Alert archive / California / Winter Storm Warnings in 2017

Winter Storm Warning 9, NWS Reno, NV

February 18, 20175 counties in California; Douglas County, Washoe County, Nevada

NWS Reno, NV issued this winter storm warning at Feb 18, 2017, 3:41 PM PST for 5 counties in California; Douglas County, Washoe County, Nevada. It took effect at Feb 19, 2017, 10:00 PM PST. It was in force for 58 hr. 37 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 18, 2017, 3:41 PM PST (23:41 UTC)
In effect from
Feb 19, 2017, 10:00 PM PST
Expired
Feb 22, 2017, 7:49 AM PST
In force
58 hr
Issued by
NWS Reno, NV

Counties Alpine County, CA, El Dorado County, CA, Mono County, CA, Nevada County, CA, Placer County, CA, Douglas County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 92 km from the middle of the area, began a volume at 23:44 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 20, 7:20 AM PSTSNOW 111 Nnw Incline Village, NVTRAINED WEATHER SPOTTER REPORTED 11 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS.
Feb 20, 9:41 AM PSTSNOW 8.51 Ne Incline Village, NVTRAINED WEATHER SPOTTER REPORTED 8.5 INCHES OF NEW SNOWFALL SINCE MIDNIGHT AT 6700 FEET.
Feb 20, 10:37 AM PSTSNOW 8Northstar, CA24 HOUR SNOWFALL TOTAL REPORTED AT NORTHSTAR AT TAHOE.
Feb 20, 10:37 AM PSTSNOW 8Squaw Valley, CASQUAW VALLEY REPORTED 8 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS.
Feb 20, 10:37 AM PSTSNOW 9Heavenly Valley, NV24 HOUR SNOWFALL TOTAL MEASURED AT HEAVENLY LAKE TAHOE.
Feb 20, 10:37 AM PSTSNOW 16Mount Rose Ski Area, NV24 HOUR SNOWFALL TOTAL REPORTED AT MOUNT ROSE SKI RESORT.
Feb 20, 10:45 AM PSTSNOW 121 E Incline Village, NV24 HOUR SNOWFALL TOTAL MEASURED AT DIAMOND PEAK SKI.
Feb 20, 10:45 AM PSTSNOW 162 W Mammoth Lakes, CAMAMMOTH MOUNTAIN REPORTED 16 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS.
Feb 20, 3:11 PM PSTHEAVY SNOW 165 Wsw Prosser Creek Res, CATRAINED WEATHER SPOTTER RECORDED 16 INCHES OF HEAVY SNOW IN THE LAST 24 HOURS.
Feb 20, 4:39 PM PSTHEAVY SNOW 9Ene Homewood, CA9 INCHES OF SNOW SO FAR AND STILL SNOWING HEAVILY. APPROXIMATE ELEVATION 6250 FEET.
Feb 20, 6:45 PM PSTHEAVY SNOW 31Nne Mount Rose Ski Area, NVSKY TAVERN SKI AREA REPORTED 31 INCHES OF SNOWFALL IN THE PAST 24 HOURS. ELEVATION 7583 FEET.
Feb 21, 5:36 AM PSTHEAVY SNOW 43S Mount Rose Ski Area, NVMT ROSE SKI RESORT REPORTED 39-43 INCHES OF NEW SNOW. SNOW IS ONGOING AT TIME OF REPORT
Feb 21, 6:03 AM PSTHEAVY SNOW 304 W Mammoth Lakes, CASTORM TOTAL 26-30 INCHES SINCE EARLY MONDAY MORNING AT MAMMOTH MOUNTAIN SKI AREA. STILL SNOWING.
Feb 21, 6:06 AM PSTHEAVY SNOW 282 Nw Alpine Meadows, CASQUAW VALLEY SKI RESORT REPORTED 18 TO 28 INCHES OF SNOW IN THE PAST 24 HOURS. SNOW IS ONGOING AT TIME OF THIS REPORT.
Feb 21, 6:06 AM PSTHEAVY SNOW 301 Sw Alpine Meadows, CAALPINE SKI RESORT REPORTED 23-30 INCHES OF SNOW IN THE PAST 24 HOURS. SNOW IS ONGOING AT TIME OF THIS REPORT.
Feb 21, 6:11 AM PSTHEAVY SNOW 273 E Incline Village, NVDIAMOND PEAK SKI RESORT REPORTED 27 INCHES OF SNOW IN THE PAST 24 HOURS. SNOW IS ONGOING AT TIME OF THIS REPORT.
Feb 21, 6:11 AM PSTHEAVY SNOW 323 Ese Soda Springs, CASUGAR BOWL SKI RESORT REPORTED 23-32 INCHES OF SNOW IN THE PAST 24 HOURS. SNOW IS ONGOING AT TIME OF THIS REPORT.
Feb 21, 6:15 AM PSTHEAVY SNOW 255 Wnw Kings Beach, CANORTHSTAR SKI RESORT REPORTED 25 INCHES OF NEW SNOW IN THE PAST 24 HOURS. SNOW IS ONGOING AT TIME OF THIS REPORT.
Feb 21, 6:17 AM PSTHEAVY SNOW 28Nne Homewood, CAHOMEWOOD SKI RESORT REPORTED 24 HOUR SNOW TOTALS OF 8 INCHES AT THE LOWER MOUNTAIN AND 28 INCHES ON THE UPPER MOUNTAIN. SNOW IS ONGOING AT TIME OF REPORT.
Feb 21, 6:43 AM PSTHEAVY SNOW 244 Wsw Carson Pass, CAKIRKWOOD SKI RESORT MEASURED 24 INCHES IN THE PAST 24 HOURS. SNOW IS ONGOING.
Feb 21, 6:43 AM PSTHEAVY SNOW 423 Ese South Lake Tahoe, CAHEAVENLY SKI RESORT REPORTED 42 INCHES IN THE PAST 24 HOURS. SNOW IS ONGOING AT THIS TIME.
Feb 21, 8:20 AM PSTHEAVY SNOW 918 Nnw Reno, NVCOCORAHS OBSERVER REPORTED 9.0 INCHES OF HEAVY SNOW IN THE LAST 24 HOURS.
Feb 21, 8:40 AM PSTHEAVY SNOW 261 Ne Incline Village, NVTRAINED WEATHER SPOTTER REPORTED 26 INCHES OF HEAVY SNOW IN THE LAST 12 HOURS AT 7600 FEET.
Feb 21, 9:50 PM PSTSNOW 7.54 N Reno, NVPUBLIC REPORTED 7.5 INCHES OF SNOWFALL IN PANTHER VALLEY VIA FACEBOOK.
Feb 21, 10:00 PM PSTSNOW 6.54 Ene Verdi, NVPUBLIC REPORTED 6.5 INCHES OF SNOWFALL IN SOMERSETT VIA FACEBOOK.
Feb 21, 10:10 PM PSTSNOW 82 W Reno, NVPUBLIC REPORTED 8 INCHES OF SNOWFALL AT THE INTERSECTION OF MCCARRAN AND LAS BRISAS IN NORTHWEST RENO VIA FACEBOOK.
Feb 21, 10:20 PM PSTHEAVY SNOW 12Galena, NVPUBLIC REPORTED 12 INCHES OF SNOWFALL AT 5500 FT NEAR GALENA VIA FACEBOOK.
Feb 21, 10:45 PM PSTSNOW 72 Nne Reno, NVPUBLIC REPORTED 7 INCHES OF STORM TOTAL SNOWFALL VIA FACEBOOK.
Feb 21, 11:00 PM PSTHEAVY SNOW 8.59 Nne Spanish Springs A, NVPUBLIC REPORTED 8.5 INCHES OF SNOWFALL FROM 2 PM TO 11 PM PST AT AN ELEVATION OF 5700 FEET VIA FACEBOOK.
Feb 21, 11:32 PM PSTHEAVY SNOW 104 Ssw Reno, NVTRAINED WEATHER SPOTTER REPORTED 10 INCHES OF SNOWFALL SINCE 1115 AM PST. ELEVATION 5160 FEET.
Feb 22, 12:00 AM PSTSNOW 9.56 W Reno, NVPUBLIC REPORTED 9.5 INCHES OF SNOWFALL IN SOMERSETT AT MIDNIGHT VIA FACEBOOK.
Feb 22, 4:00 AM PSTHEAVY SNOW 10.4Nws Reno, NV24 HOUR STORM TOTAL.
Feb 22, 5:25 AM PSTHEAVY SNOW 523 Ese Soda Springs, CA2 DAY STORM TOTAL AT SUGAR BOWL SKI RESORT SUMMIT ELEVATION 8383 FT WITH 20 INCHES IN PAST 24 HOURS. BASE ELEVATION 6883 FT RECEIVED 2 DAY STORM TOTAL OF 36 INCHES WITH 13 INCHES IN PAST 24 HOURS.
Feb 22, 5:56 AM PSTHEAVY SNOW 424 W Mammoth Lakes, CASTORM TOTAL 38-42 INCHES SINCE EARLY MONDAY MORNING AT MAMMOTH MOUNTAIN SKI AREA. 12 INCHES IN PAST 24 HOURS.
Feb 22, 6:07 AM PSTHEAVY SNOW 63Mount Rose Ski Area, NVSTORM TOTAL 59-63 INCHES SINCE SUNDAY EVENING. ELEVATION 8260 FEET.
Feb 22, 6:18 AM PSTHEAVY SNOW 61Northstar Ski Area, CA48 HOUR STORM TOTAL AT SUMMIT ELEVATION 8610 FEET. 36 INCHES IN PAST 24 HOURS.
Feb 22, 7:20 AM PSTHEAVY SNOW 84 E Verdi, NVTRAINED SPOTTER MEASURED 8 INCHES OF SNOW IN THE LAST 24 HOURS AT ELEVATION 4800 FEET.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Reno, NV (KREV), launched 12:00Z, 11.7 hours before the alert went out and 166 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Reno, NV at 12:00Z on 2017-02-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 2017-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
741 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

