Alert archive / Texas / Flash Flood Warnings in 2024

Flash Flood Warning 2, NWS Austin/San Antonio, TX

January 23, 2024Fayette County, Gonzales County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jan 23, 2024, 7:30 PM CST for Fayette County, Gonzales County, Texas. It was in force for 7 hr. 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
Jan 23, 2024, 7:30 PM CST (01:30 UTC)
Expired
Jan 24, 2024, 2:00 AM CST
In force
7 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
None

Counties Fayette County, TX, Gonzales County, TX

The radar

The Austin/San Antonio radar (KEWX), 101 km from the middle of the area, began a volume at 01:32 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

TimeReportWhereRemark
Jan 23, 8:10 PM CSTFLOOD6 Se La Grange, TXRoad closed at Loehr Road near Mullins Prairie Loop. Numerous other road closures near La Grange in Fayette County.
Jan 23, 8:31 PM CSTFLOOD1 Sw La Grange, TXRoad closed at Country Club at Buckners Creek.
Jan 23, 10:00 PM CSTFLASH FLOOD2 Nne Waelder, TXLow water crossing closed on FM 1115 a few miles north of Waelder.
Jan 23, 10:00 PM CSTFLASH FLOOD9 W Moulton, TXSeveral low water crossings closed along FM 795, and FM 532 between Gonzales and the Lavaca County Line.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 1.5 hours before the alert went out and 241 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-pSkew-T log-p diagram, Corpus Christi, TX at 00:00Z on 2024-01-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 777 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2024-01-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
777 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
651 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.6
Supercell composite
10.8

Open this sounding in Storm Lab

The text

As transmitted.

542 
WGUS54 KEWX 240130
FFWEWX
TXC149-177-240430-
/O.NEW.KEWX.FF.W.0002.240124T0130Z-240124T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Austin/San Antonio TX
730 PM CST Tue Jan 23 2024

The National Weather Service in Austin/San Antonio has issued a

* Flash Flood Warning for...
  Fayette County in south central Texas...
  Northeastern Gonzales County in south central Texas...

* Until 1030 PM CST.

* At 730 PM CST, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 4 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 3 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Gonzales, La Grange, Schulenburg, Flatonia, Waelder, Fayetteville, 
  Round Top, Muldoon, Cistern, Carmine, O'Quinn, Floy, Freyburg, 
  Swiss Alp, West Point, Engle, Plum, High Hill, Colony and Kirtley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 2943 9745 2965 9755 2978 9732 3005 9703
      3003 9702 3012 9685 3016 9679 3014 9676
      3016 9669 3014 9665 3008 9663 2995 9658
      2964 9687 2964 9713 2957 9721

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

MO
3 follow-up statements
239 
WGUS74 KEWX 240303
FFSEWX

Flash Flood Statement
National Weather Service Austin/San Antonio TX
903 PM CST Tue Jan 23 2024

TXC149-177-240430-
/O.CON.KEWX.FF.W.0002.000000T0000Z-240124T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fayette TX-Gonzales TX-
903 PM CST Tue Jan 23 2024

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 PM CST THIS 
EVENING FOR FAYETTE AND NORTHEASTERN GONZALES COUNTIES...

At 903 PM CST, Doppler radar indicated heavy rain across the warned 
area. Between 3 and 5 inches of rain have fallen. Additional 
rainfall amounts up to 1 inch are possible in the warned area. Flash 
flooding is ongoing or expected to begin shortly.

HAZARD...Life threatening flash flooding. Heavy rain producing
         flash flooding.

SOURCE...Radar.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Gonzales, La Grange, Schulenburg, Flatonia, Waelder, Fayetteville, 
  Round Top, Muldoon, Cistern, Carmine, O'Quinn, Floy, Freyburg, 
  Swiss Alp, West Point, Engle, Plum, High Hill, Colony and Kirtley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 2943 9745 2965 9755 2978 9732 3005 9703
      3003 9702 3012 9685 3016 9679 3014 9676
      3016 9669 3014 9665 3008 9663 2995 9658
      2964 9687 2964 9713 2957 9721

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

MO
963 
WGUS54 KEWX 240355
FFWEWX
TXC149-177-240800-
/O.EXT.KEWX.FF.W.0002.000000T0000Z-240124T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Austin/San Antonio TX
955 PM CST Tue Jan 23 2024

The National Weather Service in Austin/San Antonio has extended the

* Flash Flood Warning for...
  Fayette County in south central Texas...
  Northeastern Gonzales County in south central Texas...

* Until 200 AM CST.

* At 955 PM CST, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 3 and 5 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Gonzales, La Grange, Schulenburg, Flatonia, Waelder, Fayetteville, 
  Round Top, Muldoon, Cistern, Carmine, O'Quinn, Floy, Freyburg, 
  Swiss Alp, West Point, Engle, Plum, High Hill, Colony and Kirtley.

