Alert archive / Texas / Flash Flood Warnings in 1999
Flash Flood Warning 38, NWS Fort Worth, TX
NWS Fort Worth, TX issued this flash flood warning at May 17, 1999, 3:45 PM CDT for Collin County, Hunt County, Rockwall 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 17, 1999, 3:45 PM CDT (20:45 UTC)
- Expired
- May 17, 1999, 6:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Collin County, TX, Hunt County, TX, Rockwall County, TX
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 8.8 hours before the alert went out and 91 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.
- Mixed-layer CAPE
- 1514 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 643 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 291 m²/s²
- 0-3 km storm-relative helicity
- 346 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 5.7
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
Special weather statement, May 17, 12:30 PM CDT, 3 hours 15 minutes before
TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-172215- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 1230 PM CDT MON MAY 17 1999 THERE CONTINUES TO BE A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THE REST OF THIS AFTERNOON AND TONIGHT ACROSS ALL OF NORTH TEXAS. THIS INCLUDES THE DALLAS/FORT WORTH METROPLEX...WACO...TEMPLE...KILLEEN... SHERMAN...DENISON...AND PARIS. SCATTERED STRONG TO SEVERE THUNDERSTORMS DEVELOPED DURING THE LATE MORNING HOURS FROM THE SHERMAN AREA THROUGH THE WESTERN SIDE OF THE METROPLEX TO 15 MILES NORTH OF GRANBURY. THIS ACTIVITY WILL CONTINUE TO MOVE EAST NORTHEAST THIS AFTERNOON. A COLD FRONT THAT EXTENDED FROM JUST WEST OF WICHITA FALLS TO 30 MILES NORTH OF ABILENE AT MIDDAY WILL PUSH SOUTHEASTWARD TO NEAR A BONHAM TO LAMPASAS LINE AROUND SUNSET. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON ALONG THIS FRONT. THIS ACTIVITY WILL FORM INTO A LINE LATE THIS AFTERNOON. THE FRONT WILL THEN MOVE SOUTHEAST THROUGH THE NIGHTTIME HOURS. THE MOIST AND VERY UNSTABLE AIR AHEAD OF THE FRONT IS A CONDUCIVE ENVIRONMENT FOR THUNDERSTORMS THAT COULD PRODUCE LARGE HAIL AND DAMAGING DOWNBURST WINDS. A FEW OF THE STORMS WILL BECOME SUPERCELLS STORMS THAT COULD PRODUCE A TORNADO. HEAVY RAIN WILL ALSO PRODUCE A THREAT OF FLOODING. STORM SPOTTERS AND EMERGENCY MANAGERS SHOULD BE PREPARED FOR ACTIVATION FOR THE REST OF THE AFTERNOON THROUGH THE EVENING HOURS. STAY TUNED TO LOCAL RADIO AND TV STATIONS...NOAA WEATHER RADIO...OR YOUR LOCAL CABLE PROVIDER FOR THE LATEST WEATHER DEVELOPMENTS THIS AFTERNOON AND TONIGHT.
Local storm report, May 17, 1:01 PM CDT, 2 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
101 PM CDT MON MAY 17 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1140 AM BENBROOK TX 1 INCH HAIL
05/17/99 TARRANT SPOTTER REPORTED QUARTER
HAIL
1148 AM FORT WORTH TX .75 INCH HAIL
05/17/99 TARRANT SPOTTER REPORTED DIME HAIL
DOWNTOWN.
1208 PM NORTH RICHLAND HILLS TX 1 INCH HAIL
05/17/99 TARRANT SPOTTER REPORTED QUARTER
HAIL
1211 PM HALTOM CITY TX 1.75 INCH HAIL
05/17/99 TARRANT GOLFBALL HAIL REPORTED AT
BIRDVILLE H.S.
1219 PM SHERMAN TX .88 INCH HAIL
05/17/99 GRAYSON SHERIFFS OFFICE REPORTED
NICKEL HAIL IN DOWNTOWN
SHERMAN
1220 PM ARGYLE TX .75 INCH HAIL
05/17/99 DENTON DIME HAIL REPORTED BY
SHERIFFS OFFICE
1239 PM EULESS TX 1.5 INCH HAIL
05/17/99 TARRANT WALNUT SIZE HAIL REPORTED
BY SPOTTERLocal storm report, May 17, 1:01 PM CDT, 2 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
101 PM CDT MON MAY 17 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1140 AM BENBROOK TX 1 INCH HAIL
05/17/99 TARRANT SPOTTER REPORTED QUARTER
HAIL
1148 AM FORT WORTH TX .75 INCH HAIL
05/17/99 TARRANT SPOTTER REPORTED DIME HAIL
DOWNTOWN.
