Alert archive / Texas / Flash Flood Warnings in 1994

Flash Flood Warning 49, NWS Fort Worth, TX

October 21, 1994Collin County, Texas

NWS Fort Worth, TX issued this flash flood warning at Oct 21, 1994, 6:48 AM CDT for Collin County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Oct 21, 1994, 6:48 AM CDT (11:48 UTC)
Expired: Oct 21, 1994, 9:45 AM CDT
In force: 3 hr
Issued by: NWS Fort Worth, TX
Area: Whole counties

County Collin County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 11.8 hours before the alert went out and 78 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: 7 J/kg
Mixed-layer CIN: -227 J/kg
Mixed-layer LCL: 1449 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 75 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 
TTAA00 KFTW 211151
FFWFTW
TXC085-113-121-439-211445-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
648 AM CDT FRI OCT 21 1994
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  945 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...COLLIN COUNTY...DALLAS COUNTY...DENTON COUNTY
   ...TARRANT COUNTY
 
AT 645 AM CDT...DOPPLER WEATHER RADAR INDICATED THUNDERSTORMS AND HEAVY
RAIN CONTINUING OVER SOUTHERN DENTON AND SOUTHERN COLLIN COUNTIES. RADAR
ESTIMATED BETWEEN TWO AND THREE INCH AN HOUR RAINS FALLING... AND LOCAL
INTERESTS REPORT STREET FLOODING IN PLANO AND LEWISVILLE.
MOTORISTS SHOULD EXERCISE EXTREME CAUTION THIS MORNING.
 
THUNDERSTORMS WILL BE MOVING INTO DALLAS AND TARRANT COUNTIES
LATER THIS MORNING...WITH FLASH FLOODING ALSO LIKELY.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH 0MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.

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.

In the hours before

Local storm report, Oct 21, 5:51 AM CDT, 57 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
550 AM CDT FRI OCT 21 1994

...PRELIMINARY STORM REPORTS FOR NORTH TEXAS FOR THURSDAY OCTOBER
20TH...

 TIME OF
  EVENT        COUNTY                       EVENT
  (CDT)
---------   ------------  --------------------------------------------
 1115 AM     PARKER        QUARTER-SIZE HAIL NORTH OF WEATHERFORD.

 1122 AM     PARKER        1 INCH DIAMETER HAIL REPORTED SOUTHWEST OF
                           AZLE AT INTERSECTION OF FM 730 AND FM 1886.

 1140 AM     TARRANT       PEA-SIZED HAIL AND WINDS TO 60 MPH AT LAKE
                           WORTH.

 1145 AM     TARRANT       79 MPH WIND GUST REPORTED AT FORT WORTH
                           MEACHAM FIELD.

 1215 PM     DALLAS        THREE ROOFS BLOWN OFF AND WINDOWS BLOWN OUT
                           OF CARS AT LTV PLANT.

  538 PM     HOOD          MARBLE TO QUARTER-SIZED HAIL.

  625 PM     EASTLAND      QUARTER-SIZED HAIL.

  625 PM     HOOD          TREES DOWN IN GRANBURY.

  707 PM     HOOD          POWER LINES DOWNED...FENCES BLOWN DOWN...
                           WIND DAMAGE BY GUSTS ESTIMATED AT 60 MPH
                           IN GRANBURY.

...PRELIMINARY STORM REPORTS FOR NORTH TEXAS FOR FRIDAY MORNING
OCTOBER 21ST...

  310 AM     GRAYSON       GOLFBALL-SIZED HAIL AND AN AIRPLANE TURNED
                           OVER BY WINDS IN SHERMAN.

70

Local storm report, Oct 21, 5:55 AM CDT, 53 minutes before

STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE FORT WORTH TX
555 AM CDT FRI OCT 21 1994

...CORRECTED LOCATION OF SEVERE REPORT IN TARRANT COUNTY...

...PRELIMINARY STORM REPORTS FOR NORTH TEXAS FOR THURSDAY OCTOBER
20TH...

 TIME OF
  EVENT        COUNTY                       EVENT
  (CDT)
---------   ------------  --------------------------------------------
 1115 AM     PARKER        QUARTER-SIZE HAIL NORTH OF WEATHERFORD.

 1122 AM     PARKER        1 INCH DIAMETER HAIL REPORTED SOUTHWEST OF
                           AZLE AT INTERSECTION OF FM 730 AND FM 1886.

 1140 AM     TARRANT       PEA-SIZED HAIL AND WINDS TO 60 MPH AT LAKE
                           WORTH.

 1145 AM     TARRANT       79 MPH WIND GUST REPORTED AT NAS FORT
                           WORTH.

 1215 PM     DALLAS        THREE ROOFS BLOWN OFF AND WINDOWS BLOWN OUT
                           OF CARS AT LTV PLANT.

  538 PM     HOOD          MARBLE TO QUARTER-SIZED HAIL.

  625 PM     EASTLAND      QUARTER-SIZED HAIL.

  625 PM     HOOD          TREES DOWN IN GRANBURY.

  707 PM     HOOD          POWER LINES DOWNED...FENCES BLOWN DOWN...
                           WIND DAMAGE BY GUSTS ESTIMATED AT 60 MPH
                           IN GRANBURY.

