Alert archive / Texas / Flash Flood Warnings in 2021

Flash Flood Warning 29, NWS El Paso, TX

July 23, 2021El Paso County, Texas

NWS El Paso, TX issued this flash flood warning at Jul 23, 2021, 6:04 PM MDT for El Paso 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: Jul 23, 2021, 6:04 PM MDT (00:04 UTC)
Expired: Jul 23, 2021, 9:15 PM MDT
In force: 3 hr
Issued by: NWS El Paso, TX
Area: Storm-based polygon
Flood severity: None

County El Paso County, TX

The radar

The El Paso radar (KEPZ), 52 km from the middle of the area, began a volume at 00:04 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

Albuquerq/Krtlnd, NM (KABQ), launched 00:00Z, 0.1 hours before the alert went out and 377 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: 20 J/kg
Mixed-layer CIN: -200 J/kg
Mixed-layer LCL: 2101 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 233 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

398 
WGUS54 KEPZ 240004
FFWEPZ
TXC141-240315-
/O.NEW.KEPZ.FF.W.0029.210724T0004Z-210724T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
604 PM MDT Fri Jul 23 2021

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

* Flash Flood Warning for...
  East Central El Paso County in western Texas...

* Until 915 PM MDT.

* At 604 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Up to 2 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...
  East El Paso, Mission Valley, Horizon City, Socorro, Sparks, Agua 
  Dulce, Dairyland and Lake Way Estates.

This includes the following highways...
	Interstate 10 in Texas between mile markers 35 and 41.

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.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3168 10630 3172 10626 3171 10605 3165 10608
      3160 10622

FLASH FLOOD...RADAR INDICATED

$$

AB

1 follow-up statement

524 
WGUS74 KEPZ 240311
FFSEPZ

Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
911 PM MDT Fri Jul 23 2021

TXC141-240321-
/O.EXP.KEPZ.FF.W.0029.000000T0000Z-210724T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
El Paso TX-
911 PM MDT Fri Jul 23 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 915 PM MDT THIS EVENING FOR 
EAST CENTRAL EL PASO COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

LAT...LON 3168 10630 3172 10626 3171 10605 3165 10608
      3160 10622

$$

HC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 23, 8:07 PM MDT	Areal Flood Advisory	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.