Alert archive / Texas / Flash Flood Warnings in 2021

Flash Flood Warning 18, NWS Houston/Galveston, TX

May 28, 2021Burleson County, Texas

NWS Houston/Galveston, TX issued this flash flood warning at May 28, 2021, 7:07 PM CDT for Burleson County, Texas. It was in force for 83 min. 2 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
May 28, 2021, 7:07 PM CDT (00:07 UTC)
Expired
May 28, 2021, 8:30 PM CDT
In force
83 min
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon
Flood severity
None

County Burleson County, TX

What was reported inside it

TimeReportWhereRemark
May 28, 7:10 PM CDTFLASH FLOOD1 Ese Caldwell, TXHIGHWAY-36 REPORTED TO BE IMPASSABLE.
May 28, 7:10 PM CDTFLASH FLOOD1 N Caldwell, TXPORTIONS OF HIGHWAY-36 REPORTED TO BE IMPASSABLE.

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

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.1 hours before the alert went out and 268 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, Fort Worth, TX at 00:00Z on 2021-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 715 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, Fort Worth, TX at 00:00Z on 2021-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
715 J/kg
Mixed-layer CIN
-143 J/kg
Mixed-layer LCL
795 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
6 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

717 
WGUS54 KHGX 290007
FFWHGX
TXC051-290130-
/O.NEW.KHGX.FF.W.0018.210529T0007Z-210529T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Houston/Galveston TX
707 PM CDT Fri May 28 2021

The National Weather Service in League City has issued a

* Flash Flood Warning for...
  Central Burleson County in southeastern Texas...

* Until 830 PM CDT.

* At 707 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  Caldwell, Snook and Lyons.

Additional rainfall amounts of 1 to 2 inches are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Please report flooding to your local law enforcement agency when you 
can do so safely.

&&

LAT...LON 3049 9679 3042 9668 3036 9658 3049 9645
      3062 9666

FLASH FLOOD...RADAR INDICATED

$$
1 follow-up statement
176 
WGUS74 KHGX 290126
FFSHGX

Flash Flood Statement
National Weather Service Houston/Galveston TX
826 PM CDT Fri May 28 2021

TXC051-290136-
/O.EXP.KHGX.FF.W.0018.000000T0000Z-210529T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burleson TX-
826 PM CDT Fri May 28 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 830 PM CDT THIS EVENING FOR 
CENTRAL BURLESON COUNTY...

The heavy rain has ended. Life-threatening flash flooding is no 
longer expected to pose a threat, but water does still cover some 
roads. Please continue to heed remaining road closures.

LAT...LON 3049 9679 3042 9668 3036 9658 3049 9645
      3062 9666

$$

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 28, 7:35 PM CDTAreal Flood AdvisoryHGXBurleson, Washington115 min
May 28, 8:32 PM CDTAreal Flood WarningHGXBurleson6 hr
May 28, 8:38 PM CDTSpecial Weather StatementHGXAustin, Colorado37 min
May 28, 9:02 PM CDTSevere Thunderstorm WarningHGXAustin, Colorado, Washington43 min
May 28, 9:32 PM CDTAreal Flood AdvisoryHGXAustin, Colorado, Washington87 min
May 28, 9:39 PM CDTSpecial Weather StatementHGXAustin, Colorado, Waller51 min
May 28, 10:00 PM CDTRiver Flood WarningHGXBurleson, Washington26 hr
May 28, 10:00 PM CDTSpecial Weather StatementHGXFort Bend, Waller30 min
May 28, 10:33 PM CDTSpecial Weather StatementHGXFort Bend42 min
May 28, 10:42 PM CDTSevere Thunderstorm WarningHGXBrazoria, Fort Bend, Harris, Waller33 min
May 28, 10:59 PM CDTAreal Flood WarningHGXAustin, Colorado, Washington6 hr
May 28, 11:03 PM CDTAreal Flood WarningHGXAustin, Colorado, Waller6 hr
May 28, 11:06 PM CDTAreal Flood AdvisoryHGXAustin, Brazoria, Fort Bend, Harris, Waller, Wharton3 hr
May 28, 11:07 PM CDTSpecial Marine WarningHGX83 min
May 28, 11:07 PM CDTSevere Thunderstorm WarningHGXBrazoria, Fort Bend, Galveston, Harris28 min
May 28, 11:13 PM CDTSpecial Marine WarningHGX92 min
May 28, 11:26 PM CDTSpecial Weather StatementHGXBrazoria, Matagorda49 min
May 29, 12:31 AM CDTSpecial Marine WarningHGX89 min
May 29, 12:38 AM CDTSmall Craft AdvisoryHGX9 hr
May 29, 8:41 AM CDTAreal Flood WarningHGXHarris6 hr
May 29, 8:46 AM CDTAreal Flood WarningHGXColorado11 hr
May 29, 9:45 AM CDTRiver Flood WarningHGXBrazoria37 hr

Nearby

Flash Flood Warnings in Texas, 2021Every flash flood warning in 2021

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.