Alert archive / California / High Wind Warnings in 2020

High Wind Warning 2, NWS Las Vegas, NV

January 17, 2020Inyo County, California

NWS Las Vegas, NV issued this high wind warning at Jan 17, 2020, 12:28 AM PST for Inyo County, California. It was in force for 3 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 17, 2020, 12:28 AM PST (08:28 UTC)
Expired
Jan 17, 2020, 3:00 AM PST
In force
3 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 08:27 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

Las Vegas, NV (KVEF), launched 00:00Z, 8.5 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 00:00Z on 2020-01-17Temperature 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 00:00Z on 2020-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 250 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
2415 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
250 m²/s²
0-3 km storm-relative helicity
334 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

201 
WWUS75 KVEF 170828
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1228 AM PST Fri Jan 17 2020

CAZ519-520-171100-
/O.NEW.KVEF.HW.W.0002.200117T0828Z-200117T1100Z/
Eastern Sierra Slopes-Owens Valley-
Including Aspendell, Whitney Portal, Bishop, Independence, 
Lone Pine, and Olancha
1228 AM PST Fri Jan 17 2020

...HIGH WIND WARNING IN EFFECT UNTIL 3 AM PST EARLY THIS
MORNING...

* WHAT...West winds 35 to 45 mph with gusts up to 70 mph.

* WHERE...Eastern Sierra Slopes and Owens Valley primarily south
  of Olancha.

* WHEN...Until 3 AM PST early this morning. Wind gusts are 
  expected to decrease to less than 40 mph after 3 AM PST.

* IMPACTS...Travel will be hazardous, especially for high profile
  vehicles.

* ADDITIONAL DETAILS...CHP reported that a big rig was blown over
  near Coso Junction. Travel on Highway 395 is closed to high
  profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extreme caution if you must drive.

&&

$$

NVZ014-015-017-019-171100-
/O.CON.KVEF.WI.Y.0005.000000T0000Z-200117T1100Z/
Esmeralda and Central Nye County-Lincoln County-
Western Clark and Southern Nye County-Spring Mountains-
Red Rock Canyon-
Including Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche,
Panaca, Hiko, Alamo, Rachel, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, The Town Of Mt Charleston, 
and Red Rock Canyon
1228 AM PST Fri Jan 17 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST EARLY THIS
MORNING...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph 
  possible overnight along the northeast slopes of the Spring 
  Mountains and within Red Rock Canyon.

* WHERE...Spring Mountains-Red Rock Canyon.

* WHEN...Until 3 AM PST Friday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
1 follow-up statement
078 
WWUS75 KVEF 171055
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
255 AM PST Fri Jan 17 2020

CAZ519-520-171200-
/O.EXP.KVEF.HW.W.0002.000000T0000Z-200117T1100Z/
Eastern Sierra Slopes-Owens Valley-
Including Aspendell, Whitney Portal, Bishop, Independence, 
Lone Pine, and Olancha
255 AM PST Fri Jan 17 2020

...HIGH WIND WARNING WILL EXPIRE AT 3 AM PST EARLY THIS MORNING...

Automated wind sensors indicated winds had decreased below 40 mph
in the southern part of the Owens Valley. Speeds will continue 
trending downward and no longer pose a significant threat. The 
High Wind Warning will expire on schedule at 3 AM PST.

$$

NVZ014-015-017-019-171200-
/O.EXP.KVEF.WI.Y.0005.000000T0000Z-200117T1100Z/
Esmeralda and Central Nye County-Lincoln County-
Western Clark and Southern Nye County-Spring Mountains-
Red Rock Canyon-
Including Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche,
Panaca, Hiko, Alamo, Rachel, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, The Town Of Mt Charleston, 
and Red Rock Canyon
255 AM PST Fri Jan 17 2020

...WIND ADVISORY WILL EXPIRE AT 3 AM PST EARLY THIS MORNING...

Wind speeds were trending downward across southern Nevada and 
will continue to decrease below 30 mph before sunrise. The Wind 
Advisory will expire on schedule at 3 AM PST.


$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas

Nearby

High Wind Warnings in California, 2020Every high wind warning in 2020

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.