Alert archive / New Mexico / Flash Flood Warnings in 2012

Flash Flood Warning 36, NWS Midland/Odessa, TX

September 28, 2012Eddy County, New Mexico

NWS Midland/Odessa, TX issued this flash flood warning at Sep 28, 2012, 2:18 PM MDT for Eddy 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
Sep 28, 2012, 2:18 PM MDT (20:18 UTC)
Expired
Sep 28, 2012, 5:15 PM MDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Flood severity
None

County Eddy County, NM

The radar

The Midland/Odessa radar (KMAF), 194 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 243 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 2012-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 95 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 2012-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.19395878Sfc1 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
95 J/kg
Mixed-layer CIN
-93 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
-42 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.

402 
WGUS54 KMAF 282018
FFWMAF
NMC015-282315-
/O.NEW.KMAF.FF.W.0036.120928T2018Z-120928T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
218 PM MDT FRI SEP 28 2012

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL EDDY COUNTY IN SOUTHEAST NEW MEXICO...

* UNTIL 515 PM MDT

* AT 214 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  AN AREA OF SHOWERS PRODUCING ONE HALF TO NEAR ONE INCH OF RAINFALL 
  PER HOUR...MOVING NORTH AT 15 MPH OVER SOUTHERN EDDY COUNTY.
  THIS WILL LIKELY RESULT IN FLOODING OF ROADWAYS...PARTICULARLY
  IN CARLSBAD...MALAGA AND WHITES CITY. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
  CARLSBAD...OTIS...MALAGA AND WHITES CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3243 10434 3250 10408 3248 10392 3218 10404
      3216 10439

$$
2 follow-up statements
877 
WGUS74 KMAF 282032
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
232 PM MDT FRI SEP 28 2012

NMC015-282315-
/O.CON.KMAF.FF.W.0036.000000T0000Z-120928T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EDDY-
232 PM MDT FRI SEP 28 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 PM MDT FOR
CENTRAL EDDY COUNTY...

AT 225 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED MOST
INTERSECTIONS IN CARLSBAD WERE FLOODED. AT 229 PM CDT...NATIONAL
WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF MODERATE TO
HEAVY RAINFALL MOVING NORTH AT 15 MPH OVER SOUTHERN AND CENTRAL
EDDY COUNTY. ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO ONE
INCH PER HOUR CAN BE EXPECTED.  

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
CARLSBAD...OTIS...MALAGA AND WHITES CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3243 10434 3250 10408 3248 10392 3218 10404
      3216 10439

$$
529 
WGUS74 KMAF 282159
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
359 PM MDT FRI SEP 28 2012

NMC015-282315-
/O.CON.KMAF.FF.W.0036.000000T0000Z-120928T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EDDY-
359 PM MDT FRI SEP 28 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 PM MDT FOR
CENTRAL EDDY COUNTY...

AT 350 PM MDT...WATER CONTINUED TO RUN CURB TO CURB IN THE CITY OF
CARLSBAD. WITH MODERATE RAINFALL CONTINUING IN AND AROUND 
CARLSBAD...STREET FLOODING AND FLOODING OF ARROYO CROSSINGS CAN
BE EXPECTED TO CONTINUE.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OTIS...
CARLSBAD NORTH AND CARLSBAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STREAMS AND DRAINAGES AFFECTED INCLUDE BUT ARE NOT LIMITED TO...PECOS
RIVER...BLACK RIVER...SHEEP DRAW AND DARK CANYON.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE 
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS 
SAFELY.

&&

LAT...LON 3243 10434 3250 10408 3248 10392 3218 10404
      3216 10439

$$

05

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 28, 3:11 AM MDTFlash Flood WatchMAFEddy, Lea33 hr
Sep 28, 1:44 PM MDTAreal Flood AdvisoryMAFEddy, Lea3 hr
Sep 28, 3:25 PM MDTAreal Flood AdvisoryMAFEddy, Lea3 hr

Nearby

Flash Flood Warnings in New Mexico, 2012Every flash flood warning in 2012

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.