Alert archive / Texas / Special Weather Statements in 2015

Special Weather Statement, NWS Austin/San Antonio, TX

April 16, 2015Bastrop County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at Apr 16, 2015, 8:49 PM CDT for Bastrop County, Texas. It was in force for 41 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: Apr 16, 2015, 8:49 PM CDT (01:49 UTC)
Expired: Apr 16, 2015, 9:30 PM CDT
In force: 41 min
Issued by: NWS Austin/San Antonio, TX

County Bastrop County, TX

The radar

The Ft Hood radar (KGRK), 77 km from the middle of the area, began a volume at 01:49 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

Corpus Christi, TX (KCRP), launched 00:00Z, 1.8 hours before the alert went out and 257 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: 2661 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 705 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 126 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 13.3

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 Apr 16, 8:27 PM CDT, 22 minutes earlier.

Area forecast discussion, Apr 16, 8:27 PM CDT, 22 minutes before

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Hazardous weather outlook, Apr 16, 2:34 PM CDT, 6 hours 15 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
234 PM CDT THU APR 16 2015

TXZ171>173-183>194-202>209-217>225-228-171100-
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-
234 PM CDT THU APR 16 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

...SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM...

SEVERE THUNDERSTORMS ARE POSSIBLE EAST OF A LINE FROM
FREDERICKSBURG TO SAN ANTONIO TO KARNES CITY. MAIN THREATS WILL
BE LARGE HAIL AND DAMAGING WINDS. LOCALLY HEAVY RAINFALL CAN ALSO
BE EXPECTED... ESPECIALLY ALONG AND EAST OF INTERSTATE 35.
ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS THE
RIO GRANDE PLAINS DURING THE EVENING AND OVERNIGHT.

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

THERE IS A CONTINUED RISK OF SEVERE THUNDERSTORMS ACROSS ALL OF
SOUTH CENTRAL TEXAS ON FRIDAY...ESPECIALLY SOUTH OF A DEL RIO TO
FREDERICKSBURG TO AUSTIN LINE. THE MAIN CONCERNS WILL BE LARGE
HAIL AND DAMAGING WIND GUSTS. IN ADDITION...THESE STORMS MAY ALSO
PRODUCE LOCALLY HEAVY DOWNPOURS OF 1 TO 3 INCHES.

A SLIGHT RISK OF SEVERE THUNDERSTORMS MAY OCCUR AGAIN ON SATURDAY
ACROSS MUCH OF SOUTH CENTRAL TEXAS. THE MAIN CONCERNS WILL BE
LARGE HAIL AND DAMAGING WIND GUSTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TODAY AND AGAIN ON FRIDAY.

In the hours before

Special weather statement, Apr 16, 5:34 PM CDT, 3 hours 15 minutes before

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Local storm report, Apr 16, 6:13 PM CDT, 2 hours 36 minutes before

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Special weather statement, Apr 16, 6:25 PM CDT, 2 hours 24 minutes before

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Local storm report, Apr 16, 7:21 PM CDT, 1 hour 28 minutes before

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Special weather statement, Apr 16, 7:35 PM CDT, 1 hour 14 minutes before

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Special weather statement, Apr 16, 8:49 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.

