Alert archive / Texas / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 134, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 6, 2025, 8:25 AM CDT for 4 counties in Texas. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 6, 2025, 8:25 AM CDT (13:25 UTC)
- Expired
- May 6, 2025, 9:15 AM CDT
- In force
- 50 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Tornado
- Possible
- Damage threat
- Considerable
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Blanco County, TX, Burnet County, TX, Travis County, TX, Williamson County, TX
The radar
The Ft Hood radar (KGRK), 63 km from the middle of the area, began a volume at 13:25 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 6, 3:31 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 6, 8:13 AM CDT | Tornado Watch | SPC | 12 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 1.4 hours before the alert went out and 267 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 464 m²/s²
- 0-3 km storm-relative helicity
- 387 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.5
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 6, 8:24 AM CDT, 1 minute earlier.
Area forecast discussion, May 6, 8:24 AM CDT, 1 minute before
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</html>In the hours before
Special weather statement, May 6, 5:45 AM CDT, 2 hours 40 minutes before
Special Weather Statement
National Weather Service Austin/San Antonio TX
545 AM CDT Tue May 6 2025
TXZ186>188-061130-
Gillespie TX-Kerr TX-Bandera TX-
545 AM CDT Tue May 6 2025
...A strong thunderstorm will impact portions of northwestern
Bandera, central Kerr and southwestern Gillespie Counties through 630
AM CDT...
At 545 AM CDT, Doppler radar was tracking a strong thunderstorm 7
miles northwest of Medina, moving northeast at 35 mph.
HAZARD...Winds in excess of 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Medina, Kerrville, Fredericksburg, Ingram, Hunt, Tivydale,
Kerrville-Schreiner Park, Waltonia, and Harper.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
A Severe Thunderstorm Watch remains in effect until 1000 AM CDT for
south central Texas.
&&
LAT...LON 3024 9881 2974 9931 2985 9950 3028 9931
TIME...MOT...LOC 1045Z 213DEG 31KT 2987 9934
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
CPSpecial weather statement, May 6, 8:20 AM CDT, 5 minutes before
Special Weather Statement
National Weather Service Austin/San Antonio TX
820 AM CDT Tue May 6 2025
TXZ184-061400-
Edwards TX-
820 AM CDT Tue May 6 2025
...A strong thunderstorm will impact portions of northern Edwards
County through 900 AM CDT...
At 820 AM CDT, Doppler radar was tracking a strong thunderstorm 11
miles west of Rocksprings, moving northeast at 35 mph.
HAZARD...Nickel size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to outdoor objects is possible.
Locations impacted include...
Rocksprings and Devil's Sinkhole State Natural Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 1000 AM CDT for
south central Texas.
&&
LAT...LON 3010 9987 3007 9992 3008 9997 3005 9997
2983 10039 2998 10051 3029 10009 3029 10002
TIME...MOT...LOC 1320Z 234DEG 28KT 2996 10039
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...<30 MPH
RunyenThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 12:07 AM CDT | Special Weather Statement | EWX | Terrell | 23 min |
| May 6, 5:45 AM CDT | Special Weather Statement | EWX | Kerr | 45 min |
| May 6, 5:58 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Gillespie, Kerr | 62 min |
| May 6, 6:52 AM CDT | Severe Thunderstorm Warning | EWX | Blanco, Gillespie, Kendall | 68 min |
| May 6, 7:13 AM CDT | Tornado Warning | EWX | Blanco, Gillespie | 47 min |
| May 6, 7:50 AM CDT | Tornado Warning | EWX | Blanco, Burnet, Llano | 40 min |
| May 6, 8:20 AM CDT | Special Weather Statement | EWX | Edwards | 40 min |
| May 6, 8:43 AM CDT | Special Weather Statement | EWX | Kinney | 47 min |
| May 6, 9:08 AM CDT | Severe Thunderstorm Warning | EWX | Travis, Williamson | 52 min |
| May 6, 9:34 AM CDT | Severe Thunderstorm Warning | EWX | Blanco, Gillespie, Kendall | 41 min |
| May 6, 9:38 AM CDT | Special Weather Statement | EWX | Real | 52 min |
| May 6, 10:02 AM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| May 6, 10:06 AM CDT | Areal Flood Advisory | EWX | Blanco, Burnet, Gillespie, Hays, Llano, Travis | 3 hr |
| May 6, 10:10 AM CDT | Special Weather Statement | EWX | Blanco | 50 min |
| May 6, 10:24 AM CDT | Special Weather Statement | EWX | Gillespie, Kerr | 51 min |
| May 6, 10:39 AM CDT | Special Weather Statement | EWX | Williamson | 51 min |
| May 6, 10:57 AM CDT | Special Weather Statement | EWX | Bandera, Medina | 48 min |
| May 6, 11:11 AM CDT | Special Weather Statement | EWX | Zavala | 49 min |
| May 6, 11:12 AM CDT | Areal Flood Advisory | EWX | Travis, Williamson | 3 hr |
| May 6, 11:17 AM CDT | Special Weather Statement | EWX | Williamson | 43 min |
| May 6, 11:17 AM CDT | Severe Thunderstorm Warning | EWX | Frio, Uvalde, Zavala | 43 min |
| May 6, 11:29 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| May 6, 11:43 AM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Gillespie, Hays, Kendall, Travis | 16 min |
| May 6, 11:56 AM CDT | Severe Thunderstorm Warning | EWX | Frio, Medina, Uvalde, Zavala | 18 min |
| May 6, 12:01 PM CDT | Special Weather Statement | EWX | Williamson | 29 min |
| May 6, 12:04 PM CDT | Severe Thunderstorm Warning | EWX | Williamson | 26 min |
| May 6, 12:14 PM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| May 6, 12:37 PM CDT | Severe Thunderstorm Warning | EWX | Bexar, Medina | 38 min |
| May 6, 12:42 PM CDT | Special Weather Statement | EWX | Lee | 48 min |
| May 6, 1:12 PM CDT | Special Weather Statement | EWX | Bexar | 48 min |
| May 6, 1:30 PM CDT | Special Weather Statement | EWX | Lee | 30 min |
| May 6, 2:04 PM CDT | Flash Flood Warning | EWX | Lee, Williamson | 3 hr |
| May 6, 3:01 PM CDT | Special Weather Statement | EWX | Fayette | 44 min |
| May 6, 3:09 PM CDT | Special Weather Statement | EWX | Gonzales | 66 min |
| May 6, 3:29 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales, Lavaca | 61 min |
| May 6, 3:48 PM CDT | Special Weather Statement | EWX | Fayette | 57 min |
| May 6, 4:01 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 59 min |
| May 6, 4:10 PM CDT | Special Weather Statement | EWX | Gonzales | 50 min |
| May 6, 4:19 PM CDT | Severe Thunderstorm Warning | EWX | Fayette, Gonzales, Lavaca | 56 min |
| May 6, 5:10 PM CDT | Severe Thunderstorm Warning | EWX | Fayette, Lavaca | 21 min |
| May 6, 5:20 PM CDT | Special Weather Statement | EWX | Gonzales | 40 min |
| May 6, 5:58 PM CDT | Special Weather Statement | EWX | DeWitt, Lavaca | 77 min |
| May 6, 6:49 PM CDT | Special Weather Statement | EWX | Karnes | 41 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2025Every severe thunderstorm warning in 2025
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.