Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 78, NWS Fort Worth, TX
NWS Fort Worth, TX issued this flash flood warning at Apr 4, 1997, 8:23 AM CST for Bell County, Falls County, McLennan County, Texas. It was in force for 4 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
- Apr 4, 1997, 8:23 AM CST (14:23 UTC)
- Expired
- Apr 4, 1997, 12:00 PM CST
- In force
- 4 hr
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
Counties Bell County, TX, Falls County, TX, McLennan County, TX
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 2.4 hours before the alert went out and 352 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 533 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 154 m²/s²
- 0-3 km storm-relative helicity
- 237 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFTW 041424 FFWFTW TXC027-145-309-041800- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE FORT WORTH TX 823 AM CST FRI APR 4 1997 THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1200 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH CENTRAL TEXAS ...BELL COUNTY...FALLS COUNTY...MCLENNAN COUNTY AT 823 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES HEAVY RAINS CONTINUE IN FALLS...BELL AND MCLENNAN COUNTIES...WITH MORE HEAVY RAINS EXPECTED THROUGH THE MORNING. AFTER A NIGHT OF MODERATE TO HEAVY RAINS IN THE AREA...MANY SMALL STREAMS ARE AT OR ABOVE BANKFULL. SEVERAL ROADS IN THE WARNED COUNTIES ARE ALREADY UNDER WATER AND RUNOFF WILL CONTINUE TO INCREASE DURING THE MORNING...INCREASING THE FLOODING PROBLEM. RESIDENTS OF LOW-LYING AND FLOOD PRONE AREAS ARE URGED TO TAKE ACTIONS NOW AS FLOODING WILL WORSEN DURING THE MORNING. IN ADDITION...MOTO>RISTS ARE URGED TO AVOID DRIVING INTO FLOODED AREAS.
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, Apr 4, 5:15 AM CST, 3 hours 8 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-041730- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 515 AM CST FRI APR 4 1997 ...THERE IS SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT... THE UPPER LEVEL LOW OVER THE SOUTHWEST UNITED STATES WAS FINALLY MOVING EASTWARD THIS MORNING. DEEP TROPICAL MOISTURE WAS IN PLACE ACROSS NORTH TEXAS WHERE SCATTERED TO NUMEROUS THUNDERSTORMS WERE ALREADY IN PROGRESS. AS THE LOW APPROACHES...COOLER TEMPERATURES ALOFT WILL FURTHER DESTABILIZE THE ATMOSPHERE. FURTHERMORE...THE VERTICAL WIND PROFILE WILL STRENGTHEN AND PROVIDE FOR INCREASED ORGANIZATION OF STORMS. THE MAIN THREAT THIS MORNING WILL BE FROM HEAVY RAIN AND POSSIBLE FLOODING...PARTICULARLY ACROSS CENTRAL AND EASTERN AREAS OF NORTH TEXAS. AS THE LOW AND PACIFIC FRONT APPROACHES...THE SEVERE WEATHER POTENTIAL WILL INCREASE WITH STORMS EXPECTED TO DEVELOP ACROSS WESTERN AREAS THIS AFTERNOON AND THEN MOVE ACROSS NORTH TEXAS IN THE FORM OF A SQUALL LINE