Alert archive / Texas / Flash Flood Warnings in 2021
Flash Flood Warning 25, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Jul 6, 2021, 10:50 PM CDT for Hidalgo County, Starr County, Texas. It was in force for 115 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 6, 2021, 10:50 PM CDT (03:50 UTC)
- Expired
- Jul 7, 2021, 12:45 AM CDT
- In force
- 115 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Hidalgo County, TX, Starr County, TX
The radar
The Brownsville radar (KBRO), 120 km from the middle of the area, began a volume at 03:53 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, 3.8 hours before the alert went out and 122 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
- 136 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 828 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
The text
As transmitted.
059
WGUS54 KBRO 070350
FFWBRO
TXC215-427-070545-
/O.NEW.KBRO.FF.W.0025.210707T0350Z-210707T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
1050 PM CDT Tue Jul 6 2021
The National Weather Service in Brownsville has issued a
* Flash Flood Warning for...
West Central Hidalgo County in deep south Texas...
South Central Starr County in deep south Texas...
* Until 1245 AM CDT.
* At 1050 PM CDT, Doppler radar indicated heavy rain across the
warned area. Between 2 and 3 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...Flash flooding caused by heavy rain.
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...
Sullivan City, Los Ebanos, Sam Fordyce Elementary School,
Cuevitas, La Joya City Hall, Mcallen, Havana and Rio Grande
City--roma.
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.
&&
LAT...LON 2624 9865 2634 9862 2632 9846 2621 9849
2621 9851 2622 9850 2622 9852 2624 9852
2623 9854 2624 9854 2625 9856 2624 9855
2622 9856 2624 9857 2623 9858 2626 9859
2625 9862 2626 9862 2624 9863
FLASH FLOOD...RADAR INDICATED
$$
Mejia1 follow-up statement
795
WGUS74 KBRO 070543
FFSBRO
Flash Flood Statement
National Weather Service Brownsville TX
1243 AM CDT Wed Jul 7 2021
TXC215-427-070553-
/O.EXP.KBRO.FF.W.0025.000000T0000Z-210707T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Hidalgo TX-Starr TX-
1243 AM CDT Wed Jul 7 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 1245 AM CDT EARLY THIS MORNING
FOR WEST CENTRAL HIDALGO AND SOUTH CENTRAL STARR COUNTIES...
Flood waters have receded. Nuisance flooding may still occur. Please
continue to heed remaining road closures.
A Flash Flood Watch remains in effect until 700 PM CDT Thursday for
a portion of Deep South Texas.
LAT...LON 2624 9865 2634 9862 2632 9846 2621 9849
2621 9851 2622 9850 2622 9852 2624 9852
2623 9854 2624 9854 2625 9856 2624 9855
2622 9856 2624 9857 2623 9858 2626 9859
2625 9862 2626 9862 2624 9863
$$
MejiaThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 7:25 PM CDT | Areal Flood Advisory | BRO | Starr, Zapata | 74 min |
| Jul 6, 8:29 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 102 min |
| Jul 6, 8:35 PM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo, Willacy | 4 hr |
| Jul 6, 9:00 PM CDT | Flash Flood Warning | BRO | Willacy | 3 hr |
| Jul 6, 9:27 PM CDT | Flash Flood Warning | BRO | Hidalgo | 108 min |
| Jul 6, 10:00 PM CDT | Areal Flood Advisory | BRO | Hidalgo, Kenedy, Starr, Willacy | 3 hr |
| Jul 6, 10:35 PM CDT | Areal Flood Advisory | BRO | Cameron | 115 min |
| Jul 6, 11:01 PM CDT | Flash Flood Warning | BRO | Cameron | 82 min |
| Jul 7, 12:27 AM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo, Willacy | 4 hr |
| Jul 7, 12:33 AM CDT | Areal Flood Advisory | BRO | Cameron | 3 hr |
| Jul 7, 12:43 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 3 hr |
| Jul 7, 1:50 AM CDT | Special Marine Warning | BRO | 25 min | |
| Jul 7, 2:28 AM CDT | Special Marine Warning | BRO | 62 min | |
| Jul 7, 3:13 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 3 hr |
| Jul 7, 3:22 AM CDT | Special Marine Warning | BRO | 53 min | |
| Jul 7, 3:57 AM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo, Willacy | 11 hr |
| Jul 7, 3:59 AM CDT | Areal Flood Advisory | BRO | Hidalgo, Starr | 5 hr |
| Jul 7, 5:53 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 9 hr |
| Jul 7, 8:59 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 3 hr |
| Jul 7, 11:43 AM CDT | Special Weather Statement | BRO | Cameron | 47 min |
| Jul 7, 12:10 PM CDT | Areal Flood Advisory | BRO | Cameron | 3 hr |
| Jul 7, 2:19 PM CDT | Special Marine Warning | BRO | 41 min | |
| Jul 7, 2:56 PM CDT | Special Marine Warning | BRO | 34 min | |
| Jul 7, 3:03 PM CDT | Special Marine Warning | BRO | 42 min | |
| Jul 7, 3:59 PM CDT | Special Marine Warning | BRO | 31 min | |
| Jul 7, 4:48 PM CDT | Special Marine Warning | BRO | 27 min | |
| Jul 7, 6:46 PM CDT | Areal Flood Advisory | BRO | Hidalgo, Starr | 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.