Alert archive / Texas / Tornado Warnings in 2009
Tornado Warning 1, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Mar 25, 2009, 4:00 PM CDT for Llano County, Texas. It was in force for 45 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
- Mar 25, 2009, 4:00 PM CDT (21:00 UTC)
- Expired
- Mar 25, 2009, 4:45 PM CDT
- In force
- 45 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
County Llano County, TX
The radar
The Austin/San Antonio radar (KEWX), 126 km from the middle of the area, began a volume at 21:01 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 25, 4:11 PM CDT | HAIL 1.75 | 7 Nnw Enchanted Rock St, TX | PUBLIC REPORTED GOLFBALL SIZE HAIL SOUTHEAST OF CASTELL. |
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 25, 2:06 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 9.0 hours before the alert went out and 247 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
- 1215 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 976 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 149 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS54 KEWX 252100
TOREWX
TXC299-252145-
/O.NEW.KEWX.TO.W.0001.090325T2100Z-090325T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
400 PM CDT WED MAR 25 2009
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN LLANO COUNTY...
* UNTIL 445 PM CDT.
* AT 359 PM CDT...NWS METEOROLOGISTS HAVE DETECTED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES SOUTHWEST OF
CASTELL...MOVING EAST AT 35 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE PRAIRIE MOUNTAIN...OXFORD AND
GAINESVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT WEDNESDAY EVENING
FOR SOUTH CENTRAL TEXAS.
&&
LAT...LON 3073 9850 3051 9853 3054 9897 3070 9897
3071 9897
TIME...MOT...LOC 2100Z 275DEG 29KT 3062 9900
$$2 follow-up statements
000 WWUS54 KEWX 252112 SVSEWX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 412 PM CDT WED MAR 25 2009 TXC299-252145- /O.CON.KEWX.TO.W.0001.000000T0000Z-090325T2145Z/ LLANO TX- 412 PM CDT WED MAR 25 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR CENTRAL LLANO COUNTY... AT 412 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR PRAIRIE MOUNTAIN...OR 15 MILES SOUTHWEST OF LLANO...MOVING EAST AT 35 MPH. SOME LOCATIONS IN THE WARNING AREA INCLUDE OXFORD AND GAINESVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN A MOBILE HOME OR VEHICLE...GET OUT AND GO TO A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT WEDNESDAY EVENING FOR SOUTH CENTRAL TEXAS. && LAT...LON 3055 9892 3071 9891 3073 9850 3051 9853 TIME...MOT...LOC 2112Z 275DEG 29KT 3061 9886 $$
000 WWUS54 KEWX 252134 SVSEWX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 434 PM CDT WED MAR 25 2009 TXC299-252145- /O.CON.KEWX.TO.W.0001.000000T0000Z-090325T2145Z/ LLANO TX- 434 PM CDT WED MAR 25 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR CENTRAL LLANO COUNTY... AT 433 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR OXFORD...OR 11 MILES SOUTH OF LLANO... MOVING EAST AT 35 MPH. SOME LOCATIONS IN THE WARNING AREA INCLUDE GAINESVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT WEDNESDAY EVENING FOR SOUTH CENTRAL TEXAS. && LAT...LON 3055 9892 3071 9891 3073 9850 3051 9853 TIME...MOT...LOC 2134Z 281DEG 28KT 3059 9866 $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 3:45 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Llano | 60 min |
| Mar 25, 4:37 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Llano | 38 min |
| Mar 25, 4:48 PM CDT | Tornado Warning | EWX | Blanco, Burnet, Llano | 42 min |
| Mar 25, 4:59 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Travis, Williamson | 46 min |
| Mar 25, 5:18 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Gillespie, Kendall | 42 min |
| Mar 25, 5:35 PM CDT | Severe Thunderstorm Warning | EWX | Travis, Williamson | 55 min |
| Mar 25, 6:05 PM CDT | Areal Flood Advisory | EWX | Hays, Travis, Williamson | 100 min |
| Mar 25, 6:11 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Lee, Travis, Williamson | 40 min |
Nearby
Tornado Warnings in Texas, 2009Every tornado warning in 2009Tornadoes in 2009
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.