Alert archive / Texas / Heat Advisories in 2012
Heat Advisory 2, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this heat advisory at Jun 11, 2012, 4:20 AM CDT for 9 counties in Texas. It took effect at Jun 11, 2012, 10:00 AM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Jun 11, 2012, 4:20 AM CDT (09:20 UTC)
- In effect from
- Jun 11, 2012, 10:00 AM CDT
- Expired
- Jun 11, 2012, 8:00 PM CDT
- In force
- 10 hr
- Issued by
- NWS Corpus Christi, TX
Counties Duval County, TX, Jim Wells County, TX, Kleberg County, TX, La Salle County, TX, Live Oak County, TX, McMullen County, TX, Nueces County, TX, San Patricio County, TX, Webb County, TX
The radar
The Corpus Christi radar (KCRP), 76 km from the middle of the area, began a volume at 09:26 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
Del Rio, TX (KDRT), launched 00:00Z, 9.3 hours before the alert went out and 297 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4608 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Jun 10, 6:44 PM CDT, 9 hours 36 minutes earlier.
Area forecast discussion, Jun 10, 6:44 PM CDT, 9 hours 36 minutes before
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</html>Hazardous weather outlook, Jun 10, 5:42 AM CDT, 22 hours 38 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 542 AM CDT SUN JUN 10 2012 GMZ230-235-250-255-270-275-TXZ229>234-239>247-111045- 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- 542 AM CDT SUN JUN 10 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS AND THE MIDDLE TEXAS COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT AFTERNOON HEAT INDEX VALUES WILL RANGE BETWEEN 105F AND 109F OVER MUCH OF SOUTH TEXAS. AN ELEVATED FIRE DANGER THREAT WILL EXIST THIS AFTERNOON FOR THE BRUSH COUNTRY AND PORTIONS OF THE INLAND COASTAL PLAINS... GENERALLY AREAS WEST OF INTERSTATE 37. THE COMBINATION OF LOW AFTERNOON RELATIVE HUMIDITY VALUES BETWEEN 20-35 PERCENT...DRY TO NEAR-NORMAL FUELS AND SOUTHEAST WINDS OF 15-20 MPH WILL CREATE AN ELEVATED WILDFIRE DANGER THREAT. SMALL CRAFT ADVISORIES MAY BE NEEDED LATE TONIGHT FOR THE MIDDLE TEXAS COASTAL WATERS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY MAXIMUM HEAT INDEX VALUES MAY REACH 110F OVER THE RIO GRANDE PLAINS TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. 85/87
The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 1:34 AM CDT | Small Craft Advisory | CRP | 5 hr |
Nearby
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.