288 
WWUS45 KREV 182341
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
341 PM PST Sat Feb 18 2017

CAZ072-NVZ002-191400-
/O.NEW.KREV.WS.W.0009.170220T0600Z-170221T1200Z/
Greater Lake Tahoe Area-
341 PM PST Sat Feb 18 2017

...WINTER STORM WARNING IN EFFECT FROM 10 PM SUNDAY TO 4 AM PST
TUESDAY ABOVE 6500 FEET...

The National Weather Service in Reno has issued a Winter Storm
Warning above 6500 feet for heavy snow, which is in effect from 
10 PM Sunday to 4 AM PST Tuesday. 

* Timing: Heavy snow will push into the region late Sunday night
  through Tuesday morning. 

* Snow Accumulations: 1 to 3 feet above 6500 feet...with 3 to 5
  feet above 7500 feet. Heaviest snow will be west of Highway 89
  and along the Sierra Crest. Generally less than 6 inches of snow
  expected below 6500 feet.

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55 
  mph. Sierra ridges gusting to over 130 mph.

* Snow Levels: Around 6500 to 7000 feet, rising to near 7500 feet
  during the day on Monday, then falling again Monday night to
  near 6000 feet.

* Impacts: Heavy snow will create dangerous conditions, with
  travel being severely impacted over the Sierra passes. Whiteout
  conditions are likely over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible, you could be stuck in your vehicle for
many hours. If you must travel, prepare for long delays and carry
an emergency kit with extra food, water and clothing. If you stay
home, have a backup plan in case of power outages.

&&

$$

CAZ073-191400-
/O.NEW.KREV.WS.W.0009.170220T0600Z-170221T1200Z/
Mono County-
Including the city of Mammoth Lakes
341 PM PST Sat Feb 18 2017

...WINTER STORM WARNING IN EFFECT FROM 10 PM SUNDAY TO 4 AM PST
TUESDAY ABOVE 7000 FEET...

The National Weather Service in Reno has issued a Winter Storm
Warning above 7000 feet for heavy snow, which is in effect from 
10 PM Sunday to 4 AM PST Tuesday. 

* Timing: Heavy snow will push into the region late Sunday night
  through Tuesday morning. 

* Snow Accumulations: 1 to 3 feet above 7000 feet. Up to 4 feet 
  along the Sierra Crest. Generally less than 6 inches of snow
  expected below 7000 feet.

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55 
  mph. Sierra ridges gusting to over 130 mph.

* Snow Levels: 7000 to 7500 feet.

* Impacts: Heavy snow will create dangerous conditions, with
  travel being severely impacted over the Sierra passes. Whiteout
  conditions are likely over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible, you could be stuck in your vehicle for
many hours. If you must travel, prepare for long delays and carry
an emergency kit with extra food, water and clothing. If you stay
home, have a backup plan in case of power outages.

&&

$$

CAZ071-191400-
/O.NEW.KREV.WW.Y.0013.170220T0600Z-170221T1200Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
341 PM PST Sat Feb 18 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 4 AM
PST TUESDAY ABOVE 5500 FEET...

The National Weather Service in Reno has issued a Winter Weather
Advisory above 5500 feet for snow, which is in effect from
10 PM Sunday to 4 AM PST Tuesday. 

