Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 50, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Jun 21, 1997, 8:00 AM CDT for McMullen County, Texas. It was in force for 2 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
- Jun 21, 1997, 8:00 AM CDT (13:00 UTC)
- Expired
- Jun 21, 1997, 10:00 AM CDT
- In force
- 2 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties
County McMullen County, TX
The radar
The Corpus Christi radar (KCRP), 122 km from the middle of the area, began a volume at 13:01 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
Corpus Christi, TX (KCRP), launched 12:00Z, 1.0 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.
- Mixed-layer CAPE
- 3868 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 570 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 5.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCRP 211302 FFWCRP TXC311-211500- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 800 AM CDT SAT JUN 21 1997 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...... IN SOUTH CENTRAL TEXAS ...NORTHERN MCMULLEN COUNTY AT 759 AM CDT...DOPPLER RADAR INDICATED A STRONG TO SEVERE THUNDERSTORM OVER NORTHERN MCMULLEN COUNTY ALONG AND NORTH OF HIGHWAY 72. VERY HEAVY RAINFALL OF 2 TO 3 INCHES PER HOUR ACCOMPANIES THIS STORM AS IT MOVES EAST AT 15 MPH. LARGE HAIL AND DAMAGING WINDS ARE ALSO POSSIBLE WITH THIS STORM. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP 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.
NWS Corpus Christi, TX wrote its last area forecast discussion before this flash flood warning went out at Jun 21, 2:12 AM CDT, 5 hours 48 minutes earlier.
Area forecast discussion, Jun 21, 2:12 AM CDT, 5 hours 48 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 215 AM CDT SAT JUN 21 1997 SIGNIFICANT RAINFALL EVENT TAKING SHAPE AND HAS BEEN ADVERTISED IN MODELS LAST 3 RUNS. AFTR COORD WITH EWX WILL ISSUE A FFA FOR ERN 2/3RD OF CWA INCLUDING DUVAL AND MCMULLEN CNTYS AND POINTS EWD. UPPER LOW WILL DEEPEN OVER S TX WITH COOL POOL NOTED ALOFT. NUMEROUS VORT LOBES WILL ROUND THE BASE OF THE TROF FROM NW TX AND MX. 00Z ETA RUN SHOWS LARGE SCALE LIFT FROM H85-700MB BENEITH STG DIFLUENCE ALOFT. 30KT LLJ WILL STRENGTHEN TO 45KTS BY THIS EVENING PROVIDING PLENTY OF INFLOW INTO VERY MOIST AND UNSTABLE ATMOS. MOST DYNAMICS ARE FOCUSED SOUTH OF HDO-CLL LINE TODAY WHERE 2-5 INCHES OF RAIN MAY FALL. FLASH FLOOD GUIDANCE IS LOW...BELOW 2 INCHES IN EACH COUNTY. THEREFORE A WATCH WILL BE ISSUED THIS MORNING PERSISTING THROUGH TNGT. SCA'S WILL LIKELY BE NEEDED FOR THE COASTAL WATERS AND WILL BE INCLUDED IN THE BAYS. CLOUDS AND PRECIP WILL KEEP LARGE SCALE WINDS FROM MIXING TO SFC OVER LAND THEREFORE WILL NOT ISSUE A WIND ADVISORY. S WINDS 15-25 MPH AND GUSTY CRP-VCT TDY. SE WINDS 15-20 MPH LRD. MOSTLY CLOUDY TODAY. UPPER LOW SHIFTS SLGTLY TO THE NW TNGT WHILE DISTURBANCES CONTINUE TO MOVE INTO S TX IN SUBTROP FLOW. CONVECTIVE BNDRY ALG THE COAST WILL PROVIDE THE FOCUS FOR PRECIP INTO SUNDAY. 45KT LOW LVL JET WILL KEEP PWS NEAR 2.00 INCHES. THEREFORE HVY RAIN AND FFA MAY BE EXTENDED TO SUNDAY. WILL KEEP TEMPS ON THE LOW SIDE DUE TO CLOUDS AND PRECIP. PRELIMS... CRP TT 088/075 088/076 6463 (LCLY HVY RAIN THRU SUNDAY) NGP TT 087/076 087/076 VCT TT 087/074 086/074 7473 (LCLY HVY RAIN THRU SUNDAY) LRD EE 093/075 095/076 4333 (LCLY HVY RAIN THIS MORNING) JM...075
The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 6:05 AM CDT | Flash Flood Warning | CRP | La Salle | 115 min |
| Jun 21, 7:27 AM CDT | Severe Thunderstorm Warning | CRP | La Salle, McMullen | 63 min |
| Jun 21, 3:15 PM CDT | Flash Flood Warning | CRP | Goliad, Victoria | 3 hr |
| Jun 21, 3:50 PM CDT | Tornado Warning | CRP | Bee | 25 min |
| Jun 21, 4:52 PM CDT | Flash Flood Warning | CRP | Live Oak | 3 hr |
| Jun 21, 5:36 PM CDT | Severe Thunderstorm Warning | CRP | Live Oak, McMullen | 69 min |
| Jun 21, 6:40 PM CDT | Tornado Warning | CRP | Live Oak | 50 min |
| Jun 21, 6:47 PM CDT | Flash Flood Warning | CRP | McMullen | 58 min |
| Jun 21, 6:47 PM CDT | Severe Thunderstorm Warning | CRP | McMullen | 58 min |
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; radar from the NEXRAD Level II archive.