Alert archive / Texas / Flash Flood Warnings in 2021
Flash Flood Warning 19, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Jun 3, 2021, 7:31 PM CDT for 4 counties in Texas. It was in force for 3 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 3, 2021, 7:31 PM CDT (00:31 UTC)
- Expired
- Jun 3, 2021, 10:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Brooks County, TX, Jim Hogg County, TX, Starr County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 175 km from the middle of the area, began a volume at 00:32 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.
The nearest sounding before it
Brownsville Intl, TX (KBRO), launched 00:00Z, 0.5 hours before the alert went out and 177 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
- 1629 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 921 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted.
512
WGUS54 KBRO 040031
FFWBRO
TXC047-247-427-505-040330-
/O.NEW.KBRO.FF.W.0019.210604T0031Z-210604T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
731 PM CDT Thu Jun 3 2021
The National Weather Service in Brownsville has issued a
* Flash Flood Warning for...
West Central Brooks County in deep south Texas...
Southern Jim Hogg County in deep south Texas...
Northwestern Starr County in deep south Texas...
Southeastern Zapata County in deep south Texas...
* Until 1030 PM CDT.
* At 731 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 3 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...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...
Viboras, Agua Nueva, Lopeno, Guerra, New Falcon, Falcon Heights,
Falcon State Park, Salineno, Roma High School, Falcon Dam, Roma
Creek, Roma Public Library, Fronton, Puesta Del Sol Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 2662 9918 2704 9887 2715 9847 2696 9829
2674 9872 2641 9902 2641 9904 2640 9906
2640 9908 2643 9911 2644 9910 2646 9910
2648 9909 2650 9911 2652 9913 2654 9917
2655 9917 2656 9917
FLASH FLOOD...RADAR INDICATED
$$
Speece1 follow-up statement
483
WGUS74 KBRO 040328
FFSBRO
Flash Flood Statement
National Weather Service Brownsville TX
1028 PM CDT Thu Jun 3 2021
TXC047-247-427-505-040338-
/O.EXP.KBRO.FF.W.0019.000000T0000Z-210604T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Brooks TX-Jim Hogg TX-Starr TX-Zapata TX-
1028 PM CDT Thu Jun 3 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 1030 PM CDT THIS EVENING FOR
WEST CENTRAL BROOKS, SOUTHERN JIM HOGG, NORTHWESTERN STARR AND
SOUTHEASTERN ZAPATA COUNTIES...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
A Flash Flood Watch remains in effect until 700 AM CDT Saturday for
a portion of Deep South Texas.
LAT...LON 2662 9918 2704 9887 2715 9847 2696 9829
2674 9872 2641 9902 2641 9904 2640 9906
2640 9908 2643 9911 2644 9910 2646 9910
2648 9909 2650 9911 2652 9913 2654 9917
2655 9917 2656 9917
$$
SpeeceThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 7:07 PM CDT | Severe Thunderstorm Warning | BRO | Starr | 25 min |
| Jun 3, 7:23 PM CDT | Special Weather Statement | BRO | Brooks | 52 min |
| Jun 3, 7:39 PM CDT | Special Weather Statement | BRO | Starr | 51 min |
| Jun 3, 7:58 PM CDT | Special Marine Warning | BRO | 32 min | |
| Jun 3, 8:03 PM CDT | Severe Thunderstorm Warning | BRO | Starr | 57 min |
| Jun 3, 8:50 PM CDT | Flash Flood Warning | BRO | Starr | 3 hr |
| Jun 3, 9:04 PM CDT | Special Weather Statement | BRO | Starr | 56 min |
| Jun 3, 9:53 PM CDT | Special Weather Statement | BRO | Hidalgo | 52 min |
| Jun 3, 10:03 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 117 min |
| Jun 3, 10:49 PM CDT | Special Weather Statement | BRO | Cameron | 56 min |
| Jun 3, 10:55 PM CDT | Flash Flood Warning | BRO | Hidalgo | 2 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.