Alert archive / Texas / Flash Flood Warnings in 2000

Flash Flood Warning 26, NWS San Angelo, TX

June 29, 2000Fisher County, Texas

NWS San Angelo, TX issued this flash flood warning at Jun 29, 2000, 9:00 AM CDT for Fisher County, Texas. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jun 29, 2000, 9:00 AM CDT (14:00 UTC)
Expired
Jun 29, 2000, 1:00 PM CDT
In force
4 hr
Issued by
NWS San Angelo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Fisher County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 2.0 hours before the alert went out and 193 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 2000-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 2000-06-29The 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
5 J/kg
Mixed-layer CIN
-156 J/kg
Mixed-layer LCL
1233 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
45 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 291402
FFWSJT
TXC151-291800-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
9 AM CDT THU JUN 29 2000

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  FISHER COUNTY IN NORTHWEST TEXAS

* UNTIL 1 PM CDT

* AT 9 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED PERSISTANT 
  HEAVY RAIN ACROSS MOST OF FISHER COUNTY. THE AREA OF HEAVY RAIN 
  WAS NEARLY STATIONARY OR DRIFTING SLOWLY NORTHEAST.

* RAINFALL TOTALING 2 TO 5 INCHES HAS FALLEN IN THE WARNED 
  AREA...WITH ADDITIONAL RAINFALL OF 2 TO 3 INCHES EXPECTED THROUGH  
  1 PM CDT.

SOME OF THE LOCAL ROADS THAT MAY IMPACTED BY THIS FLOODING 
INCLUDE... HIGHWAY 70 FROM SWEETWATER TO ROBY... FM 608 FROM ROSCOE 
TO CAPITOLA... FM 611 FROM CAPITOLA TO HOBBS AND FM 57 FROM CAPITOLA 
TO SYLVESTER.   

A WEATHER SPOTTER FIVE MILES SOUTHWEST OF CAPITOLA REPORTED 5 INCHES 
OF RAIN BETWEEN 4 AM AND 7 AM. 

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.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND
ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

LAT...LON 3285 10017 3281 10062 3254 10064 3253 10018
H
TEW

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 Jun 29, 6:40 AM CDT, 2 hours 20 minutes earlier.

Area forecast discussion, Jun 29, 6:40 AM CDT, 2 hours 20 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO TX
640 AM CDT THU JUN 29 2000

MESOSCALE COMPLEX TO THE WEST HAS JUST ABOUT DIED...ESPECIALLY ON THE
SOUTHERN FLANK. HOWEVER...NUMEROUS SHOWERS AND STORMS CONTINUE ACROSS
THE BIG COUNTRY. HOURLY RAINFALL RATES NOT ALL THAT IMPRESSIVE...BUT
AFTER 4 HOURS ON NEAR CONTINUOUS RAINFALL...GROUND BEGINNING TO
SATURATE. WITH THE FRONT EXPECTED TO REMAIN IN THE AREA THROUGH THE
AFTERNOON...AND THE POSSIBILITY OF HEAVIER RAINFALL LATER TODAY...WILL
GO AHEAD AND ISSUE A FLASH FLOOD WATCH FOR THE ENTIRE BIG COUNTRY. WILL
ALSO TWEAK POP NUMBERS ACROSS THE SOUTH...WHERE LITTLE IS GOING ON AT
THE MOMENT.

.SJT...FLASH FLOOD WATCH FOR THE BIG COUNTRY TODAY.

07
N

In the hours before

Special weather statement, Jun 29, 5:45 AM CDT, 3 hours 15 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140-
154-155-168>170-291415-

WEST CENTRAL TEXAS THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
545 AM CDT THU JUN 29 2000

...NUMEROUS SHOWERS AND THUNDERSTORMS EXPECTED TODAY ACROSS THE BIG
COUNTRY AND NORTHERN HEARTLAND WITH LESS COVERAGE ELSEWHERE...

EARLY THIS MORNING...A STATIONARY FRONT EXTENDED FROM NEAR MIDLAND...
TO ABILENE...TO NEAR TYLER. LOW LEVEL CONVERGENCE ALONG THE FRONT
WILL PERSIST TODAY...PRODUCING NUMEROUS SHOWERS AND THUNDERSTORMS
ACROSS THE BIG COUNTRY AND NORTHERN HEARTLAND...ESPECIALLY DURING THE
MORNING. BECAUSE THE PRECIPITATION WILL BE SLOW MOVING...LOCALLY
HEAVY RAINFALL IS POSSIBLE WITH SCATTERED RAINFALL AMOUNTS IN EXCESS
OF ONE INCH.

SCATTERED SHOWERS AND THUNDERSTORMS ARE ANTICIPATED ACROSS THE
CONCHO VALLEY TODAY...MAINLY IN THE AFTERNOON...AS OUTFLOW
BOUNDARIES...FROM THUNDERSTORMS THAT OCCURRED OVERNIGHT OVER THE
PERMIAN BASIN...INTERACT WITH THE MOIST ATMOSPHERE AND DAYTIME
HEATING. LOCALLY HEAVY RAINFALL IS POSSIBLE FROM SOME STORMS.

ACROSS THE NORTHERN EDWARDS PLATEAU AND NORTHWEST HILL COUNTRY...
THERE IS A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE EVENING
HOURS. THUNDERSTORM COVERAGE WILL PROBABLY BE MORE LIMITED HERE.

SEVERE THUNDERSTORMS ARE NOT EXPECTED.

SPOTTER ACTIVATION IS NOT ANTICIPATED..

FOR THE SOUTHWEST TEXAS AND SOUTHEAST NEW MEXICO OUTLOOK SEE
PRODUCT LBBSPSMAF. FOR THE SOUTH PLAINS OUTLOOK SEE PRODUCT
LBBSPSLBB. FOR THE CENTRAL OKLAHOMA OUTLOOK SEE PRODUCT OKCSPSOKC.
FOR THE NORTH TEXAS OUTLOOK SEE PRODUCT FTWSPSFTW. FOR THE SOUTH
CENTRAL TEXAS OUTLOOK SEE PRODUCT SATSPSSAT.

22

N

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 9:22 AM CDTFlash Flood WarningSJTJones4 hr

Nearby

Flash Flood Warnings in Texas, 2000Every flash flood warning in 2000

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.