Alert archive / Nevada / Winter Storm Warnings in 2012

Winter Storm Warning 2, NWS Elko, NV

January 20, 20124 counties in Nevada

NWS Elko, NV issued this winter storm warning at Jan 20, 2012, 3:18 PM PST for 4 counties in Nevada. It took effect at Jan 21, 2012, 1:00 AM PST. It was in force for 14 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 20, 2012, 3:18 PM PST (23:18 UTC)
In effect from
Jan 21, 2012, 1:00 AM PST
Expired
Jan 21, 2012, 2:35 PM PST
In force
14 hr
Issued by
NWS Elko, NV

Counties Elko County, NV, Eureka County, NV, Lander County, NV, White Pine County, NV

The radar

The Elko radar (KLRX), 103 km from the middle of the area, began a volume at 23:18 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.

The nearest sounding before it

Elko, NV (KLKN), launched 12:00Z, 11.3 hours before the alert went out and 165 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, Elko, NV at 12:00Z on 2012-01-20Temperature 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, Elko, NV at 12:00Z on 2012-01-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 square meters per square second.19395878Sfc1 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
1312 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
288 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.

181 
WWUS45 KLKN 202318
WSWLKN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
318 PM PST FRI JAN 20 2012

...MORE WINTER WEATHER EXPECTED THIS WEEKEND...

RAIN AND SNOW WILL INCREASE ACROSS NORTHERN NEVADA THIS
EVENING...MOVING INTO CENTRAL AND EASTERN NEVADA OVERNIGHT. THIS
STORM SYSTEM WILL PRODUCE A MIX OF RAIN AND SNOW FOR THE VALLEYS
OF CENTRAL AND EASTERN NEVADA EARLY SATURDAY...AND SIGNIFICANT
SNOW FOR THE MOUNTAINS. LOWER ELEVATION RAIN WILL CHANGE TO ALL
SNOW BY MID SATURDAY MORNING AND BEGIN ACCUMULATING. INCREASING
WINDS WILL ACCOMPANY THE SNOW DURING SATURDAY.

NVZ031-034-211130-
/O.UPG.KLKN.WS.A.0001.120121T0600Z-120122T0300Z/
/O.NEW.KLKN.WS.W.0002.120121T0900Z-120122T0300Z/
NORTHERN ELKO COUNTY-RUBY MOUNTAINS/EAST HUMBOLDT RANGE-
INCLUDING THE FOLLOWING LOCATIONS...JACKPOT...WILDHORSE...
OWYHEE...H D SUMMIT...SECRET PASS...LAMOILLE CANYON...
HARRISON PASS
318 PM PST FRI JAN 20 2012

...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 7 PM PST
   SATURDAY...

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...BLOWING SNOW...AND WIND...WHICH IS IN 
EFFECT FROM 1 AM TO 7 PM PST SATURDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 6000 FEET...WITH 
  LOCALLY HIGHER AMOUNTS OF 10 TO 18 INCHES ABOVE 7000 FEET. 

* ELEVATION: ABOVE 6000 FEET.

* TIMING: HEAVIEST SNOW EXPECTED MID MORNING SATURDAY THROUGH SATURDAY
  AFTERNOON.

* LOCATIONS INCLUDE: JACKPOT...WILDHORSE...OWYHEE...H D 
  SUMMIT...SECRET PASS...LAMOILLE CANYON...HARRISON PASS 

* WINDS: WEST TO SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 50 
  MPH.

* IMPACTS: ROADS IN THE WARNING AREA WILL BECOME SNOW PACKED AND
  SLIPPERY. SNOW AND BLOWING SNOW WILL LEAD TO SHARP REDUCTIONS IN
  VISIBILITY.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF HEAVY SNOW
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. FOR THE LATEST
ROAD CONDITIONS CALL 511 OR VISIT WWW.NVROADS.COM.

