Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 188, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Oct 14, 2021, 4:24 AM CDT for Fayette County, Gonzales County, Lavaca County, Texas. It was in force for 66 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
- Oct 14, 2021, 4:24 AM CDT (09:24 UTC)
- Expired
- Oct 14, 2021, 5:30 AM CDT
- In force
- 66 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Fayette County, TX, Gonzales County, TX, Lavaca County, TX
The radar
The Austin/San Antonio radar (KEWX), 105 km from the middle of the area, began a volume at 09:27 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 00:00Z, 9.4 hours before the alert went out and 224 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
- 1651 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 867 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 7.0
The text
As transmitted.
435
WUUS54 KEWX 140924
SVREWX
TXC149-177-285-141030-
/O.NEW.KEWX.SV.W.0188.211014T0924Z-211014T1030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
424 AM CDT Thu Oct 14 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
Eastern Gonzales County in south central Texas...
Southeastern Fayette County in south central Texas...
Northwestern Lavaca County in south central Texas...
* Until 530 AM CDT.
* At 424 AM CDT, a severe thunderstorm was located near Flatonia,
moving northeast at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
La Grange, Schulenburg, Flatonia, Moulton, Komensky, Swiss Alp,
Freyburg, Dubina, Moravia, High Hill, Newtonville, Engle, O'Quinn,
Ellinger, Ammannsville, Mullins Prairie, and Holman.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail, damaging winds, and continuous cloud to ground lightning
are occurring with this storm. Move indoors immediately. Lightning is
one of nature's leading killers. Remember, if you can hear thunder,
you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2963 9687 2952 9711 2966 9724 2999 9685
2983 9668
TIME...MOT...LOC 0924Z 230DEG 23KT 2964 9711
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BF1 follow-up statement
928
WWUS54 KEWX 141012
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
512 AM CDT Thu Oct 14 2021
TXC149-141021-
/O.CAN.KEWX.SV.W.0188.000000T0000Z-211014T1030Z/
Fayette TX-
512 AM CDT Thu Oct 14 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FAYETTE COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has weakened.
Therefore, the warning has been cancelled.
LAT...LON 2952 9711 2966 9724 2969 9720 2964 9713
2963 9714 2963 9687
TIME...MOT...LOC 1011Z 230DEG 23KT 2984 9684
$$
TXC177-285-141030-
/O.CON.KEWX.SV.W.0188.000000T0000Z-211014T1030Z/
Gonzales TX-Lavaca TX-
512 AM CDT Thu Oct 14 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM CDT
FOR EASTERN GONZALES AND NORTHWESTERN LAVACA COUNTIES...
At 511 AM CDT, a severe thunderstorm was located near La Grange,
moving northeast at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Moulton, Komensky, Moravia and Newtonville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2952 9711 2966 9724 2969 9720 2964 9713
2963 9714 2963 9687
TIME...MOT...LOC 1011Z 230DEG 23KT 2984 9684
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BFThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 13, 7:44 PM CDT | Special Weather Statement | EWX | Kendall | 46 min |
| Oct 13, 7:53 PM CDT | Areal Flood Advisory | EWX | Bandera, Kendall, Kerr | 3 hr |
| Oct 13, 8:05 PM CDT | Tornado Warning | EWX | Blanco, Comal, Kendall | 25 min |
