Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 1, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Jan 6, 1998, 11:03 AM CST for Webb County, Texas. It was in force for 117 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 6, 1998, 11:03 AM CST (17:03 UTC)
- Expired
- Jan 6, 1998, 1:00 PM CST
- In force
- 117 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties
County Webb County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 5.1 hours before the alert went out and 196 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
- 1989 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 476 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCRP 061705 FFWCRP TXC479-061900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 1103 AM CST TUE JAN 6 1998 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 100 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY...... IN SOUTH CENTRAL TEXAS ...NORTHWESTERN WEBB COUNTY AT 1100 AM CST DOPPLER RADAR SHOWED SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER NORTHWEST WEBB COUNTY. RAINFALL AMOUNTS UP TO 2 INCH HAS FALLEN ACROSS THE AREA FROM 30 MILES NORTHWEST OF LAREDO TO 30 MILES WEST OF ARTESIA WELLS. AN ADDITIONAL 1 TO 2 INCHES OF RAIN IS POSSIBLE THROUGH 1PM CAUSING FLOODING OF LOW LYING AREA AND LOW WATER CROSSINGS. THE RAIN ACTIVITY WAS MOVING SLOWLY NORTHEAST AT 15 MPH. 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 Jan 6, 9:45 AM CST, 1 hour 18 minutes earlier.
Area forecast discussion, Jan 6, 9:45 AM CST, 1 hour 18 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 945 AM CST TUE JAN 6 1998 NO CHANGES NEEDED IN MORNING UPDATE. WV IMAGERY SHOWS UPPER S/W JUST WEST OF THE RIO GRANDE CONCURRENT WITH 12Z ETA MODEL...MVG EAST. SFC ANALYSIS SHOWS PAC FNTL BNRY JUST WEST OF LRD-E JCT LINE ALSO MVG EAST. CRP/DFX 88DS BOTH SHOW ONE LARGE PRECIP CELL DVLPG JUST WEST OF WEBB COUNTY ALG THE LEADING EDGE OF PAC FNTL BNDRY. THIS STORM HAS WK ROTATIONAL SIGNATURE AND WILL BE CLOSELY MONITORED AS IT MVS SLOWLY NE. LOOKS LIKE THIS CELL COULD SKIRT JUST N OF OUR CWA. OTHER WIDELY SCT PRECIP ECHOS WERE MVG NWD IN UNIFORM SLY FLOW. AMS ACROSS THE REGION IS VERY MOIST AND UNSTABLE FOR THIS TIME OF YEAR. PWS 1.50 INCHES AND LIS -7. MAIN DYNAMICS WILL MV ACROSS THE REGION THIS AFTN WITH PRECIP FOCUSED ALG SFC-H85 BNDRY ENHANCED BY STGLY TILTED UPPER TROF (PVA). MAIN PRECIP AREA WILL OCCUR ALG A SAT-HOU LINE WHERE FFA AND BEST MOISTURE ADV EXISTS. FCST HAS 50-60% POPS IN FOR OUR AREA TDY WHICH LOOKS GOOD. COULD BE A FEW ISOLATED SVR STORMS IF WEBB CNTY STORM HOLDS TOGETHER. WILL MAKE NO CHANGES TO ZONES 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 |
|---|---|---|---|---|
| Jan 6, 10:04 AM CST | Severe Thunderstorm Warning | CRP | Webb | 56 min |
| Jan 6, 4:08 PM CST | Severe Thunderstorm Warning | CRP | Victoria | 67 min |
| Jan 6, 4:49 PM CST | Severe Thunderstorm Warning | CRP | Goliad | 56 min |
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.