1208 PM NORTH RICHLAND HILLS TX 1 INCH HAIL
05/17/99 TARRANT SPOTTER REPORTED QUARTER
HAIL
1211 PM HALTOM CITY TX 1.75 INCH HAIL
05/17/99 TARRANT GOLFBALL HAIL REPORTED AT
BIRDVILLE H.S.
1219 PM SHERMAN TX .88 INCH HAIL
05/17/99 GRAYSON SHERIFFS OFFICE REPORTED
NICKEL HAIL IN DOWNTOWN
SHERMAN
1220 PM ARGYLE TX .75 INCH HAIL
05/17/99 DENTON DIME HAIL REPORTED BY
SHERIFFS OFFICE
1239 PM EULESS TX 1.5 INCH HAIL
05/17/99 TARRANT WALNUT SIZE HAIL REPORTED
BY SPOTTERLocal storm report, May 17, 3:01 PM CDT, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
301 PM CDT MON MAY 17 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1235 PM IRVING TX .75 INCH HAIL
05/17/99 DALLAS DIME HAIL REPORTED BY
PUBLIC
1253 PM CRANFILLS GAP TX .75 INCH HAIL
05/17/99 BOSQUE DIME HAIL ON EAST SIDE OF
TOWN REPORTED BY P.D.
0147 PM CLIFTON TX .88 INCH HAIL
05/17/99 BOSQUE NICKEL HAIL REPORTED BY
CO-OP OBSERVER
0215 PM COMMERCE TX .75 INCH HAIL
05/17/99 HUNT DIME HAIL REPORTED BY P.D.
0225 PM SULPHUR SPRINGS TX .75 INCH HAIL
05/17/99 HOPKINS DIME HAIL REPORTED BY P.D.
0238 PM EMORY TX 1.75 INCH HAIL
05/17/99 RAINS GOLFBALL HAIL REPORTED BY
SHERIFFS OFFICE
0242 PM PALO PINTO TX .75 INCH HAIL
05/17/99 PALO PINTO DIME HAIL REPORTED BY
SPOTTER
0257 PM 2 N MINERAL WELLS TX 1.75 INCH HAIL
05/17/99 PALO PINTO GOLFBALL HAIL REPORTED BY
SPOTTERSLocal storm report, May 17, 3:01 PM CDT, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
301 PM CDT MON MAY 17 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1235 PM IRVING TX .75 INCH HAIL
05/17/99 DALLAS DIME HAIL REPORTED BY
PUBLIC
1253 PM CRANFILLS GAP TX .75 INCH HAIL
05/17/99 BOSQUE DIME HAIL ON EAST SIDE OF
TOWN REPORTED BY P.D.
0147 PM CLIFTON TX .88 INCH HAIL
05/17/99 BOSQUE NICKEL HAIL REPORTED BY
CO-OP OBSERVER
0215 PM COMMERCE TX .75 INCH HAIL
05/17/99 HUNT DIME HAIL REPORTED BY P.D.
0225 PM SULPHUR SPRINGS TX .75 INCH HAIL
05/17/99 HOPKINS DIME HAIL REPORTED BY P.D.
0238 PM EMORY TX 1.75 INCH HAIL
05/17/99 RAINS GOLFBALL HAIL REPORTED BY
SHERIFFS OFFICE
0242 PM PALO PINTO TX .75 INCH HAIL
05/17/99 PALO PINTO DIME HAIL REPORTED BY
SPOTTER
0257 PM 2 N MINERAL WELLS TX 1.75 INCH HAIL
05/17/99 PALO PINTO GOLFBALL HAIL REPORTED BY
SPOTTERSLocal storm report, May 17, 3:21 PM CDT, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
321 PM CDT MON MAY 17 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0302 PM FORNEY TX WIND DAMAGE
05/17/99 KAUFMAN HIGH PROFILE VEHICLE BLOWN
OFF THE ROAD. REPORTED BY
P.D.
