Alert archive / Texas / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 106, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 28, 2006, 3:28 PM CDT for Val Verde County, Texas. It was in force for 62 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
- Apr 28, 2006, 3:28 PM CDT (20:28 UTC)
- Expired
- Apr 28, 2006, 4:30 PM CDT
- In force
- 62 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 109 km from the middle of the area, began a volume at 20:28 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 28, 1:28 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 8.5 hours before the alert went out and 66 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.
- Mixed-layer CAPE
- 1176 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 626 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 285 m²/s²
- 0-3 km storm-relative helicity
- 306 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 3.4
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 28, 12:48 PM CDT, 2 hours 40 minutes earlier.
Area forecast discussion, Apr 28, 12:48 PM CDT, 2 hours 40 minutes before
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</html>The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 2:41 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 49 min |
| Apr 28, 3:37 PM CDT | Tornado Warning | EWX | Val Verde | 23 min |
| Apr 28, 3:58 PM CDT | Tornado Warning | EWX | Val Verde | 62 min |
| Apr 28, 4:33 PM CDT | Tornado Warning | EWX | Edwards | 42 min |
| Apr 28, 5:00 PM CDT | Tornado Warning | EWX | Val Verde | 15 min |
| Apr 28, 5:11 PM CDT | Tornado Warning | EWX | Edwards | 34 min |
| Apr 28, 5:45 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 28 min |
| Apr 28, 6:10 PM CDT | Tornado Warning | EWX | Edwards | 35 min |
| Apr 28, 6:38 PM CDT | Severe Thunderstorm Warning | EWX | Kerr | 37 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2006Every severe thunderstorm warning in 2006
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.