Alert archive / California / Winter Storm Warnings in 2014

Winter Storm Warning 2, NWS Las Vegas, NV

February 28, 2014Inyo County, California

NWS Las Vegas, NV issued this winter storm warning at Feb 28, 2014, 12:17 PM PST for Inyo County, California. It took effect at Feb 28, 2014, 7:53 PM PST. It was in force for 18 hr. 5 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 28, 2014, 12:17 PM PST (20:17 UTC)
In effect from
Feb 28, 2014, 7:53 PM PST
Expired
Mar 1, 2014, 2:09 PM PST
In force
18 hr
Issued by
NWS Las Vegas, NV

County Inyo County, CA

The radar

The Edwards AFB radar (KEYX), 158 km from the middle of the area, began a volume at 20:21 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
Mar 1, 2:00 AM PSTHEAVY SNOW 1611 Wnw Owens Valley Raw, CAROCK CREEK LAKES ESTIMATED 16 INCHES OF NEW SNOW ON FRIDAY, FEBRUARY 28. ELEVATION 9700 FEET.
Mar 1, 2:00 AM PSTHEAVY SNOW 185 Sse Aspendell, CASAWMILL ESTIMATED 18 INCHES OF NEW SNOWFALL ON FRIDAY, FEBRUARY 28. ELEVATION 10200 FEET.
Mar 1, 2:00 AM PSTHEAVY SNOW 214 Sse Aspendell, CASOUTH LAKE ESTIMATED 21 INCHES OF NEW SNOWFALL ON FRIDAY, FEBRUARY 28. ELEVATION 9600 FEET.
Mar 1, 2:00 AM PSTHEAVY SNOW 216 Se South Lake, CABIG PINE CREEK ESTIMATED 21 INCHES OF NEW SNOWFALL ON FRIDAY, FEBRUARY 28. ELEVATION 9800 FEET.
Mar 1, 2:00 AM PSTHEAVY SNOW 25Aspendell, CATRAINED SPOTTER IN ASPENDELL AT AN ELEVATION OF 8500 FEET RECORDED A TOTAL OF 25 INCHES OF SNOW. THIS TOTAL WAS FROM FRIDAY MORNING THROUGH EARLY SATURDAY MORNING.

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

The nearest sounding before it

Las Vegas, NV (KVEF), launched 12:00Z, 8.3 hours before the alert went out and 168 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, Las Vegas, NV at 12:00Z on 2014-02-28Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Las Vegas, NV at 12:00Z on 2014-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.1939587897117136Sfc1 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
3198 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

273 
WWUS45 KVEF 282017
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1217 PM PST FRI FEB 28 2014

.A STRONG MOIST PACIFIC STORM WILL BRING HEAVY SNOW TO THE
SOUTHERN SIERRA AND WHITE MOUNTAINS TODAY THROUGH SATURDAY.

CAZ519-521-010430-
/O.NEW.KVEF.WS.W.0002.140301T0600Z-140302T0000Z/
/O.EXT.KVEF.WS.W.0001.000000T0000Z-140301T0400Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
1217 PM PST FRI FEB 28 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY
ABOVE 6000 FEET...

A WINTER STORM WARNING FOR HEAVY SNOW ABOVE 6000 FEET REMAINS IN
EFFECT UNTIL 4 PM SATURDAY FOR THE EASTERN SIERRA SLOPES AND THE
WHITE MOUNTAINS OF INYO COUNTY.

* TIMING: SNOW WILL BE MORE SHOWERY THIS AFTERNOON THROUGH SATURDAY
  BUT BURSTS OF HEAVY SNOW ARE STILL POSSIBLE. 

* SNOW LEVEL: ABOVE 8000 FEET LOWERING TO BETWEEN 6500 AND 7500 
  FEET BY THIS AFTERNOON THEN FALLING TO NEAR 5500 FEET BY 
  FRIDAY EVENING.

* TOTAL SNOW ACCUMULATIONS: 10 TO 20 INCHES ABOVE 8000 FEET. LOCALLY
  HIGHER AMOUNTS ARE POSSIBLE. ASPENDELL HAD RECEIVED 10 INCHES OF
  SNOW AS OF NOON TODAY.

* WINDS: GUSTS OVER 40 MPH...WHICH COULD PRODUCE NEAR WHITE-OUT 
  CONDITIONS AT TIMES.

* IMPACTS: REDUCED VISIBILITY AND SNOW COVERED ROADS WOULD SEVERELY
  IMPACT TRAVEL INCLUDING HIGHWAY 168 THROUGH WESTGARD PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
4 follow-up statements
366 
WWUS45 KVEF 010353
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
753 PM PST FRI FEB 28 2014

.A STRONG MOIST PACIFIC STORM WILL BRING HEAVY SNOW TO THE
SOUTHERN SIERRA AND WHITE MOUNTAINS TODAY THROUGH SATURDAY.

CAZ519-521-011200-
/O.CAN.KVEF.WS.W.0001.000000T0000Z-140301T0400Z/
/O.EXT.KVEF.WS.W.0002.140301T0353Z-140302T0000Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
753 PM PST FRI FEB 28 2014

...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 PM PST SATURDAY
ABOVE 6000 FEET...

THE WINTER STORM WARNING FOR AREAS ABOVE 6000 FEET IN THE EASTERN
SIERRA SLOPES AND THE WHITE MOUNTAINS OF INYO COUNTY IS NOW IN
EFFECT UNTIL 4 PM PST SATURDAY.