* Timing: Heavy rain and snow will push into the region late 
  Sunday night through Tuesday morning. 

* Snow Accumulations: 8 to 16 inches above 5500 feet. Up to 3 feet
  for elevations above 6500 feet. Up to 2 inches between 5000 and
  5500 feet. The highest totals will be west of Highway 395.

* Winds: South to Southwest winds 20 to 30 mph with gusts to 50 
  mph. Sierra ridges gusting to over 110 mph.

* Snow Levels: Near 5500 feet early Monday morning, then rising to 
  near 6500 feet Monday afternoon before falling again Monday 
  evening to near 5500 feet.

* Impacts: Heavy snow will create hazardous conditions, with
  travel being impacted over Fredonyer Summit and Yuba Pass. 
  Whiteout conditions are likely over the passes and in the 
  backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Even light snowfall causes major travel delays, especially during
periods of high traffic volume. Be sure to allow extra time to
reach your destination. Leave extra space between vehicles since
it takes longer to stop on slick roadways.

&&

$$

HOON

http://weather.gov/reno
10 follow-up statements
281 
WWUS45 KREV 191330
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
530 AM PST Sun Feb 19 2017

CAZ072-NVZ002-200000-
/O.CON.KREV.WS.W.0009.170220T0600Z-170221T1200Z/
Greater Lake Tahoe Area-
530 AM PST Sun Feb 19 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 4 AM PST TUESDAY ABOVE 6500 FEET...

* Timing: Periods of light snow today will increase this evening,
  with heavy snow pushing into the region late tonight and
  continuing through early Tuesday morning. 

* Snow Accumulations: Above 7500 feet...2 to 5 feet. Between 6500
  and 7500 feet...8 to 24 inches. Heaviest snow will be west of
  Highway 89 and along the Sierra crest. Below 6500 feet...Up to 6
  inches. 

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55
  mph. Sierra ridge gusts over 130 mph.

* Snow Levels: Near 6000 feet through this evening, rising
  overnight to near 7500 feet Monday morning, then falling again
  Monday night to near 6500 feet. 

* Impacts: Heavy snow will create dangerous conditions, with 
  travel being severely impacted over the Sierra passes. 
  Whiteout conditions are likely over the passes and in the 
  backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible tonight through Monday night, you could 
be stuck in your vehicle for many hours. If you must travel, 
prepare for long delays and carry an emergency kit with extra 
food, water and clothing. If you stay home, have a backup plan in 
case of power outages.

&&

$$

CAZ073-200000-
/O.CON.KREV.WS.W.0009.170220T0600Z-170221T1200Z/
Mono County-
Including the city of Mammoth Lakes
530 AM PST Sun Feb 19 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 4 AM PST TUESDAY ABOVE 7000 FEET...

* Timing: Periods of light snow this afternoon will increase this
  evening, with heavy snow pushing into the region late tonight 
  and continuing through early Tuesday morning.  

* Snow Accumulations: Above 8000 feet...18 to 36 inches with
  locally up to 4 feet along the Sierra Crest. Between 7000 and
  8000 feet...8 to 20 inches. Below 7000 feet...up to 8 inches
  with less than 4 inches below 6500 feet. 

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55
  mph. Sierra ridge gusts over 100 mph.

* Snow Levels: Near 7000 feet...rising to between 7500 and 8000
  feet on Monday.

* Impacts: Heavy snow will create dangerous conditions, with 
  travel being severely impacted over the Sierra passes. 
  Whiteout conditions are likely over the passes and in the 
  backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible tonight through Monday night, you could 
be stuck in your vehicle for many hours. If you must travel, 
prepare for long delays and carry an emergency kit with extra 
food, water and clothing. If you stay home, have a backup plan in 
case of power outages.

&&

$$

CAZ071-200000-
/O.CON.KREV.WW.Y.0013.170220T0600Z-170221T1200Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
530 AM PST Sun Feb 19 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM PST TUESDAY ABOVE 5500 FEET...

* Timing: Periods of light snow today will increase this evening,
  with heavy rain and snow pushing into the region late tonight  
  and continuing through early Tuesday morning. 

* Snow Accumulations: Above 6500 feet...1 to 3 feet. Between 5500
  and 6500 feet...8 to 16 inches. Heaviest snow expected west of
  Highway 395. Below 5500 feet...up to 8 inches with less than 4
  inches below 5000 feet.

* Winds: South to Southwest winds 20 to 30 mph with gusts to 50
  mph. Gusts on higher ridges over 90 mph.

* Snow Levels: Between 5000 and 5500 feet through this evening,
  then rising to near 6500 feet Monday morning before falling
  again to between 5000 and 5500 feet Monday night. 

* Impacts: Heavy snow will create hazardous conditions, with 
  travel being impacted over Fredonyer Summit and Yuba Pass. 
  Whiteout conditions are likely over the passes and in the 
  backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel tonight through Monday night in higher elevations of
northeast California, where major travel delays are likely. Be 
sure to allow extra time to reach your destination. Leave extra 
space between vehicles since it takes longer to stop on slick 
roadways.

&&

$$

http://weather.gov/reno
113 
WWUS45 KREV 192258
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
258 PM PST Sun Feb 19 2017

CAZ072-NVZ002-201400-
/O.EXT.KREV.WS.W.0009.170220T0600Z-170222T0000Z/
Greater Lake Tahoe Area-
258 PM PST Sun Feb 19 2017

...WINTER STORM WARNING NOW IN EFFECT FROM 10 PM THIS EVENING TO
4 PM PST TUESDAY ABOVE 6500 FEET...

The Winter Storm Warning above 6500 feet is now in effect from
10 PM this evening to 4 PM PST Tuesday. 

* Timing: Periods of light snow today will increase this 
  evening, with heavy snow pushing into the region late tonight 
  and continuing through early Tuesday morning. 

* Snow Accumulations: Above 7500 feet...2 to 5 feet. Between
  6500 and 7500 feet...8 to 24 inches. Heaviest snow will be 
  west of Highway 89 and along the Sierra crest. Below 6500 
  feet...Up to 6 inches. 

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55 
  mph. Sierra ridge gusts over 130 mph.

* Snow Levels: Near 6000 feet through this evening, rising 
  overnight to near 7500 feet Monday morning, then falling 
  again Monday night to near 6500 feet.

* Impacts: Heavy snow will create dangerous conditions, with 
  travel being severely impacted over the Sierra passes. 
  Whiteout conditions are likely over the passes and in the 
  backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible tonight through Monday night, you could
be stuck in your vehicle for many hours. If you must travel,
prepare for long delays and carry an emergency kit with extra
food, water and clothing. If you stay home, have a backup plan in
case of power outages.

