Alert archive / Texas / Flash Flood Warnings in 2003

Flash Flood Warning 76, NWS Midland/Odessa, TX

September 10, 2003Terrell County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Sep 10, 2003, 6:28 PM CDT for Terrell 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
Sep 10, 2003, 6:28 PM CDT (23:28 UTC)
Expired
Sep 10, 2003, 9:30 PM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Counties, with a storm outline in the text

County Terrell County, TX

The radar

The Midland/Odessa radar (KMAF), 160 km from the middle of the area, began a volume at 23:30 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, 11.5 hours before the alert went out and 160 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 2003-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1071 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 12:00Z on 2003-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
1071 J/kg
Mixed-layer CIN
-163 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
136 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 
WGUS54 KMAF 102330
FFWMAF
TXC443-110230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
628 PM CDT WED SEP 10 2003

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  TERRELL COUNTY IN SOUTHWEST TEXAS

* UNTIL 930 PM CDT

* AT 628 PM CDT...WEATHER SERVICE RADAR INDICATED VERY HEAVY RAINFALL
  WAS OCCURRING OVER NORTHERN TERRELL COUNTY...OR ABOUT 26 MILES   
  NORTHEAST OF SANDERSON...MOVING EAST AT 25 MPH.

AREAS AFFECTED INCLUDE RURAL AREAS OF NORTHERN TERRELL COUNTY...
GENERALLY ALONG RANCH ROAD 2400 FROM THE TERRELL/PECOS COUNTY LINE 
EAST TO THE JUNCTION WITH STATE HIGHWAY 349. 

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

LAT...LON 3054 10237 3024 10236 3031 10187 3066 10193
          3066 10214 3060 10214

$$
1 follow-up statement
000 
WGUS74 KMAF 110101
FFSMAF
TXC443-110230-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
759 PM CDT WED SEP 10 2003

...A FLASH FLOOD WARNING CONTINUES FOR TERRELL COUNTY UNTIL 930 PM 
CDT...

THUNDERSTORMS THAT PRODUCED VERY HEAVY RAINFALL OVER NORTHERN
TERRELL COUNTY HAVE MOVED SOUTHEAST AND HAVE WEAKENED.  HOWEVER...
RUNOFF FROM HEAVY RAINFALL MAY CREATE FLASH FLOODING OF ARROYOS...
DRAWS...AND OTHER LOW LYING AREAS...PARTICULARLY ALONG RANCH ROAD
2400 FROM THE PECOS/TERRELL COUNTY LINE EAST TO THE INTERSECTION
WITH STATE HIGHWAY 349.

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

LAT...LON 3046 10236 3032 10236 3029 10181 3062 10191

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 5:06 PM CDTSevere Thunderstorm WarningMAFPecos54 min
Sep 10, 6:26 PM CDTSevere Thunderstorm WarningMAFTerrell64 min

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; radar from the NEXRAD Level II archive.