&&


$$

NVZ013-032-035>037-211130-
/O.UPG.KLKN.WS.A.0001.120121T1200Z-120122T0300Z/
/O.NEW.KLKN.WS.W.0002.120121T0900Z-120122T0300Z/
NORTHERN NYE COUNTY-SOUTHWEST AND SOUTH CENTRAL ELKO COUNTY-
WHITE PINE COUNTY-
NORTHERN LANDER COUNTY AND NORTHERN EUREKA COUNTY-
SOUTHERN LANDER COUNTY AND SOUTHERN EUREKA COUNTY-
INCLUDING THE FOLLOWING LOCATIONS...TONOPAH...ROUND MOUNTAIN...
DUCKWATER...CURRANT SUMMIT...ELKO...SPRING CREEK...
PEQUOP SUMMIT...WELLS...CARLIN...ELY...MCGILL...CONNORS PASS...
GREAT BASIN NATIONAL PARK...BATTLE MOUNTAIN...EMIGRANT PASS...
AUSTIN...AUSTIN SUMMIT...EUREKA...DIAMOND VALLEY...PINTO SUMMIT
318 PM PST FRI JAN 20 2012

...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 7 PM PST
   SATURDAY...

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...BLOWING SNOW...AND WIND...WHICH IS IN 
EFFECT FROM 1 AM TO 7 PM PST SATURDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 6000 FEET...WITH 
  LOCALLY HIGHER AMOUNTS OF 10 TO 18 INCHES ABOVE 7000 FEET. 

* ELEVATION: ABOVE 6000 FEET.

* TIMING: HEAVIEST SNOW EXPECTED MID MORNING SATURDAY THROUGH
  SATURDAY AFTERNOON.

* LOCATIONS INCLUDE: ELKO...SPRING CREEK...PEQUOP SUMMIT...
  WELLS...CARLIN...ELY...MCGILL...CONNORS PASS... GREAT BASIN 
  NATIONAL PARK...AUSTIN...AUSTIN SUMMIT... EUREKA...DIAMOND 
  VALLEY...PINTO SUMMIT...BATTLE MOUNTAIN... EMIGRANT PASS...
  TONOPAH...ROUND MOUNTAIN...DUCKWATER... CURRANT SUMMIT 

* WINDS: WEST TO SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 50 
  MPH.

* IMPACTS: ROADS IN THE WARNING AREA WILL BECOME SNOW PACKED AND
  SLIPPERY. SNOW AND BLOWING SNOW WILL LEAD TO SHARP REDUCTIONS IN
  VISIBILITY.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF HEAVY SNOW
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. FOR THE LATEST
ROAD CONDITIONS CALL 511 OR VISIT WWW.NVROADS.COM.

&&

$$
3 follow-up statements
596 
WWUS45 KLKN 210942
WSWLKN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
142 AM PST SAT JAN 21 2012

...PACIFIC SYSTEM WILL BRING A MIX OF RAIN AND SNOW TO NEVADA
THIS WEEKEND...

THIS STORM SYSTEM WILL PRODUCE A MIX OF RAIN AND SNOW FOR THE
VALLEYS OF CENTRAL AND EASTERN NEVADA TODAY. EXPECTING
SIGNIFICANT SNOW ACCUMULATIONS FOR THE MOUNTAINS. AT LOWER
ELEVATIONS WHERE RAIN FALLS...BLACK ICE FORMATION POSSIBLE AFTER
THE TEMPERATURES DROP BELOW FREEZING THIS EVENING. VERY STRONG
WINDS WILL ACCOMPANY THIS LOW PRESSURE SYSTEM.

NVZ013-031-032-034>037-220245-
/O.CON.KLKN.WS.W.0002.000000T0000Z-120122T0300Z/
NORTHERN NYE COUNTY-NORTHERN ELKO COUNTY-
SOUTHWEST AND SOUTH CENTRAL ELKO COUNTY-
RUBY MOUNTAINS/EAST HUMBOLDT RANGE-WHITE PINE COUNTY-
NORTHERN LANDER COUNTY AND NORTHERN EUREKA COUNTY-
SOUTHERN LANDER COUNTY AND SOUTHERN EUREKA COUNTY-
INCLUDING THE FOLLOWING LOCATIONS...TONOPAH...ROUND MOUNTAIN...
DUCKWATER...CURRANT SUMMIT...JACKPOT...WILDHORSE...OWYHEE...
H D SUMMIT...ELKO...SPRING CREEK...PEQUOP SUMMIT...WELLS...
CARLIN...SECRET PASS...LAMOILLE CANYON...HARRISON PASS...ELY...
MCGILL...CONNORS PASS...GREAT BASIN NATIONAL PARK...
BATTLE MOUNTAIN...EMIGRANT PASS...AUSTIN...AUSTIN SUMMIT...
EUREKA...DIAMOND VALLEY...PINTO SUMMIT
142 AM PST SAT JAN 21 2012

...WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 6000 FEET...WITH 
  LOCALLY HIGHER AMOUNTS OF 10 TO 18 INCHES ABOVE 7000 FEET. 

