Alert archive / California / Winter Storm Warnings in 2016

Winter Storm Warning 4, NWS Reno, NV

February 16, 20165 counties in California; Douglas County, Washoe County, Nevada

NWS Reno, NV issued this winter storm warning at Feb 16, 2016, 10:03 AM PST for 5 counties in California; Douglas County, Washoe County, Nevada. It took effect at Feb 17, 2016, 2:00 PM PST. It was in force for 22 hr. 36 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 16, 2016, 10:03 AM PST (18:03 UTC)
In effect from
Feb 17, 2016, 2:00 PM PST
Expired
Feb 18, 2016, 12:00 PM PST
In force
22 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 18:01 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 18, 3:28 AM PSTHEAVY SNOW 33 Sw Camino, CASPOTTER AT 3400FT ELEVATION REPORTED 3 INCHES OF SNOW SOMETIME BETWEEN 2200 PST LAST NIGHT AND 0300 PST THIS MORNING. OBSERVER LOCATION PLACERVILLE.
Feb 18, 5:29 AM PSTHEAVY SNOW 1.52 Ese Camino, CA1.5 INCHES OF SNOW OVERNIGHT. MEASURED 0.88 LIQUID WITH ESTIMATE TO 1 INCH OF LIQUID LAST 24 HRS. OBSERVER LOCATION CAMINO.
Feb 18, 5:42 AM PSTHEAVY SNOW 122 E Devils Gate Summit, CAA TRAINED WEATHER SPOTTER NEAR DEVILS GATE REPORTED 10 TO 12 INCHES OF SNOWFALL AT AN ELEVATION OF 7200 FEET IN THE PAST 24 HOURS.
Feb 18, 5:43 AM PSTHEAVY SNOW 245 Wnw Truckee, CATAHOE DONNER SKI AREA REPORTED 24 INCHES OF SNOW IN THE PAST 24 HOURS.
Feb 18, 5:49 AM PSTHEAVY SNOW 163 E Incline Village, NVDIAMOND PEAK SKI RESORT REPORTED 16 INCHES OF SNOW IN THE PAST 24 HOURS.
Feb 18, 5:54 AM PSTHEAVY SNOW 24Heavenly Valley, NVHEAVENLY SKI RESORT REPORTED 24 INCHES OF SNOW IN THE PAST 24 HOURS.
Feb 18, 7:00 AM PSTHEAVY SNOW 14Homewood, CAHOMEWOOD SKI RESORT REPORTED A 24 HOUR SNOW TOTAL OF 14 INCHES AS OF 7AM.
Feb 18, 7:00 AM PSTHEAVY SNOW 17Boreal Ski Area, CABOREAL SKI AREA REPORTED A 24 HOUR SNOW TOTAL OF 17 INCHES AS OF 7AM.
Feb 18, 7:00 AM PSTHEAVY SNOW 19Mount Rose Ski Area, NVMOUNT ROSE SKI RESORT REPORTED A 24 HOUR SNOWFALL TOTAL OF 19 INCHES AS OF 7AM.
Feb 18, 7:00 AM PSTHEAVY SNOW 20Alpine Meadows, CAALPINE MEADOWS SKI RESORT REPORTED A 24 HOUR TOTAL OF 20 INCHES.
Feb 18, 7:00 AM PSTHEAVY SNOW 20Squaw Valley Ski Area, CASQUAW VALLEY SKI RESORT REPORTED A 24 HOUR TOTAL OF 20 INCHES AS OF 7AM.
Feb 18, 7:00 AM PSTHEAVY SNOW 235 Wsw Prosser Creek Res, CATRAINED SPOTTER MEASURED 23 INCHES OF SNOW AT 6700 FEET.
Feb 18, 7:00 AM PSTSNOW 4Pacific House, CA12-HOUR SNOW REPORT. OBSERVER LOCATION PACIFIC HOUSE.
Feb 18, 7:00 AM PSTHEAVY SNOW 6.54 E Kyburz, CA12-HOUR SNOW REPORT.
Feb 18, 7:15 AM PSTSNOW 34 Ssw Reno, NVELEVATION 5000 FEET. STILL SNOWING AS OF 715 AM.
Feb 18, 7:30 AM PSTHEAVY SNOW 131 Ne Incline Village, NVSTORM TOTAL SNOWFALL SINCE 10 PM WEDNESDAY NIGHT. STILL SNOWING HEAVILY. ELEVATION 6700 FEET.
