Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 33, NWS Midland/Odessa, TX

July 19, 2002Brewster County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Jul 19, 2002, 6:24 PM CDT for Brewster 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 19, 2002, 6:24 PM CDT (23:24 UTC)
Expired
Jul 19, 2002, 9:00 PM CDT
In force
3 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, 11.4 hours before the alert went out and 218 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 2002-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1937 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 2002-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
1937 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
721 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
55 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 192324
FFWMAF
TXC043-200200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
622 PM CDT FRI JUL 19 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 900 PM CDT

* AT 619 PM CDT...WEATHER SERVICE RADAR INDICATED THUNDERSTORMS
  PRODUCING VERY HEAVY RAINFALL 26 MILES NORTH OF PERSIMMON GAP...OR
  ABOUT 12 MILES SOUTH OF MARATHON.  THE AREA OF HEAVY RAIN WAS
  NEARLY STATIONARY.

* SOME LOCATIONS AFFECTED INCLUDE...
  PERSIMMON GAP AND HEATH CANYON.

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

EXCESSIVE RUNOFF WILL INUNDATE ROADS AND FARM AND RANCH LAND. DO NOT
DRIVE ACROSS FLOODED ROADWAYS NEVER ATTEMPT TO CROSS FLOWING WATER
IN A CAR OR ON FOOT.

FLOODING IN MOUNTAINOUS AREAS IS ESPECIALLY DANGEROUS. HEAVY
RAINFALL...EVEN IN THE DISTANT...CAN CREATE SUDDEN FLOWS CAPABLE OF
OVERTAKING CAMPERS AND HIKERS. SEEK HIGHER GROUND NOW

WATER WILL RAPIDLY FILL NORMALLY DRY ARROYOS AND DRAWS. CAMPERS AND 
HIKERS SHOULD MOVE TO HIGHER GROUND NOW

LAT...LON 2979 10277 2952 10281 2927 10298 2950 10316
          2968 10331 3005 10341 3020 10322 3017 10296

Nearby

Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002

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.