&&

$$

CAZ073-201400-
/O.EXT.KREV.WS.W.0009.170220T0600Z-170222T0000Z/
Mono County-
Including the city of Mammoth Lakes
258 PM PST Sun Feb 19 2017

...WINTER STORM WARNING NOW IN EFFECT FROM 10 PM THIS EVENING TO
4 PM PST TUESDAY ABOVE 7000 FEET...

The Winter Storm Warning above 7000 feet is now in effect from
10 PM this evening to 4 PM PST Tuesday. 

* Timing: Periods of light snow this afternoon will increase 
  this evening, with heavy snow pushing into the region late 
  tonight and continuing through early Tuesday morning. 

* Snow Accumulations: Above 8000 feet...18 to 36 inches with 
  locally up to 4 feet along the Sierra Crest. Between 7000 
  and 8000 feet...8 to 20 inches. Below 7000 feet...up to 8 
  inches with less than 4 inches below 6500 feet.

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55 
  mph. Sierra ridge gusts over 100 mph.

* Snow Levels: Near 7000 feet...rising to between 7500 and 8000 
  feet on Monday.

* Impacts: Heavy snow will create dangerous conditions, with 
  travel being severely impacted over the Sierra passes. 
  Whiteout conditions are likely over the passes and in the 
  backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible tonight through Monday night, you could
be stuck in your vehicle for many hours. If you must travel,
prepare for long delays and carry an emergency kit with extra
food, water and clothing. If you stay home, have a backup plan in
case of power outages.

&&

$$

CAZ071-201400-
/O.EXT.KREV.WW.Y.0013.170220T0600Z-170222T0000Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
258 PM PST Sun Feb 19 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING
TO 4 PM PST TUESDAY ABOVE 5500 FEET...

The Winter Weather Advisory above 5500 feet is now in effect from
10 PM this evening to 4 PM PST Tuesday. 

* Timing: Periods of light snow today will increase this 
  evening, with heavy rain and snow pushing into the region late 
  tonight and continuing through early Tuesday morning. 

* Snow Accumulations: Above 6500 feet...1 to 3 feet. Between
  5500 and 6500 feet...8 to 16 inches. Heaviest snow expected 
  west of Highway 395. Below 5500 feet...up to 8 inches with 
  less than 4 inches below 5000 feet. 

* Winds: South to Southwest winds 20 to 30 mph with gusts to 50 
  mph. Gusts on higher ridges over 90 mph.

* Snow Levels: Between 5000 and 5500 feet through this evening, 
  then rising to near 6500 feet Monday morning before falling 
  again to between 5000 and 5500 feet Monday night.

* Impacts: Heavy snow will create hazardous conditions, with 
  travel being impacted over Fredonyer Summit and Yuba Pass. 
  Whiteout conditions are likely over the passes and in the 
  backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel tonight through Monday night in higher elevations of
northeast California, where major travel delays are likely. Be
sure to allow extra time to reach your destination. Leave extra
space between vehicles since it takes longer to stop on slick
roadways.

&&

$$

Hoon

http://weather.gov/reno
050 
WWUS45 KREV 201308
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
508 AM PST Mon Feb 20 2017

CAZ072-NVZ002-210000-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T0000Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
508 AM PST Mon Feb 20 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...

* Timing: Moderate to heavy snow and rain will continue through
  Tuesday with the heaviest snow expected this afternoon and
  evening. 

* Snow Accumulations: Above 7500 feet...2 to 5 feet. Between 6500
  and 7500 feet...8 to 24 inches. Heaviest snow will be west of
  Highway 89 and along the Sierra crest. Below 6500 feet...Up to 8
  inches mainly on Tuesday. 

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55
  mph. Sierra ridge gusts over 100 mph, with peak gusts up to 150
  mph tonight. 

* Wave Heights on Lake Tahoe: 2 to 5 feet with highest waves
  expected tonight from mid lake to the north and east shores.

* Snow Levels: Between 7000 and 7500 feet through this evening,
  possibly lowering to near 6500 feet at times during periods of
  heavy precipitation. Snow levels will then fall to near 6500
  feet by early Tuesday morning and below 6000 feet by Tuesday 
  afternoon.

* Impacts: Heavy snow will create dangerous conditions, with
  travel being severely impacted over the Sierra passes. Snowfall
  rates will exceed 2 inches per hour at times, producing whiteout
  conditions over the passes and in the backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel today through Tuesday, you could be stuck in your 
vehicle for many hours. If you must travel, prepare for long 
delays and carry an emergency kit with extra food, water and 
clothing. If you stay home, have a backup plan in case of power 
outages.

&&

$$

CAZ073-210000-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T0000Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
508 AM PST Mon Feb 20 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...

* Timing: Moderate to heavy snow and rain will continue through
  Tuesday with the heaviest snow expected this morning through
  early afternoon...and again late tonight. 

* Snow Accumulations: Above 8000 feet...18 to 36 inches with
  locally up to 4 feet along the Sierra Crest. Between 7000 and
  8000 feet...8 to 20 inches. Below 7000 feet...up to 8 inches
  with less than 4 inches below 6500 feet mainly on Tuesday.

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55
  mph. Sierra ridge gusts up to 120 mph.

* Snow Levels: Between 7500 and 8000 feet through tonight,
  possibly lowering to near 7000 feet at times during periods of
  heavy precipitation. Snow levels will then fall to near 7000
  feet by Tuesday morning and near 6500 feet by Tuesday afternoon.

* Impacts: Heavy snow will create dangerous conditions, with
  travel being severely impacted over the Sierra passes. Snowfall
  rates will exceed 2 inches per hour at times, producing whiteout
  conditions over the passes and in the backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel today through Tuesday, you could be stuck in your 
vehicle for many hours. If you must travel, prepare for long 
delays and carry an emergency kit with extra food, water and 
clothing. If you stay home, have a backup plan in case of power 
outages.

&&

$$

CAZ071-210000-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T0000Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
508 AM PST Mon Feb 20 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...

* Timing: Moderate to heavy rain and snow will continue through
  Tuesday with the heaviest snow expected from mid afternoon
  through this evening. 

* Snow Accumulations: Above 6500 feet...1 to 3 feet. Between 
  5500 and 6500 feet...8 to 16 inches. Heaviest snow expected 
  west of Highway 395. Below 5500 feet...up to 8 inches with 
  less than 4 inches below 5000 feet mainly on Tuesday.

* Winds: South to Southwest winds 20 to 30 mph with gusts to 50 
  mph. Gusts on higher ridges over 90 mph.

