Alert archive / Texas / Flash Flood Warnings in 1989

Flash Flood Warning 2, NWS Midland/Odessa, TX

May 26, 1989Upton County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at May 26, 1989, 9:21 PM CDT for Upton County, Texas. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
May 26, 1989, 9:21 PM CDT (02:21 UTC)
Expired
May 26, 1989, 10:30 PM CDT
In force
69 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Upton County, TX

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 00:00Z, 2.4 hours before the alert went out and 66 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 00:00Z on 1989-05-27Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 1989-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 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
0 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
252 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 270223
FFWMAF
TXC461-TXC371-270330-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
921 PM CDT FRI MAY 26 1989
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM CDT
AND A FLASH FLOOD WARNING EFFECTIVE UNTIL 1030 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTHWEST TEXAS
          ...SOUTHERN UPTON...EASTERN PECOS
 
AT 915 PM CDT...RADAR INDICATED SEVERE THUNDERSTORMS BETWEEN RANKIN
AND MC CAMEY...AND IN NORTHEAST PECOS COUNTY. LITTLE MOVEMENT WAS
INDICATED IN THESE STORMS...SO FLASH FLOODING MAY OCCUR. RAINFALL
ESTIMATES ARE FROM 1 TO 2 INCHES IN THE LAST HOUR.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKnLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 8:27 PM CDTSevere Thunderstorm WarningMAFUpton48 min
May 26, 9:21 PM CDTFlash Flood WarningMAFPecos69 min
May 26, 9:21 PM CDTSevere Thunderstorm WarningMAFUpton69 min
May 26, 9:21 PM CDTSevere Thunderstorm WarningMAFPecos69 min

Nearby

Flash Flood Warnings in Texas, 1989Every flash flood warning in 1989

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.