Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 91, NWS Midland/Odessa, TX

July 27, 2004Jeff Davis County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Jul 27, 2004, 11:30 PM CDT for Jeff Davis 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
Jul 27, 2004, 11:30 PM CDT (04:30 UTC)
Expired
Jul 28, 2004, 2:30 AM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Counties, with a storm outline in the text

County Jeff Davis County, TX

The radar

The Midland/Odessa radar (KMAF), 247 km from the middle of the area, began a volume at 04:32 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 00:00Z, 4.5 hours before the alert went out and 247 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 2004-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 343 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, Midland Regional, TX at 00:00Z on 2004-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
343 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
747 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMAF 280431
FFWMAF
TXC243-280730-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1130 PM CDT TUE JUL 27 2004

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JEFF DAVIS COUNTY IN SOUTHWEST TEXAS

* UNTIL 230 AM CDT

* AT 1127 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR 
  INDICATED THUNDERSTORMS CAPABLE OF PRODUCING FLASH FLOODING 
  9 MILES SOUTH OF FORT DAVIS...MOVING EAST AT 10 MPH. DOPPLER 
  RADAR ESTIMATES INDICATED NEARLY 3 INCHES OF RAIN HAVE FALLEN
  IN THE LAST 3 HOURS ALONG HIGWAY 118...10 MILES SOUTHEAST OF 
  FORT DAVIS. IN ADDITION...THUNDERSTORMS WERE DEVELOPING WEST 
  AND NORTHWEST OF JEFF DAVIS COUNTY AND WERE MOVING EAST AT 10 
  MPH.  

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. ACT QUICKLY IF FLOODING IS OBSERVED. MOVE TO
HIGHER GROUND.

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

LAT...LON 3063 10495 3066 10494 3110 10412 3067 10345
      3041 10380 3041 10390

$$
1 follow-up statement
000 
WGUS74 KMAF 280553
FFSMAF
TXC243-280730-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1245 AM CDT WED JUL 28 2004

...A FLASH FLOOD WARNING CONTINUES UNTIL 230 AM CDT FOR JEFF DAVIS
COUNTY...

AT 1140 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED 
INTERMITTENT FLOODING ALONG HIGHWAY 118 FROM FORT DAVIS TO ALPINE. 
ADDITIONAL THUNDERSTORMS OVER WESTERN JEFF DAVIS COUNTY WILL MOVE 
EAST AT 15 MPH INTO EASTERN JEFF DAVIS COUNTY THROUGH 230 AM CDT. 
CONTINUED HEAVY RAINFALL WILL LIKELY LEAD TO ADDITIONAL FLASH 
FLOODING ACROSS THE WARNED AREA...PARTICULARLY ALONG HIGHWAY 118.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING. ACT QUICKLY IF FLOODING IS OBSERVED. MOVE TO 
HIGHER GROUND.

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. MOST FLOODING DEATHS ARE PREVENTABLE. TURN
AROUND... DONT DROWN.

LAT...LON 3063 10495 3066 10494 3110 10412 3067 10345
      3041 10380 3041 10390

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 8:33 PM CDTFlash Flood WarningMAFBrewster3 hr
Jul 27, 11:09 PM CDTFlash Flood WarningMAFBrewster, Pecos6 hr
Jul 28, 12:20 AM CDTFlash Flood WarningMAFPresidio5 hr
Jul 28, 2:06 AM CDTFlash Flood WarningMAFHoward4 hr
Jul 28, 2:14 AM CDTFlash Flood WarningMAFGaines3 hr
Jul 28, 2:19 AM CDTFlash Flood WarningMAFJeff Davis4 hr
Jul 28, 3:01 AM CDTFlash Flood WarningMAFTerrell6 hr
Jul 28, 4:53 AM CDTFlash Flood WarningMAFBrewster, Pecos4 hr
Jul 28, 5:05 AM CDTFlash Flood WarningMAFBorden4 hr
Jul 28, 5:52 AM CDTFlash Flood WarningMAFDawson3 hr
Jul 28, 3:28 PM CDTFlash Flood WarningMAFTerrell5 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; radar from the NEXRAD Level II archive.