* Snow Levels: Near 6500 feet through this evening, possibly
  lowering to between 5500 and 6000 feet at times during periods
  of heavy precipitation. Snow levels will then fall to near 5500
  feet by late tonight and between 4500 and 5000 feet on Tuesday.

* Impacts: Heavy snow will create hazardous conditions, with
  travel being impacted over Fredonyer Summit and Yuba Pass.
  Snowfall rates will exceed 2 inches per hour at times, producing
  whiteout conditions over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible today through Tuesday in higher elevations
of northeast California, where major travel delays are likely. Be
sure to allow extra time to reach your destination. Leave extra 
space between vehicles since it takes longer to stop on slick 
roadways.

&&

$$

http://weather.gov/reno
649 
WWUS45 KREV 202328
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
328 PM PST Mon Feb 20 2017

CAZ072-NVZ002-211300-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T0000Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
328 PM PST Mon Feb 20 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...

* Timing: Moderate to heavy snow will continue through Tuesday
  with the heaviest snow expected this evening. Snow will mix with
  rain at times below 7000 feet through this evening.

* Additional Snow Accumulations: Above 7000 feet...18 to 36
  inches. Between 6500 and 7000 feet...8 to 16 inches. Heaviest
  snow will be along and west of Highway 89. Below 6500 feet...3 
  to 12 inches mainly after midnight tonight.

* Winds: South to Southwest winds 20 to 35 mph with gusts to 55
  mph. Sierra ridge gusts over 100 mph, with peak gusts over 150 
  mph tonight.

* Wave Heights on Lake Tahoe: 2 to 5 feet with highest waves 
  expected tonight from mid lake to the north and east shores.

* Snow Levels: Near 6500 feet this evening falling to the valley
  floors early Tuesday morning. Snow levels may briefly rise to
  near 7000 feet this evening.

* Impacts: Heavy snow will create dangerous conditions, with 
  travel being severely impacted over the Sierra passes. 
  Snowfall rates will exceed 2 inches per hour at times, 
  producing whiteout conditions over the passes and in the 
  backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel today through Tuesday, you could be stuck in your
vehicle for many hours. If you must travel, prepare for long
delays and carry an emergency kit with extra food, water and
clothing. If you stay home, have a backup plan in case of power
outages.

&&

$$

CAZ073-211300-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T0000Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
328 PM PST Mon Feb 20 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...

* Timing: Moderate to heavy snow and rain will continue through
  Tuesday with the heaviest snow expected tonight. 

* Additional Snow Accumulations: Above 8000 feet...15 to 30 inches
  with locally up to 3 feet along the Sierra Crest. Between 7000
  and 8000 feet...6 to 18 inches. Below 7000 feet...up to 8 
  inches with less than 4 inches below 6500 feet mainly on 
  Tuesday.

* Winds: South to Southwest winds 25 to 35 mph with gusts to 55 
  mph. Sierra ridge gusts up to 120 mph.

* Snow Levels: Between 7000 and 7500 feet through tonight. Snow 
  levels will then fall to near 6500 feet by Tuesday morning and 
  near 6000 feet by Tuesday afternoon.

* Impacts: Heavy snow will create dangerous conditions, with 
  travel being severely impacted over the Sierra passes. 
  Snowfall rates will exceed 2 inches per hour at times, 
  producing whiteout conditions over the passes and in the 
  backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel today through Tuesday, you could be stuck in your
vehicle for many hours. If you must travel, prepare for long
delays and carry an emergency kit with extra food, water and
clothing. If you stay home, have a backup plan in case of power
outages.

&&

$$

CAZ071-211300-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T0000Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
328 PM PST Mon Feb 20 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...

* Timing: Moderate to heavy rain and snow will continue through
  Tuesday with the heaviest snow expected this evening. 

* Total Snow Accumulations: Above 6500 feet...1 to 3 feet. 
  Between 5500 and 6500 feet...8 to 16 inches. Heaviest snow 
  expected west of Highway 395. Below 5500 feet...up to 8 inches 
  with less than 4 inches below 5000 feet mainly on Tuesday.

* Winds: South to Southwest winds 20 to 30 mph with gusts to 50 
  mph. Gusts on higher ridges over 90 mph.

* Snow Levels: Near 6000 feet through this evening. Snow levels
  will then fall to near 5000 feet by late tonight and below 4500
  feet on Tuesday.

* Impacts: Heavy snow will create hazardous conditions, with 
  travel being impacted over Fredonyer Summit and Yuba Pass. 
  Snowfall rates will exceed 2 inches per hour at times, 
  producing whiteout conditions over the passes and in the 
  backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel if possible today through Tuesday in higher
elevations of northeast California, where major travel delays are
likely. Be sure to allow extra time to reach your destination.
Leave extra space between vehicles since it takes longer to stop
on slick roadways.

&&

$$

http://weather.gov/reno
517 
WWUS45 KREV 211248
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
448 AM PST Tue Feb 21 2017

CAZ072-NVZ002-220100-
/O.EXT.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
448 AM PST Tue Feb 21 2017

...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 AM PST WEDNESDAY...

The Winter Storm Warning is now in effect until 4 AM PST
Wednesday. 

* Timing: Bands of snow will continue through tonight with the
  heaviest snow expected today. Snow may rapidly vary in intensity
  over short distances. 

* Additional Snow Accumulations: Above 7000 feet...8 to 14 inches.
  Below 7000 feet...5 to 10 inches. Locally up to 18 inches
  possible in areas where heavy snow bands persist. 

* Winds: Southwest winds 20 to 30 mph with gusts to 50 mph. Sierra
  ridge gusts over 100 mph, with peak gusts to 135 mph this
  morning. 

* Wave Heights on Lake Tahoe: 2 to 4 feet with highest waves
  expected from mid lake to the north and east shores.

* Impacts: Bands of heavy snow could produce rapid drops in
  visibility with snowfall rates up to 2 inches per hour at times,
  producing dangerous whiteout conditions especially over the
  passes and in the backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle 
for many hours. If you must travel, prepare for long delays and 
carry an emergency kit with extra food, water and clothing. If you
stay home, have a backup plan in case of power outages.

&&

$$

CAZ073-220100-
/O.EXT.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
448 AM PST Tue Feb 21 2017

...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 AM PST WEDNESDAY...

The Winter Storm Warning is now in effect until 4 AM PST
Wednesday. 

* Timing: Bands of snow will continue through tonight with the
  heaviest snow expected today. Snow may rapidly vary in intensity
  over short distances. 

