Alert archive / Texas / Flash Flood Warnings in 2021

Flash Flood Warning 55, NWS El Paso, TX

August 13, 2021El Paso County, Hudspeth County, Texas

NWS El Paso, TX issued this flash flood warning at Aug 13, 2021, 4:49 PM MDT for El Paso County, Hudspeth 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 13, 2021, 4:49 PM MDT (22:49 UTC)
Expired: Aug 13, 2021, 8:00 PM MDT
In force: 3 hr
Issued by: NWS El Paso, TX
Area: Storm-based polygon
Flood severity: None

Counties El Paso County, TX, Hudspeth County, TX

The radar

The El Paso radar (KEPZ), 57 km from the middle of the area, began a volume at 22:51 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

Santa Teresa, NM (KEPZ), launched 12:00Z, 10.8 hours before the alert went out and 57 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 568 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 660 m above ground
0-6 km bulk shear: 4 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: -11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

214 
WGUS54 KEPZ 132249
FFWEPZ
TXC141-229-140200-
/O.NEW.KEPZ.FF.W.0055.210813T2249Z-210814T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
449 PM MDT Fri Aug 13 2021

The National Weather Service in El Paso Tx/Santa Teresa has issued a

* Flash Flood Warning for...
  Northeastern El Paso County in western Texas...
  Northwestern Hudspeth County in western Texas...

* Until 800 PM MDT.

* At 449 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 1.5 inches of 
  rain have fallen. Additional rainfall amounts up 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...
  Far East El Paso, Hueco Tanks, Butterfield, Homestead Meadows, 
  Hueco Mountain Estates and Montana Vista.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Excessive runoff from heavy rainfall will cause flooding of small 
creeks and streams, urban areas, highways, streets and underpasses 
to cross flooded roads. Find an alternate route.

Remain alert for flooding even in locations not receiving rain. 
Arroyos, streams, and rivers can become raging killer currents in a 
matter of minutes, even from distant rainfall.

&&

LAT...LON 3186 10598 3176 10621 3183 10624 3194 10608

FLASH FLOOD...RADAR INDICATED

$$

AB

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 12, 6:12 PM MDT	Areal Flood Advisory	EPZ	El Paso	2 hr
Aug 12, 6:20 PM MDT	Areal Flood Advisory	EPZ	El Paso	115 min
Aug 12, 6:52 PM MDT	Flash Flood Warning	EPZ	El Paso	5 hr
Aug 12, 6:57 PM MDT	Areal Flood Advisory	EPZ	El Paso	2 hr
Aug 12, 7:07 PM MDT	Special Weather Statement	EPZ	El Paso	23 min
Aug 12, 7:23 PM MDT	Flash Flood Warning	EPZ	El Paso	3 hr
Aug 12, 7:37 PM MDT	Areal Flood Advisory	EPZ	El Paso	113 min
Aug 12, 7:55 PM MDT	Flash Flood Warning	EPZ	El Paso	4 hr
Aug 12, 8:05 PM MDT	Flash Flood Warning	EPZ	El Paso	4 hr
Aug 12, 8:24 PM MDT	Special Weather Statement	EPZ	El Paso	36 min
Aug 12, 9:24 PM MDT	Areal Flood Advisory	EPZ	El Paso	2 hr
Aug 13, 3:36 AM MDT	Areal Flood Advisory	EPZ	Hudspeth	3 hr
Aug 13, 1:17 PM MDT	Areal Flood Advisory	EPZ	Hudspeth	118 min
Aug 13, 1:52 PM MDT	Areal Flood Advisory	EPZ	El Paso	113 min
Aug 13, 2:45 PM MDT	Areal Flood Advisory	EPZ	Hudspeth	2 hr
Aug 13, 3:26 PM MDT	Areal Flood Advisory	EPZ	Hudspeth	2 hr
Aug 13, 4:11 PM MDT	Flash Flood Warning	EPZ	El Paso	3 hr
Aug 13, 4:17 PM MDT	Flash Flood Warning	EPZ	El Paso, Hudspeth	3 hr
Aug 13, 5:25 PM MDT	Flash Flood Warning	EPZ	El Paso	3 hr

Nearby

Flash Flood Warnings in Texas, 2021 Every 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.