Issued	Product	Office	Counties	Lasted
Apr 16, 7:35 PM CDT	Special Weather Statement	EWX	Fayette	40 min
Apr 16, 8:21 PM CDT	Areal Flood Advisory	EWX	Bastrop	114 min
Apr 16, 9:29 PM CDT	Special Weather Statement	EWX	Lee	46 min
Apr 16, 10:20 PM CDT	Areal Flood Advisory	EWX	Bastrop, Lee	55 min
Apr 17, 4:36 AM CDT	Flash Flood Watch	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Lavaca and 1 more	20 hr
Apr 17, 9:27 AM CDT	Special Weather Statement	EWX	Edwards	48 min
Apr 17, 9:51 AM CDT	Areal Flood Advisory	EWX	Edwards	3 hr
Apr 17, 9:54 AM CDT	Special Weather Statement	EWX	Edwards	36 min
Apr 17, 10:18 AM CDT	Special Weather Statement	EWX	Edwards	42 min
Apr 17, 10:51 AM CDT	Special Weather Statement	EWX	Edwards	39 min
Apr 17, 11:19 AM CDT	Special Weather Statement	EWX	Val Verde	41 min
Apr 17, 11:29 AM CDT	Special Weather Statement	EWX	Edwards	31 min
Apr 17, 11:32 AM CDT	Special Weather Statement	EWX	Kimble	43 min
Apr 17, 11:37 AM CDT	Special Weather Statement	EWX	Dimmit	38 min
Apr 17, 11:43 AM CDT	Areal Flood Advisory	EWX	Edwards	3 hr
Apr 17, 12:08 PM CDT	Severe Thunderstorm Warning	EWX	Edwards, Kerr, Real	37 min
Apr 17, 12:15 PM CDT	Severe Thunderstorm Warning	EWX	Edwards	45 min
Apr 17, 12:21 PM CDT	Areal Flood Advisory	EWX	Edwards, Kerr, Real	3 hr
Apr 17, 12:34 PM CDT	Flash Flood Warning	EWX	Edwards, Real	3 hr
Apr 17, 12:35 PM CDT	Areal Flood Advisory	EWX	Dimmit	3 hr
Apr 17, 12:42 PM CDT	Special Weather Statement	EWX	Kinney	48 min
Apr 17, 12:47 PM CDT	Special Weather Statement	EWX	Kerr	58 min
Apr 17, 12:53 PM CDT	Special Weather Statement	EWX	Maverick	37 min
Apr 17, 12:56 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Maverick, Uvalde	34 min
Apr 17, 12:59 PM CDT	Special Weather Statement	EWX	Dimmit	46 min
Apr 17, 1:03 PM CDT	Special Weather Statement	EWX	Real	42 min
Apr 17, 1:16 PM CDT	Areal Flood Advisory	EWX	Kinney	3 hr
Apr 17, 1:23 PM CDT	Special Weather Statement	EWX	Dimmit	52 min
Apr 17, 1:27 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Uvalde	43 min
Apr 17, 1:28 PM CDT	Severe Thunderstorm Warning	EWX	Real, Uvalde	43 min
Apr 17, 2:02 PM CDT	Areal Flood Advisory	EWX	Real	118 min
Apr 17, 2:21 PM CDT	Special Weather Statement	EWX	Kinney	39 min
Apr 17, 2:31 PM CDT	Areal Flood Advisory	EWX	Bandera, Kerr	3 hr
Apr 17, 2:46 PM CDT	Areal Flood Advisory	EWX	Atascosa, Frio	3 hr
Apr 17, 2:57 PM CDT	Special Weather Statement	EWX	Atascosa	48 min
Apr 17, 3:08 PM CDT	Flash Flood Warning	EWX	Bandera, Kerr	3 hr
Apr 17, 3:15 PM CDT	Special Weather Statement	EWX	Atascosa, Wilson	45 min
Apr 17, 3:19 PM CDT	Special Weather Statement	EWX	Kinney	41 min
Apr 17, 3:30 PM CDT	Special Weather Statement	EWX	Kinney	45 min
Apr 17, 3:39 PM CDT	Severe Thunderstorm Warning	EWX	Kinney	51 min
Apr 17, 3:45 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Karnes, Wilson	45 min
Apr 17, 3:46 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Maverick	29 min
Apr 17, 3:56 PM CDT	Special Weather Statement	EWX	Kendall	64 min
Apr 17, 4:01 PM CDT	Areal Flood Advisory	EWX	DeWitt, Gonzales, Guadalupe, Karnes, Lavaca, Wilson	3 hr
Apr 17, 4:06 PM CDT	Areal Flood Advisory	EWX	Bandera, Bexar, Blanco, Comal, Kendall, Kerr	3 hr
Apr 17, 4:14 PM CDT	Severe Thunderstorm Warning	EWX	Edwards, Kinney	31 min
Apr 17, 4:19 PM CDT	Special Weather Statement	EWX	Kinney	41 min
Apr 17, 4:20 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Gonzales, Karnes, Lavaca, Wilson	55 min
Apr 17, 4:36 PM CDT	Areal Flood Advisory	EWX	Kinney	3 hr
Apr 17, 4:40 PM CDT	Special Weather Statement	EWX	Kendall	65 min
Apr 17, 5:14 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Gonzales, Lavaca	61 min
Apr 17, 5:43 PM CDT	Special Weather Statement	EWX	Dimmit	47 min
Apr 17, 5:54 PM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Maverick, Zavala	36 min
Apr 17, 6:06 PM CDT	Areal Flood Advisory	EWX	Bastrop, Blanco, Burnet, Caldwell, Comal, Guadalupe and 4 more	3 hr
Apr 17, 6:14 PM CDT	Special Weather Statement	EWX	Fayette	31 min
Apr 17, 6:44 PM CDT	Special Weather Statement	EWX	Karnes	31 min
Apr 17, 6:46 PM CDT	Special Weather Statement	EWX	Frio	44 min
Apr 17, 6:53 PM CDT	Special Weather Statement	EWX	DeWitt	22 min
Apr 17, 6:57 PM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Frio, Zavala	37 min

Nearby

Special Weather Statements in Texas, 2015 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.