* Additional Snow Accumulations: Above 6500 feet...4 to 10 inches
  mainly west of Highway 395, with locally up to 14 inches
  possible in areas where heavy snow bands persist. Below 6500
  feet...up to 5 inches. 

* Winds: Southwest winds 20 to 30 mph with gusts to 55 mph. Sierra
  ridge gusts up to 125 mph.

* Snow Levels: Between 6500 and 7000 feet...falling to near 6000
  feet this afternoon, then falling to between 5000 and 5500 feet
  by tonight. 

* Impacts: Bands of heavy snow could produce rapid drops in
  visibility with snowfall rates up to 2 inches per hour at times,
  producing dangerous whiteout conditions especially over the
  passes and in the backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle 
for many hours. If you must travel, prepare for long delays and 
carry an emergency kit with extra food, water and clothing. If you
stay home, have a backup plan in case of power outages.

&&

$$

CAZ071-220100-
/O.EXT.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
448 AM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST
WEDNESDAY...

The Winter Weather Advisory is now in effect until 10 AM PST
Wednesday. 

* Timing: Bands of snow will continue through Wednesday morning
  with the heaviest snow expected today. Snow may increase again
  later tonight mainly north of Susanville. Snow may rapidly vary
  in intensity over short distances.

* Additional Snow Accumulations: Above 5000 feet...4 to 8 inches
  with locally up to 1 foot possible in areas where heavy snow
  bands persist. Below 5000 feet...1 to 5 inches.

* Winds: South to Southwest winds 20 to 30 mph with gusts to 55
  mph. Gusts on higher ridges over 90 mph this morning.

* Snow Levels: Near 5000 feet...then falling below 4500 feet by
  this afternoon. 

* Impacts: Bands of heavy snow could produce rapid drops in
  visibility with snowfall rates up to 2 inches per hour at times,
  Expect hazardous travel conditions especially above 5000 feet,
  including Fredonyer Summit, Yuba Pass and Highway 44 west of
  Susanville. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across northeast California with slick 
and snow covered roads especially in higher elevations. Roads may 
also become icy in lower elevations tonight through Wednesday 
morning. Leave extra space between vehicles since it takes longer 
to stop on slick roadways.

&&

$$

http://weather.gov/reno
789 
WWUS45 KREV 211546
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
746 AM PST Tue Feb 21 2017

CAZ072-NVZ002-220400-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
746 AM PST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through tonight with the 
  heaviest snow expected today. Snow may rapidly vary in 
  intensity over short distances. 

* Additional Snow Accumulations: Above 7000 feet...8 to 14 
  inches. Below 7000 feet...5 to 10 inches. Locally up to 18 
  inches possible in areas where heavy snow bands persist. 

* Winds: Southwest winds 20 to 30 mph with gusts to 50 mph.
  Sierra ridge gusts over 100 mph, with peak gusts to 135 mph 
  this morning. 

* Wave Heights on Lake Tahoe: 2 to 4 feet with highest waves 
  expected from mid lake to the north and east shores.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, producing dangerous whiteout conditions especially 
  over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle
for many hours. If you must travel, prepare for long delays and
carry an emergency kit with extra food, water and clothing. If
you stay home, have a backup plan in case of power outages.

&&

$$

CAZ073-220400-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
746 AM PST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through tonight with the 
  heaviest snow expected today. Snow may rapidly vary in 
  intensity over short distances. 

* Additional Snow Accumulations: Above 6500 feet...4 to 10 
  inches mainly west of Highway 395, with locally up to 14 
  inches possible in areas where heavy snow bands persist. 
  Below 6500 feet...up to 5 inches.

* Winds: Southwest winds 20 to 30 mph with gusts to 55 mph.
  Sierra ridge gusts up to 125 mph. 

* Snow Levels: Between 6500 and 7000 feet...falling to near 
  6000 feet this afternoon, then falling to between 5000 and 
  5500 feet by tonight. 

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, producing dangerous whiteout conditions especially 
  over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle
for many hours. If you must travel, prepare for long delays and
carry an emergency kit with extra food, water and clothing. If
you stay home, have a backup plan in case of power outages.

&&

$$

NVZ003-212000-
/O.EXB.KREV.WW.Y.0013.000000T0000Z-170221T2000Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Sparks, Gardnerville, and Virginia City
746 AM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON PST TODAY...

The National Weather Service in Reno has issued a Winter Weather
Advisory for snow, which is in effect until noon PST today.

* Timing: A band of moderate to heavy snow will affect the Reno
  and Sparks areas through noon. Lighter bands will affect areas
  near and south of Highway 50 this morning.

* Snow Accumulations: Up to 3 inches on the valley floor north of
  Highway 50 with 2 to 5 inches above 5000 feet. Locally up to 8
  inches in the foothills west of Highway 395 and near Virginia
  City. South of Highway 50 up to 2 inches.

* Winds: South to Southwest winds 10 to 20 with gusts to 3 mph. 

* Snow Levels: Near the valley floor.

* Impacts: The band of heavy snow could produce rapid drops in
  visibility with snowfall rates up to 2 inches per hour at times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across the Sierra Front north of Highway
50 especially above 5000 feet. Roads may also become slick in 
lower elevations this morning. Leave extra space between vehicles
since it takes longer to stop on slick roadways.

&&

$$

CAZ071-220400-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
746 AM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through Wednesday morning 
  with the heaviest snow expected today. Snow may increase again 
  later tonight mainly north of Susanville. Snow may rapidly 
  vary in intensity over short distances. 

* Additional Snow Accumulations: Above 5000 feet...4 to 8 
  inches with locally up to 1 foot possible in areas where 
  heavy snow bands persist. Below 5000 feet...1 to 5 inches.

* Winds: South to Southwest winds 20 to 30 mph with gusts to 55 
  mph. Gusts on higher ridges over 90 mph this morning.

* Snow Levels: Near 5000 feet...then falling below 4500 feet by 
  this afternoon.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, Expect hazardous travel conditions especially above 
  5000 feet, including Fredonyer Summit, Yuba Pass and Highway 
  44 west of Susanville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across northeast California with slick
and snow covered roads especially in higher elevations. Roads may
also become icy in lower elevations tonight through Wednesday
morning. Leave extra space between vehicles since it takes longer
to stop on slick roadways.

&&

$$

http://weather.gov/reno
976 
WWUS45 KREV 211939
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
1139 AM PST Tue Feb 21 2017

CAZ072-NVZ002-220745-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
1139 AM PST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through tonight with the
  heaviest snow expected through this evening. Snow may rapidly 
  vary in intensity over short distances. 

* Additional Snow Accumulations: Above 7000 feet...8 to 14 inches.
  Below 7000 feet...5 to 10 inches. Locally up to 2 feet possible
  in areas where heavy snow bands persist.

