Alert archive / Texas / Flash Flood Warnings in 1999

Flash Flood Warning 48, NWS Fort Worth, TX

May 25, 1999Van Zandt County, Texas

NWS Fort Worth, TX issued this flash flood warning at May 25, 1999, 10:35 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 counties it named.

The facts

Issued
May 25, 1999, 10:35 PM CDT (03:35 UTC)
Expired
May 26, 1999, 1:30 AM 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), 137 km from the middle of the area, began a volume at 03:34 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 00:00Z, 3.6 hours before the alert went out and 139 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 00:00Z on 1999-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1344 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 00:00Z on 1999-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -56 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
1344 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
1377 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-56 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, May 25, 6:23 PM CDT, 4 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
623 PM CDT TUE MAY 25 1999

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

0555 PM    HALTOM CITY               TX   .88 INCH HAIL
05/25/99   TARRANT                        NICKEL HAIL REPORTED BY
                                          SPOTTER

0555 PM    MALAKOFF                  TX   1.75 INCH HAIL
05/25/99   HENDERSON                      GOLFBALL HAIL REPORTED BY
                                          P.D.
Local storm report, May 25, 7:43 PM CDT, 2 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
743 PM CDT TUE MAY 25 1999

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

0704 PM    SACHSE                    TX   1 INCH HAIL
05/25/99   DALLAS

0718 PM    WYLIE                     TX   1 INCH HAIL
05/25/99   COLLIN
Local storm report, May 25, 7:43 PM CDT, 2 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
743 PM CDT TUE MAY 25 1999

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

0704 PM    SACHSE                    TX   1 INCH HAIL
05/25/99   DALLAS

0718 PM    WYLIE                     TX   1 INCH HAIL
05/25/99   COLLIN
Local storm report, May 25, 9:18 PM CDT, 1 hour 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
918 PM CDT TUE MAY 25 1999

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

0805 PM    WILLS POINT               TX   .75 INCH HAIL
05/25/99   VAN ZANDT                      DIME SIZE HAIL IN WILLS
                                          POINT REPORTED BY POLICE
                                          DEPARTMENT

0833 PM    GUNSIGHT                  TX   WIND DAMAGE
05/25/99   STEPHENS                       POWER LINES DOWN NORTHWEST
                                          OF GUNSIGHT REPORTED BY
                                          BRECKENRIDGE POLICE

0837 PM    EMORY                     TX   .75 INCH HAIL
05/25/99   RAINS                          DIME SIZE HAIL JUST SOUTH
                                          OF EMORY REPORDED BY
                                          POLICE DEPARTMENT

0900 PM    STRAWN                    TX   1.75 INCH HAIL
05/25/99   PALO PINTO                     GOLFBALL SIZE HAIL IN
                                          STRAWN REPORTED BY STORM
                                          SPOTTER

0908 PM    STRAWN                    TX   2.75 INCH HAIL
05/25/99   PALO PINTO                     BASEBALL SIZE HAIL
                                          REPORTED BY STORM SPOTTER
                                          IN STRAWN
Local storm report, May 25, 10:29 PM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1029 PM CDT TUE MAY 25 1999

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

1000 PM    DALLAS                    TX   1.25 INCH HAIL
05/25/99   DALLAS                         HALF DOLLAR SIZE HAIL
                                          REPORTED BY STORM SPOTTERS

1010 PM    MURCHISON                 TX   .88 INCH HAIL
05/25/99   HENDERSON                      NICKEL SIZE HAIL REPORTED
                                          IN MURCHISON BY STORM
                                          SPOTTER

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 7:05 PM CDTSevere Thunderstorm WarningFWDCollin55 min
May 25, 7:48 PM CDTSevere Thunderstorm WarningFWDHenderson42 min
May 25, 7:52 PM CDTSevere Thunderstorm WarningFWDStephens53 min
May 25, 7:54 PM CDTSevere Thunderstorm WarningFWDVan Zandt51 min
May 25, 8:21 PM CDTSevere Thunderstorm WarningFWDRains39 min
May 25, 8:38 PM CDTSevere Thunderstorm WarningFWDPalo Pinto52 min
May 25, 8:45 PM CDTFlash Flood WarningFWDVan Zandt2 hr
May 25, 9:06 PM CDTSevere Thunderstorm WarningFWDHopkins39 min
May 25, 9:09 PM CDTSevere Thunderstorm WarningFWDErath66 min
May 25, 9:16 PM CDTSevere Thunderstorm WarningFWDVan Zandt59 min
May 25, 9:49 PM CDTSevere Thunderstorm WarningFWDDallas41 min
May 25, 10:07 PM CDTSevere Thunderstorm WarningFWDKaufman, Rockwall53 min
May 25, 10:18 PM CDTSevere Thunderstorm WarningFWDHenderson42 min
May 25, 10:26 PM CDTSevere Thunderstorm WarningFWDVan Zandt64 min
May 25, 11:17 PM CDTFlash Flood WarningFWDDallas, Kaufman, Rockwall3 hr
May 26, 2:00 AM CDTFlash Flood WarningFWDHenderson2 hr
May 26, 3:20 AM CDTSevere Thunderstorm WarningFWDStephens40 min
May 26, 3:24 AM CDTSevere Thunderstorm WarningFWDYoung66 min
May 26, 3:38 AM CDTSevere Thunderstorm WarningFWDPalo Pinto67 min
May 26, 3:57 AM CDTSevere Thunderstorm WarningFWDJack63 min
May 26, 4:32 AM CDTSevere Thunderstorm WarningFWDParker, Wise43 min
May 26, 4:40 AM CDTSevere Thunderstorm WarningFWDPalo Pinto50 min
May 26, 5:09 AM CDTSevere Thunderstorm WarningFWDTarrant61 min
May 26, 5:20 AM CDTSevere Thunderstorm WarningFWDParker30 min
May 26, 5:43 AM CDTFlash Flood WarningFWDDallas, Tarrant2 hr

Nearby

Flash Flood Warnings in Texas, 1999Every flash flood warning in 1999

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.