Alert archive / New Mexico / Flash Flood Warnings in 2021

Flash Flood Warning 65, NWS El Paso, TX

August 14, 2021Doña Ana County, New Mexico; El Paso County, Texas

NWS El Paso, TX issued this flash flood warning at Aug 14, 2021, 10:09 AM 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
Aug 14, 2021, 10:09 AM MDT (16:09 UTC)
Expired
Aug 14, 2021, 1:15 PM MDT
In force
3 hr
Issued by
NWS El Paso, TX
Area
Storm-based polygon
Emergency
Flash flood emergency
Damage threat
Catastrophic
Flood severity
None

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

The radar

The El Paso radar (KEPZ), 14 km from the middle of the area, began a volume at 16:13 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

TimeReportWhereRemark
Aug 14, 11:15 AM MDTFLOODCanutillo, TXTX 20 CLOSED FROM STANDING WATER AND MUD FLOWS.
Aug 14, 12:20 PM MDTFLOODCanutillo, TXKFOX REPORTS STALLED VEHICLE NEEDING RESCUE IN CANUTILLO.
Aug 14, 12:43 PM MDTFLOODLa Union, NMNUMEROUS REPORTS OF WIDESPREAD FLOODING ACROSS LA UNION.
Aug 14, 12:53 PM MDTFLOODCanutillo, TXMULTIPLE REPORTS OF FLOODING FROM 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, 4.2 hours before the alert went out and 15 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-pSkew-T log-p diagram, Santa Teresa, NM at 12:00Z on 2021-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 533 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Santa Teresa, NM at 12:00Z on 2021-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
533 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
541 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

853 
WGUS54 KEPZ 141609
FFWEPZ
NMC013-TXC141-141915-
/O.NEW.KEPZ.FF.W.0065.210814T1609Z-210814T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
1009 AM MDT Sat Aug 14 2021

...FLASH FLOOD EMERGENCY FOR LA UNION...

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

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

* Until 115 PM MDT.

* At 1009 AM MDT, emergency management reported thunderstorms 
  producing heavy rain across the warned area. Between 2.5 and 3.5 
  inches of rain have fallen. Additional rainfall amounts up to 1 
  inch are possible in the warned area. Flash flooding is already 
  occurring. Mandatory evacuation orders are in place for portions 
  of the area for the next 48 hours. Please leave your homes if in 
  these areas. The American Red Cross evacuation center is available 
  at Anthony Elementary School located at 600 North Fourth Street in 
  Anthony New Mexico. If you need a ride, notify the Sheriff's 
  Deputy or call central dispatch 5 7 5 5 2 6 0 7 9 5.

  This is a FLASH FLOOD EMERGENCY for La Union. This is a 
  PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER GROUND NOW!

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Emergency management reported.

  IMPACT...This is a PARTICULARLY DANGEROUS SITUATION. SEEK
           HIGHER GROUND NOW! Life threatening flash flooding of
           low water crossings, small creeks and streams, urban
           areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  West El Paso, Anthony, Vado, Santa Teresa, Sunland Park, Berino, 
  Canutillo, La Union, Chamberino, Vinton, Westway and La Mesa.

This includes the following highways...
	Interstate 10 in New Mexico between mile markers 155 and 164.
	Interstate 10 in Texas between mile markers 1 and 8.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now! This is an extremely dangerous and 
life-threatening situation. Do not attempt to travel unless you are 
fleeing an area subject to flooding or under an evacuation order.

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 3186 10667 3213 10673 3214 10663 3205 10657
      3200 10657 3187 10656

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CATASTROPHIC

$$

AB
1 follow-up statement
404 
WGUS74 KEPZ 141914
FFSEPZ

Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
114 PM MDT Sat Aug 14 2021

NMC013-TXC141-141924-
/O.EXP.KEPZ.FF.W.0065.000000T0000Z-210814T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dona Ana NM-El Paso TX-
114 PM MDT Sat Aug 14 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 115 PM MDT THIS AFTERNOON FOR 
SOUTH CENTRAL DONA ANA AND NORTHWESTERN EL PASO COUNTIES...

Flooding is still on going. This flash flood warning will be 
replaced with a areal flood warning shortly.

A Flash Flood Watch remains in effect until 1200 AM MDT Sunday for 
portions of New Mexico and southwest Texas.

Heavy rain is still possible and with the saturated soils runoff 
could be quick and significant.

LAT...LON 3186 10667 3213 10673 3214 10663 3205 10657
      3200 10657 3187 10656

$$

TSB

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 13, 6:17 PM MDTFlash Flood WarningEPZDoña Ana3 hr
Aug 13, 8:21 PM MDTAreal Flood WarningEPZDoña Ana6 hr
Aug 14, 3:27 AM MDTFlash Flood Warning Considerable damage threatEPZDoña Ana, Otero3 hr
Aug 14, 4:48 AM MDTFlash Flood WarningEPZDoña Ana7 hr
Aug 14, 6:22 AM MDTFlash Flood WarningEPZDoña Ana6 hr
Aug 14, 7:43 AM MDTFlash Flood WarningEPZOtero3 hr
Aug 14, 8:20 AM MDTFlash Flood WarningEPZDoña Ana3 hr
Aug 14, 9:58 AM MDTFlash Flood WarningEPZLuna3 hr
Aug 14, 10:25 AM MDTFlash Flood WarningEPZOtero3 hr
Aug 14, 11:01 AM MDTAreal Flood AdvisoryEPZOtero, Sierra7 hr
Aug 14, 11:13 AM MDTAreal Flood AdvisoryEPZLuna2 hr
Aug 14, 1:06 PM MDTAreal Flood WarningEPZOtero5 hr
Aug 14, 1:16 PM MDTAreal Flood WarningEPZDoña Ana6 hr
Aug 14, 1:58 PM MDTAreal Flood AdvisoryEPZLuna2 hr
Aug 14, 2:55 PM MDTFlash Flood WarningEPZDoña Ana, Otero2 hr
Aug 14, 3:18 PM MDTFlash Flood WarningEPZDoña Ana117 min
Aug 14, 4:37 AM MDTAreal Flood AdvisoryEPZHudspeth4 hr

Nearby

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