* Winds: Southwest winds 10 to 20 mph with gusts to 35 mph. Sierra
  ridge gusts near 100 mph.

* Wave Heights on Lake Tahoe: 2 to 3 feet with highest waves 
  expected from mid lake to the north and east shores.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, producing dangerous whiteout conditions especially 
  over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle
for many hours. If you must travel, prepare for long delays and
carry an emergency kit with extra food, water and clothing. If
you stay home, have a backup plan in case of power outages.

&&

$$

CAZ073-220745-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
1139 AM PST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through tonight with the 
  heaviest snow expected today. Snow may rapidly vary in 
  intensity over short distances. 

* Additional Snow Accumulations: Above 6500 feet...4 to 10 
  inches mainly west of Highway 395, with locally up to 14 
  inches possible in areas where heavy snow bands persist. 
  Below 6500 feet...up to 5 inches.

* Winds: Southwest winds 20 to 30 mph with gusts to 55 mph. 
  Sierra ridge gusts up to 125 mph.

* Snow Levels: Between 6500 and 7000 feet...falling to near 
  6000 feet this afternoon, then falling to between 5000 and 
  5500 feet by tonight.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, producing dangerous whiteout conditions especially 
  over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle
for many hours. If you must travel, prepare for long delays and
carry an emergency kit with extra food, water and clothing. If
you stay home, have a backup plan in case of power outages.

&&

$$

NVZ003-220745-
/O.EXT.KREV.WW.Y.0013.000000T0000Z-170222T1200Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Sparks, Gardnerville, and Virginia City
1139 AM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

The Winter Weather Advisory for snow, which is now in effect
until 4 AM PST Wednesday. 

* Timing: Bands of moderate to locally heavy snow will continue
  into this evening. There will be occasional breaks with the sun
  popping through. Roads will primarily be wet today, but will ice
  up around sunset with snow covered roads for the evening 
  commute.

* Snow Accumulations: 1 to 3 inches on the valley floors with 3 to
  5 inches above 5000 feet. Locally up to 10 inches through Washoe
  Valley and Virginia City. 

* Winds: South to Southwest winds 10 to 20 with gusts to 35 mph.

* Snow Levels: Near the valley floor.

* Impacts: The band of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across the Sierra Front north of Highway
50 especially above 5000 feet. Roads may also become slick in
lower elevations this morning. Leave extra space between vehicles
since it takes longer to stop on slick roadways.

&&

$$

CAZ071-220745-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
1139 AM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through Wednesday morning 
  with the heaviest snow expected today. Snow may increase again 
  later tonight mainly north of Susanville. Snow may rapidly 
  vary in intensity over short distances. 

* Additional Snow Accumulations: Above 5000 feet...4 to 8 
  inches with locally up to 1 foot possible in areas where 
  heavy snow bands persist. Below 5000 feet...1 to 5 inches.

* Winds: South to Southwest winds 10 to 20 mph with gusts to 35
  mph. 

* Snow Levels: Near the valley floors.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, Expect hazardous travel conditions especially above 
  5000 feet, including Fredonyer Summit, Yuba Pass and Highway 
  44 west of Susanville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across northeast California with slick
and snow covered roads especially in higher elevations. Roads may
also become icy in lower elevations tonight through Wednesday
morning. Leave extra space between vehicles since it takes longer
to stop on slick roadways.

&&

$$

http://weather.gov/reno
632 
WWUS45 KREV 212309
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
309 PM PST Tue Feb 21 2017

CAZ072-NVZ002-221200-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
309 PM PST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through tonight with the 
  heaviest snow expected through this evening. Snow may rapidly 
  vary in intensity over short distances. 

* Additional Snow Accumulations: 6 to 12 inches. Locally 18 inches
  or more in areas where heavy snow bands persist.

* Winds: Southwest winds 10 to 20 mph with gusts to 35 mph.
  Sierra ridge gusts near 100 mph. 

* Wave Heights on Lake Tahoe: 2 to 3 feet with highest waves 
  expected from mid lake to the north and east shores.

* Impacts: Bands of heavy snow could produce rapid drops in
  visibility with snowfall rates up to 3 inches per hour at 
  times, producing dangerous whiteout conditions especially over 
  the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle
for many hours. If you must travel, prepare for long delays and
carry an emergency kit with extra food, water and clothing. If
you stay home, have a backup plan in case of power outages.

&&

$$

CAZ073-221200-
/O.CON.KREV.WS.W.0009.000000T0000Z-170222T1200Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
309 PM PST Tue Feb 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through tonight with the 
  heaviest snow expected today. Snow may rapidly vary in 
  intensity over short distances. 

* Additional Snow Accumulations: Above 6500 feet...5 to 12 inches
  mainly west of Highway 395, with locally up to 18 inches
  possible in areas where heavy snow bands persist near the Sierra
  Crest. Below 6500 feet...up to 6 inches.

* Winds: Southwest winds 10 to 20 mph with gusts to 30 mph. Sierra
  ridge gusts up to 120 mph.

* Snow Levels: Near 6000 feet...falling to 5000 feet tonight.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, producing dangerous whiteout conditions especially 
  over the passes and in the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid travel through tonight, you could be stuck in your vehicle
for many hours. If you must travel, prepare for long delays and
carry an emergency kit with extra food, water and clothing. If
you stay home, have a backup plan in case of power outages.

&&

$$

NVZ003-221200-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T1200Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Sparks, Gardnerville, and Virginia City
309 PM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* Timing: Bands of moderate to heavy snow will continue through
  this evening...with a rain and snow mix possible during lighter
  precipitation periods near valley floors. Wet roads may ice up 
  by sunset with snow covered roads for the evening commute and 
  overnight. 

* Snow Accumulations: 2 to 5 inches on the valley floors with 4 
  to 9 inches above 5000 feet, with highest amounts north of 
  Highway 50. Locally up to a foot or more in persistent heavy 
  bands.

* Winds: South to southwest 5 to 15 with gusts up to 30 mph.

* Snow Levels: Fluctuating near valley floors. A mix of rain and
  snow is possible at and near lower valley floors in areas of 
  lighter precipitation.

* Impacts: The bands of heavy snow could produce rapid drops in
  visibility with snowfall rates up to 2 to 3 inches per hour at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across the Sierra Front north of Highway
50, especially above 5000 feet. Roads are expected to become
slick, especially after sunset. Leave extra space between vehicles
since it takes longer to stop on slick roadways.

&&

$$

CAZ071-221200-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
309 PM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
WEDNESDAY...

