Alert archive / California / Wind Advisories in 2021
Wind Advisory 23, NWS Las Vegas, NV
NWS Las Vegas, NV issued this wind advisory at Apr 30, 2021, 2:36 AM PDT for San Bernardino County, California. It took effect at May 1, 2021, 3:00 PM PDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Apr 30, 2021, 2:36 AM PDT (09:36 UTC)
- In effect from
- May 1, 2021, 3:00 PM PDT
- Expired
- May 2, 2021, 6:00 AM PDT
- In force
- 15 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 09:37 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, 9.6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4219 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
913 WWUS75 KVEF 300936 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 236 AM PDT Fri Apr 30 2021 CAZ523-302300- /O.NEW.KVEF.WI.Y.0023.210501T2200Z-210502T1300Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 236 AM PDT Fri Apr 30 2021 ...WIND ADVISORY IN EFFECT FOR THE WESTERN MOJAVE DESERT FROM 3 PM SATURDAY TO 6 AM PDT SUNDAY... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Western Mojave Desert. * WHEN...From 3 PM Saturday to 6 AM PDT Sunday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/lasvegas
4 follow-up statements
915 WWUS75 KVEF 301957 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 1257 PM PDT Fri Apr 30 2021 CAZ523-011200- /O.CON.KVEF.WI.Y.0023.210501T2200Z-210502T1300Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 1257 PM PDT Fri Apr 30 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM SATURDAY TO 6 AM PDT SUNDAY... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Western Mojave Desert. * WHEN...From 3 PM Saturday to 6 AM PDT Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Difficult driving conditions are possible at times, especially on north-south roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/lasvegas
386 WWUS75 KVEF 010745 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 1245 AM PDT Sat May 1 2021 CAZ523-012200- /O.CON.KVEF.WI.Y.0023.210501T2200Z-210502T1300Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 1245 AM PDT Sat May 1 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 AM PDT SUNDAY... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Western Mojave Desert. * WHEN...From 3 PM Saturday to 6 AM PDT Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Difficult driving conditions are possible at times, especially on north-south roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/lasvegas
628 WWUS75 KVEF 012142 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 242 PM PDT Sat May 1 2021 CAZ523-021300- /O.CON.KVEF.WI.Y.0023.210501T2200Z-210502T1300Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 242 PM PDT Sat May 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT SUNDAY... * WHAT...West wind 20 to 30 mph with gusts 40 to 50 mph. * WHERE...Western Mojave Desert. * WHEN...Until 6 AM PDT Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/lasvegas
114 WWUS75 KVEF 021239 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 539 AM PDT Sun May 2 2021 CAZ523-021345- /O.EXP.KVEF.WI.Y.0023.000000T0000Z-210502T1300Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 539 AM PDT Sun May 2 2021 ...WIND ADVISORY WILL EXPIRE AT 6 AM THIS MORNING... While breezy conditions will continue through the day Sunday, widespread wind gusts over 40 mph are not expected. Therefore the wind advisory will be allowed to expire as scheduled. $$ 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.