Alert archive / California / Wind Advisories in 2021

Wind Advisory 7, NWS Las Vegas, NV

February 14, 2021Inyo County, San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Feb 14, 2021, 12:28 PM PST for Inyo County, San Bernardino County, California. It took effect at Feb 15, 2021, 1:00 PM PST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Feb 14, 2021, 12:28 PM PST (20:28 UTC)
In effect from
Feb 15, 2021, 1:00 PM PST
Expired
Feb 16, 2021, 7:00 AM PST
In force
18 hr
Issued by
NWS Las Vegas, NV

Counties Inyo County, CA, San Bernardino County, CA

The radar

The Edwards AFB radar (KEYX), 95 km from the middle of the area, began a volume at 20:27 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 12:00Z, 8.5 hours before the alert went out and 137 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 2021-02-14Temperature 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 2021-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.1939587897117136156175Sfc1 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
2389 m above ground
0-6 km bulk shear
98 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

809 
WWUS75 KVEF 142028
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1228 PM PST Sun Feb 14 2021

CAZ523-525-150200-
/O.NEW.KVEF.WI.Y.0007.210215T2100Z-210216T1500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
1228 PM PST Sun Feb 14 2021

...WIND ADVISORY IN EFFECT FROM 1 PM MONDAY TO 7 AM PST TUESDAY...

* WHAT...West winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Western Mojave Desert and Morongo Basin.

* WHEN...From 1 PM Monday to 7 AM PST Tuesday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AZZ002-036-CAZ527-NVZ021-150200-
/O.CON.KVEF.LW.Y.0007.000000T0000Z-210215T0200Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Bullhead City, 
Oatman, Mohave Valley, Needles, Hoover Dam, and Laughlin
1228 PM PST Sun Feb 14 2021 /128 PM MST Sun Feb 14 2021/

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/
THIS EVENING...

* WHAT...North winds 15 to 25 mph with gusts up to 40 mph 
  expected.

* WHERE...In Nevada, Lake Mead National Recreation Area. In 
  Arizona, Lake Mead National Recreation Area.

* WHEN...Until 6 PM PST /7 PM MST/ this evening.

* IMPACTS...Strong winds and rough waves on area lakes will 
  create hazardous conditions for small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on area lakes should use extra caution since strong winds
and rough waves can overturn small craft.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
4 follow-up statements
699 
WWUS75 KVEF 150157
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
557 PM PST Sun Feb 14 2021

AZZ002-036-CAZ527-NVZ021-150300-
/O.EXP.KVEF.LW.Y.0007.000000T0000Z-210215T0200Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Bullhead City, 
Oatman, Mohave Valley, Needles, Hoover Dam, and Laughlin
557 PM PST Sun Feb 14 2021 /657 PM MST Sun Feb 14 2021/

...LAKE WIND ADVISORY WILL EXPIRE AT 6 PM PST /7 PM MST/ THIS
EVENING...

Winds have fallen below impactful levels. Expect north winds to
gust to 20 MPH for the next few hours before diminishing further 
overnight. 

$$

CAZ523-525-151400-
/O.CON.KVEF.WI.Y.0007.210215T2100Z-210216T1500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
557 PM PST Sun Feb 14 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM MONDAY TO 7 AM PST
TUESDAY...

* WHAT...West winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Western Mojave Desert and Morongo Basin.

* WHEN...From 1 PM Monday to 7 AM PST Tuesday.

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

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
542 
WWUS75 KVEF 151109
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
309 AM PST Mon Feb 15 2021

CAZ523-525-152115-
/O.CON.KVEF.WI.Y.0007.210215T2100Z-210216T1500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
309 AM PST Mon Feb 15 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
7 AM PST TUESDAY...

* WHAT...West winds 25 to 35 mph with gusts 40 to 50 mph.

* WHERE...Western Mojave Desert and Morongo Basin.

* WHEN...From 1 PM this afternoon to 7 AM PST Tuesday morning.

* IMPACTS...Winds will make driving difficult for 
  motorcycles...large trucks...trailers and campers. Gusty winds 
  could blow around unsecured objects. Tree limbs could be blown 
  down and a few power outages may result. Patchy blowing dust is 
  possible.

* 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
364 
WWUS75 KVEF 152043
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1243 PM PST Mon Feb 15 2021

CAZ519-520-161500-
/O.EXA.KVEF.WI.Y.0007.210215T2100Z-210216T1500Z/
Eastern Sierra Slopes-Owens Valley-
Including Aspendell, Whitney Portal, Bishop, Independence, 
Lone Pine, and Olancha
1243 PM PST Mon Feb 15 2021

...WIND ADVISORY IN EFFECT UNTIL 7 AM PST TUESDAY...

* WHAT...West to northwest winds 25 to 35 mph with gusts 40 to 50
  mph in the Owens Valley. Isolated gusts up to 55 mph possible 
  tonight. For the Sierra, west to northwest winds 40 to 50 mph 
  gusting up to 70 mph. Isolated strong gusts possible.

* WHERE...Eastern Sierra Slopes and Owens Valley.

* WHEN...From 1 PM this afternoon to 7 AM PST Tuesday morning.

* IMPACTS...Winds will make driving difficult for motorcycles...
  large trucks...trailers and campers, especially on Highway 395.
  Gusty winds could blow around unsecured objects. Tree limbs 
  could be blown down and a few power outages may result. Patchy 
  blowing dust is possible.

* PRECAUTIONARY/PREPAREDNESS ACTIONS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

CAZ523-525-161500-
/O.CON.KVEF.WI.Y.0007.210215T2100Z-210216T1500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
1243 PM PST Mon Feb 15 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST TUESDAY...

* WHAT...West winds 25 to 35 mph with gusts 40 to 50 mph.

* WHERE...Western Mojave Desert and Morongo Basin.

* WHEN...From 1 PM this afternoon to 7 AM PST Tuesday morning.

* IMPACTS...Winds will make driving difficult for motorcycles... 
  large trucks...trailers and campers. Gusty winds could blow 
  around unsecured objects. Tree limbs could be blown down and a 
  few power outages may result. Patchy blowing dust is possible.

* PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
377 
WWUS75 KVEF 161449
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
649 AM PST Tue Feb 16 2021

CAZ519-520-523-525-161600-
/O.EXP.KVEF.WI.Y.0007.000000T0000Z-210216T1500Z/
Eastern Sierra Slopes-Owens Valley-Western Mojave Desert-
Morongo Basin-
Including Aspendell, Whitney Portal, Bishop, Independence, 
Lone Pine, Olancha, Barstow, Daggett, Fort Irwin, Morongo Valley,
Yucca Valley, and Twentynine Palms
649 AM PST Tue Feb 16 2021

...WIND ADVISORY WILL EXPIRE AT 7 AM PST THIS MORNING...

Wind speeds have been decreasing across the southern Owens Valley, western
Mojave Desert, and Morongo Basin early this morning. Northwest
winds will continue gradually decrease and speeds should be less
than 30 mph by this afternoon.

$$

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

Nearby

Wind Advisories in California, 2021Every wind advisory in 2021

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.