Feb 18, 7:43 AM PSTSNOW 22 W Stead Airport, NV2 INCHES OF SNOW REPORTED AT SILVER KNOLLS AREAS OFF RED ROCKS ROAD FROM SPARKS EMERGENCY MANAGER.
Feb 18, 7:43 AM PSTHEAVY SNOW 5Washoe City, NVESTIMATED 3 TO 5 INCHES OF SNOW IN WASHOE VALLEY.
Feb 18, 7:43 AM PSTHEAVY SNOW 6Markleeville, CAALPINE COUNTY SHERIFFS OFFICE MEASURED 6 INCHES OF NEW SNOWFALL IN DOWNTOWN MARKLEEVILLE.
Feb 18, 7:43 AM PSTHEAVY SNOW 84 Wsw Gardnerville, NV6 TO 8 INCHES 24 HOUR SNOW TOTAL WAS REPORTED BY THE DOUGLAS COUNTY EMERGENCY MANAGER.
Feb 18, 7:43 AM PSTHEAVY SNOW 11South Lake Tahoe, CA11 INCHES REPORTED SO FAR IN SOUTH LAKE TAHOE.
Feb 18, 7:43 AM PSTHEAVY SNOW 12Mammoth Lakes, CAFIRE MARSHAL IN MAMMOTH LAKES REPORTED 8 TO 12 INCHES OF SNOW IN TOWN SINCE 9PM LAST NIGHT. VISIBILITY NEAR ZERO AT TIMES DUE TO BLOWING SNOW.
Feb 18, 7:43 AM PSTSNOW 12Meyers, CA1 FOOT OF NEW SNOW REPORTED BY EL DORADO COUNTY SHERIFF.
Feb 18, 7:43 AM PSTHEAVY SNOW 13Kings Beach, CA13 INCHES OF NEW SNOW REPORTED AT KINGS BEACH.
Feb 18, 7:43 AM PSTHEAVY SNOW 164 Ssw Prosser Creek Res, CA24 HOUR TOTAL OF SNOWFALL OF 16 INCHES WAS REPORTED AT 6250 FEET ELEVATION.
Feb 18, 7:43 AM PSTHEAVY SNOW 165 E Alpine Meadows, CATRAINED WEATHER SPOTTER REPORTED A 24 HOUR TOTAL LIQUID WATER EQUIVALENT OF 0.52 INCHES. NEW SNOWFALL OF 16 INCHES FROM 10PM LAST NIGHT THROUGH 9AM TODAY.
Feb 18, 8:00 AM PSTSNOW 54 Sse Crowley Lake, CASTORM TOTAL SNOWFALL THROUGH 5 AM. ELEVATION 7000 FEET. WATER EQUIVALENT 0.45 INCHES.
Feb 18, 8:00 AM PSTSNOW 11 W Foresthill, CA12-HOUR SNOW REPORT. OBSERVER LOCATION FORESTHILL.
Feb 18, 8:30 AM PSTHEAVY SNOW 53 N Minden-Tahoe Airpor, NVSTORM TOTAL SNOWFALL THROUGH 830 AM. ELEVATION 4750 FEET.
Feb 18, 8:33 AM PSTHEAVY SNOW 11Nnw South Lake Tahoe, CASTORM TOTAL SNOWFALL THROUGH 830 AM.
Feb 18, 8:33 AM PSTHEAVY SNOW 16.51 Wsw Kingvale, CAOBSERVER LOCATION KINGVALE.
Feb 18, 9:34 AM PSTSNOW 21 N Cold Springs Valley, NVTRAINED SPOTTER MEASUERED 2.0 INCHES OF SNOW WITH .95 INCHES OF TOTAL WATER.
Feb 18, 9:50 AM PSTHEAVY SNOW 17Truckee, CATHE TRUCKEE RANGER DISTRICT OFFICE MEASURED 17 INCHES OF SNOW.
Feb 18, 10:40 AM PSTSNOW 23 Ene Pleasant Valley, NVTRAINED SPOTTER MEASURED 2 INCHES FO SNOW AT 4700 FEET.
Feb 18, 11:40 AM PSTSNOW 1.32 Se Spanish Springs Ai, NVTRAINED SPOTTER MEASURED 1.3 INCHES OF SNOW WITH A LIQUID TOTAL OF .37 INCHES OF WATER AT 4200 FEET.
Feb 18, 12:10 PM PSTSNOW 6S Lee Vining, CATRAINED SPOTTER MEASURED 6 INCHES OF SNOW AT 6900 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, 6.1 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 2016-02-16Temperature 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 2016-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
2231 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

