Alert archive / New Mexico / Flash Flood Warnings in 2021

Flash Flood Warning 7, NWS El Paso, TX

July 1, 2021Otero County, New Mexico

NWS El Paso, TX issued this flash flood warning at Jul 1, 2021, 3:02 PM MDT for Otero County, New Mexico. 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 1, 2021, 3:02 PM MDT (21:02 UTC)
Expired: Jul 1, 2021, 6:00 PM MDT
In force: 3 hr
Issued by: NWS El Paso, TX
Area: Storm-based polygon
Flood severity: None

County Otero County, NM

The radar

The Holloman AFB radar (KHDX), 26 km from the middle of the area, began a volume at 21:01 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, 9.0 hours before the alert went out and 142 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: 966 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 903 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

327 
WGUS54 KEPZ 012102
FFWEPZ
NMC035-020000-
/O.NEW.KEPZ.FF.W.0007.210701T2102Z-210702T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
302 PM MDT Thu Jul 1 2021

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

* Flash Flood Warning for...
  Central Otero County in south central New Mexico...

* Until 600 PM MDT.

* At 302 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...
  Alamogordo, Burro Flats, High Rolls, Mountain Park, La Luz and 
  Karr Canyon.

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.

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

&&

LAT...LON 3296 10594 3293 10590 3289 10588 3289 10582
      3299 10583 3299 10592

FLASH FLOOD...RADAR INDICATED

$$

JD

1 follow-up statement

879 
WGUS74 KEPZ 012356
FFSEPZ

Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
556 PM MDT Thu Jul 1 2021

NMC035-020006-
/O.EXP.KEPZ.FF.W.0007.000000T0000Z-210702T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Otero NM-
556 PM MDT Thu Jul 1 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING FOR 
CENTRAL OTERO COUNTY...

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

A Flash Flood Watch remains in effect until 1200 AM MDT Friday for 
portions of south central New Mexico and southwest New Mexico.

LAT...LON 3296 10594 3293 10590 3289 10588 3289 10582
      3299 10583 3299 10592

$$

JD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 8:57 AM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 1, 9:34 AM MDT	Areal Flood Advisory	EPZ	Luna	3 hr
Jul 1, 11:21 AM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 1, 12:05 PM MDT	Areal Flood Advisory	EPZ	Sierra	115 min
Jul 1, 12:42 PM MDT	Areal Flood Advisory	EPZ	Sierra	3 hr
Jul 1, 12:45 PM MDT	Areal Flood Advisory	EPZ	Sierra	3 hr
Jul 1, 12:51 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr
Jul 1, 12:56 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 1, 1:02 PM MDT	Areal Flood Advisory	EPZ	Grant, Hidalgo	3 hr
Jul 1, 1:16 PM MDT	Areal Flood Advisory	EPZ	Grant, Hidalgo, Luna	3 hr
Jul 1, 1:41 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	2 hr
Jul 1, 2:20 PM MDT	Flash Flood Warning	EPZ	Otero	3 hr
Jul 1, 2:27 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr
Jul 1, 3:04 PM MDT	Areal Flood Advisory	EPZ	Doña Ana, Luna	116 min
Jul 1, 3:25 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 1, 3:31 PM MDT	Areal Flood Advisory	EPZ	Grant, Luna, Sierra	3 hr
Jul 1, 3:52 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr
Jul 1, 3:56 PM MDT	Areal Flood Advisory	EPZ	Grant	3 hr
Jul 1, 4:06 PM MDT	Areal Flood Advisory	EPZ	Doña Ana, Otero	3 hr
Jul 1, 4:18 PM MDT	Flash Flood Warning	EPZ	Otero	3 hr
Jul 1, 4:20 PM MDT	Areal Flood Advisory	EPZ	Grant	3 hr
Jul 1, 4:34 PM MDT	Areal Flood Advisory	EPZ	Sierra	116 min
Jul 1, 5:15 PM MDT	Flash Flood Warning	EPZ	Otero	3 hr
Jul 1, 5:38 PM MDT	Areal Flood Advisory	EPZ	Otero	112 min

Nearby

Flash Flood Warnings in New Mexico, 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.