Alert archive / Texas / Special Weather Statements in 2024

Special Weather Statement, NWS Austin/San Antonio, TX

April 9, 2024Travis County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at Apr 9, 2024, 6:13 PM CDT for Travis 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: Apr 9, 2024, 6:13 PM CDT (23:13 UTC)
Expired: Apr 9, 2024, 7:00 PM CDT
In force: 47 min
Issued by: NWS Austin/San Antonio, TX
Hail: 0.75 in
Wind: 40

County Travis County, TX

The radar

The Austin/San Antonio radar (KEWX), 64 km from the middle of the area, began a volume at 23:14 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 12:00Z, 11.2 hours before the alert went out and 291 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: 287 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 739 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

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 Apr 9, 4:52 PM CDT, 1 hour 21 minutes earlier.

Area forecast discussion, Apr 9, 4:52 PM CDT, 1 hour 21 minutes before

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Hazardous weather outlook, Apr 9, 3:13 AM CDT, 15 hours before

Hazardous Weather Outlook
National Weather Service Austin/San Antonio TX
313 AM CDT Tue Apr 9 2024

TXZ171>173-183>194-202>209-217>225-228-100815-
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-
313 AM CDT Tue Apr 9 2024

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

.DAY ONE...Today And Tonight.

Rounds of scattered strong to severe storms will be possible
today and tonight across central and eastern half of South-Central
Texas. All modes of severe weather are possible, including a risk
of isolated tornadoes. However, large to very large hail will
remain the greatest hazard. Locally heavy rainfall with stronger
or training thunderstorms could lead to isolated flooding as well.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Strong northwesterly winds following in the wake of a cold front
on Wednesday could lead to gusts up to 40 mph and a possible Wind
Advisory across portions of South-Central Texas.

Critical fire weather conditions could develop Wednesday afternoon
as well out west due to the combination of strong northwesterly
winds and low humidity pending area rainfall.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to utilize social media outlets to report
severe weather.

In the hours before

Local storm report, Apr 9, 5:17 PM CDT, 56 minutes before

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Local storm report, Apr 9, 5:25 PM CDT, 48 minutes before

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Local storm report, Apr 9, 5:31 PM CDT, 42 minutes before

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Local storm report, Apr 9, 5:33 PM CDT, 40 minutes before

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Local storm report, Apr 9, 5:55 PM CDT, 18 minutes before

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Special weather statement, Apr 9, 6:13 PM CDT, 0 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
613 PM CDT Tue Apr 9 2024

TXZ191-192-100000-
Hays TX-Travis TX-
613 PM CDT Tue Apr 9 2024

...A strong thunderstorm will impact portions of north central Hays
and central Travis Counties through 700 PM CDT...

At 612 PM CDT, Doppler radar was tracking a strong thunderstorm over
Bee Cave, or 10 miles northeast of Dripping Springs, moving east at
25 mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Austin, Pflugerville, Dripping Springs, Austin Bergstrom Int Airport,
Windemere, Lakeway, Bee Cave, West Lake Hills, Hudson Bend, The
Hills, Rollingwood, Bear Creek, Barton Creek, Mansfield Dam, Point
Venture, Sunset Valley, Del Valle, Camp Mabry, McKinney Falls State
Park, and Lost Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
south central Texas.

&&

LAT...LON 3019 9815 3035 9817 3045 9764 3018 9765
TIME...MOT...LOC 2312Z 261DEG 25KT 3032 9798

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

PLATT

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 9, 7:45 AM CDT	Special Weather Statement	EWX	DeWitt, Lavaca	45 min
Apr 9, 7:57 AM CDT	Special Weather Statement	EWX	Travis, Williamson	48 min
Apr 9, 7:59 AM CDT	Special Weather Statement	EWX	Lee	46 min
Apr 9, 8:47 AM CDT	Special Weather Statement	EWX	Williamson	28 min
Apr 9, 9:09 AM CDT	Special Weather Statement	EWX	Burnet	36 min
Apr 9, 9:23 AM CDT	Special Weather Statement	EWX	Burnet, Llano	52 min
Apr 9, 9:50 AM CDT	Severe Thunderstorm Warning	EWX	Burnet	55 min
Apr 9, 9:59 AM CDT	Tornado Warning	EWX	Burnet, Williamson	31 min
Apr 9, 10:16 AM CDT	Areal Flood Advisory	EWX	Burnet, Llano	3 hr
Apr 9, 10:43 AM CDT	Special Weather Statement	EWX	Williamson	47 min
Apr 9, 10:54 AM CDT	Areal Flood Advisory	EWX	Burnet, Williamson	3 hr
Apr 9, 1:40 PM CDT	Red Flag Warning	EWX	Dimmit, Edwards, Kinney, Maverick, Real, Uvalde and 2 more	8 hr
Apr 9, 3:47 PM CDT	Special Weather Statement	EWX	Travis	43 min
Apr 9, 4:09 PM CDT	Severe Thunderstorm Warning	EWX	Travis	66 min
Apr 9, 4:49 PM CDT	Areal Flood Advisory	EWX	Travis	3 hr
Apr 9, 4:52 PM CDT	Special Weather Statement	EWX	Travis	38 min
Apr 9, 4:55 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Travis, Williamson	65 min
Apr 9, 5:22 PM CDT	Severe Thunderstorm Warning	EWX	Llano	53 min
Apr 9, 5:59 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Lee, Travis, Williamson	48 min
Apr 9, 6:05 PM CDT	Severe Thunderstorm Warning	EWX	Burnet	55 min
Apr 9, 6:17 PM CDT	Special Weather Statement	EWX	Llano	43 min
Apr 9, 6:22 PM CDT	Special Weather Statement	EWX	Burnet	38 min
Apr 9, 6:36 PM CDT	Severe Thunderstorm Warning	EWX	Llano	54 min
Apr 9, 6:59 PM CDT	Severe Thunderstorm Warning	EWX	Burnet, Williamson	61 min

Nearby

Special Weather Statements in Texas, 2024 Every special weather statement in 2024

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.