Alert archive / New Mexico / Flash Flood Warnings in 2021

Flash Flood Warning 80, NWS El Paso, TX

August 23, 2021Doña Ana County, New Mexico

NWS El Paso, TX issued this flash flood warning at Aug 23, 2021, 5:53 PM MDT for Doña Ana County, New Mexico. It was in force for 112 min. 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 23, 2021, 5:53 PM MDT (23:53 UTC)
Expired
Aug 23, 2021, 7:45 PM MDT
In force
112 min
Issued by
NWS El Paso, TX
Area
Storm-based polygon
Flood severity
None

County Doña Ana County, NM

The radar

The Holloman AFB radar (KHDX), 50 km from the middle of the area, began a volume at 23:52 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, 11.9 hours before the alert went out and 102 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 2021-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 657 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 2021-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 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
657 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
1970 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

546 
WGUS54 KEPZ 232353
FFWEPZ
NMC013-240145-
/O.NEW.KEPZ.FF.W.0080.210823T2353Z-210824T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
553 PM MDT Mon Aug 23 2021

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

* Flash Flood Warning for...
  Northeastern Dona Ana County in south central New Mexico...

* Until 745 PM MDT.

* At 553 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Radar indicates between 2 and 3 
  inches of rain have fallen. Additional rainfall amounts up to 0.5 
  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...
  Portions of White Sands Missile Range, and Lake Lucero.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small 
creeks and streams, country roads, farmland, and other low lying 
spots.

In hilly terrain there are numerous of low water crossings which are 
potentially dangerous in heavy rain. Do not attempt to cross flooded 
roads. Find an alternate route.

&&

LAT...LON 3283 10660 3285 10643 3268 10644 3267 10652

FLASH FLOOD...RADAR INDICATED

$$

HC
1 follow-up statement
341 
WGUS74 KEPZ 240140
FFSEPZ

Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
740 PM MDT Mon Aug 23 2021

NMC013-240150-
/O.EXP.KEPZ.FF.W.0080.000000T0000Z-210824T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dona Ana NM-
740 PM MDT Mon Aug 23 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 745 PM MDT THIS EVENING FOR 
NORTHEASTERN DONA ANA COUNTY...

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

LAT...LON 3283 10660 3285 10643 3268 10644 3267 10652

$$

HC

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 22, 7:00 PM MDTSpecial Weather StatementEPZGrant30 min
Aug 22, 7:48 PM MDTAreal Flood AdvisoryEPZHidalgo117 min
Aug 22, 10:16 PM MDTAreal Flood AdvisoryEPZSierra119 min
Aug 22, 10:46 PM MDTAreal Flood AdvisoryEPZGrant119 min
Aug 23, 12:11 PM MDTAreal Flood AdvisoryEPZGrant19 min
Aug 23, 12:30 PM MDTFlash Flood WarningEPZGrant3 hr
Aug 23, 12:39 PM MDTAreal Flood AdvisoryEPZHidalgo3 hr
Aug 23, 12:43 PM MDTSpecial Weather StatementEPZHidalgo32 min
Aug 23, 1:19 PM MDTSevere Thunderstorm WarningEPZHidalgo41 min
Aug 23, 1:27 PM MDTSpecial Weather StatementEPZHidalgo33 min
Aug 23, 1:40 PM MDTAreal Flood AdvisoryEPZHidalgo3 hr
Aug 23, 1:55 PM MDTFlash Flood WarningEPZHidalgo3 hr
Aug 23, 2:01 PM MDTAreal Flood AdvisoryEPZGrant, Sierra3 hr
Aug 23, 2:08 PM MDTAreal Flood AdvisoryEPZGrant, Hidalgo3 hr
Aug 23, 2:18 PM MDTAreal Flood AdvisoryEPZOtero117 min
Aug 23, 2:30 PM MDTSpecial Weather StatementEPZHidalgo30 min
Aug 23, 2:47 PM MDTSpecial Weather StatementEPZHidalgo28 min
Aug 23, 2:52 PM MDTSpecial Weather StatementEPZGrant23 min
Aug 23, 3:00 PM MDTAreal Flood AdvisoryEPZGrant, Hidalgo3 hr
Aug 23, 3:07 PM MDTAreal Flood AdvisoryEPZGrant, Sierra3 hr
Aug 23, 3:13 PM MDTFlash Flood WarningEPZGrant, Sierra3 hr
Aug 23, 3:22 PM MDTSevere Thunderstorm WarningEPZGrant, Hidalgo38 min
Aug 23, 3:30 PM MDTFlash Flood WarningEPZGrant3 hr
Aug 23, 3:35 PM MDTSevere Thunderstorm WarningEPZGrant, Luna25 min
Aug 23, 3:47 PM MDTFlash Flood WarningEPZGrant, Sierra2 hr
Aug 23, 3:55 PM MDTSpecial Weather StatementEPZGrant35 min
Aug 23, 4:03 PM MDTSevere Thunderstorm WarningEPZGrant, Luna27 min
Aug 23, 4:06 PM MDTAreal Flood AdvisoryEPZSierra114 min
Aug 23, 4:13 PM MDTAreal Flood AdvisoryEPZDoña Ana16 min
Aug 23, 4:17 PM MDTSevere Thunderstorm WarningEPZDoña Ana28 min
Aug 23, 4:23 PM MDTSpecial Weather StatementEPZSierra37 min
Aug 23, 4:29 PM MDTFlash Flood WarningEPZDoña Ana106 min
Aug 23, 4:40 PM MDTSevere Thunderstorm WarningEPZSierra35 min
Aug 23, 4:48 PM MDTAreal Flood AdvisoryEPZSierra21 min
Aug 23, 4:55 PM MDTAreal Flood AdvisoryEPZSierra3 hr
Aug 23, 5:09 PM MDTFlash Flood WarningEPZSierra3 hr
Aug 23, 5:24 PM MDTFlash Flood WarningEPZOtero111 min
Aug 23, 5:28 PM MDTAreal Flood AdvisoryEPZDoña Ana, Otero, Sierra2 hr

Nearby

Flash Flood Warnings in New Mexico, 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; radar from the NEXRAD Level II archive.