...PRELIMINARY STORM REPORTS FOR NORTH TEXAS FOR FRIDAY MORNING
OCTOBER 21ST...

  310 AM     GRAYSON       GOLFBALL-SIZED HAIL AND AN AIRPLANE TURNED
                           OVER BY WINDS IN SHERMAN.

70

Local storm report, Oct 21, 5:57 AM CDT, 51 minutes before

STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE FORT WORTH TX
555 AM CDT FRI OCT 21 1994

...CORRECTED LOCATION OF SEVERE REPORT IN TARRANT COUNTY...

...PRELIMINARY STORM REPORTS FOR NORTH TEXAS FOR THURSDAY OCTOBER
20TH...

 TIME OF
  EVENT        COUNTY                       EVENT
  (CDT)
---------   ------------  --------------------------------------------
 1115 AM     PARKER        QUARTER-SIZE HAIL NORTH OF WEATHERFORD.

 1122 AM     PARKER        1 INCH DIAMETER HAIL REPORTED SOUTHWEST OF
                           AZLE AT INTERSECTION OF FM 730 AND FM 1886.

 1140 AM     TARRANT       PEA-SIZED HAIL AND WINDS TO 60 MPH AT LAKE
                           WORTH.

 1145 AM     TARRANT       79 MPH WIND GUST REPORTED AT NAS FORT
                           WORTH.

 1215 PM     DALLAS        THREE ROOFS BLOWN OFF AND WINDOWS BLOWN OUT
                           OF CARS AT LTV PLANT.

  538 PM     HOOD          MARBLE TO QUARTER-SIZED HAIL.

  625 PM     EASTLAND      QUARTER-SIZED HAIL.

  625 PM     HOOD          TREES DOWN IN GRANBURY.

  707 PM     HOOD          POWER LINES DOWNED...FENCES BLOWN DOWN...
                           WIND DAMAGE BY GUSTS ESTIMATED AT 60 MPH
                           IN GRANBURY.

...PRELIMINARY STORM REPORTS FOR NORTH TEXAS FOR FRIDAY MORNING
OCTOBER 21ST...

  310 AM     GRAYSON       GOLFBALL-SIZED HAIL AND AN AIRPLANE TURNED
                           OVER BY WINDS IN SHERMAN.

70

Special weather statement, Oct 21, 5:59 AM CDT, 49 minutes before

TXZ144-145-211330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
600 AM CDT FRI OCT 21 1994

...FLASH FLOOD WATCH EXTENDED FOR BOSQUE AND HILL COUNTIES THROUGH TODAY...

AT 550 AM CDT WACO RADAR SHOWED AN AREA OF VERY HEAVY THUNDERSTORMS FROM
20 MILES NORTHWEST OF SULPHUR SPRINGS TO 20 MILES NORTH OF DALLAS TO 15
MILES NORTHWEST OF MINERAL WELLS.

THIS ACTIVITY WAS MOVING TOWARD THE EAST-SOUTHEAST AT 20 MILES PER HOUR.

ANY ADDITIONAL RAINFALL IN THE WATCH AREA WILL QUICKLY RUN-OFF INTO
ALREADY SWOLLEN CREEKS AND RIVERS AND COULD CAUSE FLASH FLOODING
ESPECIALLY IN FLOOD PRONE AREAS.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST ON THIS FLASH FLOOD WATCH.

Special weather statement, Oct 21, 6:00 AM CDT, 48 minutes before

TXZ144-145-211330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
600 AM CDT FRI OCT 21 1994

...FLASH FLOOD WATCH EXTENDED FOR BOSQUE AND HILL COUNTIES THROUGH TODAY...

AT 550 AM CDT WACO RADAR SHOWED AN AREA OF VERY HEAVY THUNDERSTORMS FROM
20 MILES NORTHWEST OF SULPHUR SPRINGS TO 20 MILES NORTH OF DALLAS TO 15
MILES NORTHWEST OF MINERAL WELLS.

THIS ACTIVITY WAS MOVING TOWARD THE EAST-SOUTHEAST AT 20 MILES PER HOUR.

ANY ADDITIONAL RAINFALL IN THE WATCH AREA WILL QUICKLY RUN-OFF INTO
ALREADY SWOLLEN CREEKS AND RIVERS AND COULD CAUSE FLASH FLOODING
ESPECIALLY IN FLOOD PRONE AREAS.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST ON THIS FLASH FLOOD WATCH.

Special weather statement, Oct 21, 6:05 AM CDT, 43 minutes before

TXZ144-145-211330-

SPECIAL WEATHER STATEMENT...CORRECTED MOVEMENT SPEED
NATIONAL WEATHER SERVICE WACO TX
605 AM CDT FRI OCT 21 1994

...FLASH FLOOD WATCH EXTENDED FOR BOSQUE AND HILL COUNTIES THROUGH TODAY...

