Alert archive / Texas / Tornado Warnings in 2008
Tornado Warning 31, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Nov 11, 2008, 5:24 PM CST for 4 counties in Texas. It was in force for 36 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Nov 11, 2008, 5:24 PM CST (23:24 UTC)
- Expired
- Nov 11, 2008, 6:00 PM CST
- In force
- 36 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
Counties Bastrop County, TX, Lee County, TX, Travis County, TX, Williamson County, TX
The radar
The Ft Hood radar (KGRK), 23 km from the middle of the area, began a volume at 23:45 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 11, 5:36 PM CST | HAIL 0.5 | 4 Nnw Elgin, TX |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 11.4 hours before the alert went out and 257 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
- 45 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 859 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KEWX 112324 TOREWX TXC021-287-453-491-120000- /O.NEW.KEWX.TO.W.0031.081111T2324Z-081112T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 524 PM CST TUE NOV 11 2008 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * TORNADO WARNING FOR... EXTREME NORTH CENTRAL BASTROP COUNTY... NORTHWESTERN LEE COUNTY... EAST CENTRAL TRAVIS COUNTY... SOUTHEASTERN WILLIAMSON COUNTY... * UNTIL 600 PM CST. * AT 518 PM CST...NWS METEOROLOGISTS HAVE DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES WEST OF COUPLAND...OR ABOUT 8 MILES EAST OF PFLUGERVILLE...MOVING NORTHEAST AT 30 MPH. * THE TORNADO WILL BE NEAR... COUPLAND BY 530 PM CST... 7 MILES SOUTHEAST OF TAYLOR BY 535 PM CST... THRALL BY 545 PM CST... IF YOU ARE IN A MOBILE HOME OR VEHICLE...GET OUT AND GO TO A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3067 9724 3046 9715 3033 9747 3048 9759 TIME...MOT...LOC 2324Z 244DEG 26KT 3045 9744 $$
2 follow-up statements
000 WWUS54 KEWX 112340 SVSEWX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 540 PM CST TUE NOV 11 2008 TXC021-287-453-491-120000- /O.CON.KEWX.TO.W.0031.000000T0000Z-081112T0000Z/ WILLIAMSON TX-TRAVIS TX-LEE TX-BASTROP TX- 540 PM CST TUE NOV 11 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CST FOR EXTREME NORTH CENTRAL BASTROP...NORTHWESTERN LEE...EXTREME NORTHEAST TRAVIS AND SOUTHEASTERN WILLIAMSON COUNTIES... AT 530 PM CST...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR COUPLAND...OR 8 MILES NORTH OF ELGIN... MOVING NORTHEAST AT 30 MPH. THE TORNADO WILL BE NEAR... NOACK BY 545 PM CST... 6 MILES SOUTHEAST OF THRALL BY 550 PM CST... 9 MILES SOUTHEAST OF SANDOVAL BY 555 PM CST... IF YOU ARE IN A MOBILE HOME OR VEHICLE...GET OUT AND GO TO A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3046 9715 3037 9742 3052 9748 3067 9724 TIME...MOT...LOC 2340Z 246DEG 25KT 3049 9733 $$
000 WWUS54 KEWX 120000 SVSEWX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CST TUE NOV 11 2008 TXC021-287-453-491-120010- /O.EXP.KEWX.TO.W.0031.000000T0000Z-081112T0000Z/ WILLIAMSON TX-TRAVIS TX-LEE TX-BASTROP TX- 600 PM CST TUE NOV 11 2008 ...THE TORNADO WARNING FOR EXTREME NORTH CENTRAL BASTROP...EXTREME NORTHWESTERN LEE...EXTREME NORTHEAST TRAVIS AND SOUTHEASTERN WILLIAMSON COUNTIES HAS EXPIRED... LAT...LON 3046 9715 3037 9742 3052 9748 3067 9724 TIME...MOT...LOC 2340Z 246DEG 25KT 3049 9733 $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 11, 4:56 PM CST | Areal Flood Advisory | EWX | Fayette | 109 min |
Nearby
Tornado Warnings in Texas, 2008Every tornado warning in 2008Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.