TONIGHT. LARGE HAIL AND DAMAGING STRAIGHT LINE WINDS WILL BE THE MAIN SEVERE WEATHER THREAT. THE POTENTIAL FOR FLOODING WILL CONTINUE OVER THE CENTRAL AND EASTERN AREAS OF NORTH TEXAS WHERE THE GROUND WILL ALREADY BE SATURATED FROM OVERNIGHT AND MORNING RAINFALL. EMERGENCY MANAGEMENT AND STORM SPOTTERS SHOULD BE READY FOR LIMITED ACTIVATION THIS MORNING. MORE WIDESPREAD ACTIVATION WILL BE REQUIRED BY MID AFTERNOON WEST OF A GRAHAM TO GOLDTHWAITE LINE...BY LATE AFTERNOON WEST OF A GAINESVILLE TO FORT WORTH TO KILLEEN LINE...BY THE EARLY AND MID EVENING HOURS WEST OF A BONHAM TO KAUFMAN TO FRANKLIN LINE...AND LATE EVENING WEST OF A PARIS TO CENTERVILLE LINE. IN ADDITION...A VERY TIGHT PRESSURE GRADIENT IS EXPECTED IN THE WAKE OF THE PACIFIC COLD FRONT. SOUTHWEST AND WEST WINDS BEHIND THE FRONT WILL INCREASE DRAMATICALLY DURING THE DAY SATURDAY AND CURRENT FORECAST WINDS OF 20 TO 30 MPH AND GUSTY MAY NEED TO BE UPGRADED. PERSONS PLANNING ANY TYPE OF OUTDOOR ACTIVITIES SATURDAY SHOULD MONITOR THE LATEST WEATHER FORECASTS AND PREPARE FOR VERY STRONG WINDS. 68
Special weather statement, Apr 4, 5:28 AM CST, 2 hours 55 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-041730- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 515 AM CST FRI APR 4 1997 ...THERE IS SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT... THE UPPER LEVEL LOW OVER THE SOUTHWEST UNITED STATES WAS FINALLY MOVING EASTWARD THIS MORNING. DEEP TROPICAL MOISTURE WAS IN PLACE ACROSS NORTH TEXAS WHERE SCATTERED TO NUMEROUS THUNDERSTORMS WERE ALREADY IN PROGRESS. AS THE LOW APPROACHES...COOLER TEMPERATURES ALOFT WILL FURTHER DESTABILIZE THE ATMOSPHERE. FURTHERMORE...THE VERTICAL WIND PROFILE WILL STRENGTHEN AND PROVIDE FOR INCREASED ORGANIZATION OF STORMS. THE MAIN THREAT THIS MORNING WILL BE FROM HEAVY RAIN AND POSSIBLE FLOODING...PARTICULARLY ACROSS CENTRAL AND EASTERN AREAS OF NORTH TEXAS. AS THE LOW AND PACIFIC FRONT APPROACH...THE SEVERE WEATHER POTENTIAL WILL INCREASE WITH STORMS EXPECTED TO DEVELOP ACROSS WESTERN AREAS THIS AFTERNOON AND THEN MOVE ACROSS NORTH TEXAS IN THE FORM OF A SQUALL LINE TONIGHT. LARGE HAIL AND DAMAGING STRAIGHT LINE WINDS WILL BE THE MAIN SEVERE WEATHER THREAT. THE POTENTIAL FOR FLOODING WILL CONTINUE OVER THE CENTRAL AND EASTERN AREAS OF NORTH TEXAS WHERE THE GROUND WILL ALREADY BE SATURATED FROM OVERNIGHT AND MORNING RAINFALL. EMERGENCY MANAGEMENT AND STORM SPOTTERS SHOULD BE READY FOR LIMITED ACTIVATION THIS MORNING. MORE WIDESPREAD ACTIVATION WILL BE REQUIRED BY MID AFTERNOON WEST OF A GRAHAM TO GOLDTHWAITE LINE...BY LATE AFTERNOON WEST OF A GAINESVILLE TO FORT WORTH TO KILLEEN LINE...BY THE EARLY AND MID EVENING HOURS WEST OF A BONHAM TO KAUFMAN TO FRANKLIN LINE...AND LATE EVENING WEST OF A PARIS TO CENTERVILLE LINE. IN ADDITION...A VERY TIGHT PRESSURE GRADIENT IS EXPECTED IN THE WAKE OF THE PACIFIC COLD FRONT. SOUTHWEST AND WEST WINDS BEHIND THE FRONT WILL INCREASE DRAMATICALLY DURING THE DAY SATURDAY AND CURRENT FORECAST WINDS OF 20 TO 30 MPH AND GUSTY MAY NEED TO BE UPGRADED. PERSONS PLANNING ANY TYPE OF OUTDOOR ACTIVITIES SATURDAY SHOULD MONITOR THE LATEST WEATHER FORECASTS AND PREPARE FOR VERY STRONG WINDS. 68
