Alert archive / Texas / Special Weather Statements in 2014

Special Weather Statement, NWS Austin/San Antonio, TX

July 17, 2014Lee County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at Jul 17, 2014, 9:07 PM CDT for Lee 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
Jul 17, 2014, 9:07 PM CDT (02:07 UTC)
Expired
Jul 17, 2014, 9:45 PM CDT
In force
38 min
Issued by
NWS Austin/San Antonio, TX

County Lee County, TX

The radar

The Ft Hood radar (KGRK), 31 km from the middle of the area, began a volume at 02:11 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

Fort Worth, TX (KFWD), launched 00:00Z, 2.1 hours before the alert went out and 262 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2014-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2014-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
21 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
543 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
96 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jul 17, 7:03 PM CDT, 2 hours 4 minutes earlier.

Area forecast discussion, Jul 17, 7:03 PM CDT, 2 hours 4 minutes before
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Hazardous weather outlook, Jul 17, 3:52 PM CDT, 5 hours 15 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
352 PM CDT THU JUL 17 2014

TXZ171>173-183>194-202>209-217>225-228-182100-
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-
352 PM CDT THU JUL 17 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT...

SHOWERS AND STORMS WILL IMPACT PORTIONS OF SOUTH-CENTRAL TEXAS
TONIGHT INTO FRIDAY MORNING. LOCALLY HEAVY RAINFALL WILL BE
POSSIBLE WITH THESE STORMS. ISOLATED POCKETS OF 2 TO 4 INCHES WILL
BE POSSIBLE...POTENTIALLY RESULTING IN FLASH FLOODING.

IN ADDITION...SOME STORMS COULD BECOME STRONG...PRODUCING WIND
GUSTS TO 40 MPH AND SMALL HAIL.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...

LOCALLY HEAVY RAINFALL WILL BE POSSIBLE THURSDAY NIGHT THROUGH
FRIDAY MORNING ALONG AND NORTH OF A ROCKSPRINGS TO SAN ANTONIO TO
HALLETTSVILLE LINE. ISOLATED POCKETS OF 2 TO 4 INCHES WILL BE
POSSIBLE...POTENTIALLY RESULTING IN FLASH FLOODING.

NO OTHER HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Special weather statement, Jul 17, 4:37 PM CDT, 4 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
437 PM CDT THU JUL 17 2014

TXZ186-188-172230-
GILLESPIE-KERR-
437 PM CDT THU JUL 17 2014

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL KERR AND SOUTHWESTERN
GILLESPIE COUNTIES UNTIL 530 PM CDT...

AT 433 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR HARPER...OR 18 MILES NORTHWEST OF
KERRVILLE...MOVING SOUTHEAST AT 10 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER IS EXPECTED WITH THIS STORM...
ALONG WITH HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  TIVYDALE...
  INGRAM...

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS... FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

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 3027 9896 3002 9919 3027 9942 3030 9938
      3029 9931 3037 9931 3040 9928
TIME...MOT...LOC 2138Z 315DEG 8KT 3027 9927
Special weather statement, Jul 17, 5:50 PM CDT, 3 hours 17 minutes before
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Special weather statement, Jul 17, 5:57 PM CDT, 3 hours 10 minutes before
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Special weather statement, Jul 17, 6:28 PM CDT, 2 hours 39 minutes before
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Special weather statement, Jul 17, 7:55 PM CDT, 1 hour 12 minutes before
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Special weather statement, Jul 17, 9:07 PM CDT, 0 minutes before
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The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 7:55 PM CDTSpecial Weather StatementEWXEdwards50 min
Jul 17, 8:37 PM CDTSevere Thunderstorm WarningEWXEdwards53 min
Jul 17, 8:48 PM CDTAreal Flood AdvisoryEWXEdwards102 min
Jul 17, 9:25 PM CDTAreal Flood AdvisoryEWXLee2 hr
Jul 17, 9:35 PM CDTSpecial Weather StatementEWXEdwards, Val Verde40 min
Jul 17, 10:22 PM CDTAreal Flood AdvisoryEWXVal Verde2 hr
Jul 17, 10:22 PM CDTAreal Flood AdvisoryEWXTravis, Williamson2 hr
Jul 17, 10:59 PM CDTAreal Flood AdvisoryEWXBastrop2 hr
Jul 17, 11:01 PM CDTFlash Flood WarningEWXTravis, Williamson3 hr
Jul 17, 11:16 PM CDTAreal Flood AdvisoryEWXBexar104 min
Jul 17, 11:38 PM CDTAreal Flood AdvisoryEWXComal112 min
Jul 18, 12:21 AM CDTAreal Flood AdvisoryEWXKendall, Kerr99 min
Jul 18, 12:32 AM CDTFlash Flood WarningEWXBexar3 hr
Jul 18, 12:45 AM CDTAreal Flood AdvisoryEWXWilliamson105 min
Jul 18, 1:18 AM CDTFlash Flood WarningEWXWilliamson3 hr
Jul 18, 1:23 AM CDTFlash Flood WarningEWXBexar3 hr
Jul 18, 1:59 AM CDTFlash Flood WarningEWXTravis, Williamson3 hr
Jul 18, 2:11 AM CDTFlash Flood WarningEWXMedina3 hr
Jul 18, 2:35 AM CDTFlash Flood WarningEWXBexar3 hr
Jul 18, 2:53 AM CDTAreal Flood AdvisoryEWXBastrop, Lee2 hr
Jul 18, 3:19 AM CDTAreal Flood AdvisoryEWXAtascosa, Frio2 hr
Jul 18, 4:16 AM CDTFlash Flood WarningEWXUvalde3 hr
Jul 18, 4:21 AM CDTFlash Flood WarningEWXFrio3 hr
Jul 18, 4:49 AM CDTAreal Flood AdvisoryEWXAtascosa2 hr
Jul 18, 6:35 AM CDTAreal Flood AdvisoryEWXDimmit115 min
Jul 18, 7:49 AM CDTRiver Flood WarningEWXWilliamson20 hr

Nearby

Special Weather Statements in Texas, 2014Every special weather statement in 2014

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.