Alert archive / Texas / Tornado Warnings in 2007
Tornado Warning 2, NWS San Angelo, TX
NWS San Angelo, TX issued this tornado warning at Mar 11, 2007, 5:20 PM CDT for Coke County, Sterling County, Texas. It was in force for 40 min. 3 reports 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
- Mar 11, 2007, 5:20 PM CDT (22:20 UTC)
- Expired
- Mar 11, 2007, 6:00 PM CDT
- In force
- 40 min
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
Counties Coke County, TX, Sterling County, TX
The radar
The San Angelo radar (KSJT), 54 km from the middle of the area, began a volume at 22:23 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 |
|---|---|---|---|
| Mar 11, 5:56 PM CDT | TSTM WND DMG | 3 W Robert Lee, TX | TREES KNOCKED DOWN, WINDS ESTIMATED AT 70MPH. |
| Mar 11, 5:56 PM CDT | HAIL 0.88 | 3 W Robert Lee, TX | NICKEL SIZE HAIL REPORTED 3 MILES W OF ROBERT LEE ON HWY 158. |
| Mar 11, 6:10 PM CDT | HAIL 1 | E Robert Lee, TX | QUARTER SIZE HAIL REPORTED IN ROBERT LEE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 11, 1:58 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 10.3 hours before the alert went out and 142 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
- 1106 J/kg
- Mixed-layer CIN
- -124 J/kg
- Mixed-layer LCL
- 862 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KSJT 112220 TORSJT TXC081-431-112300- /O.NEW.KSJT.TO.W.0002.070311T2220Z-070311T2300Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 520 PM CDT SUN MAR 11 2007 THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL STERLING COUNTY IN WEST CENTRAL TEXAS COKE COUNTY IN WEST CENTRAL TEXAS * UNTIL 600 PM CDT * AT 515 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES EAST OF BROOME...OR ABOUT 13 MILES EAST OF STERLING CITY...MOVING EAST AT 20 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... THE INTERSECTION OF HIGHWAY 158 AND RANCH ROAD 2059 BY 540 PM CDT SPENCE RESERVOIR NEAR PAINT CREEK RECREATION AREA BY 550 PM CDT ROBERT LEE AND THE INTERSECTION OF HIGHWAY 208 AND RANCH ROAD 2662 BY 600 PM CDT THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR WEST CENTRAL TEXAS. LAT...LON 3179 10091 3166 10077 3181 10028 3208 10065 $$
1 follow-up statement
000 WWUS54 KSJT 112246 SVSSJT SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 546 PM CDT SUN MAR 11 2007 TXC081-431-112300- /O.CON.KSJT.TO.W.0002.000000T0000Z-070311T2300Z/ STERLING TX-COKE TX- 546 PM CDT SUN MAR 11 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR COKE AND EAST CENTRAL STERLING COUNTIES... AT 545 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 9 MILES WEST OF THE INTERSECTION OF HIGHWAY 208 AND RANCH ROAD 2662...OR ABOUT 11 MILES SOUTHWEST OF ROBERT LEE...MOVING EAST AT 20 MPH. THE TORNADO WILL BE NEAR... THE INTERSECTION OF HIGHWAY 208 AND RANCH ROAD 2662 BY 600 PM CDT THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3179 10091 3166 10077 3181 10028 3208 10065 $$
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 4:07 PM CDT | Severe Thunderstorm Warning | SJT | Sterling | 38 min |
| Mar 11, 4:42 PM CDT | Severe Thunderstorm Warning | SJT | Sterling | 48 min |
| Mar 11, 5:07 PM CDT | Severe Thunderstorm Warning | SJT | Coke, Nolan, Sterling | 38 min |
| Mar 11, 5:54 PM CDT | Severe Thunderstorm Warning | SJT | Coke, Runnels, Tom Green | 51 min |
| Mar 11, 6:26 PM CDT | Severe Thunderstorm Warning | SJT | Concho, McCulloch, Menard | 20 min |
| Mar 11, 6:43 PM CDT | Severe Thunderstorm Warning | SJT | Coleman, McCulloch | 36 min |
Nearby
Tornado Warnings in Texas, 2007Every tornado warning in 2007Tornadoes in 2007
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.