Alert archive / Texas / Flash Flood Warnings in 2021

Flash Flood Warning 7, NWS Brownsville, TX

May 19, 2021Hidalgo County, Texas

NWS Brownsville, TX issued this flash flood warning at May 19, 2021, 9:50 AM CDT for Hidalgo County, Texas. It was in force for 4 hr. 1 report 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 19, 2021, 9:50 AM CDT (14:50 UTC)
Expired
May 19, 2021, 2:03 PM CDT
In force
4 hr
Issued by
NWS Brownsville, TX
Area
Storm-based polygon
Flood severity
None

County Hidalgo County, TX

The radar

The Brownsville radar (KBRO), 91 km from the middle of the area, began a volume at 14:49 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
May 19, 12:29 PM CDTFLASH FLOOD4 E Edinburg, TXSTREETS FLOODED IN SAN CRISTOBAL SUBDIVISION IN EDINBURG. REPORT RECEIVED VIA SOCIAL MEDIA.

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

The nearest sounding before it

Brownsville Intl, TX (KBRO), launched 12:00Z, 2.8 hours before the alert went out and 93 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, Brownsville Intl, TX at 12:00Z on 2021-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3667 joules per kilogram.LCLEL10008507005003002001001 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, Brownsville Intl, TX at 12:00Z on 2021-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 square meters per square second.193958Sfc1 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
3667 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
504 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.3

Open this sounding in Storm Lab

The text

As transmitted.

126 
WGUS54 KBRO 191450
FFWBRO
TXC215-191800-
/O.NEW.KBRO.FF.W.0007.210519T1450Z-210519T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
950 AM CDT Wed May 19 2021

The National Weather Service in Brownsville has issued a

* Flash Flood Warning for...
  Central Hidalgo County in deep south Texas...

* Until 100 PM CDT.

* At 950 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. The expected rainfall rate is 0.75 to 1.5 inches in 1 
  hour. Additional rainfall amounts of 1 to 2 inches are possible in 
  the warned area. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash 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...
  Edinburg, Alamo, Faysville, North McAllen, Edinburg North High 
  School, Memorial Middle School, Monte Cristo Elementary School, 
  Eisenhower Elementary School, Apollo Park, Fountain Center Park, 
  Edinburg Fire Department, Hidalgo County Courthouse, Doolittle, 
  University Of Texas Pan American, Travis Elementary School, Lee 
  Elementary School, Cesar Chavez, B.l. Garza Middle School, 
  Edinburg Municipal Park and Bicentennial Park.

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.

&&

LAT...LON 2651 9815 2629 9800 2614 9809 2631 9829
      2633 9829 2654 9822

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...0.75-1.5 INCHES IN 1 HOUR

$$

Hallman
4 follow-up statements
724 
WGUS74 KBRO 191554
FFSBRO

Flash Flood Statement
National Weather Service Brownsville TX
1054 AM CDT Wed May 19 2021

TXC215-191800-
/O.CON.KBRO.FF.W.0007.000000T0000Z-210519T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Hidalgo TX-
1054 AM CDT Wed May 19 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS 
AFTERNOON FOR CENTRAL HIDALGO COUNTY...

At 1054 AM CDT, Doppler radar indicated thunderstorms producing 
heavy rain across the warned area. Between 2 and 4 inches of rain 
have fallen. The expected rainfall rate is 0.25 to 0.75 inches in 1 
hour. Additional rainfall amounts of 0.5 to 1.5 inches are possible 
in the warned area. Flash flooding is ongoing or expected to begin 
shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash 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...
  Edinburg, Alamo, Faysville, North McAllen, Edinburg North High 
  School, Memorial Middle School, Monte Cristo Elementary School, 
  Eisenhower Elementary School, Apollo Park, Fountain Center Park, 
  Edinburg Fire Department, Hidalgo County Courthouse, Doolittle, 
  University Of Texas Pan American, Travis Elementary School, Lee 
  Elementary School, Cesar Chavez, B.l. Garza Middle School, 
  Edinburg Municipal Park and Bicentennial Park.

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.

&&

LAT...LON 2651 9815 2629 9800 2614 9809 2631 9829
      2633 9829 2654 9822

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...0.25-0.75 INCHES IN 1 HOUR

$$

Hallman
086 
WGUS54 KBRO 191740 RRA
FFWBRO
TXC215-191845-
/O.EXT.KBRO.FF.W.0007.000000T0000Z-210519T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
1240 PM CDT Wed May 19 2021

The National Weather Service in Brownsville has extended the

* Flash Flood Warning for...
  Central Hidalgo County in deep south Texas...

