Alert archive / Texas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 68, NWS San Angelo, TX

May 17, 2017Crockett County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 17, 2017, 12:26 AM CDT for Crockett County, Texas. It was in force for 49 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 17, 2017, 12:26 AM CDT (05:26 UTC)
Expired
May 17, 2017, 1:15 AM CDT
In force
49 min
Issued by
NWS San Angelo, TX
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

County Crockett County, TX

The radar

The San Angelo radar (KSJT), 113 km from the middle of the area, began a volume at 05:29 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.

IssuedProductOfficeLasted
May 16, 7:29 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 5.4 hours before the alert went out and 156 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-pSkew-T log-p diagram, Midland Regional, TX at 00:00Z on 2017-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 2017-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
5310 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
1 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 May 16, 11:13 PM CDT, 1 hour 13 minutes earlier.

Area forecast discussion, May 16, 11:13 PM CDT, 1 hour 13 minutes before
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Hazardous weather outlook, May 16, 2:58 PM CDT, 9 hours 28 minutes before
Hazardous Weather Outlook
National Weather Service San Angelo TX
258 PM CDT Tue May 16 2017

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-172000-
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-
258 PM CDT Tue May 16 2017

This Hazardous Weather Outlook is for portions of west central
Texas.

.DAY ONE...This Afternoon and Tonight

Isolated thunderstorms will be possible this afternoon mainly
west of a Haskell, to San Angelo, to Ozona line. The better chance
of thunderstorms will be late tonight into early Wednesday
morning as a line of thunderstorms moves across the area. Some of
these storms may become strong to severe, with large hail,
damaging winds, and dangerous lightning being the main hazards.
However, a tornado will also be possible.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Additional thunderstorms will be possible across West Central
Texas from Thursday into the weekend. Some of these storms may
reach severe levels, especially on Thursday and Friday. Large hail
and damaging winds look to be the main hazards, although a tornado
cannot be ruled out.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed late this afternoon and
overnight.

In the hours before

Special weather statement, May 16, 11:29 PM CDT, 57 minutes before
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Special weather statement, May 16, 11:36 PM CDT, 50 minutes before
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Local storm report, May 16, 11:53 PM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN ANGELO TX
1153 PM CDT TUE MAY 16 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1146 PM     HAIL             WATER VALLEY            31.67N 100.72W
05/16/2017  E0.88 INCH       TOM GREEN          TX   PUBLIC

            NICKEL SIZE HAIL WAS REPORTED.

&&

EVENT NUMBER SJT1700067

19
Special weather statement, May 16, 11:54 PM CDT, 32 minutes before
Special Weather Statement
National Weather Service San Angelo TX
1154 PM CDT TUE MAY 16 2017

TXZ065-066-071-072-170615-
Irion TX-Runnels TX-Tom Green TX-Coke TX-
1154 PM CDT TUE MAY 16 2017

...SIGNIFICANT WEATHER ADVISORY FOR COKE...TOM GREEN...WESTERN
RUNNELS AND EASTERN IRION COUNTIES UNTIL 115 AM CDT...

At 1154 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Arden to 12 miles south of Mertzon.
Movement was southeast at 40 mph.

Nickel size hail and wind gusts up to 50 mph will be possible with
these storms.

Strong thunderstorms will be near...
  Wall around 1215 AM CDT.

Other locations impacted by these storms include Drasco, Us-
277 Near The Runnels-Nolan-
Taylor County Intersection, Pumphrey, The Intersection Of Highway 208
And Ranch Road 2662, The Intersection Of Highway 158 And Ranch Road
2059, Wilmeth, The Intersection Of US-277 And Highway 70, Us-
87 Near The Coke-Tom Green County Line, Us-67 Near The Irion-
Tom Green County Line and Harriet.

A severe thunderstorm watch remains in effect until 300 AM CDT for
west central Texas.