Rainfall coverage and intensity decreased between 830 PM and 955 PM, 
but a new round of thunderstorms has taken shape just west of the 
warning area. This round of heavy rain will likely create new areas 
of flooding and exacerbate the flooding already in progress.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 2943 9745 2965 9755 2978 9732 3005 9703
      3003 9702 3012 9685 3016 9679 3014 9676
      3016 9669 3014 9665 3008 9663 2995 9658
      2964 9687 2964 9713 2957 9721

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

MO
220 
WGUS74 KEWX 240642
FFSEWX

Flash Flood Statement
National Weather Service Austin/San Antonio TX
1242 AM CST Wed Jan 24 2024

TXC149-177-240800-
/O.CON.KEWX.FF.W.0002.000000T0000Z-240124T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fayette TX-Gonzales TX-
1242 AM CST Wed Jan 24 2024

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 2 AM CST EARLY THIS 
MORNING FOR FAYETTE AND NORTHEASTERN GONZALES COUNTIES...

At 1242 AM CST, Doppler radar indicated thunderstorms producing 
heavy rain across the warned area of eastern Gonzales and all of 
Fayette Counties. Between 3 and 6 inches of rain have fallen. 
Additional rainfall amounts up to 2 inches are possible in the 
warned area. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Radar.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Gonzales, La Grange, Schulenburg, Flatonia, Waelder, Fayetteville, 
  Round Top, Muldoon, Cistern, Carmine, O'Quinn, Floy, Freyburg, 
  Swiss Alp, West Point, Engle, Plum, High Hill, Colony and Kirtley.

Numerous road closures have been confirmed by Emergency Managers and 
local officials across Fayette and much of eastern Gonzales 
Counties. These additional rounds of moderate to heavy rain will 
likely keep the roads impassable for much of the night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 2943 9745 2965 9755 2978 9732 3005 9703
      3003 9702 3012 9685 3016 9679 3014 9677
      3015 9671 3016 9669 3014 9665 3008 9663
      2995 9658 2964 9687 2964 9713 2957 9721

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

MO

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 23, 7:00 PM CSTAreal Flood AdvisoryEWXFayette, Gonzales4 hr
Jan 23, 8:00 PM CSTSpecial Weather StatementEWXFayette45 min
Jan 23, 8:29 PM CSTDense Fog AdvisoryEWXBandera, Bastrop, Bexar, Blanco, Burnet, Caldwell and 11 more12 hr
Jan 23, 10:00 PM CSTSpecial Weather StatementEWXGonzales45 min
Jan 23, 10:22 PM CSTAreal Flood AdvisoryEWXDeWitt, Gonzales, Karnes, Wilson4 hr
Jan 23, 11:41 PM CSTSpecial Weather StatementEWXFayette49 min
Jan 24, 12:30 AM CSTSpecial Weather StatementEWXAtascosa45 min
Jan 24, 12:48 AM CSTSpecial Weather StatementEWXFrio57 min
Jan 24, 1:03 AM CSTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio57 min
Jan 24, 1:27 AM CSTSpecial Weather StatementEWXWilson48 min
Jan 24, 1:38 AM CSTFlood WatchEWXBastrop, Bexar, Caldwell, Comal, DeWitt, Fayette and 6 more28 hr
Jan 24, 1:49 AM CSTSevere Thunderstorm WarningEWXAtascosa, Bexar, Wilson38 min
Jan 24, 1:58 AM CSTSpecial Weather StatementEWXBastrop, Caldwell47 min
Jan 24, 2:00 AM CSTFlash Flood Warning Considerable damage threatEWXBastrop, Caldwell, Fayette, Gonzales, Lavaca, Lee10 hr
Jan 24, 2:13 AM CSTSpecial Weather StatementEWXGonzales47 min
Jan 24, 2:31 AM CSTAreal Flood AdvisoryEWXAtascosa, Bexar, Dimmit, Frio, Medina, Zavala4 hr
Jan 24, 3:34 AM CSTAreal Flood AdvisoryEWXBexar, Guadalupe6 hr
Jan 24, 4:09 AM CSTFlash Flood Warning Considerable damage threatEWXAtascosa, Bexar, Medina5 hr
Jan 24, 6:09 AM CSTAreal Flood AdvisoryEWXAtascosa, Bexar, Frio, Medina2 hr
Jan 24, 6:32 AM CSTAreal Flood AdvisoryEWXDeWitt, Gonzales, Karnes5 hr
Jan 24, 6:40 AM CSTAreal Flood AdvisoryEWXComal, Guadalupe3 hr
Jan 24, 6:52 AM CSTAreal Flood AdvisoryEWXLavaca5 hr
Jan 24, 7:22 AM CSTRiver Flood WarningEWXFayette12 hr
Jan 24, 8:34 AM CSTRiver Flood WarningEWXDeWitt4 days
Jan 24, 8:52 AM CSTDense Fog AdvisoryEWXEdwards, Real72 min
Jan 24, 11:30 AM CSTAreal Flood WarningEWXBastrop, Caldwell, DeWitt, Fayette, Gonzales, Karnes and 3 more25 hr
Jan 24, 3:29 PM CSTRiver Flood WarningEWXBexar, Wilson6 hr

Nearby

Flash Flood Warnings in Texas, 2024Every flash flood warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.