156 
WWUS45 KREV 161803
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
1003 AM PST TUE FEB 16 2016

CAZ072-073-NVZ002-171200-
/O.UPG.KREV.WS.A.0005.160218T0300Z-160218T2000Z/
/O.NEW.KREV.WS.W.0004.160218T0300Z-160218T2000Z/
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
BRIDGEPORT...MAMMOTH LAKES...INCLINE VILLAGE
1003 AM PST TUE FEB 16 2016

...WINTER STORM WARNING IN EFFECT FROM 7 PM WEDNESDAY TO NOON PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM 7 PM WEDNESDAY TO NOON PST
THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

* TIMING: A MIX OF RAIN AND SNOW WILL BEGIN WEDNESDAY AFTERNOON...
  BECOMING ALL SNOW WEDNESDAY NIGHT. THE HEAVIEST SNOW IS EXPECTED
  BETWEEN 10 PM AND 8 AM WHERE SNOWFALL RATES COULD BRIEFLY REACH
  2 TO 3 INCHES PER HOUR.

* SNOW ACCUMULATIONS: 12 TO 20 INCHES ABOVE 7000 FEET WITH 4 TO 10
  INCHES BETWEEN 6000 AND 7000 FEET...INCLUDING LAKE TAHOE.
  HIGHEST ACCUMULATIONS WILL BE ALONG AND WEST OF HIGHWAY 89. 2 TO
  6 INCHES EAST OF HIGHWAY 395 IN MONO COUNTY.

* WINDS: SOUTH 20 TO 30 MPH WITH GUSTS TO 50 MPH WEDNESDAY EVENING
  BECOMING SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 40 MPH THEN
  FURTHER DECREASING AFTER MIDNIGHT.

* SNOW LEVELS: STARTING BETWEEN 6500 TO 7500 FEET THEN RAPIDLY
  FALLING TO ALL VALLEY FLOORS OVERNIGHT. APPROXIMATE RAIN TO SNOW
  CHANGEOVER TIMES FOR THE FOLLOWING AREAS: 
         * DONNER PASS AND ECHO SUMMIT: 4 TO 6 PM WEDNESDAY.
         * LAKE TAHOE LEVEL: 10 PM TO MIDNIGHT WEDNESDAY NIGHT.
         * HIGHWAY 395/203 INTERCHANGE IN MONO COUNTY: 1 TO 3 AM
           THURSDAY MORNING.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY. THE COMBINATION OF WIND AND HEAVY SNOW MAY CREATE 
  PERIODS OF NEAR ZERO VISIBILITY...ESPECIALLY OVERNIGHT.

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.

