Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 56, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this severe thunderstorm warning at Feb 21, 1998, 8:55 PM CST for Refugio County, San Patricio County, Texas. It was in force for 65 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
- Feb 21, 1998, 8:55 PM CST (02:55 UTC)
- Expired
- Feb 21, 1998, 10:00 PM CST
- In force
- 65 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties
Counties Refugio County, TX, San Patricio County, TX
The radar
The Corpus Christi radar (KCRP), 46 km from the middle of the area, began a volume at 02:56 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 21, 3:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 2.9 hours before the alert went out and 48 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
- 1168 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 661 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 5.5
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 severe thunderstorm 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 severe thunderstorm warning went out at Feb 21, 3:10 PM CST, 5 hours 45 minutes earlier.
Area forecast discussion, Feb 21, 3:10 PM CST, 5 hours 45 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 310 PM CST SAT FEB 21 1998 A VERY ACTIVE WX PATTERN CONTINUES TO UNFOLD ACROSS THE CWA THIS AFTERNOON. LOOK LIKE THE EVENT IS NOW UNDERWAY AND SPC HAS JUST COME OUT WITH TOR WATCH 52. THIS COVERS THE ENTIRE CWA. AFTER STORMS MOVE THROUGH TONIGHT THINGS WILL CLR FAIRLY RAPIDLY BEHIND THE SYSTEM ON SUN. WITH A W/NW FLOW AT H5 DRY WX PATTERN WILL AGAIN TAKE OVER WITH SUNNY DRY DAYS AND CLEAR COOL NIGHTS. THEN NEXT IN THE NEVER ENDING SERIES OF WEST COAST SYSTEMS WILL ARRIVE BY MID WEEK WITH INCREASING PCPN CHCS AGAIN. STRONG S/W CONTINUES TO HEAD E/SE AND WILL MOVE ACROSS LATER TONIGHT. SFC LOW WILL DEVELOP TO THE S CRP AND MOVE NE TO OFF THE COAST OF GLS BY 12Z SUN AND CONTINUE NEWRD FROM THERE. ADAP SMC INDICATES A BULLSEYE OVER THE CWA FROM THE COASTAL BEND/RIO GRANDE PLAINS TO VCT AND LIS HAVE FALLEN TO -4 TO -6 ACROSS THE LOWER VALLEY. VIS SATELLITE PIX SHOW BREAKS W/SW OF CRP AND THIS COULD LEAD TO ADDITIONAL HEATING TO HELP DESTABILIZE THINGS FURTHER. WILL CONTINUE WIND ADVSRY UNTIL 9 PM FOR CRP/VCT. LRD CAN BE DROPPED. NEED TO MAINTAIN SCA ON THIS PKG. ALL NECESSARY PRODUCTS HAVE BEEN UPDATED. .TONIGHT...CLOUDY WITH AN 60 PERCENT CHANCE OF THUNDERSTORMS CRP...80% VCT...SOME LIKELY SEVERE. SE WINDS 20 TO 30 MPH AND GUSTY CRP...E WIND 20 TO 30 MPH AND GUSTY VCT. //LRD// 40% CHC OF THUNDERSTORMS THIS EVENING THEN DECREASING CLOUDINESS LATE. S WIND 10 TO 15 MPH...SHIFTING TO THE W/NW AT 10 TO 15 MPH BY MIDNIGHT. .SUNDAY...BECOMING MOSTLY SUNNY AND BREEZY. W/NW WINDS 15 TO 20 MPH AND GUSTY. .SUNDAY NIGHT...CLEAR. .MONDAY...SUNNY. CRP UU 052/073 048/077 054 6100 NGP 058/073 052/075 058 ALI UU 050/073 048/078 054 6100 LRD UU 052/075 052/079 055 4100 VCT UU 047/071 048/074 053 8100 MSL..73..
The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 6:50 PM CST | Flash Flood Warning | CRP | Bee | 3 hr |
| Feb 21, 7:02 PM CST | Severe Thunderstorm Warning | CRP | Live Oak | 58 min |
| Feb 21, 7:22 PM CST | Severe Thunderstorm Warning | CRP | Duval | 68 min |
| Feb 21, 7:26 PM CST | Severe Thunderstorm Warning | CRP | La Salle | 64 min |
| Feb 21, 7:33 PM CST | Severe Thunderstorm Warning | CRP | Bee | 57 min |
| Feb 21, 7:40 PM CST | Severe Thunderstorm Warning | CRP | Goliad | 65 min |
| Feb 21, 8:31 PM CST | Severe Thunderstorm Warning | CRP | Victoria | 59 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1998Every severe thunderstorm 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.