Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 170, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 15, 2021, 5:37 PM CDT for DeWitt County, Karnes County, Texas. It was in force for 53 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
- Jun 15, 2021, 5:37 PM CDT (22:37 UTC)
- Expired
- Jun 15, 2021, 6:30 PM CDT
- In force
- 53 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties DeWitt County, TX, Karnes County, TX
The radar
The Austin/San Antonio radar (KEWX), 81 km from the middle of the area, began a volume at 22:36 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 12:00Z, 10.6 hours before the alert went out and 149 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
- 1443 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 823 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted.
978
WUUS54 KEWX 152237
SVREWX
TXC123-255-152330-
/O.NEW.KEWX.SV.W.0170.210615T2237Z-210615T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
537 PM CDT Tue Jun 15 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
West central DeWitt County in south central Texas...
Central Karnes County in south central Texas...
* Until 630 PM CDT.
* At 536 PM CDT, a severe thunderstorm was located near Gillett, or
13 miles northwest of Yorktown, moving southwest at 25 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...
Kenedy, Karnes City, Runge, Falls City, Cestohowa, Hobson, Cotton
Patch, Gruenau, New Davy, Ecleto, Helena and Pana Maria.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2895 9809 2916 9767 2911 9761 2911 9760
2904 9754 2875 9782
TIME...MOT...LOC 2236Z 050DEG 22KT 2907 9771
HAIL...1.00IN
WIND...60MPH
$$
MO2 follow-up statements
945 WWUS54 KEWX 152256 SVSEWX Severe Weather Statement National Weather Service Austin/San Antonio TX 556 PM CDT Tue Jun 15 2021 TXC123-255-152330- /O.CON.KEWX.SV.W.0170.000000T0000Z-210615T2330Z/ DeWitt TX-Karnes TX- 556 PM CDT Tue Jun 15 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR WEST CENTRAL DEWITT AND CENTRAL KARNES COUNTIES... At 556 PM CDT, a severe thunderstorm was located 7 miles east of Cestohowa, or 8 miles northeast of Karnes City, moving southwest at 25 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Kenedy, Karnes City, Runge, Falls City, Cestohowa, Hobson, Ecleto, Helena and Pana Maria. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 2910 9778 2897 9762 2875 9782 2895 9809 TIME...MOT...LOC 2256Z 050DEG 22KT 2899 9782 HAIL...0.88IN WIND...60MPH $$ MO
278
WWUS54 KEWX 152320
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
620 PM CDT Tue Jun 15 2021
TXC123-255-152330-
/O.EXP.KEWX.SV.W.0170.000000T0000Z-210615T2330Z/
DeWitt TX-Karnes TX-
620 PM CDT Tue Jun 15 2021
...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL DEWITT AND
CENTRAL KARNES COUNTIES WILL EXPIRE AT 630 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. However gusty
winds are still possible with this thunderstorm.
LAT...LON 2910 9778 2897 9762 2875 9782 2895 9809
TIME...MOT...LOC 2320Z 050DEG 22KT 2891 9793
$$
MOThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 7:08 PM CDT | Special Weather Statement | EWX | Guadalupe, Wilson | 37 min |
| Jun 14, 7:21 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 19 min |
| Jun 14, 7:30 PM CDT | Special Weather Statement | EWX | Edwards | 45 min |
| Jun 14, 8:44 PM CDT | Special Weather Statement | EWX | Bandera | 46 min |
| Jun 14, 8:47 PM CDT | Special Weather Statement | EWX | Real | 43 min |
| Jun 14, 9:01 PM CDT | Special Weather Statement | EWX | Real | 29 min |
| Jun 14, 9:25 PM CDT | Special Weather Statement | EWX | Uvalde | 50 min |
| Jun 15, 4:35 PM CDT | Special Weather Statement | EWX | DeWitt | 40 min |
| Jun 15, 4:38 PM CDT | Special Weather Statement | EWX | Fayette | 52 min |
| Jun 15, 5:18 PM CDT | Special Weather Statement | EWX | Karnes | 42 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.