Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 83, NWS Fort Worth, TX

October 17, 1998Van Zandt County, Texas

NWS Fort Worth, TX issued this flash flood warning at Oct 17, 1998, 1:25 PM CDT for Van Zandt 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
Oct 17, 1998, 1:25 PM CDT (18:25 UTC)
Expired
Oct 17, 1998, 4:30 PM CDT
In force
3 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Van Zandt County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 140 km from the middle of the area, began a volume at 18:28 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

Fort Worth, TX (KFWD), launched 12:00Z, 6.4 hours before the alert went out and 144 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 1998-10-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1219 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 1998-10-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.1939587897Sfc1 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
1219 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
1.1
Supercell composite
10.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFTW 171825
FFWFTW
TXC467-172130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
125 PM CDT SAT OCT 17 1998

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

   * FLASH FLOOD WARNING FOR
     VAN ZANDT COUNTY IN TEXAS
     INCLUDING WILLS POINT...GRAND SALINE AND CANTON

   * UNTIL 430 PM CDT

   * AT 125 PM CDT WEATHER SERVICE DOPPLER RADAR DETECTED VERY HEAVY
     RAIN FALLING ACROSS VAN ZANDT COUNTY...ESPECIALLY OVER THE
     WESTERN HALF OF THE COUNTY.  REPORTS OF 2 TO 3 INCHES HAVE
     FALLEN AROUND WILLS POINT AND FLASH FLOODING OF LOW LYING AREAS
     IS LIKELY TO OCCUR AS ADDITIONAL HEAVY RAINFALL FALLS DURING
     THE AFTERNOON.

   * OTHER LOCATIONS IN THE WARNING INCLUDE VAN...MYRTLE SPRINGS...
     EDGEWOOD AND BEN WHEELER

   * DO NOT DRIVE IN WATER OF UNKNOWN DEPTH COVERING ROADS.  IF YOU
     BECOME STARNDED...MOVE TO HIGHER GROUND.

LAT...LON 3237 9605 3237 9551 3270 9567z 3283 9606

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

Special weather statement, Oct 17, 10:48 AM CDT, 2 hours 37 minutes before
TXZ146-171615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1048 AM CDT SAT OCT 17 1998

AT 1044 AM NAVARRO COUNTY SHERIFFS OFFICE REPORTS A TORNADO ON THE
WEST SIDE OF CORSICANA. MOVEMENT WAS NORTHEAST AT 30 TO 35 MPH.
RESIDENTS ON THE WEST AND NORTH SIDES OF CORSICANA TAKE COVER
IMMEDIATELY
Special weather statement, Oct 17, 10:48 AM CDT, 2 hours 37 minutes before
TXZ146-171615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1048 AM CDT SAT OCT 17 1998

AT 1044 AM NAVARRO COUNTY SHERIFFS OFFICE REPORTS A TORNADO ON THE
WEST SIDE OF CORSICANA. MOVEMENT WAS NORTHEAST AT 30 TO 35 MPH.
RESIDENTS ON THE WEST AND NORTH SIDES OF CORSICANA TAKE COVER
IMMEDIATELY
Local storm report, Oct 17, 1:24 PM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
124 PM CDT SAT OCT 17 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0925 AM    KILLEEN                   TX   WIND DAMAGE
10/17/98   BELL                           6 SW OF YOUNGSPORT ALONG
                                          COUNTY ROAD 195.  TREES
                                          UPROOTED, HOUSE DESTROYED.

1005 AM    KILLEEN                   TX   WIND DAMAGE
10/17/98   BELL                           NEAR YOUNGSPORT,10S OF
                                          KILLEEN REPORT OF SEVERAL
                                          HOMES DESTROYED...ROOFS
                                          TORN OFF HOMES.  INJURIES
                                          REPORTED DUE TO FLYING
                                          DEBRIS EXTENT UNKNOWN.

1032 AM    SILVER CITY               TX   TORNADO
10/17/98   NAVARRO                        PUBLIC RPTD TORNADO NEAR
                                          SILVER CITY.

1042 AM    CORSICANA                 TX   TORNADO
10/17/98   NAVARRO                        TORNADO 10 SW OF CORSICANA
                                          ON HWY 31.  ONE MOBLE HOME
                                          DESTROYED SEVERAL PEOPLE
                                          INJURED RPTD BY CORSICANA
                                          FIRE DEPT.