AT 550 AM CDT WACO RADAR SHOWED AN AREA OF VERY HEAVY THUNDERSTORMS FROM
20 MILES NORTHWEST OF SULPHUR SPRINGS TO 20 MILES NORTH OF DALLAS TO 15
MILES NORTHWEST OF MINERAL WELLS.

THIS ACTIVITY WAS MOVING TOWARD THE EAST-SOUTHEAST AT 30 MILES PER HOUR.

ANY ADDITIONAL RAINFALL IN THE WATCH AREA WILL QUICKLY RUN-OFF INTO
ALREADY SWOLLEN CREEKS AND RIVERS AND COULD CAUSE FLASH FLOODING
ESPECIALLY IN FLOOD PRONE AREAS.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST ON THIS FLASH FLOOD WATCH.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 20, 7:28 PM CDT	Severe Thunderstorm Warning	FWD	Ellis	62 min
Oct 20, 7:56 PM CDT	Flash Flood Warning	FWD	Ellis	3 hr
Oct 20, 9:11 PM CDT	Severe Thunderstorm Warning	FWD	Fisher, Jones	64 min
Oct 21, 1:40 AM CDT	Severe Thunderstorm Warning	FWD	Cooke	65 min
Oct 21, 2:31 AM CDT	Severe Thunderstorm Warning	FWD	Grayson	59 min
Oct 21, 3:30 AM CDT	Severe Thunderstorm Warning	FWD	Fannin, Grayson	60 min
Oct 21, 4:54 AM CDT	Flash Flood Warning	FWD	Fannin, Grayson	4 hr
Oct 21, 6:40 AM CDT	Severe Thunderstorm Warning	FWD	Camp, Morris, Titus	65 min
Oct 21, 6:40 AM CDT	Severe Thunderstorm Warning	FWD	Upshur, Wood	65 min
Oct 21, 6:48 AM CDT	Flash Flood Warning	FWD	Dallas, Denton, Tarrant	3 hr
Oct 21, 8:07 AM CDT	Flash Flood Warning	FWD	Kaufman, Rockwall	4 hr
Oct 21, 8:07 AM CDT	Flash Flood Warning	FWD	Rains, Van Zandt	4 hr
Oct 21, 8:22 AM CDT	Flash Flood Warning	FWD	Wood	3 hr
Oct 21, 8:53 AM CDT	Flash Flood Warning	FWD	Dallas	3 hr
Oct 21, 10:09 AM CDT	Severe Thunderstorm Warning	FWD	Henderson, Kaufman	66 min
Oct 21, 1:40 PM CDT	Flash Flood Warning	FWD	Collin, Dallas	65 min
Oct 21, 2:42 PM CDT	Flash Flood Warning	FWD	Collin, Dallas, Rockwall	63 min
Oct 21, 3:28 PM CDT	Flash Flood Warning	FWD	Dallas	3 hr
Oct 21, 3:40 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Rockwall	65 min
Oct 21, 4:10 PM CDT	Tornado Warning	FWD	Dallas	65 min
Oct 21, 4:18 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	57 min
Oct 21, 4:43 PM CDT	Severe Thunderstorm Warning	FWD	Kaufman	62 min
Oct 21, 4:59 PM CDT	Tornado Warning	FWD	Kaufman	61 min
Oct 21, 5:10 PM CDT	Severe Thunderstorm Warning	FWD	Dallas	50 min
Oct 21, 5:22 PM CDT	Severe Thunderstorm Warning	FWD	Johnson, Somervell	68 min
Oct 21, 5:25 PM CDT	Flash Flood Warning	FWD	Johnson	3 hr
Oct 21, 5:25 PM CDT	Flash Flood Warning	FWD	Kaufman	3 hr
Oct 21, 5:35 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	55 min
Oct 21, 5:45 PM CDT	Tornado Warning	FWD	Kaufman	60 min
Oct 21, 5:45 PM CDT	Tornado Warning	FWD	Kaufman	25 min
Oct 21, 6:06 PM CDT	Severe Thunderstorm Warning	FWD	Henderson	69 min
Oct 21, 6:10 PM CDT	Severe Thunderstorm Warning	FWD	Kaufman	65 min
Oct 21, 6:22 PM CDT	Severe Thunderstorm Warning	FWD	Hill	68 min
Oct 21, 6:25 PM CDT	Severe Thunderstorm Warning	FWD	Ellis	65 min
Oct 21, 6:30 PM CDT	Severe Thunderstorm Warning	FWD	Navarro	60 min
Oct 21, 6:30 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	60 min
Oct 21, 6:39 PM CDT	Flash Flood Warning	FWD	Dallas	4 hr

Nearby

Flash Flood Warnings in Texas, 1994 Every flash flood warning in 1994

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.