Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 124, NWS Midland/Odessa, TX

August 31, 2004Pecos County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Aug 31, 2004, 11:59 AM CDT for Pecos 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, 2004, 11:59 AM CDT (16:59 UTC)
Expired
Aug 31, 2004, 3:00 PM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Counties, with a storm outline in the text

County Pecos County, TX

The radar

The Midland/Odessa radar (KMAF), 144 km from the middle of the area, began a volume at 17:00 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, 5.0 hours before the alert went out and 144 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 2004-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 2004-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -84 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
6 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
1168 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-84 m²/s²
0-3 km storm-relative helicity
-88 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 311700
FFWMAF
TXC371-312000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1159 AM CDT TUE AUG 31 2004

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

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

* UNTIL 300 PM CDT

* AT 1154 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED 
  TO DETECT VERY HEAVY RAINFALL FROM A THUNDERSTORM OVER THE CITY OF
  FORT STOCKTON. RADAR ESTIMATES THAT BETWEEN ONE AND TWO INCHES OF
  RAIN HAS FALLEN IN FORT STOCKTON OVER THE PAST TWO HOURS. AT 1150
  AM CDT...THE FORT STOCKTON POLICE DEPARTMENT REPORTED THAT NUMEROUS
  CITY STREETS WERE FLOODING. STORMS OVER CENTRAL PECOS COUNTY ARE 
  NEARLY STATIONARY...AND ADDITIONAL HEAVY RAINFALL WILL LIKELY CAUSE
  FLASH FLOODING IN AND NEAR FORT STOCKTON.

FLASH FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW
WHERE YOU ARE RELATIVE TO ARROYOS...DRAWS...AND OTHER LOW LYING
AREAS. HEAVY RAINFALL...EVEN FROM DISTANT STORMS...CAN CREATE
SUDDEN FLOWS CAPABLE OF OVERTAKING CAMPERS AND HIKERS. MOVE UP TO
ESCAPE RISING WATER.

KEEP CHILDREN AWAY FROM CULVERTS...DITCHES...STORM DRAINS...AND
SWOLLEN CREEKS.

MOST FLOODING DEATHS ARE PREVENTABLE...AND MANY OCCUR WHEN MOTORISTS
DRIVE ACROSS FLOODED ROADWAYS. IT IS NEVER SAFE TO DRIVE ON FLOODED
ROADS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY
AWAY YOUR VEHICLE. TURN AROUND... DONT DROWN.

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

LAT...LON 3079 10344 3052 10303 3094 10231 3122 10283

$$
1 follow-up statement
000 
WGUS74 KMAF 311746
FFSMAF
TXC371-312000-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1246 PM CDT TUE AUG 31 2004

...A FLASH FLOOD WARNING CONTINUES UNTIL 300 PM CDT FOR PECOS
COUNTY...

AT 1238 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT THE 
GONZALES LOOP...AND SEVERAL RESIDENTIAL STREETS HAVE BEEN CLOSED IN 
FORT STOCKTON DUE TO FLOODING. 

AT 1240 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED   
TO DETECT VERY HEAVY RAINFALL FROM A THUNDERSTORM OVER THE CITY OF   
FORT STOCKTON. RADAR ESTIMATES THAT TWO TO THREE INCHES OF RAIN HAS 
FALLEN IN FORT STOCKTON SINCE 1000 AM CDT. ADDITIONAL HEAVY RAINFALL 
WILL LIKELY CAUSE FLASH FLOODING IN AND NEAR FORT STOCKTON. 

FLASH FLOODING OF CREEKS AND STREAMS...STREETS AND UNDERPASSES...LOW 
WATER CROSSINGS...AND LOW LYING FARMLAND IS LIKELY. DO NOT DRIVE 
ACROSS FLOODED ROADS.

KEEP CHILDREN AWAY FROM CULVERTS... DITCHES... STORM DRAINS...AND
SWOLLEN CREEKS.

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 3079 10344 3052 10303 3094 10231 3122 10283

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 7:15 PM CDTFlash Flood WarningMAFCrane4 hr
Aug 31, 3:00 PM CDTFlash Flood WarningMAFPecos3 hr
Aug 31, 4:18 PM CDTFlash Flood WarningMAFAndrews4 hr
Aug 31, 6:25 PM CDTFlash Flood WarningMAFCrane4 hr
Aug 31, 6:49 PM CDTFlash Flood WarningMAFTerrell3 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.