Alert archive / Texas / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 22, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this severe thunderstorm warning at May 18, 2010, 1:51 AM CDT for La Salle County, Texas. It was in force for 54 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
- May 18, 2010, 1:51 AM CDT (06:51 UTC)
- Expired
- May 18, 2010, 2:45 AM CDT
- In force
- 54 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Storm-based polygon
County La Salle County, TX
The radar
The Laughlin AFB radar (KDFX), 154 km from the middle of the area, began a volume at 06:52 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 |
|---|---|---|---|
| May 17, 9:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 6.9 hours before the alert went out and 186 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
- 1401 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 1374 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.4
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 18, 12:18 AM CDT, 1 hour 33 minutes earlier.
Area forecast discussion, May 18, 12:18 AM CDT, 1 hour 33 minutes before
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HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 1024 PM CDT MON MAY 17 2010 GMZ230-235-250-255-270-275-TXZ229>234-239>247-181200- BAYS AND WATERWAYS FROM BAFFIN BAY TO PORT ARANSAS- BAYS AND WATERWAYS FROM PORT ARANSAS TO PORT O'CONNOR- COASTAL WATERS FROM BAFFIN BAY TO PORT ARANSAS OUT 20 NM- COASTAL WATERS FROM PORT ARANSAS TO MATAGORDA SHIP CHANNEL OUT 20 NM-WATERS FROM BAFFIN BAY TO PORT ARANSAS FROM 20 TO 60 NM- WATERS FROM PORT ARANSAS TO MATAGORDA SHIP CHANNEL FROM 20 TO 60 NM-LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL- JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN- 1024 PM CDT MON MAY 17 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS AND THE MIDDLE TEXAS COASTAL WATERS. .DAY ONE...TONIGHT THERE IS A CHANCE FOR THUNDERSTORMS TONIGHT OVER THE AREA. SOME STORMS COULD BECOME SEVERE...WITH WINDS IN EXCESS OF 60 MPH AND HAIL THE SIZE OF A QUARTER OR LARGER. THE MAIN THREAT FOR SEVERE WEATHER WILL BE GENERALLY NEAR AND NORTH OF A RIO BRAVO TO FREER TO SINTON LINE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY .SPOTTER INFORMATION STATEMENT... ISOLATED TO SCATTERED THUNDERSTORMS WILL BE POSSIBLE ACROSS THE AREA ON TUESDAY...WITH ISOLATED THUNDERSTORMS POSSIBLE OVER THE NORTHERN COASTAL BEND ON THURSDAY. NO ORGANIZED SEVERE WEATHER IS EXPECTED AT THIS TIME. HOWEVER..A FEW STRONG TO POSSIBLY SEVERE THUNDERSTORMS WILL BE POSSIBLE MAINLY IN THE AFTERNOON HOURS. GW
In the hours before
Local storm report, May 17, 10:18 PM CDT, 3 hours 33 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1018 PM CDT MON MAY 17 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0745 PM HEAVY RAIN 3 N LAREDO 27.58N 99.49W
05/16/2010 M0.81 INCH WEBB TX CO-OP OBSERVER
HEAVY RAIN...0.81 INCH IN 20 MIN. COCORAHS. PEA SIZE HAIL
NOTED.
0800 PM HAIL LAREDO 27.53N 99.49W
05/16/2010 M0.88 INCH WEBB TX EMERGENCY MNGR
FIRST RESPONDER REPORTED
0810 PM FLASH FLOOD LAREDO 27.53N 99.49W
05/16/2010 WEBB TX EMERGENCY MNGR
STREET CLOSURE AT SPRINGFIELD AND HILLSIDE.
0835 PM FLASH FLOOD LAREDO 27.53N 99.49W
05/16/2010 WEBB TX EMERGENCY MNGR
VEHICLE STRANDED ALONG ACCESS ROAD OF INTERSTATE 35 AT
MANN ROAD. ROAD CLOSED.
0855 PM HEAVY RAIN 1 NNW LAREDO 27.55N 99.50W
05/16/2010 M2.56 INCH WEBB TX CO-OP OBSERVER
2.56 INCHES OF RAIN WITHIN 2 HOURS. COCORAHS.
0427 PM HAIL 5 NNW MISSION VALLEY 28.91N 97.18W
05/17/2010 M1.00 INCH VICTORIA TX TRAINED SPOTTER
0554 PM HAIL 4 NW GOLIAD 28.71N 97.44W
05/17/2010 M0.50 INCH GOLIAD TX TRAINED SPOTTER
&&
ATARDYSpecial weather statement, May 18, 12:30 AM CDT, 1 hour 21 minutes before
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</html>The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 7:03 PM CDT | Areal Flood Advisory | CRP | Goliad | 57 min |
| May 17, 11:58 PM CDT | Tornado Warning | CRP | Victoria | 35 min |
| May 18, 1:21 AM CDT | Special Marine Warning | CRP | 83 min | |
| May 18, 2:35 AM CDT | Areal Flood Advisory | CRP | La Salle, Webb | 115 min |
| May 18, 2:53 AM CDT | Severe Thunderstorm Warning | CRP | La Salle, Webb | 67 min |
| May 18, 3:42 AM CDT | Severe Thunderstorm Warning | CRP | Duval, La Salle, McMullen, Webb | 63 min |
| May 18, 4:36 AM CDT | Severe Thunderstorm Warning | CRP | Duval, Webb | 54 min |
| May 18, 4:48 AM CDT | Flash Flood Warning | CRP | Duval, Webb | 117 min |
| May 18, 5:04 AM CDT | Flash Flood Warning | CRP | Webb | 116 min |
| May 18, 5:14 AM CDT | Areal Flood Advisory | CRP | McMullen | 2 hr |
| May 18, 5:23 AM CDT | Severe Thunderstorm Warning | CRP | Duval, Webb | 52 min |
| May 18, 6:42 AM CDT | Severe Thunderstorm Warning | CRP | Duval, Jim Wells, Kleberg | 63 min |
| May 18, 6:51 AM CDT | Flash Flood Warning | CRP | Duval | 97 min |
| May 18, 7:42 AM CDT | Severe Thunderstorm Warning | CRP | Jim Wells, Kleberg, Nueces | 63 min |
| May 18, 7:51 AM CDT | Flash Flood Warning | CRP | Jim Wells, Kleberg | 88 min |
| May 18, 8:16 AM CDT | Special Marine Warning | CRP | 89 min | |
| May 18, 9:47 AM CDT | Special Marine Warning | CRP | 73 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2010Every severe thunderstorm warning in 2010
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.