Alert archive / New Mexico / Flash Flood Warnings in 1999

Flash Flood Warning 62, NWS Midland/Odessa, TX

June 19, 1999Lea County, New Mexico

NWS Midland/Odessa, TX issued this flash flood warning at Jun 19, 1999, 4:40 PM MDT for Lea County, New Mexico. It was in force for 110 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jun 19, 1999, 4:40 PM MDT (22:40 UTC)
Expired
Jun 19, 1999, 6:30 PM MDT
In force
110 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Lea County, NM

The radar

The Midland/Odessa radar (KMAF), 131 km from the middle of the area, began a volume at 22:40 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

Midland Regional, TX (KMAF), launched 12:00Z, 10.7 hours before the alert went out and 129 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, Midland Regional, TX at 12:00Z on 1999-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 877 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 1999-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
877 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
774 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
85 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.

000 
TTAA00 KMAF 192241 COR
FFWMAF
NMC025-200030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED PRODUCT HEADER
NATIONAL WEATHER SERVICE MIDLAND-ODESSA TX
440 PM MDT SAT JUN 19 1999

THE MIDLAND-ODESSA NATIONAL WEATHER SERVICE OFFICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN LEA COUNTY IN NEW MEXICO

* UNTIL 630 PM MDT

* AT 430 PM MDT...A WEATHER SPOTTER REPORTED A FOOT OF WATER COVERING
  HIGHWAY 8 NEAR MONUMENT. RADAR INDICATES THAT BETWEEN 4 AND 5 INCHES
  OF RAIN HAS FALLEN JUST SOUTHWEST OF MONUMENT.  AN ADDITIONAL 2 TO
  3 INCHES OF RAIN IS POSSIBLE IN THIS AREA.

* SOME LOCATIONS AFFECTED BY THIS FLASH FLOOD WARNING INCLUDE...
  OIL CENTER...HUMBLE CITY...MONUMENT...NADINE...HOBBS AND EUNICE

DO NOT DRIVE THROUGH FLOODED AREAS. SHALLOW...SWIFTLY FLOWING WATER
CAN WASH A CAR FROM A ROADWAY. ALSO...THE ROADBED MAY NOT BE INTACT
UNDER THE WATER.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE MIDLAND-ODESSA NATIONAL WEATHER SERVICE OFFICE.

LAT...LON 3240 10367 3223 10310 3282 10310 3290 10335

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Midland/Odessa, TX wrote its last area forecast discussion before this flash flood warning went out at Jun 19, 1:42 PM MDT, 2 hours 58 minutes earlier.

Area forecast discussion, Jun 19, 1:42 PM MDT, 2 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND TX
242 PM CDT SAT JUN 19 1999

TSRA ALREADY FIRING ALG MTNS IN RESPONSE TO INSOLATION AND SLOW
MOVG H5 SHRTWV OVER SRN N.M. NOTICEABLE IN WV STLT IMAGERY.

WESTERLIES RMN NORTH OF AREA THRU PD WITH NGM ODD MDL OUT ON
STRENGTH AND POSITION OF H5 SHRTWV.  CONSIDERING CONSENSUS OF
OTHER MDLS WITH THIS FEATURE AND ACTIVITY ALREADY DVLPG...HAVE
DECIDED TO GO WITH HIER CHC TSRA THAN PREVIOUS FCST.  REALLY NO SFC
BNDRY FOR ACTIVITY TO FOCUS ON AND LTL H7-H5 Q VECTOR CONVERGENCE
THRU PD.  HOWEVER...INCREASING H85 MSTR...DESTABILIZING ATMOSPHERE
DURG EACH AFTN...RESIDUAL SFC BOUNDARIES AND SLOW MOVEMENT OF H5
SHRTWV ARND RDG APPEARS TO BE ENUF TO UP POPS THRU PD.  HAVE KEPT CHC
LOWER ACRS ERN COUNTIES TNGT...BUT INCREASED SUN THRU MON AS SHRTWV
SETTLES ACRS REST OF AREA.  SVR THREAT APPEARS MINIMAL AS TSRA
LOOK TO STAY UNORGANIZED IN WEAK MID TO UPR WIND REGIME.  HEAVY
RAIN GOOD POSSIBILITY IN AND ARND MTNS WITH SLOW MOVG CELLS.  AFTER
COORD WITH LBB AND SINCE HEAVIER PCPN HAS BEEN SPOTTY OVER SWRN
ZNS...WILL HOLD OFF ON FFA.

LOOKS LIKE WE MAY BE STUCK WITH THIS FEATURE UNTIL STRONGER SHRTWV
PASSES ACRS CNTRL PLAINS BY MIDWEEK AND HELPS PROPAGATE SHRTWV EWD.
MDL GUIDANCE OUTPUT VERY SIMILAR AND WILL STICK CLOSE.  GOOD BET
MAINLY SELY WINDS PREVAIL MOST CWA THRU PD.

MAF 67/84/66/87 2344
CNM 66/86/65/90 5432
MRF 58/81/59/83 7555
P07 68/85/68/83 5555

AKL

Nearby

Flash Flood Warnings in New Mexico, 1999Every flash flood warning in 1999

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.