Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 176, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 22, 2021, 12:09 AM CDT for Gillespie County, Kendall County, Kerr County, Texas. It was in force for 39 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 22, 2021, 12:09 AM CDT (05:09 UTC)
- Expired
- Jun 22, 2021, 12:48 AM CDT
- In force
- 39 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Gillespie County, TX, Kendall County, TX, Kerr County, TX
The radar
The Austin/San Antonio radar (KEWX), 91 km from the middle of the area, began a volume at 05:09 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
Del Rio, TX (KDRT), launched 00:00Z, 5.2 hours before the alert went out and 221 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
- 3252 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 1433 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
078
WUUS54 KEWX 220509
SVREWX
TXC171-259-265-220615-
/O.NEW.KEWX.SV.W.0176.210622T0509Z-210622T0615Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
1209 AM CDT Tue Jun 22 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
East central Kerr County in south central Texas...
Eastern Gillespie County in south central Texas...
Northwestern Kendall County in south central Texas...
* Until 115 AM CDT.
* At 1208 AM CDT, severe thunderstorms were located along a line
extending from near Fredericksburg to Albert, 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...
Kerrville, Fredericksburg, Comfort, Stonewall, Luckenbach, Cain
City, Old Tunnel State Park, Willow City, Rocky Hill, LBJ State
Park, Bankersmith, Sisterdale, Cypress Creek, Blumenthal, Eckert,
Waring, Albert, Crabapple, Grapetown and Welfare.
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 these storms. 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 these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3035 9859 2985 9858 3004 9923 3048 9885
TIME...MOT...LOC 0508Z 023DEG 21KT 3030 9884 3021 9859
HAIL...1.00IN
WIND...60MPH
$$
CP2 follow-up statements
093
WWUS54 KEWX 220536
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
1236 AM CDT Tue Jun 22 2021
TXC171-259-220546-
/O.CAN.KEWX.SV.W.0176.000000T0000Z-210622T0615Z/
Gillespie TX-Kendall TX-
1236 AM CDT Tue Jun 22 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN GILLESPIE AND
NORTHWESTERN KENDALL COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has weakened.
Therefore, the warning has been cancelled.
LAT...LON 3013 9896 2999 9905 3004 9923 3013 9915
TIME...MOT...LOC 0536Z 049DEG 34KT 3005 9918
$$
TXC265-220615-
/O.CON.KEWX.SV.W.0176.000000T0000Z-210622T0615Z/
Kerr TX-
1236 AM CDT Tue Jun 22 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR EAST CENTRAL KERR COUNTY...
At 1236 AM CDT, a severe thunderstorm was located over Kerrville,
moving southwest at 40 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...
Kerrville and Kerrville-Schreiner Park.
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 3013 9896 2999 9905 3004 9923 3013 9915
TIME...MOT...LOC 0536Z 049DEG 34KT 3005 9918
HAIL...1.00IN
WIND...60MPH
$$
CP903
WWUS54 KEWX 220548
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
1248 AM CDT Tue Jun 22 2021
TXC265-220558-
/O.CAN.KEWX.SV.W.0176.000000T0000Z-210622T0615Z/
Kerr TX-
1248 AM CDT Tue Jun 22 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL KERR COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled. However gusty winds and heavy rain are still
possible with this thunderstorm.
LAT...LON 3013 9896 2999 9905 3004 9923 3013 9915
TIME...MOT...LOC 0544Z 023DEG 21KT 2998 9921
$$
CPThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 9:12 PM CDT | Special Weather Statement | EWX | Val Verde | 48 min |
| Jun 21, 9:25 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 65 min |
| Jun 21, 9:43 PM CDT | Special Weather Statement | EWX | Williamson | 47 min |
| Jun 21, 10:25 PM CDT | Special Weather Statement | EWX | Burnet, Llano, Williamson | 50 min |
| Jun 21, 10:35 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Travis | 55 min |
| Jun 21, 10:51 PM CDT | Tornado Warning | EWX | Blanco, Burnet, Hays | 24 min |
| Jun 21, 10:52 PM CDT | Areal Flood Advisory | EWX | Burnet, Williamson | 3 hr |
| Jun 21, 11:08 PM CDT | Areal Flood Advisory | EWX | Val Verde | 3 hr |
| Jun 21, 11:13 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Burnet, Gillespie, Hays, Llano | 62 min |
| Jun 21, 11:31 PM CDT | Areal Flood Advisory | EWX | Burnet, Travis, Williamson | 3 hr |
| Jun 21, 11:53 PM CDT | Special Weather Statement | EWX | Gillespie | 52 min |
| Jun 22, 12:00 AM CDT | Areal Flood Advisory | EWX | Blanco, Burnet, Llano | 3 hr |
| Jun 22, 12:19 AM CDT | Special Weather Statement | EWX | Travis | 41 min |
| Jun 22, 12:24 AM CDT | Special Weather Statement | EWX | Edwards | 51 min |
| Jun 22, 12:30 AM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| Jun 22, 12:47 AM CDT | Special Weather Statement | EWX | Bandera | 43 min |
| Jun 22, 1:16 AM CDT | Special Weather Statement | EWX | Bandera, Medina, Real, Uvalde | 44 min |
| Jun 22, 1:54 AM CDT | Special Weather Statement | EWX | Kinney | 51 min |
| Jun 22, 2:08 AM CDT | Areal Flood Advisory | EWX | Edwards, Real | 5 hr |
| Jun 22, 2:23 AM CDT | Special Weather Statement | EWX | Fayette | 52 min |
| Jun 22, 2:52 AM CDT | Areal Flood Advisory | EWX | Edwards, Kinney, Uvalde, Val Verde | 4 hr |
| Jun 22, 3:01 AM CDT | Special Weather Statement | EWX | Kinney | 44 min |
| Jun 22, 3:13 AM CDT | Special Weather Statement | EWX | Fayette | 47 min |
| Jun 22, 4:00 AM CDT | Special Weather Statement | EWX | Gonzales | 45 min |
| Jun 22, 4:33 AM CDT | Special Weather Statement | EWX | DeWitt, Gonzales | 42 min |
| Jun 22, 5:22 AM CDT | Areal Flood Advisory | EWX | Bexar | 3 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.