* Timing: Bands of snow will continue through Wednesday morning
  with the heaviest snow expected south of Susanville. Snow may 
  rapidly vary in intensity over short distances. 

* Additional Snow Accumulations: Above 5000 feet...3 to 8 inches
  with locally up to 1 foot possible in areas where heavy snow
  bands persist. Below 5000 feet...1 to 4 inches.

* Winds: Southwest to west winds 10 to 20 mph with gusts to 35 
  mph.

* Snow Levels: Falling to near valley floors by this evening.

* Impacts: Bands of heavy snow could produce rapid drops in 
  visibility with snowfall rates up to 2 inches per hour at 
  times, Expect hazardous travel conditions especially above 
  5000 feet, including Fredonyer Summit, Yuba Pass and Highway 
  44 west of Susanville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across northeast California with slick
and snow covered roads, especially in higher elevations. Roads 
may also become icy in lower elevations tonight through Wednesday 
morning. Leave extra space between vehicles since it takes longer 
to stop on slick roadways.

&&

$$

http://weather.gov/reno
340 
WWUS45 KREV 221147
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
347 AM PST Wed Feb 22 2017

CAZ072-NVZ002-221800-
/O.EXT.KREV.WS.W.0009.000000T0000Z-170222T1800Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Truckee, Stateline, 
and Incline Village
347 AM PST Wed Feb 22 2017

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 AM PST THIS
MORNING...

The Winter Storm Warning is now in effect until 10 AM PST this
morning. 

* Timing: Bands of snow will gradually diminish by late morning.
  Snow may rapidly vary in intensity over short distances. 

* Additional Snow Accumulations: Up to 3 inches. 

* Winds: Southwest winds 10 to 20 mph with gusts to 35 mph. Sierra
  ridge gusts up to 80 mph. These winds will likely produce areas
  of blowing snow. 

* Wave Heights on Lake Tahoe: 1 to 3 feet with highest waves 
  expected from mid lake to the north and east shores.

* Impacts: Bands of snow and blowing snow could produce rapid
  drops in visibility, with dangerous whiteout conditions
  especially over the passes and in the backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel this morning, prepare for long delays and 
carry an emergency kit with extra food, water and clothing. If you
stay home, have a backup plan in case of power outages.

&&

$$

CAZ073-221800-
/O.EXT.KREV.WS.W.0009.000000T0000Z-170222T1800Z/
Mono County-
Including the cities of Bridgeport and Mammoth Lakes
347 AM PST Wed Feb 22 2017

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 AM PST THIS
MORNING...

The Winter Storm Warning is now in effect until 10 AM PST this
morning. 

* Timing: Bands of snow will gradually diminish through this
  morning. Snow may rapidly vary in intensity over short distances.
 
* Additional Snow Accumulations: Up to 3 inches. 

* Winds: Southwest winds 10 to 20 mph with gusts to 35 mph. Sierra
  ridge gusts up to 80 mph. These winds will likely produce areas
  of blowing snow. 

* Bands of snow and blowing snow could produce rapid drops in
  visibility, with dangerous whiteout conditions especially over
  the passes and in the backcountry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel this morning, prepare for long delays and 
carry an emergency kit with extra food, water and clothing. If you
stay home, have a backup plan in case of power outages.

&&

$$

NVZ003-221800-
/O.EXT.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Sparks, Gardnerville, and Virginia City
347 AM PST Wed Feb 22 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS
MORNING...

The Winter Weather Advisory is now in effect until 10 AM PST this
morning. 

* Timing: Bands of snow will gradually diminish through this
  morning. Snow may rapidly vary in intensity over short
  distances. 

* Additional Snow Accumulations: Up to 1 inch. 

* Winds: West winds 10 to 20 mph with gusts up to 35 mph. These
  winds will likely produce areas of blowing snow. 

* Impacts: Wet roads in lower valleys may ice up early this
  morning, with snow covered roads above the valley floors. Bands
  of snow and blowing snow could produce rapid drops in 
  visibility, creating hazardous travel conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across far western Nevada, especially
north of Highway 50 and above 5000 feet. Roads are expected to 
remain slick through the morning commute. Leave extra space 
between vehicles since it takes longer to stop on slick roadways.

&&

$$

CAZ071-221800-
/O.CON.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola and Susanville
347 AM PST Wed Feb 22 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

* Timing: Bands of snow will gradually diminish through this
  morning. Snow may rapidly vary in intensity over short
  distances. 

* Additional Snow Accumulations: Up to 2 inches. 

* Winds: Southwest to west winds 10 to 20 mph with gusts to 35
  mph. These winds will likely produce areas of blowing snow. 

* Impacts: Wet roads in lower valleys may ice up early this
  morning, with snow covered roads above the valley floors. Bands
  of snow and blowing snow could produce rapid drops in
  visibility, creating hazardous travel conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel delays are likely across northeast California, especially 
in higher elevations. Roads are expected to remain slick through 
the morning commute. Leave extra space between vehicles since it 
takes longer to stop on slick roadways.

&&

$$

http://weather.gov/reno
510 
WWUS45 KREV 221549
WSWREV

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
749 AM PST Wed Feb 22 2017

CAZ072-073-NVZ002-221700-
/O.CAN.KREV.WS.W.0009.000000T0000Z-170222T1800Z/
Greater Lake Tahoe Area-Mono County-
749 AM PST Wed Feb 22 2017

...WINTER STORM WARNING IS CANCELLED...

The National Weather Service in Reno has cancelled the Winter
Storm Warning. 

Snow has tapered off this morning so the Winter Storm Warning has
been cancelled. Roads will still be slick or snow covered in many
areas so be sure to check road conditions before traveling.

$$

CAZ071-NVZ003-221700-
/O.CAN.KREV.WW.Y.0013.000000T0000Z-170222T1800Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-Greater Reno-
Carson City-Minden Area-
749 AM PST Wed Feb 22 2017

...WINTER WEATHER ADVISORY IS CANCELLED...

The National Weather Service in Reno has cancelled the Winter
Weather Advisory. 

Snow has tapered off this morning so the Winter Weather Advisory 
has been cancelled. Roads could still be slick or snow covered in
many areas this morning so be sure to check road conditions before
traveling.

$$

http://weather.gov/reno

The office that day

Everything else NWS Reno, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 18, 3:41 PM PSTWinter Weather AdvisoryREVLassen, Plumas, Sierra4 days
Feb 18, 3:43 PM PSTLake Wind AdvisoryREVAlpine, El Dorado, Nevada, Placer30 hr

Nearby

Winter Storm Warnings in California, 2017Winter Storm Warnings in Nevada, 2017Every winter storm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.