&&

$$

CAZ071-171200-
/O.NEW.KREV.WW.Y.0009.160218T0600Z-160218T2000Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
1003 AM PST TUE FEB 16 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM WEDNESDAY TO NOON
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER WEATHER
ADVISORY...WHICH IS IN EFFECT FROM 10 PM WEDNESDAY TO NOON PST
THURSDAY. 

* TIMING: A MIX OF RAIN AND SNOW WILL BEGIN WEDNESDAY AFTERNOON
  BECOMING ALL SNOW WEDNESDAY NIGHT. THE HEAVIEST SNOW IS EXPECTED
  BETWEEN 10 PM AND 8 AM WHERE SNOWFALL RATES COULD BRIEFLY REACH
  1 TO 2 INCHES PER HOUR IN THE HIGHER TERRAIN WEST OF HIGHWAY
  89.

* SNOW ACCUMULATIONS: 4 TO 10 INCHES WEST OF HIGHWAY 395 WITH THE
  HIGHEST AMOUNTS IN THE TERRAIN WEST OF HIGHWAY 89. 1 TO 4 INCHES
  EAST OF HIGHWAY 395. THE MAJORITY OF THE ACCUMULATION WILL BE
  ABOVE 5000 FEET. 

* SNOW LEVELS: STARTING 5500 TO 6000 FEET...FALLING TO ALL VALLEY
  FLOORS BETWEEN MIDNIGHT AND 2 AM.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE
  LIKELY.

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.

&&

$$

HTTP://WEATHER.GOV/RENO
5 follow-up statements
041 
WWUS45 KREV 171138
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
338 AM PST WED FEB 17 2016

CAZ072-073-NVZ002-180000-
/O.CON.KREV.WS.W.0004.160218T0300Z-160218T2000Z/
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
BRIDGEPORT...MAMMOTH LAKES...INCLINE VILLAGE
338 AM PST WED FEB 17 2016

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO NOON PST THURSDAY...

* TIMING: A MIX OF RAIN AND SNOW WILL BEGIN THIS
  AFTERNOON...BECOMING ALL SNOW TONIGHT. THE HEAVIEST SNOW IS
  EXPECTED BETWEEN 10 PM AND 8 AM WHERE SNOWFALL RATES COULD
  BRIEFLY REACH 2 TO 3 INCHES PER HOUR.

* SNOW ACCUMULATIONS: 12 TO 20 INCHES ABOVE 7000 FEET WITH 4 TO
  10 INCHES BETWEEN 6000 AND 7000 FEET...INCLUDING LAKE TAHOE. 
  HIGHEST ACCUMULATIONS WILL BE ALONG AND WEST OF HIGHWAY 89. 
  2 TO 6 INCHES EAST OF HIGHWAY 395 IN MONO COUNTY. 

* WINDS: SOUTH 20 TO 30 MPH WITH GUSTS TO 50 MPH THIS EVENING
  BECOMING SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 40 MPH THEN
  FURTHER DECREASING AFTER MIDNIGHT. GUSTS WILL BE SLOWER TO
  DECREASE IN MONO COUNTY.

* SNOW LEVELS: STARTING BETWEEN 6500 TO 7500 FEET THEN RAPIDLY
  FALLING TO ALL VALLEY FLOORS OVERNIGHT. APPROXIMATE RAIN TO SNOW
  CHANGEOVER TIMES FOR THE FOLLOWING AREAS: 
         * DONNER PASS AND ECHO SUMMIT: 4 TO 6 PM TODAY.
         * LAKE TAHOE LEVEL: 10 PM TO MIDNIGHT TONIGHT.
         * HIGHWAY 395/203 INTERCHANGE IN MONO COUNTY: 1 TO 3 AM
           THURSDAY MORNING.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY. THE COMBINATION OF WIND AND HEAVY SNOW MAY CREATE 
  PERIODS OF NEAR ZERO VISIBILITY...ESPECIALLY OVERNIGHT.

