Alert archive / Texas / Special Weather Statements in 2017
Special Weather Statement, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this special weather statement at Mar 29, 2017, 4:16 AM CDT for Guadalupe County, Texas. It was in force for 29 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
- Mar 29, 2017, 4:16 AM CDT (09:16 UTC)
- Expired
- Mar 29, 2017, 4:45 AM CDT
- In force
- 29 min
- Issued by
- NWS Austin/San Antonio, TX
County Guadalupe County, TX
The radar
The Austin/San Antonio radar (KEWX), 23 km from the middle of the area, began a volume at 09:17 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, 9.3 hours before the alert went out and 295 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.
- Mixed-layer CAPE
- 2145 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 1440 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 246 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 16.9
The text
As transmitted.
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</html>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 Mar 29, 3:55 AM CDT, 21 minutes earlier.
Area forecast discussion, Mar 29, 3:55 AM CDT, 21 minutes before
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</html>Hazardous weather outlook, Mar 28, 10:25 PM CDT, 5 hours 51 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Austin/San Antonio TX 1025 PM CDT Tue Mar 28 2017 TXZ171>173-183>194-202>209-217>225-228-300330- 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- 1025 PM CDT Tue Mar 28 2017 This Hazardous Weather Outlook is for South-Central Texas.. .DAY ONE...Tonight. There is a good chance for severe weather along and west of Interstate 35 late tonight into Wednesday morning. Primary severe concerns are for damaging winds and large hail. There is an isolated threat for tornadoes, and a few areas may experience heavy downpours of 1 to 2 inches. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Strong to marginally severe thunderstorms will remain possible east of I-35 Wednesday morning, with damaging winds and large hail being the primary threats. Wednesday afternoon, gusty winds and low relative humidities are expected to develop over the Southern Edwards Plateau, leading to elevated to near critical fire weather conditions. Saturday night into Sunday, another storm system is expected to move into Texas and bring a potential for strong to severe storms. .SPOTTER INFORMATION STATEMENT... Spotter reports are appreciated late tonight into Wednesday morning as the line of storms move over the populated areas such as the Hill Country and I-35 corridor.
In the hours before
Special weather statement, Mar 29, 1:14 AM CDT, 3 hours 2 minutes before
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</html>Local storm report, Mar 29, 2:42 AM CDT, 1 hour 34 minutes before
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</html>Local storm report, Mar 29, 3:36 AM CDT, 40 minutes before
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</html>Special weather statement, Mar 29, 4:16 AM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 7:38 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kinney | 52 min |
| Mar 28, 8:26 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Real | 64 min |
| Mar 28, 8:54 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Real | 66 min |
| Mar 28, 9:29 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kerr, Real | 35 min |
| Mar 28, 9:51 PM CDT | Special Weather Statement | EWX | Val Verde | 54 min |
| Mar 28, 10:02 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kinney, Val Verde | 58 min |
| Mar 28, 10:59 PM CDT | Special Weather Statement | EWX | Bandera, Edwards, Gillespie, Kerr, Kinney, Medina and 2 more | 61 min |
| Mar 28, 11:04 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Maverick | 56 min |
| Mar 28, 11:25 PM CDT | Tornado Warning | EWX | Kinney | 35 min |
| Mar 28, 11:32 PM CDT | Severe Thunderstorm Warning | EWX | Bandera, Edwards, Gillespie, Kerr, Real | 58 min |
| Mar 28, 11:47 PM CDT | Tornado Warning | EWX | Kinney, Uvalde | 28 min |
| Mar 28, 11:55 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Maverick, Uvalde, Zavala | 65 min |
| Mar 29, 12:12 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Medina, Real, Uvalde | 63 min |
| Mar 29, 12:25 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Blanco, Burnet, Gillespie, Kendall, Kerr and 1 more | 52 min |
| Mar 29, 1:03 AM CDT | Special Weather Statement | EWX | Maverick, Zavala | 72 min |
| Mar 29, 1:14 AM CDT | Special Weather Statement | EWX | Bexar, Blanco, Burnet, Comal, Hays, Kendall and 3 more | 61 min |
| Mar 29, 2:22 AM CDT | Special Weather Statement | EWX | Atascosa, Bastrop, Bexar, Caldwell, Comal, Frio and 7 more | 68 min |
| Mar 29, 2:59 AM CDT | Areal Flood Advisory | EWX | Bexar | 2 hr |
| Mar 29, 3:19 AM CDT | Special Weather Statement | EWX | Atascosa, Bastrop, Caldwell, DeWitt, Fayette, Gonzales and 5 more | 71 min |
| Mar 29, 3:21 AM CDT | Areal Flood Advisory | EWX | Travis | 114 min |
| Mar 29, 3:43 AM CDT | Areal Flood Advisory | EWX | Bastrop, Caldwell | 3 hr |
| Mar 29, 5:22 AM CDT | Areal Flood Advisory | EWX | Gonzales, Guadalupe | 113 min |
| Mar 29, 5:25 AM CDT | Special Weather Statement | EWX | Fayette, Lee | 35 min |
| Mar 29, 6:20 AM CDT | Special Weather Statement | EWX | Lavaca | 40 min |
Nearby
Special Weather Statements in Texas, 2017Every special weather statement in 2017
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.