTAINS ABOVE 5000 FEET EARLY THURSDAY THROUGH EARLY
FRIDAY…

…LOW SNOW LEVELS TONIGHT OVER SHASTA COUNTY AND THE COASTAL
RANGE…

.A STRONG WINTER STORM WILL MOVE THROUGH NORTHERN CALIFORNIA
TODAY. THE HIGHER ELEVATIONS OF THE SIERRA WILL BE IMPACTED TODAY
WITH SNOW LEVELS LOW ENOUGH TO IMPACT PARTS OF THE COAST RANGE BY
THIS EVENING THROUGH EARLY FRIDAY. TODAY WILL BE MOST IMPACTFUL
OVER THE SIERRA WITH PERIODS OF HEAVY WET SNOW AND STRONG GUSTY
WINDS RESULTING IN TREACHEROUS TRAVEL CONDITIONS ACROSS THE
MOUNTAIN PASSES OF THE NORTHERN SIERRA. SNOWFALL ACCUMULATIONS UP
TO 2 FEET NEAR THE TRANS SIERRA PASSES WITH UP TO 3 FEET AT THE
HIGHER ELEVATIONS CAN BE EXPECTED. SNOW LEVELS ARE EXPECTED TO
LOWER TO AROUND 4000 FEET BY THIS EVENING WHICH WILL IMPACT PARTS
OF THE COAST RANGE WITH SOME LOCALLY LOWER LEVELS DOWN TO AROUND
3000 FEET.

CAZ068-069-101900-
/O.CON.KSTO.WS.W.0008.151210T1200Z-151211T1200Z/
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF…CHESTER…QUINCY…BLUE CANYON
257 AM PST THU DEC 10 2015

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY…

* MAIN IMPACT: MAJOR TRAVEL IMPACTS ARE EXPECTED OVER TRANS
SIERRA ROUTES WITH TRAVEL DELAYS AND CHAIN CONTROLS EXPECTED
THURSDAY AND THURSDAY NIGHT.

* CONFIDENCE…HIGH FOR AMOUNTS AND TIMING.

* TIMING…LIGHT SNOW THIS MORNING BECOMES HEAVY ACROSS THE
NORTHERN SIERRA PASSES MID MORNING THROUGH THE THIS EVENING.

* LOCATIONS…INTERSTATE 80 OVER DONNER PASS… HIGHWAY 50 OVER
ECHO SUMMIT… AND HIGHWAY 88 OVER CARSON PASS.

* SNOW ACCUMULATIONS…12 TO 24 INCHES POSSIBLE NEAR THE THE
NORTHERN SIERRA PASSES WITH 6 TO 12 INCHES DOWN TO AROUND THE
5000 FOOT LEVEL. ACCUMULATIONS OF 2 TO 3 INCHES POSSIBLE DOWN
TO 3000 TO 4000 FEET.

* OTHER IMPACTS…HEAVY WET SNOW MAY SNAP POWER LINES AND BREAK
TREE LIMBS RESULTING IN LOCAL POWER OUTAGES. BREEZY TO GUSTY
SOUTH WINDS WILL RESULT IN LOCAL WHITEOUT CONDITIONS OVER THE
SIERRA PASSES AND MAY TOPPLE WEAKENED TREES.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED THURSDAY. SIGNIFICANT AMOUNTS OF HEAVY
WET SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY
TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL…KEEP AN EXTRA
FLASHLIGHT… FOOD…AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

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INTERACT WITH US VIA SOCIAL MEDIA
WWW.FACEBOOK.COM/NWS.SACRAMENTO
WWW.TWITTER.COM/NWSSACRAMENTO

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