Severe Thunderstorm Warning 252, NWS Austin/San Antonio, TX

Issued

Jun 11, 2025, 11:40 PM CDT (04:40 UTC)

Expired

Jun 12, 2025, 12:12 AM CDT

In force

32 min

Issued by

NWS Austin/San Antonio, TX

Area

Storm-based polygon

Hail

1.0 in

Wind

60.0 mph

County Bexar County, TX

The Austin/San Antonio radar (KEWX), 61 km from the middle of the area, began a volume at 04:44 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

412 
WUUS54 KEWX 120440
SVREWX
TXC029-120545-
/O.NEW.KEWX.SV.W.0252.250612T0440Z-250612T0545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
1140 PM CDT Wed Jun 11 2025

The National Weather Service in Austin San Antonio has issued a

* Severe Thunderstorm Warning for...
  Northwestern Bexar County in south central Texas...

* Until 1245 AM CDT.

* At 1140 PM CDT, a severe thunderstorm was located over Helotes, or
  12 miles northwest of San Antonio, moving northeast at 10 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  San Antonio, San Antonio Int Airport, Leon Valley, Helotes, Fair
  Oaks Ranch, Shavano Park, Hollywood Park, Cross Mountain, Leon
  Springs, The Dominion, Government Canyon State Natural Area,
  Timberwood Park, Castle Hills, Hill Country Village, Grey Forest,
  Fiesta Texas, and Scenic Oaks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail, damaging wind, 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 2960 9880 2973 9869 2974 9866 2975 9866
      2975 9865 2974 9864 2974 9860 2958 9836
      2948 9871
TIME...MOT...LOC 0440Z 234DEG 7KT 2955 9870 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Brady

500 
WWUS54 KEWX 120448
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
1148 PM CDT Wed Jun 11 2025

TXC029-120545-
/O.CON.KEWX.SV.W.0252.000000T0000Z-250612T0545Z/
Bexar TX-
1148 PM CDT Wed Jun 11 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR NORTHWESTERN BEXAR COUNTY...

At 1148 PM CDT, a severe thunderstorm was located over Helotes, or 11
miles northwest of San Antonio, moving northeast at 10 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
San Antonio, San Antonio Int Airport, Leon Valley, Helotes, Fair Oaks
Ranch, Shavano Park, Hollywood Park, Cross Mountain, Leon Springs,
The Dominion, Government Canyon State Natural Area, Timberwood Park,
Castle Hills, Hill Country Village, Grey Forest, Fiesta Texas, and
Scenic Oaks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

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 2960 9880 2973 9869 2974 9866 2975 9866
      2975 9865 2974 9864 2974 9860 2958 9836
      2948 9871
TIME...MOT...LOC 0448Z 234DEG 7KT 2956 9869 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH

$$

Brady

331 
WWUS54 KEWX 120512
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
1212 AM CDT Thu Jun 12 2025

TXC029-120522-
/O.CAN.KEWX.SV.W.0252.000000T0000Z-250612T0545Z/
Bexar TX-
1212 AM CDT Thu Jun 12 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BEXAR COUNTY IS
CANCELLED...

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 has been cancelled.  However gusty winds and
heavy rain are still possible with this thunderstorm.

LAT...LON 2960 9880 2973 9869 2974 9866 2975 9866
      2975 9865 2974 9864 2974 9860 2958 9836
      2948 9871
TIME...MOT...LOC 0510Z 234DEG 7KT 2959 9865 

$$

Brady

Severe Thunderstorm Warnings in Texas, 2025Every severe thunderstorm warning in 2025

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.