Alert archive / California / Wind Advisories in 2019
Wind Advisory 21, NWS Las Vegas, NV
NWS Las Vegas, NV issued this wind advisory at Apr 30, 2019, 2:58 AM PDT for San Bernardino County, California. It took effect at Apr 30, 2019, 12:00 PM PDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Apr 30, 2019, 2:58 AM PDT (09:58 UTC)
- In effect from
- Apr 30, 2019, 12:00 PM PDT
- Expired
- May 1, 2019, 12:00 AM PDT
- In force
- 12 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 10:00 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, 10.0 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
- 1985 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -104 m²/s²
- 0-3 km storm-relative helicity
- -72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
336 WWUS75 KVEF 300958 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 258 AM PDT Tue Apr 30 2019 CAZ523-301900- /O.NEW.KVEF.WI.Y.0021.190430T1900Z-190501T0700Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 258 AM PDT Tue Apr 30 2019 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT PDT TONIGHT... The National Weather Service in Las Vegas has issued a Wind Advisory, which is in effect from noon today to midnight PDT tonight. * WINDS...Southwest 20 to 30 mph. Gusts to 45 mph. * TIMING...Winds will increase around noon, peak in the afternoon and evening before decreasing by midnight. * IMPACTS...Drivers of vans...campers...trailers...and other high profile vehicles should be alert to the danger of these winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means strong winds gusting over 40 mph can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
2 follow-up statements
837 WWUS75 KVEF 301731 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV Issued by National Weather Service Flagstaff AZ 1031 AM PDT Tue Apr 30 2019 CAZ523-010700- /O.CON.KVEF.WI.Y.0021.190430T1900Z-190501T0700Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 1031 AM PDT Tue Apr 30 2019 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT... * WINDS...Southwest 20 to 30 mph. Gusts to 45 mph. * TIMING...Winds will increase around noon, peak in the afternoon and evening before decreasing by midnight. * IMPACTS...Drivers of vans...campers...trailers...and other high profile vehicles should be alert to the danger of these winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means strong winds gusting over 40 mph can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
659 WWUS75 KVEF 010643 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 1143 PM PDT Tue Apr 30 2019 CAZ523-010745- /O.EXP.KVEF.WI.Y.0021.000000T0000Z-190501T0700Z/ Western Mojave Desert- Including Barstow, Daggett, and Fort Irwin 1143 PM PDT Tue Apr 30 2019 ...WIND ADVISORY WILL EXPIRE AT MIDNIGHT PDT TONIGHT... Wind speeds across the western Mojave Desert of San Bernardino County will continue to decrease through the early morning hours of Wednesday. The wind advisory will be allowed to expire at midnight. $$
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 5:16 PM PDT | Severe Thunderstorm Warning | VEF | San Bernardino | 44 min |
Nearby
Wind Advisories in California, 2019Every wind advisory in 2019
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.