* Until 145 PM CDT.

* At 1240 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 4 inches of rain 
  have fallen. The expected rainfall rate is 0.25 inches in 1 hour. 
  Additional rainfall amounts up to 1 inch are possible in the 
  warned area. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash 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...
  Edinburg, Alamo, Faysville, North McAllen, Edinburg North High 
  School, Memorial Middle School, Monte Cristo Elementary School, 
  Eisenhower Elementary School, Apollo Park, Fountain Center Park, 
  Edinburg Fire Department, Hidalgo County Courthouse, Doolittle, 
  University Of Texas Pan American, Travis Elementary School, Lee 
  Elementary School, Cesar Chavez, B.l. Garza Middle School, 
  Edinburg Municipal Park and Bicentennial Park.

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.

&&

LAT...LON 2651 9815 2629 9800 2614 9809 2631 9829
      2633 9829 2654 9822

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...0.25 INCHES IN 1 HOUR

$$

Hallman
733 
WGUS54 KBRO 191820
FFWBRO
TXC215-191930-
/O.EXT.KBRO.FF.W.0007.000000T0000Z-210519T1930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
120 PM CDT Wed May 19 2021

The National Weather Service in Brownsville has extended the

* Flash Flood Warning for...
  Central Hidalgo County in deep south Texas...

* Until 230 PM CDT.

* At 120 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 4 inches of rain 
  have fallen. Additional rainfall amounts up to 0.5 inch are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash 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...
  Edinburg, Alamo, Faysville, North McAllen, Edinburg North High 
  School, Memorial Middle School, Monte Cristo Elementary School, 
  Eisenhower Elementary School, Apollo Park, Fountain Center Park, 
  Edinburg Fire Department, Hidalgo County Courthouse, Doolittle, 
  University Of Texas Pan American, Travis Elementary School, Lee 
  Elementary School, Cesar Chavez, B.l. Garza Middle School, 
  Edinburg Municipal Park and Bicentennial Park.

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.

&&

LAT...LON 2651 9815 2629 9800 2614 9809 2631 9829
      2633 9829 2654 9822

FLASH FLOOD...RADAR INDICATED

$$

Hallman
030 
WGUS74 KBRO 191903
FFSBRO

Flash Flood Statement
National Weather Service Brownsville TX
203 PM CDT Wed May 19 2021

TXC215-191913-
/O.CAN.KBRO.FF.W.0007.000000T0000Z-210519T1930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Hidalgo TX-
203 PM CDT Wed May 19 2021

...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL HIDALGO COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

A Flash Flood Watch remains in effect until 100 PM CDT Thursday for 
a portion of Deep South Texas.

