Alert archive / California / High Wind Warnings in 2023

High Wind Warning 6, NWS Hanford, CA

February 20, 20234 counties in California

NWS Hanford, CA issued this high wind warning at Feb 20, 2023, 1:01 AM PST for 4 counties in California. It took effect at Feb 21, 2023, 10:00 AM PST. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 20, 2023, 1:01 AM PST (09:01 UTC)
In effect from
Feb 21, 2023, 10:00 AM PST
Expired
Feb 22, 2023, 10:00 AM PST
In force
24 hr
Issued by
NWS Hanford, CA

Counties Fresno County, CA, Kern County, CA, Kings County, CA, Merced County, CA

The radar

The San Joaquin Valley radar (KHNX), 9 km from the middle of the area, began a volume at 09:02 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

Oakland, CA (KOAK), launched 00:00Z, 9.0 hours before the alert went out and 268 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, Oakland, CA at 00:00Z on 2023-02-20Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 00:00Z on 2023-02-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 square meters per square second.19395878Sfc1 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
2541 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
128 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 20, 12:02 AM PSTWinter Storm WatchHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne12 hr
Feb 20, 1:01 AM PSTWind AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more50 hr
Feb 20, 11:48 AM PSTWinter Storm WarningHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne5 days
Feb 20, 11:49 AM PSTBlowing Dust WarningHNXKern46 hr

Nearby

High Wind Warnings in California, 2023Every high wind warning in 2023

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.