Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 53, NWS San Angelo, TX

July 6, 2002Jones County, Taylor County, Texas

NWS San Angelo, TX issued this flash flood warning at Jul 6, 2002, 8:53 AM CDT for Jones County, Taylor County, Texas. It was in force for 6 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 6, 2002, 8:53 AM CDT (13:53 UTC)
Expired
Jul 6, 2002, 2:30 PM CDT
In force
6 hr
Issued by
NWS San Angelo, TX
Area
Counties, with a storm outline in the text

Counties Jones County, TX, Taylor County, TX

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 1.9 hours before the alert went out and 219 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 2002-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1926 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 12:00Z on 2002-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
1926 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
639 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
71 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 KSJT 061353
FFWSJT
TXC253-441-061930-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
853 AM CDT SAT JUL 6 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JONES COUNTY IN NORTH CENTRAL TEXAS
  TAYLOR COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 230 PM CDT

* AT 830 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED        
  STATIONARY THUNDERSTORMS WITH HEAVY RAIN FROM MERKEL TO BUFFALO    
  GAP.

* HEAVY RAINS OF 2 INCHES PER HOUR ARE LIKELY WITH THESE STORMS      
  THROUGH LATE MORNING. FURTHER NORTH ACROSS JONES COUNTY...RAINFALL 
  AMOUNTS OF 1/2 INCH PER HOUR ARE LIKELY. RAINFALL TOTALING 5 TO 7  
  INCHES HAS FALLEN IN SOUTHERN ABILENE THIS MORNING...WITH AMOUNTS  
  OF 5 TO 10 INCHES FROM BUFFALO GAP TO OVALO AND LAWN. MUCH OF      
  J0NES COUNTY HAS RECEIVED 3 TO 5 INCHES.

DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. THE WATER DEPTH 
MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. DO NOT ATTEMPT TO
DRIVE AROUND BARRICADES. MOST FLASH FLOOD DEATHS OCCUR IN VEHICLES.

LAT...LON 3210 10014 3211 9967 3293 9967 3293 10012
2 follow-up statements
000 
WGUS74 KSJT 061429
FFSSJT
TXC059-151-253-353-441-061615-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
928 AM CDT SAT JUL 6 2002

...FLASH FLOOD WARNINGS ARE IN EFFECT UNTIL 1215 PM FOR 
FISHER...NOLAN AND CALLAHAN COUNTIES...AND UNTIL 230 PM FOR TAYLOR 
AND JONES COUNTIES...

DOPPLER RADAR ESTIMATED THAT 4 TO 6 INCHES OF RAIN HAD FALLEN 
BETWEEN 6 AM AND 9 AM...FROM WEST CENTRAL CALLAHAN COUNTY...THROUGH 
CENTRAL TAYLOR COUNTY. RADAR ESTIMATED THREE HOUR RAINFALL TOTALS OF 
3 TO 4 INCHES OVER WESTERN JONES AND NORTHEAST NOLAN COUNTIES.   

AT 9 AM CDT...ABILENE EMERGENCY MANAGEMENT REPORTED THAT SOME HOMES 
ALONG CEDAR CREEK WERE FLOODED AND THAT EVACUATIONS WERE UNDERWAY. 
EMERGENCY SHELTERS HAVE BEEN OPENED IN THE CITY OF ABILENE.

HIGHWAY 89 NEAR BUFFALO GAP WAS REPORTED IMPASSABLE DUE TO HIGH 
WATER.

AT 925 AM...DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN 
CONTINUE FROM EASTERN NOLAN COUNTY...THROUGH TAYLOR COUNTY AND 
SOUTHERN CALLAHAN COUNTY. THE HEAVIEST RAIN WILL LIKELY CONTINUE 
OVER CENTRAL TAYLOR COUNTY THROUGH LATE MORNING. HOURLY RAINFALL OF 
2 TO 3 INCHES CAN BE EXPECTED.
000 
WGUS74 KSJT 061756
FFSSJT
TXC253-441-061930-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
1255 PM CDT SAT JUL 6 2002

...FLASH FLOOD WARNINGS REMAIN IN EFFECT FOR TAYLOR AND JONES 
COUNTIES UNTIL 230 PM CDT...