* TIMING: OCCASIONAL SNOW SHOWERS WILL CONTINUE THROUGH SATURDAY.
  BURSTS OF HEAVY SNOW ARE STILL POSSIBLE.

* SNOW LEVEL: ABOVE 6000 FEET.

* TOTAL SNOW ACCUMULATIONS: 10 TO 20 INCHES ABOVE 8000 FEET. LOCALLY
  HIGHER AMOUNTS ARE POSSIBLE. ASPENDELL HAD RECEIVED 10 INCHES OF
  SNOW AS OF NOON FRIDAY.

* WINDS: GUSTS OVER 40 MPH...WHICH COULD PRODUCE NEAR WHITE-OUT 
  CONDITIONS AT TIMES.

* IMPACTS: REDUCED VISIBILITY AND SNOW COVERED ROADS COULD SEVERELY
  IMPACT TRAVEL...INCLUDING HIGHWAY 168 THROUGH WESTGARD PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MORGAN
926 
WWUS45 KVEF 011101
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
301 AM PST SAT MAR 1 2014

.A WEAKENING PACIFIC STORM WILL CONTINUES ITS APPROACH TOWARDS THE
WEST COAST TODAY BRINGING LIGHT TO MODERATE SNOW TO THE SOUTHERN
SIERRA AND WHITE MOUNTAINS. THE SYSTEM WILL MOVE EAST OF THE AREA
TONIGHT.

CAZ519-521-011900-
/O.CON.KVEF.WS.W.0002.000000T0000Z-140302T0000Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
301 AM PST SAT MAR 1 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON ABOVE 6000 FEET...

A WINTER STORM WARNING ABOVE 6000 FEET REMAINS IN EFFECT UNTIL
4 PM PST THIS AFTERNOON FOR THE EASTERN SIERRA SLOPES AND THE WHITE
MOUNTAINS OF INYO COUNTY.

* TIMING: SNOW SHOWERS WILL CONTINUE TODAY WITH BURSTS OF HEAVY
  SNOW STILL POSSIBLE AT TIMES.

* SNOW LEVEL: ABOVE 6000 FEET.

* TOTAL SNOW ACCUMULATIONS: DEPARTMENT OF WATER RESOURCE SITES IN
  THE SIERRA HAVE REPORTED 1 TO 2 FEET OF SNOW THROUGH 2 AM THIS
  MORNING AND AN ADDITIONAL 2 TO 4 INCHES ARE POSSIBLE THROUGH 4 PM
  THIS AFTERNOON.

* WINDS: 10 TO 20 MPH WITH GUSTS TO 30 MPH...WHICH COULD REDUCE
  VISIBILITY AT TIMES.

* IMPACTS: REDUCED VISIBILITY AND SNOW COVERED ROADS COULD SEVERELY
  IMPACT TRAVEL...INCLUDING HIGHWAY 168 WEST OF BISHOP AND THROUGH
  WESTGARD PASS IN THE WHITE MOUNTAINS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
185 
WWUS45 KVEF 011845
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1045 AM PST SAT MAR 1 2014

CAZ519-521-020000-
/O.CON.KVEF.WS.W.0002.000000T0000Z-140302T0000Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
1045 AM PST SAT MAR 1 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON ABOVE 6000 FEET...

A WINTER STORM WARNING ABOVE 6000 FEET REMAINS IN EFFECT UNTIL
4 PM PST THIS AFTERNOON FOR THE EASTERN SIERRA SLOPES AND WHITE
MOUNTAINS OF INYO COUNTY.

* TIMING: SNOW SHOWERS WILL CONTINUE TODAY WITH BURSTS OF HEAVY 
  SNOW STILL POSSIBLE AT TIMES. 

* SNOW LEVEL: ABOVE 6000 FEET.

* TOTAL SNOW ACCUMULATIONS: A WEATHER SPOTTER IN ASPENDELL AS WELL
  AS DEPARTMENT OF WATER RESOURCE SITES IN THE EASTERN SIERRA
  REPORTED AROUND TWO FEET OF SNOW FRIDAY THROUGH EARLY SATURDAY
  MORNING. AN ADDITIONAL 2 TO 4 INCHES IS POSSIBLE THROUGH 4 PM
  THIS AFTERNOON.

* WINDS: 10 TO 20 MPH WITH GUSTS TO 30 MPH...WHICH COULD REDUCE 
  VISIBILITY AT TIMES.

* IMPACTS: REDUCED VISIBILITY AND SNOW COVERED ROADS COULD
  SEVERELY IMPACT TRAVEL...INCLUDING HIGHWAY 168 WEST OF 
  BISHOP AND THROUGH WESTGARD PASS IN THE WHITE MOUNTAINS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
813 
WWUS45 KVEF 012209
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
209 PM PST SAT MAR 1 2014

CAZ519-521-012315-
/O.CAN.KVEF.WS.W.0002.000000T0000Z-140302T0000Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
209 PM PST SAT MAR 1 2014

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE
WINTER STORM WARNING FOR THE EASTERN SLOPES OF THE SOUTHERN SIERRA
AND WHITE MOUNTAINS OF INYO COUNTY.

THE THREAT FOR ADDITIONAL HEAVY SNOW HAS PASSED FOR THE SOUTHERN
SIERRA AND WHITE MOUNTAINS OF INYO COUNTY. THE WINTER STORM WARNING
HAS BEEN CANCELLED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 28, 11:35 AM PSTWind AdvisoryVEFSan Bernardino10 hr

Nearby

Winter Storm Warnings in California, 2014Every winter storm warning in 2014

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.