Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 97, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 3, 2021, 8:43 PM CDT for 4 counties in Texas. It was in force for 62 min. 8 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
- May 3, 2021, 8:43 PM CDT (01:43 UTC)
- Expired
- May 3, 2021, 9:45 PM CDT
- In force
- 62 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Bexar County, TX, Gonzales County, TX, Guadalupe County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 48 km from the middle of the area, began a volume at 01:45 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 |
|---|---|---|---|
| May 3, 8:49 PM CDT | HAIL 0.7 | 5 Nnw Saint Hedwig, TX | TWITTER REPORT FM1518 AND I-10. |
| May 3, 8:57 PM CDT | HAIL 1 | 5 Se Converse, TX | TWITTER REPORT AT GRAYTOWN ROAD JUST NORTHEAST OF FM1604. |
| May 3, 9:08 PM CDT | HAIL 2 | New Berlin, TX | CORRECTS PREVIOUS HAIL REPORT FROM NEW BERLIN. EMAIL REPORT AND PICTURE TO NWS OFFICE. |
| May 3, 9:12 PM CDT | HAIL 2 | New Berlin, TX | EMAIL REPORT AND PICTURE TO NWS OFFICE. |
| May 3, 9:15 PM CDT | HAIL 0.88 | 2 E Seguin, TX | TWITTER REPORT AT ELMWOOD DR AND 90A/E COURT. |
| May 3, 9:16 PM CDT | HAIL 2 | 5 E New Berlin, TX | COCORAHS COORDINATOR PASSED ALONG A REPORT OF HEN EGG SIZED HAIL NEAR MESQUITE PASS. |
| May 3, 9:20 PM CDT | HAIL 1.5 | 7 Ese New Berlin, TX | PICTURE OF QUARTER TO PING PONG BALL SIZED HAIL JUST SOUTH OF SEGUIN FROM TRAINED SPOTTER ON JAKES COLONY RD. |
| May 3, 9:38 PM CDT | HAIL 1.25 | 5 S Seguin, TX | REPORT OF HALF DOLLAR SIZED HAIL 5 S SEGUIN. PICTURE VIA SOCIAL MEDIA. |
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 |
|---|---|---|---|
| May 3, 7:01 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 1.7 hours before the alert went out and 182 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
- 1737 J/kg
- Mixed-layer CIN
- -372 J/kg
- Mixed-layer LCL
- 1458 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
831
WUUS54 KEWX 040143
SVREWX
TXC029-177-187-493-040245-
/O.NEW.KEWX.SV.W.0097.210504T0143Z-210504T0245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
843 PM CDT Mon May 3 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
Southern Guadalupe County in south central Texas...
Southwestern Gonzales County in south central Texas...
Northern Wilson County in south central Texas...
East central Bexar County in south central Texas...
* Until 945 PM CDT.
* At 843 PM CDT, a severe thunderstorm was located over St. Hedwig,
or 8 miles south of Randolph AFB, moving east at 30 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Public.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Schertz, Seguin, Cibolo, Stockdale, Randolph AFB, McQueeney, Nixon,
St. Hedwig, La Vernia, China Grove, Marion, Kingsbury, Santa Clara,
New Berlin, Pandora, Zuehl, Sutherland Springs, Geronimo, Converse
and Leesville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows!
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 2916 9762 2917 9768 2922 9773 2919 9777
2929 9835 2951 9835 2969 9784
TIME...MOT...LOC 0143Z 274DEG 26KT 2940 9825
HAIL...1.75IN
WIND...60MPH
$$
BRADY4 follow-up statements
525
WWUS54 KEWX 040209
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
909 PM CDT Mon May 3 2021
TXC029-040218-
/O.CAN.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Bexar TX-
909 PM CDT Mon May 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BEXAR COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
south central Texas.
LAT...LON 2934 9813 2944 9813 2945 9812 2948 9812
2948 9814 2955 9814 2963 9782 2928 9767
TIME...MOT...LOC 0208Z 271DEG 26KT 2946 9805
$$
TXC177-187-493-040245-
/O.CON.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Guadalupe TX-Gonzales TX-Wilson TX-
909 PM CDT Mon May 3 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR SOUTHEASTERN GUADALUPE...WEST CENTRAL GONZALES AND NORTHEASTERN
WILSON COUNTIES...
At 908 PM CDT, a severe thunderstorm was located near New Berlin, or
10 miles southwest of Seguin, moving east at 30 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Seguin, Cibolo, McQueeney, La Vernia, Kingsbury, New Berlin, Zuehl,
Leesville, Nolte and Zipp.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.
Continuous cloud to ground lightning is 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 2934 9813 2944 9813 2945 9812 2948 9812
2948 9814 2955 9814 2963 9782 2928 9767
TIME...MOT...LOC 0208Z 271DEG 26KT 2946 9805
HAIL...2.00IN
WIND...60MPH
$$
BRADY052
WWUS54 KEWX 040225
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
925 PM CDT Mon May 3 2021
TXC493-040235-
/O.CAN.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Wilson TX-
925 PM CDT Mon May 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WILSON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
south central Texas.
