Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 82, NWS Midland/Odessa, TX

July 25, 2004Brewster County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Jul 25, 2004, 9:36 AM CDT for Brewster County, Texas. It was in force for 6 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
Jul 25, 2004, 9:36 AM CDT (14:36 UTC)
Expired
Jul 25, 2004, 3:15 PM CDT
In force
6 hr
Issued by
NWS Midland/Odessa, TX
Area
Counties, with a storm outline in the text

County Brewster County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 2.6 hours before the alert went out and 244 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, Del Rio, TX at 12:00Z on 2004-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 745 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, Del Rio, TX at 12:00Z on 2004-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -91 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
745 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
1115 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-91 m²/s²
0-3 km storm-relative helicity
-64 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 251437
FFWMAF
TXC043-252015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
936 AM CDT SUN JUL 25 2004

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

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

* UNTIL 315 PM CDT

* AT 930 AM CDT...THE NATIONAL PARK SERVICE REPORTED THAT LONG DRAW  
  IS FLOODED OVER HIGHWAY 170 WEST OF BIG BEND NATIONAL PARK. IN     
  ADDITION...TERLINGUA CREEK IS ALSO FLOODED ON HIGHWAY 170. SATELLITE
  AND RADAR DATA INDICATE INTENSIFYING RAINFALL OVER THE NORTHERN     
  PARTS OF BREWSTER COUNTY...ESPECIALLY ALONG STATE HIGHWAY 118      
  SOUTH OF ALPINE. 

* LOCATIONS IMPACTED INCLUDE...
  STUDY BUTTE...
  TERLINGUA RANCH LODGE...
  TERLINGUA...

FLASH FLOODING OF CREEKS AND STREAMS... LOW WATER CROSSINGS...
NORMALLY DRY WASHES AND ARROYOS... AND LOW LYING FARMLAND IS LIKELY.
DO NOT DRIVE ACROSS FLOODED ROADS.

TO REPORT FLOODING OR SEVERE WEATHER ONLY... CALL THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 2905 10327 2988 10245 3063 10344 3040 10376
      2928 10378

$$
2 follow-up statements
000 
WGUS74 KMAF 251557
FFSMAF
TXC043-252015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1051 AM CDT SUN JUL 25 2004

...A FLASH FLOOD WARNING CONTINUES UNTIL 315 PM CDT FOR BREWSTER
COUNTY...

AT 1045 AM CDT...A THUNDERSTORM COMPLEX PRODUCING FLASH FLOODING WAS 
REPORTED FROM ALPINE TO EAST OF MARATHON. THESE STORMS WERE MOVING  
NORTH AT 15 MPH AND PRODUCED FLOODING ON U.S. 67 NEAR HOVEY.   
ADDITIONAL STORMS OVER SOUTHERN BREWSTER COUNTY HAVE PRODUCED 
FLOODING OF TERLINGUA CREEK... ALAMO CREEK AND LONG DRAW WHICH HAS 
FLOODED ROADWAYS IN THE BIG BEND NATIONAL PARK BLOCKING TRAFFIC.

TO REPORT FLOODING OR SEVERE WEATHER ONLY... CALL THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 2905 10328 2988 10245 3059 10332 3064 10345
      3040 10377 2928 10378

$$
000 
WGUS74 KMAF 252017
FFSMAF
TXC043-252020-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
312 PM CDT SUN JUL 25 2004

...THE FLASH FLOOD WARNING FOR BREWSTER COUNTY HAS BEEN ALLOWED TO 
EXPIRE AT 315 PM CDT...

AT 310 PM CDT...DOPPLER RADAR DETECTED HEAVYR RAINFALL HAS DECREASED 
OVER BREWSTER COUNTY. THEREFORE...THE FLASH FLOOD WARNING WILL BE 
ALLOWED TO EXPIRE. HOWEVER...ADDITIONAL FLOODING OF LOW-LYING 
AREAS...CREEKS AND ARROYOS WILL BE POSSIBLE DUE TO RUNOFF FROM 
EARLIER RAINFALL.

TO REPORT FLOODING OR SEVERE WEATHER ONLY... CALL THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 2905 10328 2988 10245 3059 10332 3064 10345
      3040 10377 2928 10378

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 8:07 PM CDTFlash Flood WarningMAFUpton3 hr
Jul 25, 3:20 AM CDTFlash Flood WarningMAFPecos, Terrell6 hr
Jul 25, 4:50 AM CDTFlash Flood WarningMAFLoving, Reeves, Ward6 hr
Jul 25, 9:15 AM CDTFlash Flood WarningMAFPecos, Terrell6 hr
Jul 25, 9:47 AM CDTFlash Flood WarningMAFEctor3 hr
Jul 25, 3:15 PM CDTFlash Flood WarningMAFPecos, Terrell4 hr

Nearby

Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004

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.