Alert archive / Texas / Tornado Warnings in 2011
Tornado Warning 17, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this tornado warning at Jun 5, 2011, 4:38 PM CDT for Austin County, Washington County, Texas. It was in force for 22 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 5, 2011, 4:38 PM CDT (21:38 UTC)
- Expired
- Jun 5, 2011, 5:00 PM CDT
- In force
- 22 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
Counties Austin County, TX, Washington County, TX
The radar
The Ft Hood radar (KGRK), 122 km from the middle of the area, began a volume at 21:37 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, 9.6 hours before the alert went out and 283 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
- 1662 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 502 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
057
WFUS54 KHGX 052138
TORHGX
TXC015-477-052200-
/O.NEW.KHGX.TO.W.0017.110605T2138Z-110605T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
438 PM CDT SUN JUN 5 2011
THE NATIONAL WEATHER SERVICE IN LEAGUE CITY HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN AUSTIN COUNTY IN SOUTHEAST TEXAS...
WASHINGTON COUNTY IN SOUTHEAST TEXAS...
* UNTIL 500 PM CDT
* AT 433 PM CDT...WASHINGTON COUNTY SHERIFFS OFFICE REPORTED A
TORNADO IN CHAPPEL HILL. THE SHERIFFS OFFICE REPORTED ROOF DAMAGE
AND DAMAGE TO A TV TOWER. THE STORM WAS MOVING SOUTHWEST AT 15
MPH.
* LOCATIONS IN THE TORNADO WARNING INCLUDE BUT ARE NOT LIMITED TO
SHELBY...INDUSTRY...CAT SPRING AND BELLVILLE.
PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY AND ASK THEM TO RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE.
LAT...LON 3011 9664 3035 9625 3018 9616 3015 9617
3015 9618 3014 9618 3013 9620 3012 9619
3011 9620 3011 9618 2981 9628 2999 9660
3008 9665
TIME...MOT...LOC 2137Z 048DEG 12KT 3008 9640
$$The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 4:19 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Harris, Montgomery, Waller | 41 min |
| Jun 5, 4:36 PM CDT | Severe Thunderstorm Warning | HGX | Jackson | 39 min |
| Jun 5, 5:16 PM CDT | Severe Thunderstorm Warning | HGX | Jackson | 44 min |
| Jun 5, 5:38 PM CDT | Special Weather Statement | HGX | Fort Bend | 67 min |
| Jun 5, 6:03 PM CDT | Severe Thunderstorm Warning | HGX | Fort Bend, Harris | 42 min |
| Jun 5, 6:29 PM CDT | Severe Thunderstorm Warning | HGX | Harris, Liberty | 46 min |
| Jun 5, 6:53 PM CDT | Severe Thunderstorm Warning | HGX | Austin, Colorado, Fort Bend, Wharton | 52 min |
Nearby
Tornado Warnings in Texas, 2011Every tornado warning in 2011Tornadoes in 2011
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.