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 2:35 AM CST | Flash Flood Warning | FWD | Limestone, Robertson | 55 min |
| Apr 4, 2:35 AM CST | Severe Thunderstorm Warning | FWD | Limestone, Robertson | 55 min |
| Apr 4, 8:57 AM CST | Flash Flood Warning | FWD | Dallas, Johnson, Tarrant | 3 hr |
| Apr 4, 9:24 AM CST | Flash Flood Warning | FWD | Limestone | 3 hr |
| Apr 4, 9:57 AM CST | Flash Flood Warning | FWD | Ellis, Navarro | 3 hr |
| Apr 4, 10:20 AM CST | Flash Flood Warning | FWD | Hunt, Kaufman, Rockwall | 3 hr |
| Apr 4, 10:52 AM CST | Severe Thunderstorm Warning | FWD | Bell | 68 min |
| Apr 4, 11:30 AM CST | Flash Flood Warning | FWD | Ellis | 2 hr |
| Apr 4, 11:40 AM CST | Severe Thunderstorm Warning | FWD | Falls | 65 min |
| Apr 4, 11:45 AM CST | Flash Flood Warning | FWD | Bell, Falls | 3 hr |
| Apr 4, 11:45 AM CST | Flash Flood Warning | FWD | Limestone | 3 hr |
| Apr 4, 12:17 PM CST | Severe Thunderstorm Warning | FWD | Limestone | 58 min |
| Apr 4, 12:22 PM CST | Flash Flood Warning | FWD | Hopkins | 2 hr |
| Apr 4, 1:01 PM CST | Severe Thunderstorm Warning | FWD | Palo Pinto | 44 min |
| Apr 4, 1:05 PM CST | Flash Flood Warning | FWD | Hunt | 2 hr |
| Apr 4, 1:16 PM CST | Severe Thunderstorm Warning | FWD | Parker | 59 min |
| Apr 4, 1:27 PM CST | Severe Thunderstorm Warning | FWD | Eastland | 48 min |
| Apr 4, 1:32 PM CST | Tornado Warning | FWD | Parker | 43 min |
| Apr 4, 2:18 PM CST | Severe Thunderstorm Warning | FWD | Comanche, Erath | 57 min |
| Apr 4, 3:03 PM CST | Severe Thunderstorm Warning | FWD | Parker | 57 min |
| Apr 4, 3:10 PM CST | Flash Flood Warning | FWD | Parker | 2 hr |
| Apr 4, 3:13 PM CST | Severe Thunderstorm Warning | FWD | Erath | 62 min |
| Apr 4, 3:23 PM CST | Severe Thunderstorm Warning | FWD | Hood | 67 min |
| Apr 4, 4:18 PM CST | Severe Thunderstorm Warning | FWD | Cooke, Grayson | 27 min |
| Apr 4, 4:26 PM CST | Severe Thunderstorm Warning | FWD | Denton | 49 min |
| Apr 4, 4:33 PM CST | Severe Thunderstorm Warning | FWD | Tarrant | 57 min |
| Apr 4, 4:40 PM CST | Tornado Warning | FWD | Denton, Grayson | 50 min |
| Apr 4, 5:15 PM CST | Flash Flood Warning | FWD | Tarrant | 2 hr |
| Apr 4, 5:32 PM CST | Tornado Warning | FWD | Coryell, Lampasas | 28 min |
| Apr 4, 5:54 PM CST | Flash Flood Warning | FWD | Bell | 3 hr |
Nearby
Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997
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.