Alert archive / New Mexico / Flash Flood Warnings in 2013

Flash Flood Warning 21, NWS El Paso, TX

July 11, 2013Otero County, New Mexico

NWS El Paso, TX issued this flash flood warning at Jul 11, 2013, 5:44 AM 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 11, 2013, 5:44 AM MDT (11:44 UTC)
Expired: Jul 11, 2013, 8:45 AM 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), 28 km from the middle of the area, began a volume at 11:46 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 00:00Z, 11.7 hours before the alert went out and 118 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: 71 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 3004 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: -7 m²/s²
0-3 km storm-relative helicity: 24 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

576 
WGUS54 KEPZ 111144
FFWEPZ
NMC035-111445-
/O.NEW.KEPZ.FF.W.0021.130711T1144Z-130711T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EL PASO TX
544 AM MDT THU JUL 11 2013

THE NATIONAL WEATHER SERVICE IN EL PASO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WEST CENTRAL OTERO COUNTY IN SOUTH CENTRAL NEW MEXICO...

* UNTIL 845 AM MDT

* AT 540 AM MDT...RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY      
  RAINFALL ACROSS THE WARNED AREA.

* LOCATIONS IMPACTED INCLUDE...
  WHITE SANDS NATIONAL MONUMENT...
  HOLLOMAN AFB...
  BOLES ACRES...
  OLIVER LEE STATE PARK...

LOCAL LAW ENFORCEMENT REPORTED WATER CROSSING US HIGHWAY 54 NEAR 
OLIVER LEE STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. DO
NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN
DEPTH BY FOOT OR BY AUTOMOBILE.

&&

LAT...LON 3257 10589 3272 10638 3296 10635 3296 10634
      3301 10634 3302 10633 3284 10589

$$

LANEY

1 follow-up statement

582 
WGUS74 KEPZ 111406
FFSEPZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EL PASO TX
806 AM MDT THU JUL 11 2013

NMC035-111421-
/O.CAN.KEPZ.FF.W.0021.000000T0000Z-130711T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OTERO NM-
806 AM MDT THU JUL 11 2013

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR WEST CENTRAL OTERO
COUNTY IS CANCELLED...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. ARROYOS
OR STREAMS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT.

BE AWARE OF DEBRIS SCATTERED ACROSS ROADWAYS AT WASHES AND LOW WATER
CROSSINGS. IF YOU HAVE OBSERVED FLOODING...PLEASE REPORT IT TO YOUR
LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3257 10589 3272 10638 3296 10635 3296 10634
      3301 10634 3302 10633 3284 10589

$$

JMG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 10, 10:30 PM MDT	Severe Thunderstorm Warning	EPZ	Hidalgo	45 min
Jul 11, 3:33 PM MDT	Severe Thunderstorm Warning	EPZ	Otero	57 min
Jul 11, 3:46 PM MDT	Areal Flood Advisory	EPZ	Hidalgo	3 hr
Jul 11, 4:21 PM MDT	Severe Thunderstorm Warning	EPZ	Hidalgo	54 min
Jul 11, 5:04 PM MDT	Severe Thunderstorm Warning	EPZ	Grant, Hidalgo	41 min
Jul 11, 5:38 PM MDT	Areal Flood Advisory	EPZ	Otero	3 hr

Nearby

Flash Flood Warnings in New Mexico, 2013 Every flash flood warning in 2013

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.