* ELEVATION: ABOVE 6000 FEET.

* TIMING: HEAVIEST SNOW EXPECTED MID MORNING SATURDAY THROUGH
  SATURDAY AFTERNOON. BLACK ICE FORMATION POSSIBLE AFTER 5 PM PST.

* LOCATIONS INCLUDE: JACKPOT...WILDHORSE...OWYHEE...H D 
  SUMMIT...SECRET PASS...LAMOILLE CANYON...HARRISON PASS

* WINDS: DURING THE MORNING THE WINDS WILL HAVE A SOUTHERLY
  COMPONENT. HOWEVER WITH THE FRONT COMING THROUGH THE REGION
  EXPECTING THE WIND TO SHIFT LATER TODAY FROM WEST TO NORTHWEST
  30 TO 40 MPH WITH GUSTS TO OVER 50 MPH.

* IMPACTS: BLACK ICE POSSIBLE. ROADS CONDITIONS IN THE WARNING
  AREA WILL DETERIORATE. PEQUOP SUMMIT ON INTERSTATE 80 WILL BE
  PROBLEMATIC TODAY. RAIN...SNOW AND BLOWING SNOW WILL LEAD TO
  SHARP REDUCTIONS IN VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF HEAVY SNOW
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. FOR THE LATEST
ROAD CONDITIONS CALL 511 OR VISIT WWW.NVROADS.COM.

&&

SZATANEK

$$
130 
WWUS45 KLKN 211122 AAA
WSWLKN

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE ELKO NV
322 AM PST SAT JAN 21 2012

...PACIFIC SYSTEM WILL BRING A MIX OF RAIN AND SNOW TO NEVADA
THIS WEEKEND...

THIS STORM SYSTEM WILL PRODUCE A MIX OF RAIN AND SNOW FOR THE
VALLEYS OF CENTRAL AND EASTERN NEVADA TODAY. EXPECTING
SIGNIFICANT SNOW ACCUMULATIONS FOR THE MOUNTAINS. AT LOWER
ELEVATIONS WHERE RAIN FALLS...BLACK ICE FORMATION POSSIBLE AFTER
THE TEMPERATURES DROP BELOW FREEZING THIS EVENING. VERY STRONG
WINDS WILL ACCOMPANY THIS LOW PRESSURE SYSTEM.

NVZ013-031-032-034>037-212330-
/O.CON.KLKN.WS.W.0002.000000T0000Z-120122T0300Z/
NORTHERN NYE COUNTY-NORTHERN ELKO COUNTY-
SOUTHWEST AND SOUTH CENTRAL ELKO COUNTY-
RUBY MOUNTAINS/EAST HUMBOLDT RANGE-WHITE PINE COUNTY-
NORTHERN LANDER COUNTY AND NORTHERN EUREKA COUNTY-
SOUTHERN LANDER COUNTY AND SOUTHERN EUREKA COUNTY-
INCLUDING THE FOLLOWING LOCATIONS...TONOPAH...ROUND MOUNTAIN...
DUCKWATER...CURRANT SUMMIT...JACKPOT...WILDHORSE...OWYHEE...
H D SUMMIT...ELKO...SPRING CREEK...PEQUOP SUMMIT...WELLS...
CARLIN...SECRET PASS...LAMOILLE CANYON...HARRISON PASS...ELY...
MCGILL...CONNORS PASS...GREAT BASIN NATIONAL PARK...
BATTLE MOUNTAIN...EMIGRANT PASS...AUSTIN...AUSTIN SUMMIT...
EUREKA...DIAMOND VALLEY...PINTO SUMMIT
322 AM PST SAT JAN 21 2012

...WINTER STORM WARNING FOR HEAVY SNOW...BLOWING SNOW AND WIND...
REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW...BLOWING SNOW AND WIND
REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING.

* SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 6000 FEET...WITH 
  LOCALLY HIGHER AMOUNTS OF 10 TO 18 INCHES ABOVE 7000 FEET. 

* ELEVATION: ABOVE 6000 FEET.

* TIMING: HEAVIEST SNOW EXPECTED MID MORNING SATURDAY THROUGH 
  SATURDAY AFTERNOON. BLACK ICE FORMATION POSSIBLE AFTER 5 PM 
  PST.

* LOCATIONS INCLUDE: JACKPOT...WILDHORSE...OWYHEE...H D 
  SUMMIT...SECRET PASS...LAMOILLE CANYON...HARRISON PASS

* WINDS: DURING THE MORNING THE WINDS WILL HAVE A SOUTHERLY 
  COMPONENT. HOWEVER WITH THE FRONT COMING THROUGH THE REGION 
  EXPECTING THE WIND TO SHIFT LATER TODAY FROM WEST TO 
  NORTHWEST 30 TO 40 MPH WITH GUSTS TO OVER 50 MPH.

* IMPACTS: BLACK ICE POSSIBLE. ROADS CONDITIONS IN THE WARNING 
  AREA WILL DETERIORATE. PEQUOP SUMMIT ON INTERSTATE 80 WILL 
  BE PROBLEMATIC TODAY. RAIN...SNOW AND BLOWING SNOW WILL LEAD 
  TO SHARP REDUCTIONS IN VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF HEAVY SNOW
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. FOR THE LATEST
ROAD CONDITIONS CALL 511 OR VISIT WWW.NVROADS.COM.

&&

SZATANEK

$$
446 
WWUS45 KLKN 212235
WSWLKN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
235 PM PST SAT JAN 21 2012


NVZ013-031-032-034>037-212345-
/O.CAN.KLKN.WS.W.0002.000000T0000Z-120122T0300Z/
NORTHERN NYE COUNTY-NORTHERN ELKO COUNTY-
SOUTHWEST AND SOUTH CENTRAL ELKO COUNTY-
RUBY MOUNTAINS/EAST HUMBOLDT RANGE-WHITE PINE COUNTY-
NORTHERN LANDER COUNTY AND NORTHERN EUREKA COUNTY-
SOUTHERN LANDER COUNTY AND SOUTHERN EUREKA COUNTY-
INCLUDING THE FOLLOWING LOCATIONS...TONOPAH...ROUND MOUNTAIN...
DUCKWATER...CURRANT SUMMIT...JACKPOT...WILDHORSE...OWYHEE...
H D SUMMIT...ELKO...SPRING CREEK...PEQUOP SUMMIT...WELLS...
CARLIN...SECRET PASS...LAMOILLE CANYON...HARRISON PASS...ELY...
MCGILL...CONNORS PASS...GREAT BASIN NATIONAL PARK...
BATTLE MOUNTAIN...EMIGRANT PASS...AUSTIN...AUSTIN SUMMIT...
EUREKA...DIAMOND VALLEY...PINTO SUMMIT
235 PM PST SAT JAN 21 2012

...WINTER STORM WARNING IS CANCELED...

THE NATIONAL WEATHER SERVICE IN ELKO HAS CANCELED THE WINTER STORM
WARNING.

THE STORM THAT PRODUCED HARSH WINTER CONDITIONS WAS MOVING RAPIDLY
EAST SATURDAY AFTERNOON. CONDITIONS WILL IMPROVE TO BETTER THAN
WARNING CRITERIA THROUGH THE REST OF THE AFTERNOON AND EARLY EVENING.
SHOW SHOWERS AND SOME GUSTY WINDS WILL LINGER INTO THE EVENING...AND
TRAVEL CONDITIONS MAY STILL BE TRICKY WITH SLICK ROADS OVERNIGHT.
PLEASE USE CAUTION WHEN DRIVING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 20, 3:36 PM PSTWind AdvisoryLKNElko, Humboldt23 hr

Nearby

Winter Storm Warnings in Nevada, 2012Every winter storm warning in 2012

Sources

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