Alert archive / Texas / Flash Flood Warnings in 2021
Flash Flood Warning 62, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this flash flood warning at Aug 20, 2021, 4:28 PM CDT for Presidio County, 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
- Aug 20, 2021, 4:28 PM CDT (21:28 UTC)
- Expired
- Aug 20, 2021, 7:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Midland/Odessa, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Presidio County, TX
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 9.5 hours before the alert went out and 256 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
- 385 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 1192 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
040
WGUS54 KMAF 202128
FFWMAF
TXC377-210030-
/O.NEW.KMAF.FF.W.0062.210820T2128Z-210821T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Midland/Odessa TX
428 PM CDT Fri Aug 20 2021
The National Weather Service in Midland/Odessa has issued a
* Flash Flood Warning for...
Northeastern Presidio County in southwestern Texas...
* Until 730 PM CDT.
* At 428 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to 1 inch of rain has
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...
Marfa and Marfa Municipal Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3030 10416 3037 10415 3038 10392 3022 10391
3023 10416
FLASH FLOOD...RADAR INDICATED
$$
David HennigThe office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 7:05 PM CDT | Areal Flood Advisory | MAF | Pecos | 3 hr |
| Aug 19, 7:21 PM CDT | Special Weather Statement | MAF | Brewster | 24 min |
| Aug 19, 7:24 PM CDT | Severe Thunderstorm Warning | MAF | Glasscock, Midland, Reagan | 66 min |
| Aug 19, 8:26 PM CDT | Areal Flood Advisory | MAF | Brewster | 5 hr |
| Aug 20, 1:07 PM CDT | Areal Flood Advisory | MAF | Jeff Davis | 113 min |
| Aug 20, 1:21 PM CDT | Special Weather Statement | MAF | Jeff Davis | 39 min |
| Aug 20, 2:28 PM CDT | Areal Flood Advisory | MAF | Jeff Davis | 2 hr |
| Aug 20, 2:30 PM CDT | Special Weather Statement | MAF | Jeff Davis | 45 min |
| Aug 20, 3:18 PM CDT | Areal Flood Advisory | MAF | Jeff Davis | 3 hr |
| Aug 20, 4:25 PM CDT | Areal Flood Advisory | MAF | Pecos | 3 hr |
| Aug 20, 4:47 PM CDT | Flash Flood Warning | MAF | Pecos | 3 hr |
| Aug 20, 6:00 PM CDT | Special Weather Statement | MAF | Crockett | 45 min |
| Aug 20, 6:23 PM CDT | Special Weather Statement | MAF | Scurry | 52 min |
| Aug 20, 6:24 PM CDT | Special Weather Statement | MAF | Andrews | 36 min |
| Aug 20, 6:33 PM CDT | Areal Flood Advisory | MAF | Borden, Scurry | 3 hr |
| Aug 20, 6:44 PM CDT | Areal Flood Advisory | MAF | Crane, Pecos | 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.