Alert archive / Texas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 80, NWS Houston/Galveston, TX

June 10, 2008Brazoria County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Jun 10, 2008, 1:38 PM CDT for Brazoria County, Texas. It was in force for 52 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
Jun 10, 2008, 1:38 PM CDT (18:38 UTC)
Expired
Jun 10, 2008, 2:30 PM CDT
In force
52 min
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon

County Brazoria County, TX

The radar

The Houston radar (KHGX), 48 km from the middle of the area, began a volume at 18:41 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

Corpus Christi, TX (KCRP), launched 12:00Z, 6.6 hours before the alert went out and 246 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, Corpus Christi, TX at 12:00Z on 2008-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2489 joules per kilogram.LCLEL10008507005003002001001 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, Corpus Christi, TX at 12:00Z on 2008-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -92 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
2489 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
570 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-92 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 Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 10, 9:48 AM CDTMarine Weather StatementHGX9 hr
Jun 10, 12:40 PM CDTSpecial Marine WarningHGX2 hr
Jun 10, 12:49 PM CDTSevere Thunderstorm WarningHGXChambers, Harris26 min
Jun 10, 1:27 PM CDTSevere Thunderstorm WarningHGXGalveston48 min
Jun 10, 1:28 PM CDTAreal Flood AdvisoryHGXGalveston, Harris2 hr
Jun 10, 2:07 PM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend113 min

Nearby

Severe Thunderstorm Warnings in Texas, 2008Every severe thunderstorm warning in 2008

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.