Alert archive / California / Wind Advisories in 2019

Wind Advisory 14, NWS Los Angeles, CA

February 4, 2019Santa Barbara County, California

NWS Los Angeles, CA issued this wind advisory at Feb 4, 2019, 3:09 PM PST for Santa Barbara County, California. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Feb 4, 2019, 3:09 PM PST (23:09 UTC)
Expired
Feb 5, 2019, 10:36 AM PST
In force
19 hr
Issued by
NWS Los Angeles, CA

County Santa Barbara County, CA

The radar

The Vandenberg AFB radar (KVBX), 47 km from the middle of the area, began a volume at 23:11 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

Vandenberg AFB, CA (KVBG), launched 12:00Z, 11.2 hours before the alert went out and 48 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, Vandenberg AFB, CA at 12:00Z on 2019-02-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Vandenberg AFB, CA at 12:00Z on 2019-02-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 678 square meters per square second.1939587897117136Sfc1 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
2 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
833 m above ground
0-6 km bulk shear
112 kt
0-1 km storm-relative helicity
678 m²/s²
0-3 km storm-relative helicity
896 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Los Angeles, CA wrote its last area forecast discussion before this wind advisory went out at Feb 4, 2:25 PM PST, 44 minutes earlier.

Area forecast discussion, Feb 4, 2:25 PM PST, 44 minutes before
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The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 4, 3:38 AM PSTWind AdvisoryLOXSanta Barbara41 hr
Feb 4, 5:07 AM PSTAreal Flood AdvisoryLOXSan Luis Obispo82 min
Feb 4, 5:10 AM PSTSpecial Weather StatementLOXSanta Barbara50 min
Feb 4, 5:56 AM PSTAreal Flood AdvisoryLOXSanta Barbara94 min
Feb 4, 6:05 AM PSTSpecial Marine WarningLOX55 min
Feb 4, 6:41 AM PSTSpecial Weather StatementLOXSanta Barbara49 min
Feb 4, 7:54 AM PSTAreal Flood AdvisoryLOXVentura111 min
Feb 4, 8:29 AM PSTSpecial Marine WarningLOX31 min
Feb 4, 9:20 AM PSTAreal Flood AdvisoryLOXLos Angeles3 hr
Feb 4, 9:27 AM PSTFlash Flood WarningLOXLos Angeles, Ventura2 hr
Feb 4, 11:12 AM PSTBeach Hazards StatementLOXLos Angeles53 hr
Feb 4, 11:12 AM PSTHigh Surf AdvisoryLOX53 hr
Feb 4, 12:15 PM PSTAreal Flood AdvisoryLOXLos Angeles2 hr
Feb 4, 1:24 PM PSTWinter Weather AdvisoryLOXSanta Barbara37 hr

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.