Alert archive / California / Flash Flood Warnings in 2010

Flash Flood Warning 4, NWS Hanford, CA

August 26, 2010Kern County, California

NWS Hanford, CA issued this flash flood warning at Aug 26, 2010, 3:21 PM PDT for Kern County, California. It was in force for 71 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 26, 2010, 3:21 PM PDT (22:21 UTC)
Expired
Aug 26, 2010, 4:32 PM PDT
In force
71 min
Issued by
NWS Hanford, CA
Area
Storm-based polygon
Flood severity
None

County Kern County, CA

The nearest sounding before it

Edwards AFB, CA (KEDW), launched 12:00Z, 10.4 hours before the alert went out and 98 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, Edwards AFB, CA at 12:00Z on 2010-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 236 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, Edwards AFB, CA at 12:00Z on 2010-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.1939Sfc1 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
236 J/kg
Mixed-layer CIN
-278 J/kg
Mixed-layer LCL
2702 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
31 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
Aug 25, 5:19 PM PDTFlash Flood WarningHNXKern107 min
Aug 25, 5:35 PM PDTSpecial Weather StatementHNX85 min
Aug 25, 6:31 PM PDTSpecial Weather StatementHNX2 hr
Aug 26, 1:20 PM PDTSpecial Weather StatementHNXKern70 min
Aug 26, 1:29 PM PDTFlash Flood WarningHNXKern107 min
Aug 26, 2:17 PM PDTSpecial Weather StatementHNX58 min
Aug 26, 2:29 PM PDTSpecial Weather StatementHNX61 min
Aug 26, 2:47 PM PDTSevere Thunderstorm WarningHNXKern43 min

Nearby

Flash Flood Warnings in California, 2010Every flash flood warning in 2010

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.