Alert archive / Texas / Flash Flood Warnings in 2021

Flash Flood Warning 16, NWS Fort Worth, TX

June 7, 2021Falls County, Limestone County, McLennan County, Texas

NWS Fort Worth, TX issued this flash flood warning at Jun 7, 2021, 3:34 PM CDT for Falls County, Limestone County, McLennan County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 7, 2021, 3:34 PM CDT (20:34 UTC)
Expired
Jun 7, 2021, 5:42 PM CDT
In force
2 hr
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Flood severity
None

Counties Falls County, TX, Limestone County, TX, McLennan County, TX

The radar

The Ft Hood radar (KGRK), 84 km from the middle of the area, began a volume at 20:35 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, 8.6 hours before the alert went out and 162 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 12:00Z on 2021-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1851 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 12:00Z on 2021-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.1939Sfc1 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
1851 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

746 
WGUS54 KFWD 072034
FFWFWD
TXC145-293-309-072330-
/O.NEW.KFWD.FF.W.0016.210607T2034Z-210607T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Fort Worth TX
334 PM CDT Mon Jun 7 2021

The National Weather Service in Fort Worth has issued a

* Flash Flood Warning for...
  Northern Falls County in central Texas...
  Southwestern Limestone County in central Texas...
  Southeastern McLennan County in central Texas...

* Until 630 PM CDT.

* At 334 PM CDT, Doppler radar indicated training thunderstorms 
  producing heavy rain. Radar estimates between 2 and 5 inches of 
  rain have fallen on already saturated soils. Flash flooding is 
  ongoing or expected to begin shortly. The expected rainfall rate 
  in the heaviest storms will approach 1 to 1.5 inches of rain per 
  hour.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

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

* Some locations that will experience flash flooding include...
  Southeast Waco, Hewitt, Robinson, Woodway, Marlin, Mart, Beverly 
  Hills, Lorena, Bruceville-Eddy, Riesel, Golinda, Hallsburg and 
  Kosse.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles. Be aware of your surroundings and do not 
drive on flooded roads.

Stay away or be swept away. River banks and culverts can become 
unstable and unsafe.

&&

LAT...LON 3134 9727 3151 9724 3156 9711 3154 9681
      3152 9660 3127 9660 3123 9689 3126 9714

FLASH FLOOD...RADAR INDICATED

$$

Bonnette
2 follow-up statements
401 
WGUS74 KFWD 072158
FFSFWD

Flash Flood Statement
National Weather Service Fort Worth TX
458 PM CDT Mon Jun 7 2021

TXC145-293-309-072330-
/O.CON.KFWD.FF.W.0016.000000T0000Z-210607T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Falls TX-Limestone TX-McLennan TX-
458 PM CDT Mon Jun 7 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM CDT THIS 
EVENING FOR NORTHERN FALLS, SOUTHWESTERN LIMESTONE AND SOUTHEASTERN 
MCLENNAN COUNTIES...

At 458 PM CDT, Doppler radar indicated the heavy rain has come to an 
end, however, earlier rainfall and flood water will likely take an 
hour or two to recede. Flooding of poor drainage and/or low lying 
areas as well as small creeks and streams remains possible. Please 
continue to heed remaining road closures.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

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

Some locations that will experience flash flooding include...
  Southeast Waco, Hewitt, Robinson, Woodway, Marlin, Mart, Beverly 
  Hills, Lorena, Bruceville-Eddy, Riesel, Golinda, Hallsburg and 
  Kosse.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Stay away or be swept away. River banks and culverts can become 
unstable and unsafe.

&&

LAT...LON 3134 9727 3151 9724 3156 9711 3154 9681
      3152 9660 3127 9660 3123 9689 3126 9714

FLASH FLOOD...RADAR INDICATED

$$

Bonnette
468 
WGUS74 KFWD 072242
FFSFWD

Flash Flood Statement
National Weather Service Fort Worth TX
542 PM CDT Mon Jun 7 2021

TXC145-293-309-072252-
/O.CAN.KFWD.FF.W.0016.000000T0000Z-210607T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Falls TX-Limestone TX-McLennan TX-
542 PM CDT Mon Jun 7 2021

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN FALLS, SOUTHWESTERN 
LIMESTONE AND SOUTHEASTERN MCLENNAN COUNTIES...

New flooding is no longer expected to pose a threat. However, 
earlier rainfall may continue to run off and cause flooding of 
streams and creeks as well as other low lying and poor drainage 
areas. Please continue to heed remaining road closures.

