Alert archive / Texas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 161, NWS San Angelo, TX

June 10, 2009Haskell County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Jun 10, 2009, 3:01 PM CDT for Haskell County, Texas. It was in force for 44 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 10, 2009, 3:01 PM CDT (20:01 UTC)
Expired: Jun 10, 2009, 3:45 PM CDT
In force: 44 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon

County Haskell County, TX

The radar

The Dyess AFB radar (KDYX), 84 km from the middle of the area, began a volume at 20:01 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
Jun 10, 2:13 PM CDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 8.0 hours before the alert went out and 231 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2431 J/kg
Mixed-layer CIN: -193 J/kg
Mixed-layer LCL: 1090 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 174 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 10, 2:28 PM CDT, 33 minutes earlier.

Area forecast discussion, Jun 10, 2:28 PM CDT, 33 minutes before

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Hazardous weather outlook, Jun 10, 4:21 AM CDT, 10 hours 40 minutes before

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In the hours before

Special weather statement, Jun 10, 2:39 PM CDT, 22 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
239 PM CDT WED JUN 10 2009

TXZ049-054-064>066-071>073-098-099-113-114-127-128-139-140-154-
155-102145-
FISHER-NOLAN-STERLING-COKE-RUNNELS-IRION-TOM GREEN-CONCHO-HASKELL-
THROCKMORTON-JONES-SHACKELFORD-TAYLOR-CALLAHAN-COLEMAN-BROWN-
MCCULLOCH-SAN SABA-
INCLUDING THE CITIES OF...ROTAN...ROBY...SWEETWATER...
STERLING CITY...ROBERT LEE...BRONTE...BALLINGER...WINTERS...
MERTZON...SAN ANGELO...EDEN...HASKELL...THROCKMORTON...WOODSON...
STAMFORD...ANSON...HAMLIN...ALBANY...ABILENE...CLYDE...BAIRD...
CROSS PLAINS...COLEMAN...BROWNWOOD...BRADY...SAN SABA
239 PM CDT WED JUN 10 2009

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE BIG COUNTRY
UNTIL 10 PM...
STRONG TO SEVERE THUNDERSTORMS ARE DEVELOPING RAPIDLY ACROSS THE
BIG COUNTRY THIS AFTERNOON. THE MAIN THREATS FROM THE STRONGER STORMS
WILL BE LARGE HAIL AND DAMAGING WINDS. BE ALERT FOR WARNINGS.

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 9, 8:05 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan, Sterling	55 min
Jun 9, 8:29 PM CDT	Severe Thunderstorm Warning	SJT	Nolan	31 min
Jun 10, 2:52 PM CDT	Severe Thunderstorm Warning	SJT	Fisher	23 min
Jun 10, 3:23 PM CDT	Severe Thunderstorm Warning	SJT	Fisher, Jones, Nolan	37 min
Jun 10, 3:26 PM CDT	Severe Thunderstorm Warning	SJT	Crockett	64 min
Jun 10, 3:34 PM CDT	Tornado Warning	SJT	Haskell, Throckmorton	41 min
Jun 10, 3:37 PM CDT	Severe Thunderstorm Warning	SJT	Jones, Nolan, Taylor	53 min
Jun 10, 3:46 PM CDT	Tornado Warning	SJT	Haskell, Throckmorton	44 min
Jun 10, 3:47 PM CDT	Severe Thunderstorm Warning	SJT	Haskell, Jones, Shackelford	58 min
Jun 10, 3:54 PM CDT	Flash Flood Warning	SJT	Haskell, Jones, Shackelford, Throckmorton	2 hr
Jun 10, 3:54 PM CDT	Tornado Warning	SJT	Nolan	66 min
Jun 10, 4:03 PM CDT	Areal Flood Advisory	SJT	Fisher, Nolan	3 hr
Jun 10, 4:11 PM CDT	Severe Thunderstorm Warning	SJT	Shackelford	64 min
Jun 10, 4:23 PM CDT	Tornado Warning	SJT	Throckmorton	21 min
Jun 10, 4:33 PM CDT	Severe Thunderstorm Warning	SJT	Crockett	42 min
Jun 10, 4:37 PM CDT	Severe Thunderstorm Warning	SJT	Taylor	53 min
Jun 10, 4:53 PM CDT	Areal Flood Advisory	SJT	Jones, Taylor	112 min
Jun 10, 5:05 PM CDT	Severe Thunderstorm Warning	SJT	Callahan	55 min
Jun 10, 5:16 PM CDT	Severe Thunderstorm Warning	SJT	Crockett, Schleicher, Sutton	44 min
Jun 10, 5:58 PM CDT	Severe Thunderstorm Warning	SJT	Callahan	32 min
Jun 10, 6:03 PM CDT	Areal Flood Advisory	SJT	Brown, Callahan, Coleman	87 min
Jun 10, 6:26 PM CDT	Severe Thunderstorm Warning	SJT	Brown	30 min

Nearby

Severe Thunderstorm Warnings in Texas, 2009 Every 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.