Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 23, NWS Midland/Odessa, TX

July 5, 2002Brewster County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Jul 5, 2002, 3:55 AM 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 5, 2002, 3:55 AM CDT (08:55 UTC)
Expired: Jul 5, 2002, 6:45 AM 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 00:00Z, 8.9 hours before the alert went out and 239 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: 2373 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 1055 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 248 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.2

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMAF 050855
FFWMAF
TXC043-051145-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
350 AM CDT FRI JUL 5 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 645 AM CDT

* AT 350 AM CDT...THE ALPINE POLICE DEPARTMENT REPORTED WATER
  OVER THE ROADWAYS IN ALPINE. WEATHER SERVICE RADAR INDICATED
  THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL 16 MILES NORTHEAST OF
  MARATHON. ANOTHER AREA OF THUNDERSTORMS WAS LOCATED 5 MILES NORTH OF
  PANTHER JUNCTION. THESE STORMS ARE MOVING NORTHEAST AT 20 MPH.

* SOME LOCATIONS AFFECTED INCLUDE...
  ALPINE...CHISOS BASIN...MARATHON...PANTHER JUNCTION...STUDY
  BUTTE...PERSIMMON GAP...ALTUDA AND TERLINGUA RANCH  LODGE

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

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS DIFFICULT TO RECOGNIZE
FLOOD DANGERS. DO NOT DRIVE INTO FLOODED AREAS.

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

LAT...LON 3040 10378 2930 10379 2914 10348 2901 10320
          2946 10286 2976 10269 2988 10236 3065 10345

2 follow-up statements

000 
WGUS74 KMAF 051044
FFSMAF
TXC043-051145-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
540 AM CDT FRI JUL 5 2002

...A FLASH FLOOD WARNING CONTINUES FOR BREWSTER COUNTY UNTIL 645 AM
CDT...

AT 536 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE AN AREA OF VERY HEAVY RAINFALL BETWEEN ALPINE AND MARATHON.
THE STORMS PRODUCING HEAVY RAINFALL WERE MOVING NORTHEAST AT 15 MPH.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS DIFFICULT TO RECOGNIZE
FLOOD DANGERS. DO NOT DRIVE INTO FLOODED AREAS.

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

LAT...LON 3039 10379 2926 10376 2907 10338 2900 10314
          2972 10271 2988 10238 3066 10346

000 
WGUS74 KMAF 051123
FFSMAF
TXC043-051200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
622 AM CDT FRI JUL 5 2002

...THE FLASH FLOOD WARNING FOR BREWSTER COUNTY HAS BEEN CANCELED...

NATIONAL WEATHER SERVICE RADAR INDICATED THE RAINFALL WAS ENDING
ACROSS THE WARNED AREA...AND THE FLOOD THREAT WAS DIMINISHING. SOME
MINOR FLOODING MAY CONTINUE...BUT THE THREAT OF SERIOUS FLOODING IS
ENDING. THUS...THE FLASH FLOOD WARNING IS BEING CANCELED.

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

LAT...LON 3040 10378 2928 10377 2907 10339 2901 10316
          2974 10270 2990 10240 3063 10346

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 4, 8:05 PM CDT	Flash Flood Warning	MAF	Glasscock	3 hr
Jul 4, 8:17 PM CDT	Tornado Warning	MAF	Glasscock	28 min
Jul 5, 4:20 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	2 hr

Nearby

Flash Flood Warnings in Texas, 2002 Every 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.