LAT...LON 2941 9803 2957 9806 2963 9782 2939 9772
TIME...MOT...LOC 0225Z 253DEG 33KT 2951 9792
$$
TXC177-187-040245-
/O.CON.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Guadalupe TX-Gonzales TX-
925 PM CDT Mon May 3 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR SOUTHEASTERN GUADALUPE AND WEST CENTRAL GONZALES COUNTIES...
At 925 PM CDT, a severe thunderstorm was located near Seguin, moving
east at 40 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Seguin, McQueeney, Kingsbury, Leesville, Nolte and Zipp.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.
Continuous cloud to ground lightning is 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 2941 9803 2957 9806 2963 9782 2939 9772
TIME...MOT...LOC 0225Z 253DEG 33KT 2951 9792
HAIL...1.75IN
WIND...60MPH
$$
BRADY696
WWUS54 KEWX 040235
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
935 PM CDT Mon May 3 2021
TXC177-040244-
/O.CAN.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Gonzales TX-
935 PM CDT Mon May 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL GONZALES COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
south central Texas.
LAT...LON 2946 9777 2943 9787 2959 9797 2960 9796
2963 9784 2963 9782 2948 9776
TIME...MOT...LOC 0234Z 239DEG 34KT 2956 9785
$$
TXC187-040245-
/O.CON.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Guadalupe TX-
935 PM CDT Mon May 3 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR SOUTHEASTERN GUADALUPE COUNTY...
At 934 PM CDT, a severe thunderstorm was located near Kingsbury, or 7
miles east of Seguin, moving northeast at 40 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Seguin and Kingsbury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2946 9777 2943 9787 2959 9797 2960 9796
2963 9784 2963 9782 2948 9776
TIME...MOT...LOC 0234Z 239DEG 34KT 2956 9785
HAIL...1.00IN
WIND...<50MPH
$$
BRADY105
WWUS54 KEWX 040241
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
941 PM CDT Mon May 3 2021
TXC187-040250-
/O.EXP.KEWX.SV.W.0097.000000T0000Z-210504T0245Z/
Guadalupe TX-
941 PM CDT Mon May 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GUADALUPE COUNTY
WILL EXPIRE AT 945 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
south central Texas.
LAT...LON 2946 9777 2943 9787 2959 9797 2960 9796
2963 9784 2963 9782 2948 9776
TIME...MOT...LOC 0240Z 274DEG 26KT 2956 9780
$$
BRADYThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 7:10 PM CDT | Special Weather Statement | EWX | Kendall | 50 min |
| May 3, 7:12 PM CDT | Severe Thunderstorm Warning | EWX | Bexar, Comal, Medina | 63 min |
| May 3, 7:14 PM CDT | Severe Thunderstorm Warning | EWX | Bandera, Bexar, Blanco, Gillespie, Kendall, Kerr and 1 more | 61 min |
| May 3, 7:30 PM CDT | Areal Flood Advisory | EWX | Bandera, Bexar, Comal, Kendall, Medina | 3 hr |
| May 3, 7:49 PM CDT | Severe Thunderstorm Warning | EWX | Bexar, Comal, Guadalupe | 56 min |
| May 3, 8:12 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Gillespie, Kendall, Llano | 48 min |
| May 3, 8:19 PM CDT | Areal Flood Advisory | EWX | Bexar, Guadalupe, Wilson | 3 hr |
| May 3, 8:23 PM CDT | Severe Thunderstorm Warning | EWX | Bexar, Guadalupe, Wilson | 22 min |
| May 3, 8:53 PM CDT | Special Weather Statement | EWX | Burnet | 52 min |
| May 3, 8:58 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Llano, Travis, Williamson | 62 min |
| May 3, 9:16 PM CDT | Severe Thunderstorm Warning | EWX | Burnet, Llano, Travis, Williamson | 41 min |
| May 3, 10:08 PM CDT | Severe Thunderstorm Warning | EWX | Burnet, Llano | 30 min |
| May 4, 6:33 AM CDT | Special Weather Statement | EWX | Caldwell | 42 min |
| May 4, 6:41 AM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Caldwell, Hays, Travis | 64 min |
| May 4, 7:25 AM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Travis | 50 min |
| May 4, 7:37 AM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Fayette, Lee | 53 min |
| May 4, 8:05 AM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Lee, Travis, Williamson | 13 min |
| May 4, 8:20 AM CDT | Special Weather Statement | EWX | Hays, Travis | 40 min |
| May 4, 8:22 AM CDT | Special Weather Statement | EWX | Lee | 38 min |
| May 4, 8:22 AM CDT | Special Weather Statement | EWX | Lee | 38 min |
| May 4, 8:25 AM CDT | Special Weather Statement | EWX | Lee | 35 min |
| May 4, 8:59 AM CDT | Special Weather Statement | EWX | Hays, Travis | 46 min |
| May 4, 9:27 AM CDT | Special Weather Statement | EWX | Guadalupe | 33 min |
| May 4, 9:48 AM CDT | Special Weather Statement | EWX | Bastrop | 27 min |
| May 4, 9:58 AM CDT | Special Weather Statement | EWX | Caldwell | 47 min |
| May 4, 10:04 AM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Caldwell, Fayette | 41 min |
| May 4, 10:38 AM CDT | Special Weather Statement | EWX | Bastrop | 37 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.