Alert archive / Texas / Flash Flood Warnings in 2001

Flash Flood Warning 6, NWS San Angelo, TX

June 13, 2001Throckmorton County, Texas

NWS San Angelo, TX issued this flash flood warning at Jun 13, 2001, 6:44 PM CDT for Throckmorton County, Texas. It was in force for 106 min. 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 13, 2001, 6:44 PM CDT (23:44 UTC)
Expired
Jun 13, 2001, 8:30 PM CDT
In force
106 min
Issued by
NWS San Angelo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Throckmorton County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.7 hours before the alert went out and 169 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, Fort Worth, TX at 12:00Z on 2001-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1909 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, Fort Worth, TX at 12:00Z on 2001-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.193958Sfc1 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
1909 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
709 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
173 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 132345
FFWSJT
TXC447-140130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
644 PM CDT WED JUN 13 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN THROCKMORTON COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 830 PM CDT

* AT 640 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED            
  THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUING ACROSS EASTERN       
  THROCKMORTON COUNTY.

* RAINFALL TOTALING 3 TO 5 INCHES HAS FALLEN BETWEEN ELBERT AND      
  THROCKMORTON SINCE...WITH ADDITIONAL RAINFALL UP TO 3 INCHES       
  EXPECTED THROUGH 830 PM CDT. WITH MUCH OF THE RAIN HAVING FALLEN   
  ALONG BOGGY CREEK AND ELM CREEK...LOW WATER CROSSINGS ALONG THESE  
  CREEKS WILL LIKELY BECOME FLOODED AND IMPASSABLE. 

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 3324 9913 3310 9899 3318 9896 3337 9902

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 13, 5:25 PM CDT, 1 hour 19 minutes earlier.

Area forecast discussion, Jun 13, 5:25 PM CDT, 1 hour 19 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO TX
525 PM CDT WED JUN 13 2001

WILL SEND A ZONE UPDATE FOR NEWLY ISSUED SEVERE THUNDERSTORM WATCH.
THE WATCH COVERS BIG COUNTRY...CONCNO VALLEY...AND 3 OF THE HEARTLAND
COUNTIES.

.SJT...NONE.

19

In the hours before

Special weather statement, Jun 13, 1:19 PM CDT, 5 hours 25 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140-
154-155-168>170-132330-

WEST CENTRAL TEXAS HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
119 PM CDT WED JUN 13 2001

...SCATTERED MAINLY NON-SEVERE THUNDERSTORMS EXPECTED TODAY...

STRONG DAYTIME HEATING...ADEQUATE LOW LEVEL MOISTURE AND CONVERGENCE
ALONG THE DRYLINE MAY PRODUCE SCATTERED THUNDERSTORMS DURING THE LATE
AFTERNOON AND EVENING... MAINLY NORTHWEST OF A LINE FROM SONORA TO
CROSS PLAINS. ALTHOUGH MOST STORMS ARE EXPECTED TO REMAIN BELOW
SEVERE LIMITS...A FEW STORMS COULD BECOME SEVERE ESPECIALLY NORTH OF
INTERSTATE 20. LARGE HAIL AND DAMAGING WINDS WILL BE PRIMARY THREATS
FROM THESE THUNDERSTORMS.

SPOTTER ACTIVATION IS NOT LIKELY.

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.

15
Special weather statement, Jun 13, 2:01 PM CDT, 4 hours 43 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140-
154-155-168>170-132330-

WEST CENTRAL TEXAS HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
119 PM CDT WED JUN 13 2001

...SCATTERED MAINLY NON-SEVERE THUNDERSTORMS EXPECTED TODAY...

STRONG DAYTIME HEATING...ADEQUATE LOW LEVEL MOISTURE AND CONVERGENCE
ALONG THE DRYLINE MAY PRODUCE SCATTERED THUNDERSTORMS DURING THE LATE
AFTERNOON AND EVENING... MAINLY NORTHWEST OF A LINE FROM SONORA TO
CROSS PLAINS. ALTHOUGH MOST STORMS ARE EXPECTED TO REMAIN BELOW
SEVERE LIMITS...A FEW STORMS COULD BECOME SEVERE ESPECIALLY NORTH OF
INTERSTATE 20. LARGE HAIL AND DAMAGING WINDS WILL BE PRIMARY THREATS
FROM THESE THUNDERSTORMS.

SPOTTER ACTIVATION IS NOT LIKELY.

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 OpKCSPSOKC. FOR THE NORTH
TEXAS OUTLOOK SEE PRODUCT FTWSPSFTW. FOR THE SOUTH CENTRAL TEXAS
OUTLOOK SEE PRODUCT SATSPSSAT.

15

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 8:57 PM CDTSevere Thunderstorm WarningSJTFisher, Nolan63 min
Jun 12, 9:47 PM CDTTornado WarningSJTFisher, Nolan28 min
Jun 12, 9:58 PM CDTTornado WarningSJTNolan32 min
Jun 12, 10:15 PM CDTSevere Thunderstorm WarningSJTJones30 min
Jun 13, 4:47 PM CDTSevere Thunderstorm WarningSJTThrockmorton43 min
Jun 13, 5:05 PM CDTSevere Thunderstorm WarningSJTShackelford40 min
Jun 13, 5:28 PM CDTSevere Thunderstorm WarningSJTThrockmorton62 min
Jun 13, 6:28 PM CDTSevere Thunderstorm WarningSJTThrockmorton62 min

Nearby

Flash Flood Warnings in Texas, 2001Every flash flood warning in 2001

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.