Alert archive / Texas / Special Weather Statements in 2019

Special Weather Statement, NWS Austin/San Antonio, TX

May 6, 2019Dimmit County, Zavala County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at May 6, 2019, 3:13 AM CDT for Dimmit County, Zavala County, Texas. It was in force for 47 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: May 6, 2019, 3:13 AM CDT (08:13 UTC)
Expired: May 6, 2019, 4:00 AM CDT
In force: 47 min
Issued by: NWS Austin/San Antonio, TX

Counties Dimmit County, TX, Zavala County, TX

The radar

The Laughlin AFB radar (KDFX), 97 km from the middle of the area, began a volume at 08:15 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 (KDLF), launched 00:00Z, 8.2 hours before the alert went out and 139 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1652 J/kg
Mixed-layer CIN: -126 J/kg
Mixed-layer LCL: 1536 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 9.3

Open this sounding in Storm Lab

The text

As transmitted.

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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 May 6, 12:15 AM CDT, 2 hours 58 minutes earlier.

Area forecast discussion, May 6, 12:15 AM CDT, 2 hours 58 minutes before

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Hazardous weather outlook, May 5, 4:38 AM CDT, 22 hours 35 minutes before

Hazardous Weather Outlook
National Weather Service Austin/San Antonio TX
438 AM CDT Sun May 5 2019

TXZ171>173-183>194-202>209-217>225-228-060945-
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-
438 AM CDT Sun May 5 2019

This Hazardous Weather Outlook is for South-Central Texas..

.DAY ONE...Today And Tonight.

Strong to severe thunderstorms are possible over Val Verde County
this evening. Large hail and damaging winds are the most likely
threat.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Expect periods of showers and thunderstorms Monday through
Saturday. Some storms could be strong to severe and produce
locally heavy rain. When the worst storms will be is too difficult
to tell at this time.

.SPOTTER INFORMATION STATEMENT...

Please report any severe weather or flooding to the National
Weather Service.

In the hours before

Special weather statement, May 5, 11:01 PM CDT, 4 hours 12 minutes before

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Special weather statement, May 6, 12:17 AM CDT, 2 hours 56 minutes before

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Special weather statement, May 6, 1:05 AM CDT, 2 hours 8 minutes before

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Special weather statement, May 6, 1:49 AM CDT, 1 hour 24 minutes before

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Special weather statement, May 6, 2:30 AM CDT, 43 minutes before

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Special weather statement, May 6, 3:13 AM 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.

Issued	Product	Office	Counties	Lasted
May 5, 10:21 PM CDT	Special Weather Statement	EWX	Val Verde	39 min
May 5, 11:01 PM CDT	Special Weather Statement	EWX	Edwards, Kinney	44 min
May 6, 12:17 AM CDT	Special Weather Statement	EWX	Real	43 min
May 6, 1:05 AM CDT	Special Weather Statement	EWX	Kinney	40 min
May 6, 1:49 AM CDT	Special Weather Statement	EWX	Maverick	41 min
May 6, 2:30 AM CDT	Special Weather Statement	EWX	Dimmit, Maverick, Zavala	45 min

Nearby

Special Weather Statements in Texas, 2019 Every special weather statement in 2019

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.