Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 4, NWS Midland/Odessa, TX

April 2, 2004Mitchell County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Apr 2, 2004, 1:23 PM CST 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: Apr 2, 2004, 1:23 PM CST (19:23 UTC)
Expired: Apr 2, 2004, 4:30 PM CST
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Counties, with a storm outline in the text

County Mitchell County, TX

The radar

The San Angelo radar (KSJT), 110 km from the middle of the area, began a volume at 19:26 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, 7.4 hours before the alert went out and 122 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 73 J/kg
Mixed-layer CIN: -137 J/kg
Mixed-layer LCL: 1213 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: -86 m²/s²
0-3 km storm-relative helicity: -33 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 021924
FFWMAF
TXC335-022230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
123 PM CST FRI APR 2 2004

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

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

* UNTIL 430 PM CST

* AT 120 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  FLASH FLOODING FROM A THUNDERSTORM NEAR WESTBROOK...OR ABOUT 8   
  MILES WEST OF COLORADO CITY...MOVING NORTHEAST AT 5 MPH.

* SOME LOCATIONS AFFECTED BY THE FLASH FLOODING INCLUDE...
  WESTBROOK AND COLORADO CITY.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

TO REPORT FLOODING...CALL THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN MIDLAND AT 1 800 5 9 7 3 2 2 0.

LAT...LON 3213 10112 3214 10072 3247 10073 3249 10114

$$

1 follow-up statement

000 
WGUS74 KMAF 022051
FFSMAF
TXC335-022230-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
251 PM CST FRI APR 2 2004

...A FLASH FLOOD WARNING CONTINUES FOR MITCHELL COUNTY UNTIL 430 PM
CST...

AT 147 PM CST...FLASH FLOODING OF ACCESS ROADS WAS REPORTED ALONG 
INTERSTATE 20 IN WESTBROOK. DOPPLER RADAR ESTIMATES INDICATED AROUND 
TWO INCHES OF RAIN HAVE FALLEN IN THE LAST HOUR JUST WEST OF HIGHWAY 
163...14 MILES SOUTH OF WESTBROOK.   

AT 246 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED  
THUNDERSTORMS OVER MUCH OF MITCHELL COUNTY. THUNDERSTORMS WERE 
LOCATED 20 MILES SOUTH AND SOUTHWEST OF COLORADO CITY...MOVING 
NORTHEAST AT 10 MPH.

ANY ADDITIONAL HEAVY RAINFALL IN THE WESTBROOK AREA OR ALONG HIGHWAY 
163 IN SOUTHWEST MITCHELL COUNTY WILL RESULT IN FLASH FLOODING.  

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

LAT...LON 2931 10403 2949 10425 2959 10445 3050 10444
          3038 10383 2927 10380

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 2, 12:35 PM CST	Severe Thunderstorm Warning	MAF	Mitchell	55 min
Apr 2, 1:37 PM CST	Flash Flood Warning	MAF	Scurry	3 hr
Apr 2, 3:08 PM CST	Severe Thunderstorm Warning	MAF	Brewster	52 min
Apr 2, 3:33 PM CST	Severe Thunderstorm Warning	MAF	Dawson	42 min
Apr 2, 4:57 PM CST	Severe Thunderstorm Warning	MAF	Gaines	63 min
Apr 2, 5:06 PM CST	Severe Thunderstorm Warning	MAF	Andrews	39 min

Nearby

Flash Flood Warnings in Texas, 2004 Every 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; radar from the NEXRAD Level II archive.