Alert archive / California / Wind Advisories in 2021
Wind Advisory 36, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Oct 28, 2021, 2:50 AM PDT for 4 counties in California. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Oct 28, 2021, 2:50 AM PDT (09:50 UTC)
- Expired
- Oct 28, 2021, 3:00 PM PDT
- In force
- 12 hr
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 09:47 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
San Diego, CA (KNKX), launched 00:00Z, 9.8 hours before the alert went out and 124 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
- 3266 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
960 WWUS76 KSGX 280950 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 250 AM PDT Thu Oct 28 2021 CAZ048-050-055>058-554-282200- /O.NEW.KSGX.WI.Y.0036.211028T0950Z-211028T2200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Diego County Valleys-San Bernardino County Mountains- Riverside County Mountains-Santa Ana Mountains and Foothills- San Diego County Mountains-Orange County Inland Areas- Including the cities of San Bernardino, Fontana, Running Springs, Julian, and Pine Valley 250 AM PDT Thu Oct 28 2021 ...WIND ADVISORY IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON... * WHAT...Northeast winds 10 to 20 mph with gusts to 40 mph. Isolated gusts to 50 mph. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Valleys, San Bernardino County Mountains, Riverside County Mountains, Santa Ana Mountains and Foothills, San Diego County Mountains and Orange County Inland Areas. Strongest winds along and near the coastal slopes of the mountains and below passes and canyons. * WHEN...Until 3 PM PDT this afternoon. * 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. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego 17
1 follow-up statement
739 WWUS76 KSGX 282045 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 145 PM PDT Thu Oct 28 2021 CAZ048-050-055>058-554-282200- /O.CON.KSGX.WI.Y.0036.000000T0000Z-211028T2200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Diego County Valleys-San Bernardino County Mountains- Riverside County Mountains-Santa Ana Mountains and Foothills- San Diego County Mountains-Orange County Inland Areas- Including the cities of San Bernardino, Fontana, Running Springs, Julian, and Pine Valley 145 PM PDT Thu Oct 28 2021 ...WIND ADVISORY HAS BEEN CANCELED... Winds are subsiding across the region. Locally gusty winds may persist for several hours this afternoon across favored locations, but winds will continue to diminish. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego Schenk
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.