Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 33, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this severe thunderstorm warning at May 9, 1997, 12:37 PM CDT for Nueces County, San Patricio County, Texas. It was in force for 53 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 9, 1997, 12:37 PM CDT (17:37 UTC)
- Expired
- May 9, 1997, 1:30 PM CDT
- In force
- 53 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties
Counties Nueces County, TX, San Patricio County, TX
The radar
The Corpus Christi radar (KCRP), 10 km from the middle of the area, began a volume at 17:40 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 9, 1:10 PM CDT | Thunderstorm Wind 50 | Agua Dulce, TX | Sheriff report of several large trees uprooted and structural damage to homes. |
| May 9, 1:15 PM CDT | Thunderstorm Wind 50 | Robstown, TX | Sheriff report of several large trees uprooted. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 5.6 hours before the alert went out and 24 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
- 1825 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 476 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.2
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 May 9, 10:52 AM CDT, 1 hour 45 minutes earlier.
Area forecast discussion, May 9, 10:52 AM CDT, 1 hour 45 minutes before
COASTAL BEND FORECAST DISCUSSION...UPDATED FOR SEA CONDITIONS... NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 1050 AM CDT WED MAY 7 1997 SOLID LINE OF WEAKENING TSRA/SHRA MOVING SOUTHEAST ESPECIALLY ON WESTERN END NEAR LRD. THE LINE TO MOVE THORUGH MOST OF AREA TODAY. NEED TO INCREASE POPS/INSERT LOCALLY HEAVY RAINS ALL AREAS. 12Z CRP SOUNDING SHOWS PW OF 1.75...K OF 30...LI OF -7 AND A GOOD STEADY FLOW OF MOISTURE OF THE GULF. THIS TYPE OF MOIST...UNSTABLE ATMOSPHERE WILL PROVIDE THE FUEL FOR SCT TSRA GOING THRU THE DAY. ATMOSPHERE RIPE FOR MORE TSRA/SHRA TONIGHT...OUTFLOW/FRONT POSITION AND WHERE DISTURBANCES WILL TRACK CRITICAL WHERE HEAVIEST RAINS WILL FALL. MORE ON THIS ON AFTERNOON PACKAGE. ...CHANGES TO ZONES... VCT...60 POPS LOCALLY HEAVY RAIN. CRP...60 POPS LOCALLY HEAVY RAIN. HIGH...LOW 80S INLAND UPPER 70S COAST. LRD...HIGH...UPPER 70S. MARINE DATA...2-3 FEET WAVES AND EAST WINDS OF 10 KNOTS. LUNA...0074
The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 12:23 PM CDT | Tornado Warning | CRP | Jim Wells | 37 min |
| May 9, 1:25 PM CDT | Severe Thunderstorm Warning | CRP | Kleberg, Nueces | 65 min |
| May 9, 1:25 PM CDT | Severe Thunderstorm Warning | CRP | San Patricio | 65 min |
| May 9, 1:40 PM CDT | Flash Flood Warning | CRP | Victoria | 4 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.