Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 50, NWS Corpus Christi, TX

May 31, 2019Webb County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at May 31, 2019, 1:17 AM CDT for Webb County, Texas. It was in force for 58 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: May 31, 2019, 1:17 AM CDT (06:17 UTC)
Expired: May 31, 2019, 2:15 AM CDT
In force: 58 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Webb County, TX

The radar

The Corpus Christi radar (KCRP), 179 km from the middle of the area, began a volume at 06:18 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 00:00Z, 6.3 hours before the alert went out and 196 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1353 J/kg
Mixed-layer CIN: -66 J/kg
Mixed-layer LCL: 1127 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 17 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.6

Open this sounding in Storm Lab

The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 7:38 PM CDT	Areal Flood Advisory	CRP	Victoria	82 min
May 30, 11:08 PM CDT	Special Weather Statement	CRP	La Salle	37 min
May 30, 11:48 PM CDT	Special Weather Statement	CRP	La Salle	27 min
May 31, 12:16 AM CDT	Special Weather Statement	CRP	La Salle	29 min
May 31, 12:46 AM CDT	Areal Flood Advisory	CRP	La Salle, McMullen	119 min

Nearby

Severe Thunderstorm Warnings in Texas, 2019 Every severe thunderstorm warning 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.