| Oct 13, 8:21 PM CDT | Special Weather Statement | EWX | Williamson | 39 min |
| Oct 13, 8:28 PM CDT | Special Weather Statement | EWX | Comal, Hays | 47 min |
| Oct 13, 8:35 PM CDT | Areal Flood Advisory | EWX | Blanco | 3 hr |
| Oct 13, 8:55 PM CDT | Flash Flood Warning | EWX | Blanco, Kendall | 6 hr |
| Oct 13, 9:25 PM CDT | Areal Flood Advisory | EWX | Bexar, Comal, Hays | 3 hr |
| Oct 13, 9:49 PM CDT | Flash Flood Warning | EWX | Bexar, Comal | 3 hr |
| Oct 13, 9:55 PM CDT | Areal Flood Advisory | EWX | Travis | 3 hr |
| Oct 13, 10:24 PM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| Oct 13, 10:38 PM CDT | Areal Flood Advisory | EWX | Hays, Travis | 3 hr |
| Oct 13, 10:52 PM CDT | River Flood Warning | EWX | Blanco, Hays | 3 hr |
| Oct 13, 11:00 PM CDT | Flash Flood Warning | EWX | Hays | 6 hr |
| Oct 13, 11:49 PM CDT | Areal Flood Advisory | EWX | Bastrop, Travis, Williamson | 4 hr |
| Oct 13, 11:59 PM CDT | Areal Flood Advisory | EWX | Bexar, Caldwell, Comal, Guadalupe | 4 hr |
| Oct 14, 12:46 AM CDT | Flash Flood Warning | EWX | Caldwell, Comal, Guadalupe, Hays | 10 hr |
| Oct 14, 12:57 AM CDT | River Flood Warning | EWX | Hays | 4 hr |
| Oct 14, 1:04 AM CDT | Flash Flood Warning | EWX | Bexar, Comal | 4 hr |
| Oct 14, 1:11 AM CDT | Areal Flood Advisory | EWX | Caldwell, Gonzales, Guadalupe, Wilson | 3 hr |
| Oct 14, 1:50 AM CDT | River Flood Warning | EWX | Comal, Guadalupe | 7 hr |
| Oct 14, 2:04 AM CDT | Special Weather Statement | EWX | Gonzales | 41 min |
| Oct 14, 2:39 AM CDT | Special Weather Statement | EWX | Gonzales | 51 min |
| Oct 14, 2:48 AM CDT | Tornado Warning | EWX | Gonzales, Lavaca | 27 min |
| Oct 14, 3:11 AM CDT | River Flood Warning | EWX | Comal, Guadalupe | 4 hr |
| Oct 14, 3:17 AM CDT | Areal Flood Advisory | EWX | Bastrop, Fayette, Lee | 3 hr |
| Oct 14, 3:19 AM CDT | Tornado Warning | EWX | Gonzales, Lavaca | 26 min |
| Oct 14, 3:39 AM CDT | Tornado Warning | EWX | Fayette, Gonzales, Lavaca | 36 min |
| Oct 14, 3:42 AM CDT | Flash Flood Warning | EWX | Caldwell, Gonzales, Guadalupe, Karnes, Lavaca, Wilson | 7 hr |
| Oct 14, 4:13 AM CDT | River Flood Warning | EWX | Comal, Gonzales, Guadalupe | 3 hr |
| Oct 14, 5:07 AM CDT | Flash Flood Warning | EWX | Fayette | 5 hr |
| Oct 14, 5:10 AM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 21 min |
| Oct 14, 5:36 AM CDT | River Flood Warning | EWX | Caldwell, Hays | 8 hr |
| Oct 14, 5:36 AM CDT | River Flood Warning | EWX | Caldwell, Gonzales | 38 hr |
| Oct 14, 6:27 AM CDT | Flash Flood Warning | EWX | DeWitt, Karnes, Lavaca | 6 hr |
| Oct 14, 7:15 AM CDT | River Flood Warning | EWX | Travis | 6 hr |
| Oct 14, 7:19 AM CDT | River Flood Warning | EWX | Gonzales | 3 days |
| Oct 14, 7:52 AM CDT | River Flood Warning | EWX | Guadalupe | 3 hr |
| Oct 14, 8:23 AM CDT | River Flood Warning | EWX | Bexar | 7 hr |
| Oct 14, 8:28 AM CDT | River Flood Warning | EWX | Bexar | 21 hr |
| Oct 14, 8:28 AM CDT | River Flood Warning | EWX | Bexar, Wilson | 29 hr |
| Oct 14, 8:29 AM CDT | River Flood Warning | EWX | Bexar | 12 hr |
| Oct 14, 9:10 AM CDT | River Flood Warning | EWX | DeWitt | 3 days |
| Oct 14, 9:11 AM CDT | River Flood Warning | EWX | DeWitt | 5 days |
| Oct 14, 10:54 AM CDT | River Flood Warning | EWX | Karnes, Wilson | 33 hr |
| Oct 14, 10:55 AM CDT | River Flood Warning | EWX | Karnes | 45 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021
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.