Alert archive / California / Wind Advisories in 2021

Wind Advisory 4, NWS Las Vegas, NV

January 23, 2021San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Jan 23, 2021, 1:44 PM PST for San Bernardino County, California. It took effect at Jan 25, 2021, 8:00 AM PST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Jan 23, 2021, 1:44 PM PST (21:44 UTC)
In effect from
Jan 25, 2021, 8:00 AM PST
Expired
Jan 25, 2021, 7:01 PM PST
In force
11 hr
Issued by
NWS Las Vegas, NV

County San Bernardino County, CA

The radar

The Edwards AFB radar (KEYX), 129 km from the middle of the area, began a volume at 21:47 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, 9.7 hours before the alert went out and 180 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 2021-01-23Temperature 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 2021-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 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
1843 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

145 
WWUS75 KVEF 232144
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
144 PM PST Sat Jan 23 2021

CAZ523-525-241200-
/O.NEW.KVEF.WI.Y.0004.210125T1600Z-210126T0500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
144 PM PST Sat Jan 23 2021

...WIND ADVISORY IN EFFECT FROM 8 AM TO 9 PM PST MONDAY...

* WHAT...West winds 25 to 35 mph with gusts up to 55 mph 
  expected.

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

* WHEN...From 8 AM to 9 PM PST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Crosswinds possible along Interstate 15 that could tip over high
  profile vehicles and cause hazardous conditions for motorcycles.
  Use extra caution.


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
6 follow-up statements
724 
WWUS75 KVEF 241105
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
305 AM PST Sun Jan 24 2021

CAZ523-525-250000-
/O.CON.KVEF.WI.Y.0004.210125T1600Z-210126T0500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
305 AM PST Sun Jan 24 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM TO 9 PM PST MONDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 58 mph 
  expected.

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

* WHEN...From 8 AM to 9 PM PST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Crosswinds possible along Interstate 15 that could tip over high
  profile vehicles and cause hazardous conditions for motorcycles.
  Use extra caution.

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
910 
WWUS75 KVEF 242107
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
107 PM PST Sun Jan 24 2021

CAZ523-525-251230-
/O.CON.KVEF.WI.Y.0004.210125T1600Z-210126T0500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
107 PM PST Sun Jan 24 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM TO 9 PM PST MONDAY...

* WHAT...West winds 30 to 40 mph with gusts 58 mph expected.

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

* WHEN...From 8 AM to 9 PM PST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Crosswinds possible along Interstate 15 that could tip 
  over high profile vehicles and cause hazardous conditions for 
  motorcycles. Use extra caution.

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
952 
WWUS75 KVEF 251038
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
238 AM PST Mon Jan 25 2021

CAZ523-525-260500-
/O.CON.KVEF.WI.Y.0004.210125T1600Z-210126T0500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
238 AM PST Mon Jan 25 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 9 PM
PST THIS EVENING...

* WHAT...West winds 30 to 40 mph with gusts around 50 mph 
  expected.

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

* WHEN...From 8 AM to 9 PM PST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Winds this strong could make driving difficult, especially for
  motorcycles, high profile vehicles, trailers, and campers. In 
  addition, winds could create areas of blowing dust or sand, 
  resulting in briefly lowered visibilities. Use extra caution.


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
565 
WWUS75 KVEF 251625
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
825 AM PST Mon Jan 25 2021

CAZ523-525-260500-
/O.CON.KVEF.WI.Y.0004.000000T0000Z-210126T0500Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
825 AM PST Mon Jan 25 2021

...WIND ADVISORY REMAINS IN EFFECT NOW UNTIL 9 PM PST THIS 
EVENING...

* WHAT...West winds 30 to 40 mph with gusts around 50 mph 
  expected.

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

* WHEN...From 8 AM to 9 PM PST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Winds this strong could make driving difficult, 
  especially for motorcycles, high profile vehicles, trailers, 
  and campers. In addition, winds could create areas of blowing 
  dust or sand, resulting in briefly lowered visibilities. Use 
  extra caution.


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
373 
WWUS75 KVEF 251959
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1159 AM PST Mon Jan 25 2021

CAZ523-525-260800-
/O.EXT.KVEF.WI.Y.0004.000000T0000Z-210126T0800Z/
Western Mojave Desert-Morongo Basin-
Including the cities of Barstow, Daggett, Fort Irwin, 
Morongo Valley, Yucca Valley, and Twentynine Palms
1159 AM PST Mon Jan 25 2021

...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

* WHAT...West winds 30 to 40 mph with gusts around 50 mph 
  expected. 

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

* WHEN...Through 12 AM PST tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Winds this strong could make driving difficult, 
  especially for motorcycles, high profile vehicles, trailers, 
  and campers. In addition, winds could create areas of blowing 
  dust or sand, resulting in briefly lowered visibilities. Use 
  extra caution. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
466 
WWUS75 KVEF 260301
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
701 PM PST Mon Jan 25 2021

CAZ523-525-260415-
/O.CAN.KVEF.WI.Y.0004.000000T0000Z-210126T0800Z/
Western Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Morongo Valley, 
Yucca Valley, and Twentynine Palms
701 PM PST Mon Jan 25 2021

...WIND ADVISORY IS CANCELLED...

Winds have fallen below advisory criteria. Expect west to
southwest winds gusting 30 to 35 MPH overnight.

$$

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

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 23, 2:35 AM PSTWinter Storm WatchVEFSan Bernardino25 hr
Jan 23, 2:35 AM PSTWinter Weather AdvisoryVEFInyo3 days
Jan 23, 1:38 PM PSTWinter Storm WatchVEFInyo48 hr

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.