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.

&&

$$

CAZ071-180000-
/O.CON.KREV.WW.Y.0009.160218T0600Z-160218T2000Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
338 AM PST WED FEB 17 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO NOON PST THURSDAY...

* TIMING: A MIX OF RAIN AND SNOW WILL BEGIN THIS AFTERNOON
  BECOMING ALL SNOW TONIGHT. THE HEAVIEST SNOW IS EXPECTED
  BETWEEN 10 PM AND 8 AM WHERE SNOWFALL RATES COULD BRIEFLY REACH
  1 TO 2 INCHES PER HOUR IN THE HIGHER TERRAIN WEST OF HIGHWAY 89.

* SNOW ACCUMULATIONS: 4 TO 10 INCHES WEST OF HIGHWAY 395 WITH 
  THE HIGHEST AMOUNTS IN THE TERRAIN WEST OF HIGHWAY 89. 1 TO 4 
  INCHES EAST OF HIGHWAY 395. THE MAJORITY OF THE ACCUMULATION 
  WILL BE ABOVE 5000 FEET. 

* SNOW LEVELS: STARTING 5500 TO 6000 FEET...FALLING TO ALL VALLEY
  FLOORS BETWEEN MIDNIGHT AND 2 AM.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY.

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.

&&

$$

HTTP://WEATHER.GOV/RENO
018 
WWUS45 KREV 172150
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
150 PM PST WED FEB 17 2016

CAZ072-073-NVZ002-181300-
/O.EXT.KREV.WS.W.0004.160217T2200Z-160218T2000Z/
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
BRIDGEPORT...MAMMOTH LAKES...INCLINE VILLAGE
150 PM PST WED FEB 17 2016

...WINTER STORM WARNING NOW IN EFFECT UNTIL NOON PST THURSDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL NOON PST
THURSDAY. 

* TIMING: A MIX OF RAIN AND SNOW WILL DEVELOP EARLY THIS
  EVENING...BECOMING ALL SNOW LATER TONIGHT. THE HEAVIEST SNOW IS
  EXPECTED BETWEEN MIDNIGHT AND 8 AM WHERE SNOWFALL RATES COULD
  BRIEFLY REACH 2 TO 3 INCHES PER HOUR.

* SNOW ACCUMULATIONS: 12 TO 20 INCHES ABOVE 7000 FEET WITH 4 TO 10
  INCHES BETWEEN 6000 AND 7000 FEET...INCLUDING LAKE TAHOE.
  HIGHEST ACCUMULATIONS WILL BE ALONG AND WEST OF HIGHWAY 89 AND
  ABOVE 7500 FEET IN MONO COUNTY. 2 TO 6 INCHES EAST OF HIGHWAY
  395 IN MONO COUNTY.

* WINDS: SOUTH 20 TO 35 MPH WITH GUSTS TO 55 MPH THIS EVENING
  BECOMING SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 40 MPH THEN
  FURTHER DECREASING AFTER MIDNIGHT. THE STRONGEST WINDS ARE
  LIKELY IN MONO COUNTY AND THE GUSTS WILL BE SLOWER TO DECREASE
  THERE.

* SNOW LEVELS: STARTING ABOVE 7000 FEET THEN FALLING TO ALL
  VALLEY FLOORS OVERNIGHT. APPROXIMATE RAIN TO SNOW CHANGEOVER
  TIMES FOR THE FOLLOWING AREAS: 
          * DONNER PASS AND ECHO SUMMIT: 4 TO 6 PM TODAY.
          * LAKE TAHOE LEVEL: 10 PM TO MIDNIGHT TONIGHT. 
          * HIGHWAY 395/203 INTERCHANGE IN MONO COUNTY: 1 TO 3 AM
            THURSDAY MORNING.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY. THE COMBINATION OF WIND AND HEAVY SNOW MAY CREATE 
  PERIODS OF NEAR ZERO VISIBILITY...ESPECIALLY OVERNIGHT.