AT 1250 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A BROAD AREA 
OF SHOWERS AND THUNDERSTORMS IN AN AREA BOUNDED BY ABILENE...ALBANY 
AND BAIRD. THIS AREA OF SHOWERS AND THUNDERSTORMS WAS SLOWLY 
DECREASING IN AREAL COVERAGE AND INTENSITY. ALTHOUGH RAINFALL ACROSS 
TAYLOR AND JONES COUNTIES SHOULD CONTINUE TO DECREASE EARLY THIS 
AFTERNOON...SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP ACROSS 
THE BIG COUNTRY THROUGHOUT THE AFTERNOON.

ABILENE AND TAYLOR COUNTY EMERGENCY MANAGEMENT OFFICIALS REPORT THAT 
EVACUATIONS CONTINUE TO TAKE PLACE EARLY THIS AFTERNOON ALONG 
LITTLE ELM AND CEDAR CREEKS. SHELTERS HAVE BEEN OPENED AT THE J.D. 
DANIELS RECREATION CENTER...AT NORTH EIGHTH STREET AND TREADWAY... 
AND AT THE SALVATION ARMY...AT SOUTH SEVENTEENTH AND BUTTERNUT 
STREETS.

THIS REMAINS A SERIOUS FLOOD SITUATION. MOTORISTS SHOULD BE 
EXTREMELY CAREFUL IN DRIVING ACROSS LOW AREAS. IT ONLY TAKES ABOUT 
TWO FEET OF WATER TO FLOAT MOST CARS AND TRUCKS. CHILDREN SHOULD NOT 
PLAY NEAR DRAINAGE DITCHES.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Angelo, TX wrote its last area forecast discussion before this flash flood warning went out at Jul 6, 2:57 AM CDT, 5 hours 56 minutes earlier.

Area forecast discussion, Jul 6, 2:57 AM CDT, 5 hours 56 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
257 AM CDT SAT JUL 6 2002

TROPICAL AIRMASS REMAINS IN PLACE WITH DEWPOINTS IN THE
70S...BOUNDARIES GALORE...THE SEMI-PERMANENT SHEAR AXIS JUST EAST OF
ABI...AN UPPER LOW OVER NM...UPPER DIFFLUENT AREA OVER MOST OF WEST
TX.  ALL SPELL CONTINUED CHANCES FOR RAIN.

SHEAR AXIS HAS GONE THROUGH ITS NIGHTTIME FLARE UP OVER OUR
NORTHEASTERN COUNTIES...WITH BROWN COUNTY THE TX RAINFALL WINNER
WITH OVER 5-6 INCHES OF RAIN. ACTIVE FLOODING AND RESCUES OCCURRING
AT THIS TIME IN BROWN AND COLEMAN COUNTIES.  THIS FEATURE SHOULD BE
THE FOCUS FOR TSTMS ACROSS THE EASTERN BIG COUNTRY...AND SINCE THE
SYSTEM HAS MOVED A BIT FURTHER NORTH...WILL SHIFT THE FOCUS OF THE
FLASH FLOOD WATCH FURTHER NORTH.  PLAN ON TAKING OUR SOUTHEASTERN
COUNTIES OUT OF THE FF WATCH.  THO IF TSTMS BUILD THIS
AFTERNOON...FLOOD WARNINGS WILL BE NEEDED.

NO BIG CHANCES OVER THE WEEKEND AS RAIN CHANCES ABOUND.  WILL
KEEP LOWEST POPS IN OUR SOUTHWESTERN COUNTIES...WHERE UNFORTUNATELY
LITTLE BENEFICIAL RAIN HAS FALLEN THIS WEEK DESPITE THE ATYPICAL WET
ENVIRONMENT.  IN GENERAL LOWER POPS FOR SOUTH AS SHEAR AXIS AND NM
LOW ENERGY WILL FOCUS BEST RAIN CHANCES IN OUR NORTHERN COUNTIES.