0311 PM BRIDGEPORT TX 1.75 INCH HAIL
05/17/99 WISE GOLFBALL HAIL REPORTED BY
SPOTTERS.The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 11:02 AM CDT | Severe Thunderstorm Warning | FWD | Parker | 43 min |
| May 17, 11:19 AM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 41 min |
| May 17, 11:54 AM CDT | Severe Thunderstorm Warning | FWD | Denton, Wise | 81 min |
| May 17, 11:57 AM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 48 min |
| May 17, 12:03 PM CDT | Severe Thunderstorm Warning | FWD | Grayson | 42 min |
| May 17, 12:28 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 47 min |
| May 17, 12:47 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 43 min |
| May 17, 1:27 PM CDT | Severe Thunderstorm Warning | FWD | Collin | 33 min |
| May 17, 1:42 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 33 min |
| May 17, 1:56 PM CDT | Severe Thunderstorm Warning | FWD | Hunt | 34 min |
| May 17, 2:09 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 36 min |
| May 17, 2:34 PM CDT | Severe Thunderstorm Warning | FWD | Hopkins | 26 min |
| May 17, 2:39 PM CDT | Severe Thunderstorm Warning | FWD | Palo Pinto | 36 min |
| May 17, 2:46 PM CDT | Severe Thunderstorm Warning | FWD | Parker | 59 min |
| May 17, 2:55 PM CDT | Severe Thunderstorm Warning | FWD | Hunt, Kaufman, Rockwall | 65 min |
| May 17, 3:06 PM CDT | Severe Thunderstorm Warning | FWD | Wise | 54 min |
| May 17, 3:08 PM CDT | Severe Thunderstorm Warning | FWD | Eastland | 52 min |
| May 17, 3:26 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 64 min |
| May 17, 3:45 PM CDT | Flash Flood Warning | FWD | Hopkins | 3 hr |
| May 17, 3:59 PM CDT | Severe Thunderstorm Warning | FWD | Parker | 61 min |
| May 17, 4:11 PM CDT | Severe Thunderstorm Warning | FWD | Fannin | 64 min |
| May 17, 4:28 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 62 min |
| May 17, 4:34 PM CDT | Severe Thunderstorm Warning | FWD | Dallas, Tarrant | 56 min |
| May 17, 4:38 PM CDT | Severe Thunderstorm Warning | FWD | Hopkins | 67 min |
| May 17, 4:43 PM CDT | Severe Thunderstorm Warning | FWD | Comanche | 62 min |
| May 17, 4:44 PM CDT | Severe Thunderstorm Warning | FWD | Johnson | 61 min |
| May 17, 4:45 PM CDT | Flash Flood Warning | FWD | Denton, Parker, Tarrant, Wise | 3 hr |
| May 17, 5:08 PM CDT | Flash Flood Warning | FWD | Dallas | 2 hr |
| May 17, 5:11 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 64 min |
| May 17, 5:20 PM CDT | Flash Flood Warning | FWD | Kaufman | 2 hr |
| May 17, 5:24 PM CDT | Severe Thunderstorm Warning | FWD | Hunt, Rockwall | 66 min |
| May 17, 5:26 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 64 min |
| May 17, 5:32 PM CDT | Severe Thunderstorm Warning | FWD | Ellis | 58 min |
| May 17, 5:44 PM CDT | Severe Thunderstorm Warning | FWD | Comanche | 61 min |
| May 17, 5:49 PM CDT | Severe Thunderstorm Warning | FWD | Henderson, Kaufman, Navarro, Van Zandt | 71 min |
| May 17, 5:49 PM CDT | Severe Thunderstorm Warning | FWD | Rains | 71 min |
| May 17, 6:07 PM CDT | Severe Thunderstorm Warning | FWD | Hill, McLennan | 68 min |
| May 17, 6:12 PM CDT | Severe Thunderstorm Warning | FWD | Mills | 63 min |
| May 17, 6:23 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 52 min |
| May 17, 6:32 PM CDT | Flash Flood Warning | FWD | Rains, Van Zandt | 3 hr |
| May 17, 6:32 PM CDT | Flash Flood Warning | FWD | Bosque, Hill | 3 hr |
| May 17, 6:32 PM CDT | Flash Flood Warning | FWD | Ellis, Kaufman | 3 hr |
| May 17, 6:32 PM CDT | Flash Flood Warning | FWD | Rockwall | 3 hr |
| May 17, 6:49 PM CDT | Severe Thunderstorm Warning | FWD | Anderson, Freestone, Henderson, Navarro | 71 min |
| May 17, 6:49 PM CDT | Severe Thunderstorm Warning | FWD | Limestone | 71 min |
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.