Alert archive / Texas / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 106, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 3, 2009, 6:10 PM CDT for Zavala County, Texas. It was in force for 50 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
- Jun 3, 2009, 6:10 PM CDT (23:10 UTC)
- Expired
- Jun 3, 2009, 7:00 PM CDT
- In force
- 50 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
County Zavala County, TX
The radar
The Laughlin AFB radar (KDFX), 68 km from the middle of the area, began a volume at 23:12 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 12:00Z, 11.2 hours before the alert went out and 119 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
- 440 J/kg
- Mixed-layer CIN
- -347 J/kg
- Mixed-layer LCL
- 1271 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -42 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
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 Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 3, 3:22 PM CDT, 2 hours 48 minutes earlier.
Area forecast discussion, Jun 3, 3:22 PM CDT, 2 hours 48 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 322 PM CDT WED JUN 3 2009 .DISCUSSION... A COLD FRONT IS MOVING INTO THE HILL COUNTRY THIS AFTERNOON WITH SHOWERS AND THUNDERSTORMS DEVELOPING ALONG AND AHEAD OF IT. DAYTIME HEATING AND A WEAK UPPER SHORT-WAVE WILL KEEP THE POPS GOING INTO AT LEAST THIS EVENING MOST AREAS. WILL RANGE FROM CHANCE SOUTH WHERE BEST DYNAMICS AND MOISTURE RESIDE TO ISOLATED NORTH WHERE FRONT WILL PASS EARLIEST. FEATURES MOVE SOUTH AND EAST OF AREA OVERNIGHT ENDING POPS. THE SUBTROPICAL RIDGE BUILDS INTO TEXAS THURSDAY THROUGH SATURDAY. THE RIDGE FLATTENS SUNDAY AS A SHORT-WAVE LIFTS OUT OF THE WEST COAST UPPER TROUGH ALLOWING FOR A WEST-SOUTHWEST FLOW ALOFT THAT WILL PERSIST THROUGH AT LEAST THE MIDDLE OF NEXT WEEK. ANOTHER SHORT-WAVE WILL LIFT OUT OF THE TROUGH AROUND MIDDLE OF NEXT WEEK. A SURFACE HIGH SETTLES INTO THE AREA THURSDAY INTO FRIDAY. A SURFACE LOW DEVELOPS IN THE CENTRAL HIGH PLAINS ON SATURDAY AS THE SURFACE HIGH MOVES OFF TO THE EAST WITH SOUTHERLY LOWER LEVEL FLOW RETURNING. PWS DECREASE A LITTLE GOING INTO THIS WEEKEND, THEN INCREASE A LITTLE NEXT WEEK. WARM MID LEVELS WILL CAP THE AIRMASS FOR THE NEXT SEVERAL DAYS AND HAVE KEPT POPS OUT OF THE FORECAST. HOWEVER, CAN NOT RULE OUT THE POSSIBILITY OF ISOLATED STORMS COMING OFF THE DRYLINE OF WEST TEXAS AND THE BURRO MOUNTAINS OF MEXICO AND MOVING INTO FAR WESTERN AREAS FROM FRIDAY AND BEYOND. HAVE GONE SLIGHTLY WARMER THAN MAV/MEX HIGHS DUE TO SOUTHWESTERLY 850 MB FLOW MOST DAYS WHILE MAV/MEX LOWS SEEM REASONABLE. && .PRELIMINARY POINT TEMPS/POPS... AUSTIN CAMP MABRY 70 92 65 96 70 / 10 - 0 0 0 AUSTIN BERGSTROM INTL AIRPORT 67 91 61 95 66 / 10 - 0 0 0 NEW BRAUNFELS MUNI AIRPORT 68 93 63 95 67 / 10 - 0 0 0 BURNET MUNI AIRPORT 64 87 64 93 69 / 10 - 0 - - DEL RIO INTL AIRPORT 71 96 72 99 73 / 10 - - - - GEORGETOWN MUNI AIRPORT 67 90 64 93 69 / 10 - 0 - - HONDO MUNI AIRPORT 68 94 65 95 68 / 10 - 0 0 0 SAN MARCOS MUNI AIRPORT 67 92 63 95 67 / 10 - 0 0 0 LA GRANGE - FAYETTE REGIONAL 68 88 64 92 68 / 30 - - 0 0 SAN ANTONIO INTL AIRPORT 70 92 66 96 71 / 10 - 0 0 0 STINSON MUNI AIRPORT 68 93 65 97 70 / 20 - 0 0 0 && .EWX WATCHES/WARNINGS/ADVISORIES... NONE. && 04/25
Hazardous weather outlook, Jun 3, 6:04 AM CDT, 12 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 604 AM CDT WED JUN 3 2009 TXZ171>173-183>194-202>209-217>225-228-041115- LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA- GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE- MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA- FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT- 604 AM CDT WED JUN 3 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...TODAY AND TONIGHT... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
In the hours before
Local storm report, Jun 3, 4:46 PM CDT, 1 hour 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
446 PM CDT WED JUN 03 2009
..TIME.. ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE.. ....MAG.... ..COUNTY LOCATION.. ST.. ...SOURCE....
