Alert archive / New Mexico / Flash Flood Warnings in 1990

Flash Flood Warning 7, NWS Midland/Odessa, TX

July 28, 1990Lea County, New Mexico

NWS Midland/Odessa, TX issued this flash flood warning at Jul 28, 1990, 1:43 PM MDT for Lea County, New Mexico. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 28, 1990, 1:43 PM MDT (19:43 UTC)
Expired
Jul 28, 1990, 3:45 PM MDT
In force
2 hr
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Lea County, NM

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 7.7 hours before the alert went out and 147 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 1990-07-28Temperature 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, Midland Regional, TX at 12:00Z on 1990-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 281944
FFWMAF
NMC025-282145-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
243 PM CDT (143 PM MDT) SAT JUL 28 1990
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  445 PM CDT (345 PM MDT)
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST NEW MEXICO
 
   ...LEA COUNTY
 
AT 235 PM CDT (135 PM MDT)...ROAD FLOODING WAS STILL BEING REPORTED 5
TO 10 MILES NORTH OF HOBBS NEW MEXICO BY THE CIVIL DEFENSE DIRECTOR
FOR LEA COUNTY. THUNDERSTORMS CONTINUE TO DEVELOP ACROSS SOUTHEAST NEW
MEXICO WITH THE POSSIBILITY OF MORE HEAVY RAIN IN AREAS THAT ARE
ALREADY FLOODED.
 
SINCE HEAVY RAIN FELL OVER MUCH OF LEA COUNTY YESTERDAY...THE
GROUND IS LIKELY SATURATED SO CONDITIONS WILL BE SLOW TO IMPROVE.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

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.

In the hours before

Special weather statement, Jul 28, 9:47 AM MDT, 3 hours 56 minutes before
TXZ007-008-010>018-024-034-050>054-NMZ013-281645-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MIDLAND TX
1040 AM CDT SAT JUL 28 1990

...THUNDERSTORMS INCREASING IN INTENSITY IN SOUTHEAST NEW MEXICO...

AT 1025 AM CDT...A THUNDERSTORM WITH VERY HEAVY RAIN INDICATED HAD
DEVELOPED 20 MILES NORTHWEST OF HOBBS NEW MEXICO. THUNDERSTORMS...
SOME WITH VERY HEAVY RAIN AND RAINSHOWERS WERE SCATTERED FROM NORTHWEST
OF LUBBOCK TEXAS TO NORTHWEST OF FORT DAVIS TEXAS AND COVERED THE EXTREME
SOUTHEAST CORNER OF NEW MEXICO.

MOVEMENT WAS NORTHEAST 10 MILES AN HOUR.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR TV FOR FURTHER
INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 6:13 PM MDTFlash Flood WarningMAFLea3 hr
Jul 27, 6:25 PM MDTSevere Thunderstorm WarningMAFChaves65 min
Jul 27, 11:37 PM MDTFlash Flood WarningMAFLea2 hr

Nearby

Flash Flood Warnings in New Mexico, 1990Every flash flood warning in 1990

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.