Alert archive / California / High Wind Warnings in 2017

High Wind Warning 4, NWS Las Vegas, NV

February 8, 2017Inyo County, California

NWS Las Vegas, NV issued this high wind warning at Feb 8, 2017, 2:23 PM PST for Inyo County, California. It took effect at Feb 9, 2017, 10:00 AM PST. It was in force for 18 hr. 3 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 8, 2017, 2:23 PM PST (22:23 UTC)
In effect from
Feb 9, 2017, 10:00 AM PST
Expired
Feb 10, 2017, 4:00 AM 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 22:24 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 9, 1:12 PM PSTNON-TSTM WND GST 685 Wsw West Bishop, CA68 MPH GUST REPORTED.
Feb 9, 2:39 PM PSTNON-TSTM WND DMG24 Sse Haiwee, CASTRONG DOWNSLOPE WINDS BLEW OVER SEMI TRUCK ON THE ACCESS ROAD NEXT TO HIGHWAY 395 NEAR PEARSONVILLE, CA.
Feb 9, 2:42 PM PSTNON-TSTM WND GST 835 Nw Independence, CAMESONET STATION INDEPENDENCE 4 WNW /IDPC1/.

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, 10.4 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 2017-02-08Temperature 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 2017-02-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
1154 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

908 
WWUS75 KVEF 082223
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
223 PM PST Wed Feb 8 2017

CAZ519-091200-
/O.NEW.KVEF.HW.W.0004.170209T1800Z-170210T1200Z/
Eastern Sierra Slopes-
Including the cities of...Aspendell...Mt Whitney
223 PM PST Wed Feb 8 2017

...HIGH WIND WARNING IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST
FRIDAY...

The National Weather Service in Las Vegas has issued a High Wind
Warning...which is in effect from 10 AM Thursday to 4 AM PST
Friday. 

* TIMING...Winds will increase during the morning...peak during the
  afternoon and evening before decreasing later Thursday night.

* WINDS...Westerly winds 45 to 55 mph with gusts to 70 to 80 mph.

* IMPACTS...Areas of blowing and drifting snow. Downed trees and
  powerlines possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds can make driving dangerous...rapidly
reduce visibility in dust prone areas and lead to property
damage.

&&

$$

CAZ520-091200-
/O.NEW.KVEF.HW.A.0001.170209T1800Z-170210T1200Z/
Owens Valley-
Including the cities of...Bishop...Independence...Lone Pine...
Olancha
223 PM PST Wed Feb 8 2017

...HIGH WIND WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE
THURSDAY NIGHT...

The National Weather Service in Las Vegas has issued a High Wind
Watch...which is in effect from Thursday morning through late
Thursday night. 

* TIMING...The main threat of strong downslope winds reaching into
  the Owens Valley will be during the afternoon and evening hours
  Thursday.

* WINDS...West winds 35 to 45 mph...potentially gusting in the 60
  to 70 mph range.

* IMPACTS...Motorists may be impacted by bursts of strong winds and
  travel could be affected. Patchy blowing dust and sand is possible
  in areas that received little rain earlier this week. High profile
  vehicles and semis should reconsider travel on highway 395 and be
  prepared for possible road closures. Potential for downed trees
  and powerlines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch is issued when there is potential for a
hazardous high wind event. Continue to monitor forecasts for the
latest forecast information.

&&

$$
5 follow-up statements
256 
WWUS75 KVEF 091107
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
307 AM PST Thu Feb 9 2017

CAZ519-100000-
/O.CON.KVEF.HW.W.0004.170209T1800Z-170210T1200Z/
Eastern Sierra Slopes-
Including the cities of...Aspendell...Mt Whitney
307 AM PST Thu Feb 9 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
4 AM PST FRIDAY...

* TIMING...Winds will increase during the morning...peak during the
  afternoon and evening before decreasing later tonight.

* WINDS...Westerly winds 45 to 55 mph with gusts to 70 to 80 mph.

* IMPACTS...Areas of blowing and drifting snow. Downed trees and 
  powerlines possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds can make driving dangerous...rapidly
reduce visibility in dust prone areas and lead to property
damage.

