Alert archive / New Mexico / Flash Flood Warnings in 2021

Flash Flood Warning 4, NWS El Paso, TX

June 30, 2021Doña Ana County, New Mexico; El Paso County, Texas

NWS El Paso, TX issued this flash flood warning at Jun 30, 2021, 3:23 PM MDT for Doña Ana County, New Mexico; El Paso County, Texas. It was in force for 3 hr. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 30, 2021, 3:23 PM MDT (21:23 UTC)
Expired: Jun 30, 2021, 6:30 PM MDT
In force: 3 hr
Issued by: NWS El Paso, TX
Area: Storm-based polygon
Flood severity: None

Counties Doña Ana County, NM, El Paso County, TX

The radar

The El Paso radar (KEPZ), 19 km from the middle of the area, began a volume at 21:26 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.

What was reported inside it

Time	Report	Where	Remark
Jun 30, 3:25 PM MDT	FLASH FLOOD	5 W Fort Bliss, TX	FLOODING REPORTED BY MESA ST AND BRENTWOOD AVE.
Jun 30, 3:42 PM MDT	FLASH FLOOD	6 W Fort Bliss, TX	FLOODING ACROSS I-10, AT LEAST 3 LANES WERE CLOSED. PAISANO DR AT EXECUTIVE BLVD HAS BEEN CLOSED TOO DUE TO FLOODING TOO.
Jun 30, 4:17 PM MDT	FLASH FLOOD	5 Wsw El Paso, TX	FLOODING AT MESA AND MONTECILLO BLVD. POLICE STOPPED TRAFFIC DRIVING NORTH ALONG MESA STREET.
Jun 30, 4:40 PM MDT	FLASH FLOOD	Westway, TX	A CURRENT OF WATER WAS FLOWING OVER CAMELIA RD IN CANUTILLO.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Santa Teresa, NM (KEPZ), launched 12:00Z, 9.4 hours before the alert went out and 19 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: 126 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 636 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 134 m²/s²
0-3 km storm-relative helicity: 145 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

635 
WGUS54 KEPZ 302123
FFWEPZ
NMC013-TXC141-010030-
/O.NEW.KEPZ.FF.W.0004.210630T2123Z-210701T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
323 PM MDT Wed Jun 30 2021

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

* Flash Flood Warning for...
  Southern Dona Ana County in south central New Mexico...
  Northwestern El Paso County in western Texas...

* Until 630 PM MDT.

* At 323 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 1.5 inches of 
  rain have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  West El Paso, Northeast El Paso, Central El Paso, Anthony, Sunland 
  Park, Westway, Vinton and Franklin Mountains State Park.

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 
as well as other drainage areas and low lying spots.

&&

LAT...LON 3198 10661 3200 10650 3175 10643 3176 10645
      3176 10647 3175 10647 3175 10649 3176 10651
      3177 10651 3178 10652 3178 10653 3179 10653
      3178 10656

FLASH FLOOD...RADAR INDICATED

$$

JD

1 follow-up statement

722 
WGUS74 KEPZ 302259
FFSEPZ

Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
459 PM MDT Wed Jun 30 2021

NMC013-TXC141-010030-
/O.CON.KEPZ.FF.W.0004.000000T0000Z-210701T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dona Ana NM-El Paso TX-
459 PM MDT Wed Jun 30 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM MDT THIS 
EVENING FOR SOUTHERN DONA ANA AND NORTHWESTERN EL PASO COUNTIES...

At 455 PM MDT, Much of the thunderstorm activity has decreased 
across the warned area but between 1 and 1.5 inches of rain have 
fallen. Flash flooding has been reported by the public, especially 
along portions of Interstate 10 across west El Paso.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar and the public.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  West El Paso, Northeast El Paso, Central El Paso, Anthony, Sunland 
  Park, Westway, Vinton and Franklin Mountains State Park.

Additional rainfall amounts up to 0.5 inches are possible in the 
warned area.

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 
as well as other drainage areas and low lying spots.

&&

LAT...LON 3198 10661 3200 10650 3175 10643 3176 10645
      3176 10647 3175 10647 3175 10649 3176 10651
      3177 10651 3178 10652 3178 10653 3179 10653
      3178 10656

FLASH FLOOD...RADAR INDICATED

$$

JD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 3:54 AM MDT	Areal Flood Advisory	EPZ	Doña Ana	2 hr
Jun 30, 12:30 PM MDT	Areal Flood Advisory	EPZ	Otero	5 hr
Jun 30, 1:46 PM MDT	Areal Flood Advisory	EPZ	Doña Ana, Otero	5 hr
Jun 30, 2:12 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr
Jun 30, 3:25 PM MDT	Areal Flood Advisory	EPZ	Doña Ana, Otero	3 hr
Jun 30, 3:37 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr
Jun 30, 3:46 PM MDT	Special Weather Statement	EPZ	Otero	44 min
Jun 30, 4:00 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jun 30, 4:32 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr
Jun 30, 4:52 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jun 30, 3:10 PM MDT	Areal Flood Advisory	EPZ	El Paso, Hudspeth	3 hr
Jun 30, 3:33 PM MDT	Flash Flood Warning	EPZ	El Paso, Hudspeth	3 hr

Nearby

Flash Flood Warnings in New Mexico, 2021 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.