Alert archive / Texas / Flash Flood Warnings in 2003

Flash Flood Warning 71, NWS Midland/Odessa, TX

August 31, 2003Mitchell County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Aug 31, 2003, 1:27 AM CDT for Mitchell County, Texas. 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 outline as issued.

The facts

Issued
Aug 31, 2003, 1:27 AM CDT (06:27 UTC)
Expired
Aug 31, 2003, 4:30 AM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Counties, with a storm outline in the text

County Mitchell County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 6.5 hours before the alert went out and 121 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 2003-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 378 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2003-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
378 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
1323 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
58 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 
WGUS54 KMAF 310629
FFWMAF
TXC335-310930-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
127 AM CDT SUN AUG 31 2003

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MITCHELL COUNTY IN WEST TEXAS

* UNTIL 430 AM CDT

* AT 127 AM CDT...WEATHER SERVICE RADAR INDICATED VERY HEAVY RAINFALL
  WAS OCCURRING 11 MILES WEST OF COLORADO CITY...AND 9 MILES         
  SOUTHWEST OF COLORADO CITY...MOVING NORTHEAST AT 15 MPH. 

* SOME LOCATIONS AFFECTED INCLUDE...
  COLORADO CITY...CUTHBERT...LORAINE AND WESTBROOK

DO NOT DRIVE ACROSS FLOODED ROADWAYS. MOST FLASH FLOOD DEATHS OCCUR
IN AUTOMOBILES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS DIFFICULT TO RECOGNIZE
FLOOD DANGERS. DO NOT DRIVE INTO FLOODED AREAS.

LAT...LON 3211 10115 3212 10069 3248 10070 3249 10114

$$
1 follow-up statement
000 
WGUS74 KMAF 310903
FFSMAF
TXC335-310915-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
403 AM CDT SUN AUG 31 2003

...THE FLASH FLOOD WARNING FOR MITCHELL COUNTY HAS BEEN CANCELED...

AT 359 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
RAINFALL HAD DECREASED SIGNIFICANTLY OVER MITCHELL COUNTY...AND THE 
FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE IN 
LOW LYING AND POOR DRAINAGE AREAS...BUT THE THREAT OF SERIOUS 
FLOODING IS ENDING. THUS...THE FLASH FLOOD WARNING HAS BEEN CANCELED.

LAT...LON 3209 10118 3243 10117 3252 10119 3253 10084
          3253 10065 3209 10066

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 8:54 PM CDTFlash Flood WarningMAFEctor3 hr
Aug 30, 9:36 PM CDTFlash Flood WarningMAFCrane, Ward3 hr
Aug 30, 10:32 PM CDTFlash Flood WarningMAFPecos3 hr
Aug 30, 11:16 PM CDTFlash Flood WarningMAFMidland3 hr
Aug 30, 11:27 PM CDTFlash Flood WarningMAFBorden3 hr
Aug 30, 11:39 PM CDTFlash Flood WarningMAFEctor3 hr
Aug 30, 11:45 PM CDTFlash Flood WarningMAFBrewster3 hr
Aug 31, 1:18 AM CDTFlash Flood WarningMAFPecos5 hr
Aug 31, 2:44 AM CDTFlash Flood WarningMAFBrewster3 hr

Nearby

Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003

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.