Alert archive / Texas / Flood Watches in 2022
Flood Watch 4, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flood watch at Aug 31, 2022, 2:05 AM CDT for 10 counties in Texas. It was in force for 20 hr.
The area
The counties it named.
The facts
- Issued
- Aug 31, 2022, 2:05 AM CDT (07:05 UTC)
- Expired
- Aug 31, 2022, 9:44 PM CDT
- In force
- 20 hr
- Issued by
- NWS Austin/San Antonio, TX
- Flood severity
- None
Counties Bandera County, TX, Dimmit County, TX, Edwards County, TX, Kerr County, TX, Kinney County, TX, Maverick County, TX, Real County, TX, Uvalde County, TX, Val Verde County, TX, Zavala County, TX
The radar
The Laughlin AFB radar (KDFX), 33 km from the middle of the area, began a volume at 07:07 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 (KDRT), launched 00:00Z, 7.1 hours before the alert went out and 83 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
- 280 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 1159 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- -24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flood watch 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 flood watch went out at Aug 31, 12:41 AM CDT, 1 hour 24 minutes earlier.
Area forecast discussion, Aug 31, 12:41 AM CDT, 1 hour 24 minutes before
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</html>Hazardous weather outlook, Aug 30, 1:58 PM CDT, 12 hours 7 minutes before
Hazardous Weather Outlook National Weather Service Austin/San Antonio TX 158 PM CDT Tue Aug 30 2022 TXZ171>173-183>194-202>209-217>225-228-311900- 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- 158 PM CDT Tue Aug 30 2022 This Hazardous Weather Outlook is for South-Central Texas.. .DAY ONE...Tonight. Scattered to numerous showers and thunderstorms are expected generally along and west of the I-35 corridor late this evening and overnight tonight. Quick, heavy rainfall with isolated totals over two inches could lead to flash flooding, especially across the Rio Grande Plains. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Scattered to numerous showers and thunderstorms will be possible Wednesday through Friday. A few spots could see heavy rain totals over two inches, leading to isolated flooding potential. With heavy rainfall from Tuesday, flash flooding may develop quickly over already saturated soils. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 7:59 PM CDT | Areal Flood Advisory | EWX | Medina, Uvalde | 2 hr |
| Aug 30, 8:37 PM CDT | Areal Flood Advisory | EWX | Bandera, Kerr, Real | 83 min |
| Aug 31, 4:24 AM CDT | Areal Flood Advisory | EWX | Dimmit, Maverick | 3 hr |
| Aug 31, 4:52 AM CDT | Areal Flood Advisory | EWX | Dimmit, Maverick, Zavala | 3 hr |
| Aug 31, 5:27 AM CDT | Areal Flood Advisory | EWX | Maverick | 3 hr |
| Aug 31, 6:08 AM CDT | Areal Flood Advisory | EWX | Bandera, Real | 3 hr |
| Aug 31, 6:36 AM CDT | Flash Flood Warning | EWX | Bandera, Real | 4 hr |
| Aug 31, 7:55 AM CDT | Areal Flood Advisory | EWX | Uvalde | 3 hr |
| Aug 31, 7:58 AM CDT | Areal Flood Advisory | EWX | Val Verde | 3 hr |
| Aug 31, 8:39 AM CDT | Areal Flood Advisory | EWX | Real | 3 hr |
| Aug 31, 9:00 AM CDT | Flash Flood Warning | EWX | Edwards, Real, Uvalde | 3 hr |
| Aug 31, 9:33 AM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Aug 31, 9:51 AM CDT | River Flood Warning | EWX | Val Verde | 10 hr |
| Aug 31, 10:57 AM CDT | River Flood Warning | EWX | Val Verde | 9 hr |
| Aug 31, 6:11 PM CDT | Areal Flood Advisory | EWX | Edwards, Real | 3 hr |
| Aug 31, 6:35 PM CDT | Areal Flood Advisory | EWX | Bandera | 115 min |
| Aug 31, 6:43 PM CDT | Special Weather Statement | EWX | Comal | 47 min |
Nearby
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.