Alert archive / Texas / Flash Flood Warnings in 2000

Flash Flood Warning 53, NWS San Angelo, TX

November 3, 2000Kimble County, Menard County, Texas

NWS San Angelo, TX issued this flash flood warning at Nov 3, 2000, 6:26 AM CST for Kimble County, Menard 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Nov 3, 2000, 6:26 AM CST (12:26 UTC)
Expired
Nov 3, 2000, 9:30 AM CST
In force
3 hr
Issued by
NWS San Angelo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Kimble County, TX, Menard County, TX

The radar

The San Angelo radar (KSJT), 91 km from the middle of the area, began a volume at 12:28 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

Del Rio, TX (KDRT), launched 12:00Z, 0.4 hours before the alert went out and 183 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 2000-11-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 262 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 2000-11-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.19395878Sfc1 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
262 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
157 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KSJT 031228
FFWSJT
TXC267-327-031530-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
626 AM CST FRI NOV 3 2000

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MENARD COUNTY IN SOUTH CENTRAL TEXAS
  KIMBLE COUNTY IN SOUTH CENTRAL TEXAS

* UNTIL 930 AM CST

* AT 623 AM CST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY       
  HEAVY RAIN FROM 23 MILES EAST OF ELDORADO TO 23 MILES NORTH OF     
  ROCKSPRINGS...MOVING SLOWLY EAST AT 5 MPH.

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE NEAR...   
   TELEGRAPH AT 830 AM CST
   MENARD AT 920 AM CST
   JUNCTION AT 925 AM CST
   
* RAINFALL TOTALING 1 TO 2 INCHES HAS FALLEN IN THE WARNED AREA...   
  WITH ADDITIONAL RAINFALL UP TO 2 TO 3 INCHES EXPECTED THROUGH 930  
  AM CST

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 3106 10009 3031 10010 3033 9952 3084 9957
          3105 9970

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 Nov 3, 2:29 AM CST, 3 hours 57 minutes earlier.

Area forecast discussion, Nov 3, 2:29 AM CST, 3 hours 57 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
229 AM CST FRI NOV 3 2000

PREPARING FOR MORE RAIN.  PEEKING AT WATER VAPOR LOOP...TRACKING AN
EXTREMELY LONG PLUME OF TROPICAL MOISTURE...STRECTHING WEST TO THE
PACIFIC ITCZ SOUTHEAST OF HAWAII.  THIS MOISTURE IS SURGING FROM THE
SOUTHWEST AROUND THE BASE OF A LARGE POSITIVELY TILTED TROF FROM
NORTHERN MINNESOTA TO BAJA CALIFORNIA.  THIS JUICY AIR IS RIDING
OVER A RESIDUAL...SOMEWHAT HARD TO IDENTIFY...SURFACE FRONT JUST
SOUTH OF THE AREA.  KSJT AND KDYS 88DS ARE LIT UP LIKE CHRISTMAS
TREES WITH ALL OF THE PRECIP GOING ON.  WITH AN UPPER RIDGE LOCKED IN
OVER THE NORTHERN GULF OF MEXICO...THE PREVIOUSLY MENTIONED TROF
SHOULD NOT SLIDE EAST...AND MODELS GIVE ALL INDICATION OF A
SOUTHWEST DRIFT AS IT INTENSIFIES...HELPED ALONG BY A 100 KNOT SPEED
MAX ROTATING AROUND ITS BASE.  WITH NO MOVEMENT IN THE ORIENTATION
OF THE TROPICAL PLUME...NO SUPPORT TO PUSH THE SURFACE FRONT OUT OF
THE AREA...AND AN EXPECTED WARM AND JUICY AIRMASS IN PLACE...SEE
MORE RAIN IN THE NOT TOO DISTANT FUTURE.  TIMING OF SHORT WAVE
ENERGY IS THE ONLY LIMITING FACTOR IN PINPOINTING PRECIP...BUT A
SNEEZE IS ALL THE LIFT NEEDED TO TAP INTO THIS MOIST AIRMASS.
BASICALLY...WILL EXTEND AND EXPAND THE FLASH FLOOD WATCH GOING...
NOW INCLUDING ALL OF THE FORECAST AREA.  WITH ALL OF THE CLOUD COVER
AND THE PRECIP...DIURNAL TEMPERATURE RANGE WILL REMAIN SMALL.

