Alert archive / Texas / Special Weather Statements in 2012
Special Weather Statement, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this special weather statement at Oct 1, 2012, 5:22 PM CDT for Bexar County, Texas. It was in force for 38 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 1, 2012, 5:22 PM CDT (22:22 UTC)
- Expired
- Oct 1, 2012, 6:00 PM CDT
- In force
- 38 min
- Issued by
- NWS Austin/San Antonio, TX
County Bexar County, TX
The radar
The Austin/San Antonio radar (KEWX), 63 km from the middle of the area, began a volume at 22:25 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 12:00Z, 10.4 hours before the alert went out and 219 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
- 204 J/kg
- Mixed-layer CIN
- -133 J/kg
- Mixed-layer LCL
- 1520 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this special weather statement went out at Oct 1, 5:00 PM CDT, 22 minutes earlier.
Area forecast discussion, Oct 1, 5:00 PM CDT, 22 minutes before
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</html>Hazardous weather outlook, Oct 1, 12:59 PM CDT, 4 hours 23 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1259 PM CDT MON OCT 1 2012 TXZ171>173-183>194-202>209-217>225-228-021800- LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA- GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE- MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA- FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT- 1259 PM CDT MON OCT 1 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT... A WEAK UPPER LEVEL DISTURBANCE WILL GENERATE MAINLY ISOLATED SHOWERS AND THUNDERSTORMS THROUGH EARLY THIS EVENING. WIND GUSTS UP TO 40 MPH...SMALL HAIL AND OCCASIONAL LIGHTNING STRIKES ARE THE MAIN THREATS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
In the hours before
Special weather statement, Oct 1, 2:28 PM CDT, 2 hours 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 228 PM CDT MON OCT 1 2012 TXZ218-012015- ZAVALA- 228 PM CDT MON OCT 1 2012 ...SIGNIFICANT WEATHER ADVISORY FOR EASTERN ZAVALA COUNTY UNTIL 315 PM CDT... AT 222 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A STRONG THUNDERSTORM 7 MILES NORTHWEST OF BATESVILLE...MOVING SOUTH AT 30 MPH. HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. IN ADDITION... FREQUENT DANGEROUS LIGHTNING AND BRIEF HEAVY RAIN CAN ALSO BE EXPECTED. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... BATESVILLE... U.S. HIGHWAY 57... FARM TO MARKET ROAD 117... IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. LAT...LON 2882 9943 2873 9983 2905 9982 2908 9962 TIME...MOT...LOC 1926Z 357DEG 31KT 2896 9971
Special weather statement, Oct 1, 2:39 PM CDT, 2 hours 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
239 PM CDT MON OCT 1 2012
TXZ219-012030-
FRIO-
239 PM CDT MON OCT 1 2012
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN FRIO COUNTY UNTIL 330 PM
CDT...
AT 237 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR DERBY...OR 7 MILES SOUTHWEST OF PEARSALL...
MOVING SOUTHEAST AT 25 MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.
LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
DILLEY...
DERBY...
INTERSTATE 35 SOUTH OF PEARSALL...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
THE HEAVY RAIN MAY FLOOD LOW LYING AREAS SUCH AS DITCHES...LOW WATER
CROSSINGS AND UNDERPASSES. DO NOT DRIVE YOUR VEHICLE ACROSS FLOODED
ROADWAYS.
LAT...LON 2883 9929 2888 9912 2864 9894 2864 9922
2864 9923
TIME...MOT...LOC 1938Z 336DEG 21KT 2880 9917Local storm report, Oct 1, 5:17 PM CDT, 5 minutes before
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</html>Local storm report, Oct 1, 5:22 PM CDT, 0 minutes before
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</html>Special weather statement, Oct 1, 5:22 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 1, 2:28 PM CDT | Special Weather Statement | EWX | Zavala | 47 min |
| Oct 1, 2:39 PM CDT | Special Weather Statement | EWX | Frio | 51 min |
| Oct 1, 4:21 PM CDT | Areal Flood Advisory | EWX | Bexar, Comal, Guadalupe | 99 min |
Nearby
Special Weather Statements in Texas, 2012Every special weather statement in 2012
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.