Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 124, NWS San Angelo, TX

May 6, 2015Jones County, Shackelford County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 6, 2015, 6:13 PM CDT for Jones County, Shackelford County, Texas. It was in force for 47 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 6, 2015, 6:13 PM CDT (23:13 UTC)
Expired: May 6, 2015, 7:00 PM CDT
In force: 47 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 2.75 in
Wind: 70.0 mph

Counties Jones County, TX, Shackelford County, TX

The radar

The Dyess AFB radar (KDYX), 41 km from the middle of the area, began a volume at 23:17 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 6, 1:23 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.2 hours before the alert went out and 258 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: 428 J/kg
Mixed-layer CIN: -115 J/kg
Mixed-layer LCL: 1325 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 113 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.9

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 May 6, 4:08 PM CDT, 2 hours 5 minutes earlier.

Area forecast discussion, May 6, 4:08 PM CDT, 2 hours 5 minutes before

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Hazardous weather outlook, May 6, 1:59 PM CDT, 4 hours 14 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO TX
159 PM CDT WED MAY 6 2015

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-071900-
FISHER-NOLAN-STERLING-COKE-RUNNELS-IRION-TOM GREEN-CONCHO-
CROCKETT-SCHLEICHER-SUTTON-HASKELL-THROCKMORTON-JONES-SHACKELFORD-
TAYLOR-CALLAHAN-COLEMAN-BROWN-MCCULLOCH-SAN SABA-MENARD-KIMBLE-
MASON-
159 PM CDT WED MAY 6 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED SEVERE THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON AND
EVENING ACROSS MUCH OF WEST CENTRAL TEXAS. THE MOST SIGNIFICANT
SEVERE WEATHER THREAT AREA...INCLUDING A FEW TORNADOES...HAIL
LARGER THAN BASEBALL BALL SIZE...DAMAGING WINDS...WILL BE ALONG
AND NORTH OF A SWEETWATER TO BALLINGER TO BROWNWOOD LINE. IN
ADDITION...STORMS WILL PRODUCE DANGEROUS LIGHTNING AND THE
POTENTIAL FOR LOCALIZED FLASH FLOODING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A CHANCE OF THUNDERSTORMS WILL CONTINUE INTO EARLY NEXT WEEK.
WHILE ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE EACH DAY...THERE
IS THE POTENTIAL FOR MORE ORGANIZED SEVERE WEATHER ON SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY THIS AFTERNOON AND EVENING.

24

In the hours before

Local storm report, May 6, 4:55 PM CDT, 1 hour 18 minutes before

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Local storm report, May 6, 4:56 PM CDT, 1 hour 17 minutes before

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Local storm report, May 6, 5:01 PM CDT, 1 hour 12 minutes before

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Local storm report, May 6, 5:19 PM CDT, 54 minutes before

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Local storm report, May 6, 5:29 PM CDT, 44 minutes before

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Local storm report, May 6, 5:37 PM CDT, 36 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 7:33 PM CDT	Special Weather Statement	SJT	Sterling	27 min
May 5, 7:58 PM CDT	Tornado Warning	SJT	Sterling	32 min
May 5, 8:30 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan, Sterling	45 min
May 5, 8:57 PM CDT	Tornado Warning	SJT	Coke	33 min
May 5, 9:13 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan	47 min
May 5, 9:29 PM CDT	Severe Thunderstorm Warning	SJT	Coke	46 min
May 5, 9:30 PM CDT	Tornado Warning	SJT	Coke	45 min
May 5, 10:03 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan	42 min
May 6, 1:42 PM CDT	Special Weather Statement	SJT	Menard	33 min
May 6, 2:13 PM CDT	Special Weather Statement	SJT	Menard	32 min
May 6, 2:17 PM CDT	Special Weather Statement	SJT	Menard	28 min
May 6, 2:37 PM CDT	Special Weather Statement	SJT	Concho	38 min
May 6, 2:42 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Tom Green	48 min
May 6, 3:24 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Concho, McCulloch, Runnels	51 min
May 6, 3:53 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Runnels	52 min
May 6, 4:13 PM CDT	Special Weather Statement	SJT	Callahan	32 min
May 6, 4:17 PM CDT	Severe Thunderstorm Warning	SJT	Haskell	28 min
May 6, 4:22 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Coleman, Taylor	38 min
May 6, 4:41 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Shackelford	64 min
May 6, 4:56 PM CDT	Severe Thunderstorm Warning	SJT	Fisher, Haskell, Jones	34 min
May 6, 5:22 PM CDT	Severe Thunderstorm Warning	SJT	Throckmorton	38 min
May 6, 5:29 PM CDT	Severe Thunderstorm Warning	SJT	Fisher, Haskell, Jones	46 min
May 6, 5:34 PM CDT	Severe Thunderstorm Warning	SJT	Shackelford, Throckmorton	56 min
May 6, 6:36 PM CDT	Areal Flood Advisory	SJT	Haskell, Jones	84 min
May 6, 6:49 PM CDT	Severe Thunderstorm Warning	SJT	Haskell, Jones, Throckmorton	41 min

Nearby

Severe Thunderstorm Warnings in Texas, 2015 Every severe thunderstorm warning in 2015

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.