1055 AM    CORSICANA                 TX   TORNADO
10/17/98   NAVARRO                        *** 1 DEAD ***
                                          DPS RPTD CONSIDERABLE
                                          DAMAGE AND ONE FATALITY 5
                                          S OF CORSICANA.

1117 AM    OGLESBY                   TX   TORNADO
10/17/98   CORYELL                        TWO BRICK HOMES DESTROYED
                                          AND LARGE TREES UPROOTED

1155 AM    RICHLAND                  TX   TORNADO
10/17/98   NAVARRO                        2 S OF RICHLAND TORNpADO
                                          RPTD.
Local storm report, Oct 17, 1:24 PM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
124 PM CDT SAT OCT 17 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0925 AM    KILLEEN                   TX   WIND DAMAGE
10/17/98   BELL                           6 SW OF YOUNGSPORT ALONG
                                          COUNTY ROAD 195.  TREES
                                          UPROOTED, HOUSE DESTROYED.

1005 AM    KILLEEN                   TX   WIND DAMAGE
10/17/98   BELL                           NEAR YOUNGSPORT,10S OF
                                          KILLEEN REPORT OF SEVERAL
                                          HOMES DESTROYED...ROOFS
                                          TORN OFF HOMES.  INJURIES
                                          REPORTED DUE TO FLYING
                                          DEBRIS EXTENT UNKNOWN.

1032 AM    SILVER CITY               TX   TORNADO
10/17/98   NAVARRO                        PUBLIC RPTD TORNADO NEAR
                                          SILVER CITY.

1042 AM    CORSICANA                 TX   TORNADO
10/17/98   NAVARRO                        TORNADO 10 SW OF CORSICANA
                                          ON HWY 31.  ONE MOBLE HOME
                                          DESTROYED SEVERAL PEOPLE
                                          INJURED RPTD BY CORSICANA
                                          FIRE DEPT.

1055 AM    CORSICANA                 TX   TORNADO
10/17/98   NAVARRO                        *** 1 DEAD ***
                                          DPS RPTD CONSIDERABLE
                                          DAMAGE AND ONE FATALITY 5
                                          S OF CORSICANA.

1117 AM    OGLESBY                   TX   TORNADO
10/17/98   CORYELL                        TWO BRICK HOMES DESTROYED
                                          AND LARGE TREES UPROOTED

1155 AM    RICHLAND                  TX   TORNADO
10/17/98   NAVARRO                        2 S OF RICHLAND TORNpADO
                                          RPTD.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 17, 10:16 AM CDTSevere Thunderstorm WarningFWDBell44 min
Oct 17, 10:32 AM CDTTornado WarningFWDNavarro28 min
Oct 17, 10:59 AM CDTSevere Thunderstorm WarningFWDNavarro31 min
Oct 17, 11:04 AM CDTTornado WarningFWDCoryell, McLennan56 min
Oct 17, 11:12 AM CDTTornado WarningFWDHenderson, Navarro48 min
Oct 17, 11:20 AM CDTFlash Flood WarningFWDBell3 hr
Oct 17, 11:38 AM CDTTornado WarningFWDKaufman52 min
Oct 17, 11:59 AM CDTFlash Flood WarningFWDMcLennan3 hr
Oct 17, 12:26 PM CDTTornado WarningFWDKaufman34 min
Oct 17, 12:45 PM CDTFlash Flood WarningFWDKaufman4 hr
Oct 17, 12:45 PM CDTFlash Flood WarningFWDLimestone, Navarro4 hr
Oct 17, 1:15 PM CDTTornado WarningFWDHill30 min
Oct 17, 3:08 PM CDTFlash Flood WarningFWDDelta, Hopkins, Hunt, Rains3 hr
Oct 17, 4:26 PM CDTSevere Thunderstorm WarningFWDJack34 min
Oct 17, 5:17 PM CDTFlash Flood WarningFWDBell, McLennan3 hr
Oct 17, 6:29 PM CDTFlash Flood WarningFWDMilam, Robertson3 hr

Nearby

Flash Flood Warnings in Texas, 1998Every flash flood warning in 1998

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.