Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 28, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Sep 17, 1998, 3:12 AM CDT for Aransas 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
- Sep 17, 1998, 3:12 AM CDT (08:12 UTC)
- Expired
- Sep 17, 1998, 6:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties
County Aransas County, TX
The radar
The Corpus Christi radar (KCRP), 50 km from the middle of the area, began a volume at 08:16 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 00:00Z, 8.2 hours before the alert went out and 41 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
- 838 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCRP 170812 FFWCRP TXC007-171100- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 312 AM CDT THU SEP 17 1998 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A * FLASH FLOOD WARNING FOR... ARANSAS IN SOUTH CENTRAL TEXAS * UNTIL 600 AM CDT * AT AT 305 AM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDING FROM ROCKPORT TO WELL OUT INTO THE GULF WATERS...MOVING WEST AT 20 MPH.. * SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ACROSS THE COUNTY. RAINFALL ESTIMATES OF NEAR 2.00 INCHES WERE INDICATED BY DOPPLER RADAR OVER THE EASTERN HALF OF ARANSAS COUNTY SINCE 1AM. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGER OF FLOODING. JM
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 Sep 17, 3:05 AM CDT, 7 minutes earlier.
Area forecast discussion, Sep 17, 3:05 AM CDT, 7 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 305 AM CDT THU SEP 17 1998 IR LOOP AND SFC ANALYSIS SHOWS TPCL WAVE JUST WEST OF THE RIO GRANDE RVR ATTM WHERE BEST MOIST CONV AND PRECIP WAS OCCURRING. ADDITIONAL SHOWERS WITH HVY RAIN WERE FORMING ALG THE MID COAST WHERE SPD CONVERGENCE WAS MAXIMIZED. RKP PICKED UP 2 INCHES OF RAIN IN PAST 2 HOURS. SHOWERS WERE MVG QUICKLY WEST AT 25 MPH BUT TRAINING OVER SAME AREAS. ARANSAS AND CALHOUN COUNTY SHERIFF DISP REPORTED NO FLOODING PROBLEMS YET. LOOKS AS THOUGH THIS MAY CONTINUE THROUGH MORNING HOURS. WILL HAVE TO LEAVE FFA IN PLACE FOR COASTAL COUNTIES THIS AM (CALHOUN/ARANSAS/REFUGIO). FLOW ACROSS THE NW GULF IS INCREASING IN RESPONSE TO DEEPENING UPR LOW IN THE GULF. VAD PROFILES FROM HGX AND CRP SHOW 35-40KT WINDS IN LINE WITH H85 ETA MODEL FCST. DRIER AIR WAS WORKING INTO OUR FAR NERN ZONES NR VCT EXTENDING NEWD TOWARD IAH. THIS DRIER AMS SHOULD OVERSPREAD THE ENTIRE CWA TDY REDUCING OUR RAINS CHANCES. RAIN SHOULD BE ENDING BY NOON OVER OUR ERN ZONES. NXT CONCERN IS WILL THE INCREASED GRADIENT CAUSE COASTAL FLOODING PROBLEMS HERE. AT THIS POINT IT DOES NOT LOOK LIKE IT. WINDS AT BOY019 ARE INCREASING TO NR 20KTS BUT SEAS REMAIN NR 5 FEET WHICH USUALLY DOESNT CAUSE MUCH OF A PROBLEM. WERE APCHG HIGH TIDE AT PT ARANSAS NOW AND TIDES ARE STILL HOLDING ABT 1.0 TO 1.5 FT ABV PRED LVLS. IF WINDS GO NORTHERLY FRIDAY OUR CFW WORRIES WILL BE OVER. WILL HOLD OFF ON CFW BUT ISSUE A MWS FOR ABV NORMAL TIDES. WINDS WILL BE BREEZY OUT OF THE NE TDY AND SKIES SHOULD BECM MOSTLY TO P/C BY AFTN. WILL THROW IN SOME PATCHY FOG IN VCT GROUP THIS AM. SUBSIDENCE AND DRIER N-NE WINDS WILL MAKE FOR P/C AND WARM CONDITIONS ON FRI WITH ISOLATED SHOWERS PSBL. PRELIMS... CRP EB 089/075 092/074 5222 NGP 088/077 090/076 ALI 088/076 095/076 VCT EB 090/074 091/073 2222 LRD CB 090/076 094/076 5322 WRKZONES... VCT (VICTORIA/GOLIAD) .TDY...BECMG P/C AND BREEZY WITH 20% CHC OF SH/TSRA. NE WINDS 15-20 MPH. .TNGT...P/C WITH 20% CHC OF SHOWERS...PATCHY FOG AFTR MIDNIGHT. NE WINDS NR 10 MPH. .FRI...P/C WITH <20% CHC OF SH/TSRA. N-NE WINDS 15-20 MPH. (ARANSAS/CALHOUN/REFUGIO) ...FLASH FLOOD WATCH THIS AM... .TDY...M/C WITH 50% CHC OF SH/TSRA...LCLY HVY RAIN PSBL THIS AM. DECREASING CLOUDS THIS AFTN. NE WINDS 15-20 MPH AND GUSTY. .TNGT...P/C WITH 20% CHC OF SHOWERS...PATCHY FOG AFTR MIDNIGHT. NE WINDS NR 10 MPH. .FRI...P/C WITH <20% CHC OF SH/TSRA. N-NE WINDS 15-20 MPH. CRP (JIM WELLS/KLEBERG/SAN PAT/LIVE OAK/BEE) .TDY...M/C AND BREEZY WITH 50% CHC OF SH/TSRA. LOCALLY HVY RAIN PSBL THIS AM. DECREASING CLOUDS THIS AFTN. NE WINDS 15-20 MPH...GUSTY NR THE COAST. .TNGT...P/C WITH 20% CHC OF SHOWERS...PATCHY FOG AFTR MIDNIGHT. NE WINDS NR 10 MPH. .FRI...P/C AND WINDY WITH 20% CHC OF SH/TSRA. N-NE WIND 15-20 MPH. LRD .TDY...CLOUDY WITH 50% CHC OF SH/TSRA. LOCALLY HVY RAIN PSBL. NE WINDS 15-20 MPH. .TNGT...M/C WITH 30% CHC OF EVENING SH/TSRA...PATCHY FOG AFTR MIDNIGHT. N WINDS 10-15 MPH. .FRI...P/C WITH 20% CHC OF SH/TSRA. N WINDS 15-20 MPH. JM...075
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; radar from the NEXRAD Level II archive.