Alert archive / Texas / Special Weather Statements in 2021
Special Weather Statement, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this special weather statement at Oct 10, 2021, 10:21 PM CDT for 5 counties in Texas. It was in force for 54 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
- Oct 10, 2021, 10:21 PM CDT (03:21 UTC)
- Expired
- Oct 10, 2021, 11:15 PM CDT
- In force
- 54 min
- Issued by
- NWS Austin/San Antonio, TX
- Hail
- 0.50 in
- Wind
- 50
Counties Bandera County, TX, Blanco County, TX, Gillespie County, TX, Kerr County, TX, Real County, TX
The radar
The Austin/San Antonio radar (KEWX), 92 km from the middle of the area, began a volume at 03:22 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, 3.4 hours before the alert went out and 211 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
- 957 J/kg
- Mixed-layer CIN
- -157 J/kg
- Mixed-layer LCL
- 2324 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted.
332
WWUS84 KEWX 110321
SPSEWX
Special Weather Statement
National Weather Service Austin/San Antonio TX
1021 PM CDT Sun Oct 10 2021
TXZ185>190-110415-
Blanco TX-Gillespie TX-Kerr TX-Real TX-Bandera TX-Kendall TX-
1021 PM CDT Sun Oct 10 2021
...Strong thunderstorms will impact portions of Bandera, Kerr,
Blanco, Gillespie, northwestern Kendall and east central Real
Counties through 1115 PM CDT...
At 1020 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Enchanted Rock State Natural Area to 6
miles northwest of Lost Maples State Natural Area. Movement was east
at 25 mph.
HAZARD...Wind gusts up to 50 mph and half inch 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, Comfort, Bandera, Round Mountain,
Vanderpool, Tarpley, Johnson City, Ingram, Hunt, Stonewall, Camp
Verde, Blowout, Tivydale, Kerrville-Schreiner Park, Rocky Hill, Kerr
Wildlife Management Area, Waltonia and Sisterdale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
These storms 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.
&&
LAT...LON 3043 9813 2962 9911 2963 9930 2983 9989
3050 9894 3050 9840
TIME...MOT...LOC 0320Z 288DEG 23KT 3049 9878 2987 9969
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
$$
BRADYThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 10, 9:45 PM CDT | Special Weather Statement | EWX | Burnet, Gillespie, Llano | 45 min |
| Oct 10, 10:30 PM CDT | Special Weather Statement | EWX | Burnet | 45 min |
| Oct 10, 11:43 PM CDT | Special Weather Statement | EWX | Comal, Kendall | 47 min |
| Oct 11, 12:51 AM CDT | Special Weather Statement | EWX | Bastrop, Bexar, Caldwell, Comal, Fayette, Gonzales and 2 more | 39 min |
Nearby
Special Weather Statements in Texas, 2021Every special weather statement 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.