Alert archive / New Mexico / Flash Flood Warnings in 2010

Flash Flood Warning 13, NWS Midland/Odessa, TX

May 17, 2010Eddy County, New Mexico

NWS Midland/Odessa, TX issued this flash flood warning at May 17, 2010, 6:36 PM MDT for Eddy County, New Mexico. It was in force for 3 hr. 1 report 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
May 17, 2010, 6:36 PM MDT (00:36 UTC)
Expired
May 17, 2010, 9:30 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 Holloman AFB radar (KHDX), 138 km from the middle of the area, began a volume at 00:37 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
May 17, 8:27 PM MDTFLASH FLOOD4 S Hope, NM3 TO 4 FEET OF WATER FLOWING ACROSS ARMSTRONG ROAD.

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 00:00Z, 0.6 hours before the alert went out and 216 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 00:00Z on 2010-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2010-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4582 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
40 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.

952 
WGUS54 KMAF 180036
FFWMAF
NMC015-180330-
/O.NEW.KMAF.FF.W.0013.100518T0036Z-100518T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
636 PM MDT MON MAY 17 2010

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

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

* UNTIL 930 PM MDT

* AT 629 PM MDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
  FLASH FLOODING FROM A SEVERE THUNDERSTORM LOCATED NEAR HOPE. VERY
  HEAVY RAINFALL IS OCCURRING NEAR AND JUST SOUTH OF HOPE.
  ADDITIONAL RAINFALL IS EXPECTED ACROSS EXTREME NORTHWESTERN 
  EDDY COUNTY...ALONG AND SOUTH OF HIGHWAY 82...FOR THE NEXT HOUR.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HOPE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL IS EXPECTED WHICH COULD INCREASE THE POTENTIAL
FOR FLOODING IN THE WARNED AREA.

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 3263 10449 3262 10484 3275 10484 3296 10483
      3297 10476 3297 10449

$$
2 follow-up statements
117 
WGUS74 KMAF 180235
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
835 PM MDT MON MAY 17 2010

NMC015-180330-
/O.CON.KMAF.FF.W.0013.000000T0000Z-100518T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EDDY-
835 PM MDT MON MAY 17 2010

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM MDT FOR
NORTHWESTERN EDDY COUNTY...

AT 825 PM MDT THE PUBLIC REPORTED WALNUT ARROYO...ABOUT 4 MILES
SOUTH OF HOPE...WAS BEGINNING TO FLOOD.  THE WATER WAS FLOWING 
ACROSS ARMSTRONG ROAD. THE DEPTH OF THE WATER WAS ESTIMATED 
TO BE AROUND 3 TO 4 FEET DEEP.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HOPE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. ACT QUICKLY IF FLOODING IS OBSERVED AND DO NOT
ATTEMPT TO DRIVE THROUGH FLOODED ROADWAYS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT MONDAY
EVENING FOR SOUTHEAST NEW MEXICO AND SOUTHWESTERN TEXAS.

&&

LAT...LON 3263 10449 3262 10484 3275 10484 3296 10483
      3297 10476 3297 10449

$$
320 
WGUS74 KMAF 180327
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
927 PM MDT MON MAY 17 2010

NMC015-180331-
/O.EXP.KMAF.FF.W.0013.000000T0000Z-100518T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EDDY-
927 PM MDT MON MAY 17 2010

...THE FLASH FLOOD WARNING WILL EXPIRE AT 930 PM MDT FOR NORTHWESTERN
EDDY COUNTY...

RAINFALL HAS ENDED ACROSS THE FLASH FLOOD WARNED AREA NEAR 
HOPE...AND FLOOD WATERS ARE EXPECTED TO SLOWLY CONTINUE TO
RECEDE. THEREFORE...THE FLASH FLOOD WARNING WILL BE ALLOWED TO
EXPIRE.  HOWEVER...LOW WATER CROSSINGS SHOULD STILL BE AVOIDED THIS 
EVENING DUE TO THE AMOUNT OF WATER PRESENT IN ARROYOS AND DRAWS.
THIS IS ESPECIALLY TRUE FOR WALNUT ARROYO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALTHOUGH THE THREAT OF SIGNIFICANT FLOODING HAS PASSED...PONDING OF
WATER WILL LIKELY CONTINUE ON SOME ROADWAYS. MOTORISTS SHOULD REMAIN
CAUTIOUS AND BE PREPARED TO SLOW DOWN IF WATER IS ENCOUNTERED TO
PREVENT HYDROPLANING AND LOSS OF VEHICLE CONTROL.

&&

LAT...LON 3263 10449 3262 10484 3275 10484 3296 10483
      3297 10476 3297 10449

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 6:07 PM MDTAreal Flood AdvisoryMAFEddy3 hr
May 17, 6:07 PM MDTSevere Thunderstorm WarningMAFEddy53 min
May 17, 6:30 PM MDTSevere Thunderstorm WarningMAFEddy28 min
May 17, 7:08 PM MDTAreal Flood AdvisoryMAFLea3 hr
May 18, 4:00 AM MDTFire Weather WatchMAF23 hr

Nearby

Flash Flood Warnings in New Mexico, 2010Every flash flood warning in 2010

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.