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.

&&

$$

CAZ071-181300-
/O.CON.KREV.WW.Y.0009.160218T0600Z-160218T2000Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
150 PM PST WED FEB 17 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO NOON PST THURSDAY...

* TIMING: A MIX OF RAIN AND SNOW WILL MOVE INTO THE AREA BY EARLY
  THIS EVENING. THE HEAVIEST SNOW IS EXPECTED BETWEEN 10 PM AND 6AM
  WHERE SNOWFALL RATES COULD BRIEFLY REACH 1 TO 2 INCHES PER HOUR
  IN THE HIGHER TERRAIN WEST OF HIGHWAY 89.

* SNOW ACCUMULATIONS: 4 TO 10 INCHES WEST OF HIGHWAY 395 WITH THE
  HIGHEST AMOUNTS IN THE TERRAIN WEST OF HIGHWAY 89. 1 TO 4 INCHES
  EAST OF HIGHWAY 395. THE MAJORITY OF THE ACCUMULATION WILL BE
  ABOVE 5000 FEET.

* SNOW LEVELS: STARTING 6000 AND 6500 FEET...FALLING TO ALL
  VALLEY FLOORS BETWEEN MIDNIGHT AND 2 AM.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY.

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.

&&

$$

HTTP://WEATHER.GOV/RENO
240 
WWUS45 KREV 180602
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
1002 PM PST WED FEB 17 2016

CAZ072-073-NVZ002-181815-
/O.CON.KREV.WS.W.0004.000000T0000Z-160218T2000Z/
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
BRIDGEPORT...MAMMOTH LAKES...INCLINE VILLAGE
1002 PM PST WED FEB 17 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON PST
THURSDAY...

* TIMING: A MIX OF RAIN AND SNOW WILL DEVELOP EARLY THIS 
  EVENING...BECOMING ALL SNOW LATER TONIGHT. THE HEAVIEST SNOW 
  IS EXPECTED BETWEEN MIDNIGHT AND 8 AM WHERE SNOWFALL RATES 
  COULD BRIEFLY REACH 2 TO 3 INCHES PER HOUR. 

* SNOW ACCUMULATIONS: 12 TO 24 INCHES ABOVE 7000 FEET WITH 6 TO 12
  INCHES BETWEEN 6000 AND 7000 FEET...INCLUDING LAKE TAHOE.
  HIGHEST ACCUMULATIONS WILL BE ALONG AND WEST OF HIGHWAY 89 AND
  ABOVE 7500 FEET IN MONO COUNTY. 2 TO 6 INCHES EAST OF HIGHWAY
  395 IN MONO COUNTY.

* WINDS: SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH THEN FURTHER
  DECREASING AFTER MIDNIGHT. RIDGE GUSTS OVER 100 MPH. THE
  STRONGEST WINDS ARE LIKELY IN MONO COUNTY AND THE GUSTS WILL BE
  SLOWER TO DECREASE THERE.

* SNOW LEVELS: 6500 FEET THEN FALLING TO ALL VALLEY FLOORS
  OVERNIGHT. APPROXIMATE RAIN TO SNOW CHANGEOVER TIMES FOR THE
  FOLLOWING AREAS: LAKE TAHOE LEVEL: 10 PM TO 11 PM TONIGHT.
  HIGHWAY 395/203 INTERCHANGE IN MONO COUNTY: MIDNIGHT TO 1 AM
  THURSDAY MORNING.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY. THE COMBINATION OF WIND AND HEAVY SNOW MAY CREATE 
  PERIODS OF NEAR ZERO VISIBILITY...ESPECIALLY OVERNIGHT.

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.

&&

$$

CAZ071-181815-
/O.CON.KREV.WW.Y.0009.000000T0000Z-160218T2000Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
1002 PM PST WED FEB 17 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY...