LAT...LON 3134 9727 3151 9724 3156 9711 3154 9681
      3152 9660 3127 9660 3123 9689 3126 9714

$$

Bonnette

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 4:51 AM CDTSpecial Weather StatementFWDJack39 min
Jun 7, 5:46 AM CDTSpecial Weather StatementFWDMontague44 min
Jun 7, 6:18 AM CDTSpecial Weather StatementFWDJack, Palo Pinto, Stephens, Young57 min
Jun 7, 6:54 AM CDTAreal Flood AdvisoryFWDPalo Pinto, Stephens, Young3 hr
Jun 7, 7:59 AM CDTSpecial Weather StatementFWDParker31 min
Jun 7, 8:07 AM CDTSpecial Weather StatementFWDEastland23 min
Jun 7, 8:20 AM CDTAreal Flood AdvisoryFWDPalo Pinto3 hr
Jun 7, 8:34 AM CDTSpecial Weather StatementFWDEastland26 min
Jun 7, 8:54 AM CDTAreal Flood AdvisoryFWDEastland3 hr
Jun 7, 9:23 AM CDTSpecial Weather StatementFWDJohnson37 min
Jun 7, 9:46 AM CDTAreal Flood AdvisoryFWDCollin, Denton3 hr
Jun 7, 10:01 AM CDTSpecial Weather StatementFWDHill29 min
Jun 7, 10:25 AM CDTAreal Flood AdvisoryFWDDallas, Tarrant5 hr
Jun 7, 10:32 AM CDTRiver Flood WarningFWDStephens28 hr
Jun 7, 10:37 AM CDTAreal Flood AdvisoryFWDBosque, Erath, Hamilton, Hill, Johnson, Somervell3 hr
Jun 7, 10:44 AM CDTSpecial Weather StatementFWDHamilton31 min
Jun 7, 11:18 AM CDTFlash Flood WarningFWDCollin, Dallas, Denton, Tarrant3 hr
Jun 7, 11:31 AM CDTSpecial Weather StatementFWDHenderson, Van Zandt29 min
Jun 7, 11:49 AM CDTAreal Flood AdvisoryFWDFannin, Hunt3 hr
Jun 7, 11:57 AM CDTAreal Flood AdvisoryFWDFalls, Freestone, Limestone5 hr
Jun 7, 12:00 PM CDTSpecial Weather StatementFWDAnderson, Freestone, Henderson, Van Zandt45 min
Jun 7, 12:01 PM CDTRiver Flood WarningFWDPalo Pinto33 hr
Jun 7, 12:34 PM CDTRiver Flood WarningFWDDallas15 hr
Jun 7, 12:38 PM CDTRiver Flood WarningFWDDallas14 hr
Jun 7, 12:45 PM CDTAreal Flood AdvisoryFWDDelta, Hopkins, Lamar3 hr
Jun 7, 12:55 PM CDTFlash Flood WarningFWDFreestone, Leon, Limestone, Robertson3 hr
Jun 7, 1:07 PM CDTAreal Flood AdvisoryFWDCollin, Denton83 min
Jun 7, 1:45 PM CDTAreal Flood AdvisoryFWDLeon, Robertson3 hr
Jun 7, 1:49 PM CDTAreal Flood AdvisoryFWDMcLennan3 hr
Jun 7, 2:12 PM CDTAreal Flood WarningFWDCollin, Dallas, Denton, Tarrant3 hr
Jun 7, 2:12 PM CDTRiver Flood WarningFWDCollin24 hr
Jun 7, 2:12 PM CDTRiver Flood WarningFWDComanche, Erath4 days
Jun 7, 2:12 PM CDTRiver Flood WarningFWDDallas, Denton22 hr
Jun 7, 2:12 PM CDTRiver Flood WarningFWDDallas60 hr
Jun 7, 2:12 PM CDTRiver Flood WarningFWDLimestone46 hr
Jun 7, 2:12 PM CDTRiver Flood WarningFWDHenderson, Navarro11 days
Jun 7, 2:18 PM CDTRiver Flood WarningFWDHood, Parker21 days
Jun 7, 2:26 PM CDTSpecial Weather StatementFWDFalls34 min
Jun 7, 3:37 PM CDTSpecial Weather StatementFWDFalls23 min
Jun 7, 6:57 PM CDTRiver Flood WarningFWDDelta, Lamar24 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.