LAT...LON 2651 9815 2629 9800 2614 9809 2631 9829
      2633 9829 2654 9822

$$

Hallman

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 3:30 AM CDTRip Current StatementBROKenedy16 hr
May 19, 4:58 AM CDTSpecial Weather StatementBROJim Hogg32 min
May 19, 5:50 AM CDTSpecial Weather StatementBROJim Hogg40 min
May 19, 5:56 AM CDTSpecial Weather StatementBROZapata34 min
May 19, 6:03 AM CDTSpecial Weather StatementBROStarr42 min
May 19, 6:27 AM CDTSevere Thunderstorm WarningBROJim Hogg, Zapata33 min
May 19, 6:32 AM CDTAreal Flood AdvisoryBROJim Hogg, Starr, Zapata7 hr
May 19, 6:51 AM CDTSevere Thunderstorm WarningBROStarr39 min
May 19, 7:11 AM CDTFlash Flood WarningBROStarr, Zapata2 hr
May 19, 7:11 AM CDTSevere Thunderstorm WarningBROHidalgo, Starr64 min
May 19, 7:12 AM CDTFlash Flood WarningBROJim Hogg, Zapata3 hr
May 19, 7:17 AM CDTFlash Flood WarningBROJim Hogg3 hr
May 19, 7:25 AM CDTAreal Flood AdvisoryBROStarr6 hr
May 19, 7:27 AM CDTAreal Flood AdvisoryBROJim Hogg, Zapata4 hr
May 19, 7:27 AM CDTSevere Thunderstorm WarningBROStarr, Zapata63 min
May 19, 7:34 AM CDTSpecial Weather StatementBROJim Hogg56 min
May 19, 7:42 AM CDTAreal Flood AdvisoryBROKenedy6 hr
May 19, 7:47 AM CDTSevere Thunderstorm WarningBROBrooks, Hidalgo, Jim Hogg, Starr43 min
May 19, 7:51 AM CDTTornado WarningBROBrooks, Hidalgo, Starr24 min
May 19, 8:12 AM CDTTornado WarningBROHidalgo18 min
May 19, 8:15 AM CDTAreal Flood AdvisoryBROHidalgo5 hr
May 19, 8:17 AM CDTAreal Flood AdvisoryBROStarr5 hr
May 19, 8:21 AM CDTSevere Thunderstorm WarningBROBrooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 1 more39 min
May 19, 8:23 AM CDTSpecial Marine WarningBRO26 min
May 19, 8:26 AM CDTFlash Flood WarningBROJim Hogg113 min
May 19, 8:29 AM CDTAreal Flood AdvisoryBROBrooks, Jim Hogg5 hr
May 19, 8:34 AM CDTAreal Flood AdvisoryBROHidalgo7 hr
May 19, 8:42 AM CDTAreal Flood AdvisoryBROBrooks, Kenedy5 hr
May 19, 8:47 AM CDTTornado WarningBROBrooks13 min
May 19, 8:58 AM CDTSevere Thunderstorm WarningBROBrooks, Cameron, Hidalgo, Kenedy, Willacy47 min
May 19, 9:04 AM CDTAreal Flood AdvisoryBROCameron, Hidalgo, Kenedy, Willacy7 hr
May 19, 9:05 AM CDTTornado WarningBROKenedy, Willacy10 min
May 19, 9:11 AM CDTTornado WarningBROKenedy, Willacy19 min
May 19, 9:14 AM CDTSpecial Marine WarningBRO61 min
May 19, 9:21 AM CDTAreal Flood AdvisoryBROKenedy5 hr
May 19, 9:27 AM CDTSpecial Marine WarningBRO63 min
May 19, 9:28 AM CDTTornado WarningBROKenedy17 min
May 19, 9:43 AM CDTSpecial Weather StatementBROCameron, Kenedy, Willacy47 min
May 19, 9:44 AM CDTTornado WarningBROWillacy16 min
May 19, 9:48 AM CDTFlash Flood WarningBROHidalgo4 hr
May 19, 9:48 AM CDTSpecial Marine WarningBRO57 min
May 19, 10:10 AM CDTSpecial Marine WarningBRO65 min
May 19, 10:10 AM CDTSpecial Weather StatementBROHidalgo50 min
May 19, 10:11 AM CDTAreal Flood AdvisoryBROCameron, Willacy7 hr
May 19, 10:15 AM CDTFlash Flood WarningBROHidalgo, Willacy4 hr
May 19, 10:18 AM CDTFlash Flood WarningBROHidalgo5 hr
May 19, 10:21 AM CDTFlash Flood WarningBROWillacy5 hr
May 19, 10:24 AM CDTFlash Flood WarningBROCameron, Hidalgo, Willacy5 hr
May 19, 10:27 AM CDTFlash Flood WarningBROCameron4 hr
May 19, 10:28 AM CDTSpecial Weather StatementBROCameron, Willacy47 min
May 19, 10:29 AM CDTFlash Flood WarningBROCameron, Hidalgo4 hr
May 19, 10:29 AM CDTSpecial Marine WarningBRO46 min
May 19, 10:42 AM CDTSpecial Marine WarningBRO48 min
May 19, 10:51 AM CDTSpecial Marine WarningBRO39 min
May 19, 11:00 AM CDTFlash Flood WarningBROCameron, Willacy5 hr
May 19, 11:06 AM CDTSpecial Marine WarningBRO24 min
May 19, 11:12 AM CDTSpecial Marine WarningBRO18 min
May 19, 11:21 AM CDTSpecial Weather StatementBROCameron24 min
May 19, 11:25 AM CDTSpecial Marine WarningBRO50 min
May 19, 11:30 AM CDTFlash Flood WarningBROCameron5 hr
May 19, 11:34 AM CDTAreal Flood AdvisoryBROCameron3 hr
May 19, 12:10 PM CDTSpecial Marine WarningBRO50 min
May 19, 12:15 PM CDTFlash Flood WarningBROCameron4 hr
May 19, 2:38 PM CDTCoastal Flood AdvisoryBROKenedy6 hr
May 19, 2:41 PM CDTFlash Flood WarningBROCameron112 min
May 19, 2:59 PM CDTAreal Flood WarningBROCameron6 hr
May 19, 3:08 PM CDTAreal Flood WarningBROHidalgo19 hr
May 19, 4:36 PM CDTWind AdvisoryBROCameron102 min
May 19, 6:20 PM CDTSmall Craft AdvisoryBRO15 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; radar from the NEXRAD Level II archive.