&&

$$

CAZ520-100000-
/O.CON.KVEF.HW.A.0001.170209T1800Z-170210T1200Z/
Owens Valley-
Including the cities of...Bishop...Independence...Lone Pine...
Olancha
307 AM PST Thu Feb 9 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM 10 AM PST THIS MORNING
THROUGH LATE TONIGHT...

* TIMING...The main threat of strong downslope winds reaching into
  the Owens Valley will be during the afternoon and evening hours
  this afternoon.

* WINDS...West winds 35 to 45 mph...potentially gusting in the 
  60 to 70 mph range. 

* IMPACTS...Motorists may be impacted by bursts of strong winds 
  and travel could be affected. Patchy blowing dust and sand is 
  possible in areas that received little rain earlier this week. 
  High profile vehicles and semis should reconsider travel on 
  highway 395 and be prepared for possible road closures. 
  Potential for downed trees and powerlines. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch is issued when there is potential for a
hazardous high wind event. Continue to monitor forecasts for the
latest forecast information.

&&

$$
854 
WWUS75 KVEF 091207
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
407 AM PST Thu Feb 9 2017

CAZ520-100000-
/O.UPG.KVEF.HW.A.0001.170209T1800Z-170210T1200Z/
/O.EXA.KVEF.HW.W.0004.170209T1800Z-170210T1200Z/
Owens Valley-
Including the cities of...Bishop...Independence...Lone Pine...
Olancha
407 AM PST Thu Feb 9 2017

...HIGH WIND WARNING IN EFFECT FROM 10 AM THIS MORNING TO 4 AM
PST FRIDAY...

The National Weather Service in Las Vegas has issued a High Wind
Warning...which is in effect from 10 AM this morning to 4 AM PST
Friday. This warning replaces the high wind watch.

* TIMING...The main threat of strong downslope winds reaching into
  the Owens Valley will be during the afternoon and evening hours.
  This warning will mainly impact the western portions of the Owens
  Valley.

* WINDS...West winds 35 to 45 mph...potentially gusting in the 
  60 to 70 mph range. 

* IMPACTS...Motorists may be impacted by bursts of strong winds 
  and travel could be affected. Patchy blowing dust and sand is 
  possible in areas that received little rain earlier this week. 
  High profile vehicles and semis should reconsider travel on 
  highway 395 and be prepared for possible road closures. 
  Potential for downed trees and powerlines. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds can make driving dangerous...rapidly
reduce visibility in dust prone areas and lead to property damage.

&&

$$

CAZ519-100000-
/O.CON.KVEF.HW.W.0004.170209T1800Z-170210T1200Z/
Eastern Sierra Slopes-
Including the cities of...Aspendell...Mt Whitney
407 AM PST Thu Feb 9 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
4 AM PST FRIDAY...

* TIMING...Winds will increase during the morning...peak during 
  the afternoon and evening before decreasing later tonight. 

* WINDS...Westerly winds 45 to 55 mph with gusts to 70 to 80 mph.

* IMPACTS...Areas of blowing and drifting snow. Downed trees and 
  powerlines possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds can make driving dangerous...rapidly
reduce visibility in dust prone areas and lead to property
damage.

&&

$$
757 
WWUS75 KVEF 092328
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
328 PM PST Thu Feb 9 2017

CAZ519-520-101200-
/O.CON.KVEF.HW.W.0004.000000T0000Z-170210T1200Z/
Eastern Sierra Slopes-Owens Valley-
Including the cities of...Aspendell...Mt Whitney...Bishop...
Independence...Lone Pine...Olancha
328 PM PST Thu Feb 9 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY...

* TIMING...High winds will continue through this evening before
  decreasing later tonight.

* WINDS...Westerly winds 45 to 55 mph with gusts to 70 to 80 mph.

* IMPACTS...Areas of blowing and drifting snow. Downed trees and 
  powerlines possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds can make driving dangerous...rapidly
reduce visibility in dust prone areas and lead to property
damage.

