Alert archive / Texas / Special Weather Statements in 2016

Special Weather Statement, NWS Austin/San Antonio, TX

March 8, 2016Dimmit County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at Mar 8, 2016, 6:21 PM CST for Dimmit County, Texas. It was in force for 54 min. 4 reports 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: Mar 8, 2016, 6:21 PM CST (00:21 UTC)
Expired: Mar 8, 2016, 7:15 PM CST
In force: 54 min
Issued by: NWS Austin/San Antonio, TX

County Dimmit County, TX

The radar

The Laughlin AFB radar (KDFX), 96 km from the middle of the area, began a volume at 00:21 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.

What was reported inside it

Time	Report	Where	Remark
Mar 8, 7:00 PM CST	HAIL 0.25	Carrizo Springs, TX	ALSO HAD SOME STRONG WIND GUSTS BUT COULD NOT ESTIMATE THE SPEED
Mar 8, 7:05 PM CST	HAIL 0.5	Carrizo Springs, TX
Mar 8, 7:10 PM CST	HAIL 0.7	Carrizo Springs, TX	ALSO HAD SOME STRONG WIND GUSTS BUT SPEED NOT PROVIDED
Mar 8, 7:23 PM CST	HAIL 1	Carrizo Springs, TX

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 00:00Z, 0.4 hours before the alert went out and 134 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: 80 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 3846 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 79 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

624 
WWUS84 KEWX 090021
SPSEWX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
621 PM CST TUE MAR 8 2016
 
TXZ218-228-090115-
DIMMIT TX-ZAVALA TX-
621 PM CST TUE MAR 8 2016

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN DIMMIT AND SOUTH CENTRAL
ZAVALA COUNTIES UNTIL 715 PM CST...

AT 621 PM CST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9
MILES NORTHWEST OF GILSON GROVES...OR 12 MILES SOUTH OF CARRIZO
SPRINGS...MOVING NORTH AT 20 MPH.

DIME SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
CRYSTAL CITY...CARRIZO SPRINGS...ASHERTON...CHULA VISTA-RIVER SPUR...
WINTER HAVEN...BRUNDAGE...CARRIZO HILL...LOMA VISTA AND LAS COLONIAS.

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.

LAT...LON 2855 10012 2881 9959 2843 9964 2820 10008
      2820 10011
TIME...MOT...LOC 0021Z 195DEG 18KT 2834 9988 

$$

MO

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 6:46 PM CST	Special Weather Statement	EWX	Zavala	59 min
Mar 8, 6:59 PM CST	Severe Thunderstorm Warning	EWX	Dimmit, Zavala	46 min
Mar 8, 7:10 PM CST	Severe Thunderstorm Warning	EWX	Uvalde	50 min
Mar 8, 7:16 PM CST	Severe Thunderstorm Warning	EWX	Edwards, Kerr, Real	59 min
Mar 8, 7:41 PM CST	Severe Thunderstorm Warning	EWX	Frio, Zavala	64 min
Mar 8, 7:56 PM CST	Severe Thunderstorm Warning	EWX	Uvalde	79 min
Mar 8, 8:01 PM CST	Tornado Warning	EWX	Uvalde	44 min
Mar 8, 8:04 PM CST	Special Weather Statement	EWX	Kinney	56 min
Mar 8, 8:12 PM CST	Severe Thunderstorm Warning	EWX	Bandera, Edwards, Kerr, Real	48 min
Mar 8, 8:32 PM CST	Special Weather Statement	EWX	Gillespie	58 min
Mar 8, 8:33 PM CST	Areal Flood Advisory	EWX	Uvalde	3 hr
Mar 8, 8:45 PM CST	Special Weather Statement	EWX	Zavala	60 min
Mar 8, 8:48 PM CST	Severe Thunderstorm Warning	EWX	Gillespie	72 min
Mar 8, 8:50 PM CST	Severe Thunderstorm Warning	EWX	Bandera, Medina, Uvalde	70 min
Mar 8, 9:04 PM CST	Areal Flood Advisory	EWX	Dimmit, Zavala	3 hr
Mar 8, 9:07 PM CST	Severe Thunderstorm Warning	EWX	Frio	53 min
Mar 8, 9:19 PM CST	Severe Thunderstorm Warning	EWX	Dimmit, Zavala	56 min
Mar 8, 9:31 PM CST	Tornado Warning	EWX	Dimmit	17 min
Mar 8, 9:35 PM CST	Severe Thunderstorm Warning	EWX	Burnet, Llano	32 min
Mar 8, 10:15 PM CST	Special Weather Statement	EWX	Frio	60 min
Mar 8, 10:37 PM CST	Tornado Warning	EWX	Frio, Medina	33 min
Mar 8, 10:40 PM CST	Special Weather Statement	EWX	Frio	65 min
Mar 8, 10:46 PM CST	Special Weather Statement	EWX	Bandera	59 min
Mar 8, 10:48 PM CST	Special Weather Statement	EWX	Medina	27 min
Mar 8, 11:14 PM CST	Special Weather Statement	EWX	Atascosa	61 min
Mar 8, 11:21 PM CST	Special Weather Statement	EWX	Kendall	39 min
Mar 8, 11:39 PM CST	Special Weather Statement	EWX	Burnet	51 min
Mar 8, 11:51 PM CST	Severe Thunderstorm Warning	EWX	Atascosa, Bexar, Medina	54 min
Mar 8, 11:56 PM CST	Severe Thunderstorm Warning	EWX	Kendall	41 min
Mar 9, 12:20 AM CST	Severe Thunderstorm Warning	EWX	Blanco, Gillespie	28 min
Mar 9, 12:29 AM CST	Special Weather Statement	EWX	Comal, Guadalupe	46 min
Mar 9, 12:33 AM CST	Special Weather Statement	EWX	Travis	42 min
Mar 9, 12:36 AM CST	Areal Flood Advisory	EWX	Atascosa, Bastrop, Bexar, Blanco, Burnet, Caldwell and 9 more	7 hr
Mar 9, 12:36 AM CST	Severe Thunderstorm Warning	EWX	Atascosa, Bexar	39 min
Mar 9, 1:02 AM CST	Special Weather Statement	EWX	Comal, Hays	43 min
Mar 9, 1:14 AM CST	Special Weather Statement	EWX	Bexar	46 min
Mar 9, 1:24 AM CST	Special Weather Statement	EWX	Williamson	51 min
Mar 9, 1:30 AM CST	Special Weather Statement	EWX	Gonzales	60 min
Mar 9, 1:43 AM CST	Flash Flood Warning	EWX	Hays, Travis, Williamson	4 hr
Mar 9, 1:52 AM CST	Special Weather Statement	EWX	Bastrop	38 min
Mar 9, 1:53 AM CST	Special Weather Statement	EWX	Comal	37 min
Mar 9, 3:24 AM CST	Special Weather Statement	EWX	Lavaca	36 min
Mar 9, 4:45 AM CST	Special Weather Statement	EWX	Frio	30 min
Mar 9, 9:20 AM CST	Areal Flood Advisory	EWX	DeWitt, Lavaca	115 min
Mar 9, 9:24 AM CST	Special Weather Statement	EWX	Lavaca	51 min
Mar 9, 9:34 AM CST	Special Weather Statement	EWX	Karnes	26 min
Mar 9, 1:49 PM CST	Areal Flood Advisory	EWX	DeWitt, Lavaca	116 min

Nearby

Special Weather Statements in Texas, 2016 Every special weather statement in 2016

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; radar from the NEXRAD Level II archive.