Alert archive / Texas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 2, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 12, 2015, 5:49 PM CDT for Val Verde County, Texas. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 12, 2015, 5:49 PM CDT (22:49 UTC)
- Expired
- Apr 12, 2015, 6:45 PM CDT
- In force
- 56 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 70.0 mph
County Val Verde County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 12, 6:42 PM CDT | TSTM WND GST 44 | Del Rio, TX | DEL RIO INTERNATIONAL AIRPORT ASOS REPORTED A WIND GUST OF 39 KNOTS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Del Rio, TX (KDLF), launched 12:00Z, 10.8 hours before the alert went out and 62 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
- 1227 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 596 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
910
WUUS54 KEWX 122249
SVREWX
TXC465-122345-
/O.NEW.KEWX.SV.W.0002.150412T2249Z-150412T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
549 PM CDT SUN APR 12 2015
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
VAL VERDE COUNTY IN SOUTH CENTRAL TEXAS...
* UNTIL 645 PM CDT
* AT 548 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR PANDALE TO 30 MILES SOUTHWEST OF BOX
CANYON-AMISTAD...MOVING EAST AT 25 MPH.
HAZARD...70 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE
TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE
HOMES...ROOFS AND OUTBUILDINGS.
* LOCATIONS IMPACTED INCLUDE...
DEL RIO...LANGTRY...JUNO...COMSTOCK...OSMAN...PANDALE...SHUMLA...
LAKE VIEW...SEMINOLE CANYON STATE PARK...CIENEGAS TERRACE...AMISTAD
VILLAGE...BOX CANYON-AMISTAD...VAL VERDE PARK...PAFFORD CROSSING...
ROUGH CANYON REC AREA...DEVILS SHORES...BAKERS CROSSING...HACKBERRY
CROSSING AND DEVILS RIVER STATE NATURAL AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3027 10169 3026 10081 2935 10084 2938 10101
2946 10106 2952 10118 2952 10125 2962 10125
2963 10126 2957 10129 2965 10130 2965 10136
2975 10142 2977 10140 2975 10144 2979 10147
2976 10154 2981 10155 2977 10158 2976 10164
TIME...MOT...LOC 2248Z 268DEG 23KT 3020 10162 2930 10160
HAIL...1.00IN
WIND...70MPH
$$
LENZ1 follow-up statement
080
WWUS54 KEWX 122316
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
616 PM CDT SUN APR 12 2015
TXC465-122345-
/O.CON.KEWX.SV.W.0002.000000T0000Z-150412T2345Z/
VAL VERDE TX-
616 PM CDT SUN APR 12 2015
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR VAL VERDE COUNTY...
AT 615 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES EAST OF PANDALE TO 21 MILES SOUTHWEST OF BOX
CANYON-AMISTAD...MOVING EAST AT 25 MPH.
HAZARD...70 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE
TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE
HOMES...ROOFS AND OUTBUILDINGS.
LOCATIONS IMPACTED INCLUDE...
DEL RIO...LANGTRY...JUNO...COMSTOCK...OSMAN...PANDALE...SHUMLA...LAKE
VIEW...SEMINOLE CANYON STATE PARK...CIENEGAS TERRACE...AMISTAD
VILLAGE...BOX CANYON-AMISTAD...VAL VERDE PARK...PAFFORD CROSSING...
ROUGH CANYON REC AREA...DEVILS SHORES...BAKERS CROSSING...HACKBERRY
CROSSING AND DEVILS RIVER STATE NATURAL AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3027 10169 3026 10081 2935 10084 2938 10101
2946 10106 2952 10118 2952 10125 2962 10125
2963 10126 2957 10129 2965 10130 2965 10136
2975 10142 2977 10140 2975 10144 2979 10147
2976 10154 2981 10155 2977 10158 2976 10164
TIME...MOT...LOC 2315Z 268DEG 23KT 3021 10143 2931 10141
HAIL...1.00IN
WIND...70MPH
$$
LENZThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 7:36 PM CDT | Special Weather Statement | EWX | Dimmit | 54 min |
| Apr 11, 7:42 PM CDT | Areal Flood Advisory | EWX | Dimmit | 63 min |
| Apr 12, 9:09 AM CDT | Areal Flood Advisory | EWX | Wilson | 2 hr |
| Apr 12, 6:46 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kinney, Val Verde | 59 min |
| Apr 12, 6:56 PM CDT | Severe Thunderstorm Warning | EWX | Dimmit, Kinney, Maverick, Zavala | 64 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2015Every severe thunderstorm warning in 2015
Sources
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.