PRELIMS

ABI 068/058/067/052 +754
SJT 069/059/067/054 +865
JCT 070/061/070/059 +865

.SJT...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF WEST CENTRAL
TEXAS THROUGH TONIGHT.

RIVER FLOOD WATCH REMAINS IN EFFECT FOR THE SAN SABA...LLANO AND THE
COLORADO RIVER (BALLINGER SOUTHWARD) THROUGH THIS EVENING.

20

In the hours before

Special weather statement, Nov 3, 5:36 AM CST, 50 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-031600-

WEST CENTRAL TEXAS THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
536 AM CST FRI NOV 3 2000

...NUMEROUS SHOWERS AND NON SEVERE THUNDERSTORMS WILL OCCUR TODAY...
...A FLASH FLOOD WATCH IS IN EFFECT FOR TODAY AND TONIGHT...

SUBTROPICAL MOISTURE WILL OVERRIDE A COOL SHALLOW AIRMASS OVER WEST
CENTRAL TEXAS TODAY. DISTURBANCES EMBEDDED WITHIN THE SUBTROPICAL FLOW
WILL INTERACT WITH WEAK ATMOSPHERIC INSTABILITY TO AID THE DEVELOPMENT
OF SHOWERS AND THUNDERSTORMS.

DUE TO LIMITED INSTABILITY... SEVERE THUNDERSTORMS ARE NOT EXPECTED.
HOWEVER...LOCALLY HEAVY RAINFALL WILL CREATE A THREAT FOR FLASH
FLOODING. A FLASH FLOOD WATCH HAS THEREFORE BEEN ISSUED FOR ALL OF WEST
CENTRAL TEXAS TODAY AND TONIGHT.

SPOTTER ACTIVATION IS NOT ANTICIPATED..

THIS OUTLOOK WILL RESUME SCHEDULED ISSUANCE ON MARCH 15 2001.
HOWEVER... THIS OUTLOOK WILL CONTINUE TO BE ISSUED AS NEEDED WHEN
THUNDERSTORMS THREATEN WEST CENTRAL TEXAS.

14

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 3, 4:33 AM CSTFlash Flood WarningSJTSutton3 hr
Nov 3, 5:45 AM CSTFlash Flood WarningSJTSchleicher2 hr
Nov 3, 6:25 AM CSTFlash Flood WarningSJTMcCulloch3 hr
Nov 3, 8:09 AM CSTFlash Flood WarningSJTSutton4 hr
Nov 3, 8:27 AM CSTFlash Flood WarningSJTBrown4 hr
Nov 3, 8:42 AM CSTFlash Flood WarningSJTSan Saba6 hr
Nov 3, 9:03 AM CSTFlash Flood WarningSJTKimble, Mason, Menard6 hr
Nov 3, 9:14 AM CSTFlash Flood WarningSJTMcCulloch4 hr
Nov 3, 10:28 AM CSTFlash Flood WarningSJTSchleicher6 hr
Nov 3, 11:09 AM CSTFlash Flood WarningSJTColeman, Concho6 hr
Nov 3, 12:08 PM CSTFlash Flood WarningSJTSutton3 hr
Nov 3, 12:26 PM CSTFlash Flood WarningSJTBrown4 hr
Nov 3, 1:11 PM CSTFlash Flood WarningSJTMcCulloch6 hr
Nov 3, 2:21 PM CSTFlash Flood WarningSJTCrockett6 hr
Nov 3, 3:53 PM CSTFlash Flood WarningSJTRunnels6 hr
Nov 3, 4:31 PM CSTFlash Flood WarningSJTSchleicher4 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; radar from the NEXRAD Level II archive.