&&

$$

Morgan
974 
WWUS75 KVEF 101016
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
216 AM PST Fri Feb 10 2017

CAZ519-520-101200-
/O.CON.KVEF.HW.W.0004.000000T0000Z-170210T1200Z/
Eastern Sierra Slopes-Owens Valley-
Including the cities of...Aspendell...Mt Whitney...Bishop...
Independence...Lone Pine...Olancha
216 AM PST Fri Feb 10 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM PST EARLY THIS
MORNING...

* TIMING...High winds will gradually diminish this morning.

* WINDS...Westerly winds 45 to 55 mph with gusts to 70 to 80
  mph...mainly in the higher elevations, though occasional gusts 45
  to 65 MPH are possible in the Owens Valley.

* IMPACTS...Areas of blowing and drifting snow. Downed trees and
  powerlines possible. Strong crosswinds may impact Highway 395
  creating hazardous travel conditions...especially for high
  profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds can make driving dangerous...rapidly
reduce visibility in dust prone areas and lead to property
damage.

&&

$$

NVZ017-019-101200-
/O.NEW.KVEF.WI.Y.0013.170210T1016Z-170211T0600Z/
Western Clark and Southern Nye County-Spring Mountains-
Red Rock Canyon-
Including the cities of...Pahrump...Indian Springs...
Desert Rock...Amargosa Valley...The Town Of Mt Charleston...
Red Rock Canyon
216 AM PST Fri Feb 10 2017

...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING...

The National Weather Service in Las Vegas has issued a Wind
Advisory...which is in effect until 10 PM PST this evening. 

* TIMING...Winds will continue through the day then gradually
  diminish this evening.

* WINDS...South to southwest winds 20 to 30 mph with gusts 40 to 50
  mph...isolated gusts 50 to 60 mph in the higher elevations of the
  Spring Mountains and southern Nye County.

* IMPACTS...Gusty winds may cause areas of blowing dust and strong
  crosswinds along U.S. Highway 95 between Las Vegas and Beatty.
  Unsecured objects and temporary structures may be displaced.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if traveling in the Spring Mountains or along U.S.
Highway 95 between Las Vegas and Beatty. Watch for areas of reduced
visibility and be prepared for sudden crosswinds.

&&

$$

Wolcott
816 
WWUS75 KVEF 101149
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
349 AM PST Fri Feb 10 2017

CAZ519-520-101300-
/O.EXP.KVEF.HW.W.0004.000000T0000Z-170210T1200Z/
Eastern Sierra Slopes-Owens Valley-
Including the cities of...Aspendell...Mt Whitney...Bishop...
Independence...Lone Pine...Olancha
349 AM PST Fri Feb 10 2017

...HIGH WIND WARNING WILL EXPIRE AT 4 AM PST EARLY THIS MORNING...

Winds will decrease across the southern Sierra this morning.
Occasional gusts over 40 MPH will be possible in the southern
portions of the Owens Valley through sunrise.

$$

NVZ017-019-110000-
/O.CON.KVEF.WI.Y.0013.000000T0000Z-170211T0600Z/
Western Clark and Southern Nye County-Spring Mountains-
Red Rock Canyon-
Including the cities of...Pahrump...Indian Springs...
Desert Rock...Amargosa Valley...The Town Of Mt Charleston...
Red Rock Canyon
349 AM PST Fri Feb 10 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* TIMING...Winds will continue through the day then gradually 
  diminish this evening. 

* WINDS...South to southwest winds 20 to 30 mph with gusts 40 to 
  50 mph...isolated gusts 50 to 60 mph in the higher elevations 
  of the Spring Mountains and southern Nye County. 

* IMPACTS...Gusty winds may cause areas of blowing dust and 
  strong crosswinds along U.S. Highway 95 between Las Vegas and 
  Beatty. Unsecured objects and temporary structures may be 
  displaced. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if traveling in the Spring Mountains or along U.S.
Highway 95 between Las Vegas and Beatty. Watch for areas of
reduced visibility and be prepared for sudden crosswinds.

&&

$$

Wolcott

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 8, 2:23 PM PSTHigh Wind WatchVEF14 hr

Nearby

High Wind Warnings in California, 2017Every high wind 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.