Alert archive / New Mexico / Flash Flood Warnings in 1999

Flash Flood Warning 82, NWS Midland/Odessa, TX

July 10, 1999Eddy County, New Mexico

NWS Midland/Odessa, TX issued this flash flood warning at Jul 10, 1999, 10:04 AM 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 counties it named.

The facts

Issued
Jul 10, 1999, 10:04 AM MDT (16:04 UTC)
Expired
Jul 10, 1999, 1:00 PM MDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Eddy County, NM

The radar

The Holloman AFB radar (KHDX), 183 km from the middle of the area, began a volume at 16:06 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, 4.1 hours before the alert went out and 206 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 1999-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 82 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 1999-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.1939Sfc1 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
82 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
1157 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
-62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Jul 10, 8:46 AM MDT, 1 hour 18 minutes earlier.

Area forecast discussion, Jul 10, 8:46 AM MDT, 1 hour 18 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND TX
945 AM CDT (845 AM MDT) SAT JUL 10 1999

MOIST AND UNSTABLE SOUNDING THIS MORNING AT KMAF WITH LIFTED INDEX
OF MINUS 6...CAPE ABOVE 3000 J/KG...AND PRECIP WATER VALUES ABOVE
1.5 INCHES.  COLD FRONT ACROSS SOUTHERN PERMIAN BASIN AND ALONG
I-10 WEST OF THE PECOS HAS BEEN FOCUS FOR THE STRONGER THUNDERSTORMS
SO FAR THIS MORNING AND CONTINUING THIS AFTERNOON AND EVENING.

SLOW MOVING TRAINING STORMS SHOULD COMBINE WITH CURRENT INSTABILITIES
AND FAVORABLE DIVERGENCE ALOFT ASSOCIATED WITH AN UPPER LEVEL
ANTICYCLONIC SHEAR AXIS TO CONTINUE THE CHANCES FOR ISOLATED AREAS OF
LOCALLY HEAVY RAINS ACROSS MOST OF WEST TEXAS AND SOUTHEAST NEW
MEXICO THIS AFTERNOON AND EVENING.

RRF/01

In the hours before

Special weather statement, Jul 10, 4:29 AM MDT, 5 hours 35 minutes before
NMZ027>029-TXZ045>048-050>052-057>063-067>070-074-075-079>082-110500-

THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE MIDLAND TX
525 AM CDT (425 AM MDT) SAT JUL 10 1999

THIS OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN WEST TEXAS:

ANDREWS   CULBERSON  GLASSCOCK   MARTIN    REAGAN   UPTON
BORDEN    DAWSON     HOWARD      MIDLAND   REEVES   WARD
BREWSTER  ECTOR      JEFF DAVIS  PECOS     SCURRY   WINKLER
CRANE     GAINES     LOVING      PRESIDIO  TERRELL

AND IN SOUTHEAST NEW MEXICO:

EDDY      LEA

SYNOPSIS:
A COLD FRONT STRETCHED FROM NEAR CHILDRESS TO JUST SOUTH OF LUBBOCK
AND ROSWELL NEW MEXICO. THIS FRONT WILL CONTINUE TO SAG SOUTH TODAY AND
TONIGHT AS HIGH PRESSURE BUILDS SOUTH ACROSS THE CENTRAL PLAINS
STATES. SHOWERS AND THUNDERSTORMS WILL BE MOST NUMEROUS EARLY TODAY
ALONG THE FRONT ACROSS THE NORTHERN HALF OF THE PERMIAN BASIN NORTH
OF MIDLAND TEXAS...DAVIS AND GUADALUPE MOUNTAINS...AND SOUTHEAST NEW
MEXICO. AS THE FRONT CONTINUES SOUTH LATER TODAY AND TONIGHT SHOWERS
AND THUNDERSTORMS WILL ALSO BECOME SCATTERED TO NUMEROUS ACROSS THE
SOUTHERN HALF OF THE PERMIAN BASIN...STOCKTON PLATEAU....AND BIG
BEND. SEVERE THUNDERSTORMS ARE NOT LIKELY DUE TO WEAK STEERING WINDS
ALOFT...HOWEVER FLASH FLOODING WILL BE A THREAT DUE TO A VERY MOIST
ATMOSPHERE ALONG WITH WEAK STEERING WINDS.

SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER THOSE INTERESTS
SENSITIVE TO FLASH FLOODING SHOULD BE PREPARED TO TAKE ACTION.

FOR THE WEST CENTRAL TEXAS OUTLOOK SEE PRODUCT LBBSPSSJT.

12

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 11:53 AM MDTFlash Flood WarningMAFEddy3 hr

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.