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Winter Storm Update: 3 Waves of Heavy Precipitation

...SNOW IN THE SIERRA TODAY THROUGH SUNDAY NIGHT...

.A STRONG LOW PRESSURE SYSTEM WILL REMAIN STATIONARY OFF THE
PACIFIC NORTHWEST COAST THROUGH THIS WEEKEND. A STRONG JET MOVING
AROUND THE BASE OF THE LOW WILL PICK UP DEEP PACIFIC MOISTURE
BRINGING PERIODS OF MODERATE TO HEAVY SNOW TODAY THROUGH SUNDAY
NIGHT.

DANGEROUS WINTER CONDITIONS WILL IMPACT HOLIDAY TRAVEL AND
OUTDOOR ACTIVITIES. ACROSS THE SIERRA...PERIODS OF HEAVY SNOW AND
STRONG WINDS COULD LEAD TO WHITEOUT CONDITIONS AND VERY LENGTHY
TRAVEL DELAYS ESPECIALLY BY SATURDAY. TRAVELERS SHOULD STRONGLY
CONSIDER AN ALTERNATE ROUTE TO AVOID THE SIERRA PASSES THIS
WEEKEND.

...WINTER STORM WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO
4 AM PST MONDAY...

THE WINTER STORM WARNING FOR HEAVY SNOW AND WINDS IS NOW IN
EFFECT FROM 10 AM THIS MORNING TO 4 AM PST MONDAY.

* TIMING: PERIODS OF LIGHT TO OCCASIONALLY MODERATE SNOW
  DEVELOPING LATE THIS MORNING WILL CONTINUE THIS AFTERNOON AND
  OVERNIGHT. SNOW WILL INTENSIFY EARLY SATURDAY MORNING WITH
  PERIODS OF HEAVY SNOW SATURDAY THROUGH SUNDAY NIGHT.

* SNOW ACCUMULATIONS TODAY: 3 TO 6 INCHES EAST OF HIGHWAY 89...
  WITH 6 TO 10 INCHES WEST OF HIGHWAY 89.

* SNOW ACCUMULATIONS EARLY SATURDAY THROUGH SUNDAY EVENING: OVER
  2 FEET ABOVE 7000 FEET WITH 1 TO 2 FEET IN THE TAHOE BASIN.
  THE HIGHEST TOTAL ACCUMULATIONS WILL OCCUR ALONG AND WEST OF
  HIGHWAY 89 AND NEAR MOUNT ROSE WHERE 3 TO 5 FEET IS
  POSSIBLE.

* WINDS: SOUTH TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 45 MPH.
  RIDGE GUSTS UP TO 100 MPH.

* IMPACTS: PERIODS OF HEAVY SNOW AND STRONG WINDS WILL LEAD TO
  WHITEOUT CONDITIONS AND LENGTHY TRAVEL DELAYS...ESPECIALLY
  SATURDAY AND SUNDAY. TRAVELERS NEED TO CONSIDER A SECONDARY
  ROUTE TO AVOID THE SIERRA PASSES THIS WEEKEND. BACK COUNTRY
  ACTIVITIES ARE NOT ADVISED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS WILL DETERIORATE RAPIDLY LATE TONIGHT AND EARLY
SATURDAY. TRAVEL IS DISCOURAGED OVER THE SIERRA PASSES THIS
WEEKEND. CARRY EXTRA FOOD...WATER AND CLOTHES IN YOUR CAR IF YOU
MUST TRAVEL. CHECK OUR WEBSITE AT WEATHER.GOV/RENO FOR UPDATES ON
THIS SITUATION.

Today: Snow. High near 34. Windy, with a south wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.

Tonight: Snow. Low around 29. Very windy, with a south wind around 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Saturday: Snow. High near 34. Windy, with a south wind 30 to 35 mph decreasing to 25 to 30 mph in the morning. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

Saturday Night: Snow. Low around 24. Windy, with a south wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

Sunday: Snow. High near 29. Breezy, with a south wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.

Sunday Night: Snow. Low around 21. Breezy. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

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