..REMARKS..
0420 PM HAIL 7 E HONDO 29.34N 99.04W
06/03/2009 E1.00 INCH MEDINA TX PUBLIC
PUBLIC REPORTED HAIL ALONG COUNTY ROAD 4581
&&
EVENT NUMBER 00646
JPBSpecial weather statement, Jun 3, 5:08 PM CDT, 1 hour 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 508 PM CDT WED JUN 3 2009 TXZ218-219-228-032315- DIMMIT-FRIO-ZAVALA- 508 PM CDT WED JUN 3 2009 ...A STRONG THUNDERSTORM WAS AFFECTING DIMMIT...FRIO AND ZAVALA COUNTIES... AT 507 PM CDT...NWS METEOROLOGISTS ARE TRACKING A STRONG THUNDERSTORM NEAR DIVOT...OR 10 MILES NORTHWEST OF DILLEY...MOVING SOUTH AT 10 MPH. PEOPLE IN NORTHEASTERN DIMMIT...SOUTHEASTERN ZAVALA AND SOUTHWESTERN FRIO COUNTIES...INCLUDING THE FOLLOWING LOCATIONS...DIVOT...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN. MARBLE SIZE HAIL...AND WINDS AROUND 40 MPH ARE EXPECTED WITH THIS STORM.
Special weather statement, Jun 3, 5:15 PM CDT, 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 515 PM CDT WED JUN 3 2009 TXZ223>225-032345- GONZALES-DE WITT-LAVACA- INCLUDING THE CITIES OF...GONZALES...CUERO...HALLETTSVILLE 515 PM CDT WED JUN 3 2009 ...STRONG THUNDERSTORMS ARE DEVELOPING ACROSS THE COASTAL PLAINS... SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE SOUTHEAST AT 20 MPH ACROSS THE COASTAL PLAINS. FREQUENT LIGHTNING...WIND GUSTS OF 30 TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. DRIVERS ARE ADVISED TO USE ADDITIONAL CAUTION AS VERY HEAVY DOWNPOURS WILL SUDDENLY REDUCE VISIBILITIES. RUNOFF FROM THESE STORMS WILL ALSO CAUSE PONDING AT INTERSECTIONS AND MINOR STREET FLOODING.
Local storm report, Jun 3, 5:36 PM CDT, 34 minutes before
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</html>Local storm report, Jun 3, 5:56 PM CDT, 14 minutes before
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</html>The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 1:31 AM CDT | Areal Flood Advisory | EWX | Burnet, Llano | 119 min |
| Jun 3, 1:38 AM CDT | Areal Flood Advisory | EWX | Bandera, Gillespie, Kerr | 112 min |
| Jun 3, 2:55 AM CDT | Areal Flood Advisory | EWX | Bexar | 110 min |
| Jun 3, 3:04 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Bexar, Medina | 26 min |
| Jun 3, 3:51 PM CDT | Severe Thunderstorm Warning | EWX | Medina | 24 min |
| Jun 3, 4:13 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Frio | 16 min |
| Jun 3, 4:14 PM CDT | Severe Thunderstorm Warning | EWX | Frio, Medina | 46 min |
| Jun 3, 5:24 PM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 51 min |
| Jun 3, 5:36 PM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 39 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2009Every severe thunderstorm warning in 2009
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.