MRF STILL HOLDING FIRM ON PATTERN WITH SFC HIGH OVER THE ROCKIES AND
DECENT RAIN CHANCES THROUGH MON/TUE.  WILL CONTINUE TO SHOW SLOW
DRYING...BY THE END OF THE FORECAST PERIOD...MUCH MORE TYPICAL
WEATHER TAKES HOLD WITH NO REAL CHANCE OF RAIN AND TEMPS 95-100 BY
LATE IN THE WEEK.

CCF PRELIMS...

ABI 084/070/088/070 8542
SJT 090/070/093/070 4442
JCT 090/070/093/070 4332

.SJT...FLASH FLOOD WATCH TODAY FOR MCCULLOCH...SAN SABA...
BROWN...COLEMAN...RUNNELS...CALLAHAN...TAYLOR...JONES...SHACKELFORD
...HASKELL AND THROCKMORTON COUNTIES.

25

In the hours before

Special weather statement, Jul 6, 6:00 AM CDT, 2 hours 53 minutes before
TXZ049-054-065-066-071>073-076>078-098-099-113-114-127-128-139-140-
154-155-168>170-061500-

WEST CENTRAL TEXAS HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
600 AM CDT SAT JUL 6 2002

...DANGEROUS FLOODING RAINS ACROSS THE BIG COUNTRY AND HEARTLAND
TODAY...

THE UPPER LEVEL DISTURBANCE THAT PRODUCE THE EXTREME FLOODING IN
CENTRAL TEXAS HAS MOVED OVER THE BIG COUNTRY. FLOODING RAINS WERE
OCCURRING IN THE BIG COUNTRY THIS MORNING...WITH RAINFALL ESTIMATES
OVER 10 INCHES IN NORTHERN COLEMAN AND BROWN COUNTIES.  OVER 5
INCHES OF RAIN FELL IN PORTIONS OF ABILENE. ABILENE MAY SEE UP TO 3
INCHES OF ADDITIONAL RAINFALL. A FEW OTHER AREAS IN THE BIG COUNTY
AND HEARTLAND MAY SEE AN ADDITIONAL 5 TO 10 INCHES OF RAINFALL.

RIVER FLOODING MAY BE A PROBLEM TODAY OVER THE BRAZOS RIVER...AND
OVER JIM NED CREEK AND PECAN BAYOU IN BROWN AND COLEMAN COUNTIES.
LAKE BROWNWOOD IS A FOOT OVER ITS SPILLWAY. ADDITIONAL RAINFALL MAY
PRODUCE FLOODING DOWNSTREAM. IF THE RAINS CONTINUE...FLOODING IS
POSSIBLE IN THE BROWNWOOD AREA LATER THIS WEEKEND. A FLASH FLOOD
WATCH IS IN EFFECT ALONG ALONG NORTH OF A
WINTERS...COLEMAN...BROWNWOOD LINE TODAY.

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

ADDITIONAL INFORMATION PLEASE SEE STATEMENTS AND OUTLOOKS FROM
NATIONAL WEATHER SERVICE OFFICES ACROSS TEXAS...OKLAHOMA...AND NEW
MEXICO.

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 6, 12:20 AM CDTFlash Flood WarningSJTBrown6 hr
Jul 6, 1:09 AM CDTFlash Flood WarningSJTCallahan, Coleman5 hr
Jul 6, 3:06 AM CDTFlash Flood WarningSJTTaylor6 hr
Jul 6, 3:21 AM CDTFlash Flood WarningSJTShackelford6 hr
Jul 6, 4:00 AM CDTFlash Flood WarningSJTHaskell, Jones5 hr
Jul 6, 6:18 AM CDTFlash Flood WarningSJTBrown, Callahan, Coleman6 hr
Jul 6, 6:28 AM CDTFlash Flood WarningSJTFisher6 hr
Jul 6, 8:24 AM CDTFlash Flood WarningSJTNolan4 hr

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.