Alert archive / Texas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 121, NWS San Angelo, TX

May 10, 20164 counties in Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 10, 2016, 5:14 PM CDT for 4 counties in Texas. It was in force for 46 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 10, 2016, 5:14 PM CDT (22:14 UTC)
Expired: May 10, 2016, 6:00 PM CDT
In force: 46 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Brown County, TX, Coleman County, TX, McCulloch County, TX, San Saba County, TX

The radar

The Dyess AFB radar (KDYX), 119 km from the middle of the area, began a volume at 22:13 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 10, 2:39 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 10.2 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: 2081 J/kg
Mixed-layer CIN: -184 J/kg
Mixed-layer LCL: 996 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 399 m²/s²
0-3 km storm-relative helicity: 391 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 6.7

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 10, 3:40 PM CDT, 1 hour 34 minutes earlier.

Area forecast discussion, May 10, 3:40 PM CDT, 1 hour 34 minutes before

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Hazardous weather outlook, May 10, 2:51 PM CDT, 2 hours 23 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
251 PM CDT TUE MAY 10 2016

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-112000-
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-
251 PM CDT TUE MAY 10 2016

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERRSTORMS WILL DEVELOP THIS AFTERNOON AND EVENING
ACROSS MUCH OF WEST CENTRAL TEXAS. SOME STORMS MAY BE SEVERE ALONG
AND EAST OF BAIRD TO MERTZON TO OZONA LINE. THE MAIN HAZARDS WILL
BE VERY LARGE HAIL...LARGER THAN GOLF BALL SIZE...DAMAGING WINDS
AND DANGEROUS LIGHTNING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS MUCH OF WEST CENTRAL
TEXAS WEDNESDAY AND THURSDAY. A FEW STORMS MAY BE SEVERE ACROSS
THE BIG COUNTRY WEDNESDAY AND WEDNESDAY NIGHT. THE MAIN HAZARDS
WILL BE LARGE HAIL AND DAMAGING WINDS. FOR THURSDAY...WHILE IT
APPEARS THAT THE THREAT OF WIDESPREAD SEVERE WEATHER REMAINS
RELATIVELY LOW...A FEW THUNDERSTORMS MAY STRENGTHEN TO SEVERE
LEVELS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, May 10, 4:21 PM CDT, 53 minutes before

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Local storm report, May 10, 4:23 PM CDT, 51 minutes before

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Local storm report, May 10, 4:39 PM CDT, 35 minutes before

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Local storm report, May 10, 4:42 PM CDT, 32 minutes before

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Local storm report, May 10, 4:58 PM CDT, 16 minutes before

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Local storm report, May 10, 5:02 PM CDT, 12 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 10, 3:04 PM CDT	Special Weather Statement	SJT	Brown	41 min
May 10, 3:32 PM CDT	Severe Thunderstorm Warning	SJT	Brown, Coleman, McCulloch, San Saba	58 min
May 10, 4:09 PM CDT	Special Weather Statement	SJT	Concho	36 min
May 10, 4:21 PM CDT	Special Weather Statement	SJT	Concho	39 min
May 10, 4:28 PM CDT	Severe Thunderstorm Warning	SJT	Brown, Coleman, McCulloch, San Saba	47 min
May 10, 4:31 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Concho, McCulloch, Menard	44 min
May 10, 4:43 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher, Sutton	47 min
May 10, 4:55 PM CDT	Areal Flood Advisory	SJT	Brown, Coleman	3 hr
May 10, 4:58 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Concho, Runnels	47 min
May 10, 5:11 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Concho, McCulloch	49 min
May 10, 5:14 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Menard	46 min
May 10, 5:18 PM CDT	Special Weather Statement	SJT	Tom Green	42 min
May 10, 5:28 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher, Sutton	47 min
May 10, 5:50 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Tom Green	40 min
May 10, 5:56 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher	49 min
May 10, 5:58 PM CDT	Severe Thunderstorm Warning	SJT	Brown, Coleman	62 min
May 10, 6:01 PM CDT	Special Weather Statement	SJT	Concho, McCulloch	59 min
May 10, 6:24 PM CDT	Special Weather Statement	SJT	Schleicher	51 min
May 10, 6:30 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher, Sutton	60 min
May 10, 6:33 PM CDT	Special Weather Statement	SJT	Coleman, Runnels	42 min
May 10, 6:47 PM CDT	Special Weather Statement	SJT	Concho	43 min
May 10, 6:58 PM CDT	Special Weather Statement	SJT	McCulloch, San Saba	62 min
May 10, 6:59 PM CDT	Areal Flood Advisory	SJT	Schleicher	3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2016 Every severe thunderstorm warning in 2016

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.