* TIMING: A MIX OF RAIN AND SNOW WILL MOVE INTO THE AREA BY 
  EARLYTHIS EVENING. THE HEAVIEST SNOW IS EXPECTED BETWEEN 10 PM 
  AND 6AM WHERE SNOWFALL RATES COULD BRIEFLY REACH 1 TO 2 INCHES 
  PER HOUR IN THE HIGHER TERRAIN WEST OF HIGHWAY 89. 

* SNOW ACCUMULATIONS: 4 TO 10 INCHES WEST OF HIGHWAY 395 WITH 
  THEHIGHEST AMOUNTS IN THE TERRAIN WEST OF HIGHWAY 89. 1 TO 4 
  INCHES EAST OF HIGHWAY 395. THE MAJORITY OF THE ACCUMULATION 
  WILL BE ABOVE 5000 FEET. 

* SNOW LEVELS: STARTING 6000 AND 6500 FEET...FALLING TO ALL 
  VALLEY FLOORS BETWEEN MIDNIGHT AND 2 AM.

* IMPACTS: SNOW LEVELS WILL FALL RAPIDLY WITH ROADS QUICKLY 
  BECOMING SNOW COVERED. SLOW TRAVEL AND CHAIN CONTROLS ARE 
  LIKELY.

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.

&&

$$

HTTP://WEATHER.GOV/RENO
439 
WWUS45 KREV 181153
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
353 AM PST THU FEB 18 2016

CAZ072-073-NVZ002-182000-
/O.CON.KREV.WS.W.0004.000000T0000Z-160218T2000Z/
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
BRIDGEPORT...MAMMOTH LAKES...INCLINE VILLAGE
353 AM PST THU FEB 18 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON PST TODAY...

* TIMING: SNOW WILL CONTINUE THROUGH NOON TODAY. THE HEAVIEST SNOW
  IS EXPECTED BEFORE 8 AM WHERE SNOWFALL RATES COULD BRIEFLY
  REACH 2 TO 3 INCHES PER HOUR.

* STORM TOTAL SNOW ACCUMULATIONS: 12 TO 24 INCHES ABOVE 7000 FEET
  WITH 6 TO 12 INCHES BETWEEN 6000 AND 7000 FEET...INCLUDING LAKE
  TAHOE. HIGHEST ACCUMULATIONS WILL BE ALONG AND WEST OF HIGHWAY
  89 AND ABOVE 7500 FEET IN MONO COUNTY. 2 TO 6 INCHES EAST OF
  HIGHWAY 395 IN MONO COUNTY.

* WINDS: SOUTHWEST 15 TO 20 MPH WITH GUSTS TO 35 MPH. RIDGE GUSTS
  AROUND 70 MPH. THE STRONGEST WINDS ARE LIKELY IN MONO COUNTY AND
  THE GUSTS WILL BE SLOWER TO DECREASE THERE LATE THIS MORNING.

* SNOW LEVELS: VALLEY FLOORS.

* IMPACTS: SLOW TRAVEL AND CHAIN CONTROLS ARE LIKELY. SOME ROADS
  MAY BE CLOSED FOR PERIODS OF TIME AS WELL. THE COMBINATION OF
  WIND AND HEAVY SNOW MAY CREATE PERIODS OF NEAR ZERO
  VISIBILITY...ESPECIALLY BEFORE 8 AM.

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.

&&

$$

CAZ071-182000-
/O.CON.KREV.WW.Y.0009.000000T0000Z-160218T2000Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
353 AM PST THU FEB 18 2016

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

* TIMING: SNOW WILL CONTINUE THROUGH THIS MORNING. THE HEAVIEST
  SNOW IS EXPECTED BEFORE 6AM WHERE SNOWFALL RATES COULD BRIEFLY
  REACH 1 TO 2 INCHES PER HOUR IN THE HIGHER TERRAIN WEST OF
  HIGHWAY 89.

