Alert archive / Texas / Flash Flood Warnings in 2021
Flash Flood Warning 63, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Aug 2, 2021, 6:52 PM CDT for Webb 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
- Aug 2, 2021, 6:52 PM CDT (23:52 UTC)
- Expired
- Aug 2, 2021, 9:02 PM CDT
- In force
- 2 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Webb County, TX
The radar
The Corpus Christi radar (KCRP), 199 km from the middle of the area, began a volume at 23:52 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
Corpus Christi, TX (KCRP), launched 12:00Z, 11.9 hours before the alert went out and 215 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
- 1189 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1003 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
099
WGUS54 KCRP 022352
FFWCRP
TXC479-030300-
/O.NEW.KCRP.FF.W.0063.210802T2352Z-210803T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Corpus Christi TX
652 PM CDT Mon Aug 2 2021
The National Weather Service in Corpus Christi has issued a
* Flash Flood Warning for...
Central Webb County in south central Texas...
* Until 1000 PM CDT.
* At 652 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 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 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...
Laredo, St Augustine High School South Laredo and Laredo Community
College.
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 2757 9951 2757 9950 2753 9947 2750 9949
2750 9950 2750 9951 2750 9952 2750 9953
2751 9953 2752 9953 2753 9952 2754 9952
2755 9952 2756 9951
FLASH FLOOD...RADAR INDICATED
$$
PH1 follow-up statement
893
WGUS74 KCRP 030202
FFSCRP
Flash Flood Statement
National Weather Service Corpus Christi TX
902 PM CDT Mon Aug 2 2021
TXC479-030212-
/O.CAN.KCRP.FF.W.0063.000000T0000Z-210803T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Webb TX-
902 PM CDT Mon Aug 2 2021
...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL WEBB COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures as nuisance
flooding may continue for the next hour.
LAT...LON 2757 9951 2757 9950 2753 9947 2750 9949
2750 9950 2750 9951 2750 9952 2750 9953
2751 9953 2752 9953 2753 9952 2754 9952
2755 9952 2756 9951
$$
CBThe office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 3:30 PM CDT | Areal Flood Advisory | CRP | Nueces | 60 min |
| Aug 2, 6:43 PM CDT | Areal Flood Advisory | CRP | Webb | 3 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.