* STORM TOTAL SNOW ACCUMULATIONS: 4 TO 10 INCHES WEST OF HIGHWAY
  395 WITH THE HIGHEST AMOUNTS IN THE TERRAIN WEST OF HIGHWAY 89.
  1 TO 4 INCHES EAST OF HIGHWAY 395. THE MAJORITY OF THE
  ACCUMULATION WILL BE ABOVE 5000 FEET.

* SNOW LEVELS: VALLEY FLOORS.

* IMPACTS: SLOW TRAVEL AND CHAIN CONTROLS ARE LIKELY.

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.

&&

$$

HTTP://WEATHER.GOV/RENO
393 
WWUS45 KREV 181935
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
1135 AM PST THU FEB 18 2016

CAZ072-073-NVZ002-182045-
/O.EXP.KREV.WS.W.0004.000000T0000Z-160218T2000Z/
GREATER LAKE TAHOE AREA-MONO-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
BRIDGEPORT...MAMMOTH LAKES...INCLINE VILLAGE
1135 AM PST THU FEB 18 2016

...WINTER STORM WARNING WILL EXPIRE AT NOON PST TODAY...

THE WINTER STORM WARNING WILL EXPIRE AT NOON PST TODAY. 

LIGHT TO MODERATE SNOW WILL TAPER TO SNOW SHOWERS THIS AFTERNOON.
SOME VERY LOCALIZED ADDITIONAL ACCUMULATIONS OF UP TO 2 INCHES ARE
POSSIBLE IN THE HEAVIEST SHOWERS...BUT WIDESPREAD ADDITIONAL
ACCUMULATIONS ARE NOT EXPECTED. AS TEMPERATURES IN THE VALLEYS
WARM TO NEAR OR SLIGHTLY ABOVE FREEZING...ANY REMAINING SNOW AND
ICE ON AREAS ROADS SHOULD START TO MELT. AT THE HIGHEST PASSES
ROADS COULD REMAIN SNOW AND ICE COVERED THROUGH TONIGHT.

GUSTY WEST TO SOUTHWEST WINDS WILL DEVELOP AND CAUSE CHOPPY
CONDITIONS ON LAKE TAHOE THROUGH THROUGH THE REMAINDER OF THE
AFTERNOON.

$$

CAZ071-182045-
/O.EXP.KREV.WW.Y.0009.000000T0000Z-160218T2000Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
1135 AM PST THU FEB 18 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON PST TODAY. 

LIGHT TO MODERATE SNOW WILL TAPER TO SNOW SHOWERS THIS AFTERNOON.
SOME VERY LOCALIZED ADDITIONAL ACCUMULATIONS OF UP TO 2 INCHES ARE
POSSIBLE IN THE HEAVIEST SHOWERS...BUT WIDESPREAD ADDITIONAL
ACCUMULATIONS ARE NOT EXPECTED. AS TEMPERATURES IN THE VALLEYS
WARM TO NEAR OR SLIGHTLY ABOVE FREEZING...ANY REMAINING SNOW AND
ICE ON AREAS ROADS SHOULD START TO MELT. AT THE HIGHEST PASSES
ROADS COULD REMAIN SNOW AND ICE COVERED THROUGH TONIGHT.

GUSTY WEST TO SOUTHWEST WINDS WILL DEVELOP ALONG HIGHWAY 395 THIS
AFTERNOON. GUSTS COULD REACH UP TO 45 MPH AT TIMES.

$$

HTTP://WEATHER.GOV/RENO

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 16, 3:40 AM PSTHigh Wind WarningREVAlpine, El Dorado, Mono, Nevada, Placer42 hr
Feb 16, 10:03 AM PSTWinter Weather AdvisoryREVLassen, Plumas, Sierra50 hr

Nearby

Winter Storm Warnings in California, 2016Winter Storm Warnings in Nevada, 2016Every winter storm warning in 2016

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.