LAT...LON 3109 10107 3209 10060 3208 9993 3109 10037
TIME...MOT...LOC 0454Z 297DEG 66KT 3149 10071 3109 10089
Special weather statement, May 17, 12:07 AM CDT, 19 minutes before
Special Weather Statement
National Weather Service San Angelo TX
1207 AM CDT WED MAY 17 2017

TXZ064-071-072-170545-
Irion TX-Tom Green TX-Sterling TX-
1207 AM CDT WED MAY 17 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN STERLING...NORTHWESTERN
TOM GREEN AND WESTERN IRION COUNTIES UNTIL 1245 AM CDT...

At 1206 AM CDT, Doppler radar was tracking a strong thunderstorm 19
miles west of Arden, or 21 miles south of Sterling City, moving
northeast at 30 mph.

Half inch hail and wind gusts of 50 to 55 mph will be possible with
this storm.

This storm will remain over mainly rural areas of southern
Sterling...northwestern Tom Green and western Irion Counties.

A severe thunderstorm watch remains in effect until 300 AM CDT for
west central Texas.

LAT...LON 3167 10127 3167 10081 3109 10107 3108 10127
TIME...MOT...LOC 0506Z 210DEG 25KT 3153 10108

AJW
Special weather statement, May 17, 12:14 AM CDT, 12 minutes before
Special Weather Statement
National Weather Service San Angelo TX
1214 AM CDT WED MAY 17 2017

TXZ054-113-114-127-128-170615-
Shackelford TX-Callahan TX-Nolan TX-Jones TX-Taylor TX-
1214 AM CDT WED MAY 17 2017

...SIGNIFICANT WEATHER ADVISORY FOR CALLAHAN...SOUTHERN JONES...
SOUTHEASTERN NOLAN...SHACKELFORD AND TAYLOR COUNTIES UNTIL 115 AM
CDT...

At 1212 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles southeast of Anson to near Hylton.
Movement was east at 45 mph.

Dime size hail and wind gusts of 50 to 55 mph will be possible with
these storms.

Strong thunderstorms will be near...
  Hawley around 1220 AM CDT.
  Abilene and Nugent around 1225 AM CDT.
  Bradshaw around 1235 AM CDT.
  Moran and Ibex around 110 AM CDT.

Other locations impacted by these storms include Funston, Impact,
Lake Abilene, Camp Tonkawa, Lake Fort Phantom Hill, Us-
283 Near The Callahan-Shackelford County Line, McCarty Lake, I-
20 Near The Callahan-
Eastland County Line, Ovalo and The Intersection Of US-
283 And Highway 36.

This includes Interstate 20 between Mile Markers 260 and 323.

A severe thunderstorm watch remains in effect until 300 AM CDT for
west central Texas.

LAT...LON 3208 9912 3209 10034 3281 10003 3281 9910
TIME...MOT...LOC 0512Z 282DEG 36KT 3271 9981 3209 10016

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 7:54 PM CDTSevere Thunderstorm WarningSJTHaskell51 min
May 16, 10:38 PM CDTSevere Thunderstorm WarningSJTSterling, Tom Green52 min
May 16, 10:49 PM CDTSevere Thunderstorm WarningSJTIrion, Tom Green56 min
May 16, 10:58 PM CDTSevere Thunderstorm WarningSJTFisher, Nolan62 min
May 16, 11:29 PM CDTSpecial Weather StatementSJTCoke46 min
May 16, 11:36 PM CDTSpecial Weather StatementSJTNolan39 min
May 16, 11:36 PM CDTSevere Thunderstorm WarningSJTCoke, Tom Green39 min
May 16, 11:43 PM CDTSevere Thunderstorm WarningSJTNolan, Taylor47 min
May 16, 11:54 PM CDTSpecial Weather StatementSJTCoke, Tom Green81 min
May 17, 12:07 AM CDTSpecial Weather StatementSJTIrion38 min
May 17, 12:14 AM CDTSpecial Weather StatementSJTCallahan, Jones, Shackelford, Taylor61 min
May 17, 12:33 AM CDTSpecial Weather StatementSJTConcho, Runnels42 min
May 17, 1:06 AM CDTSpecial Weather StatementSJTCallahan, Shackelford24 min
May 17, 1:06 AM CDTSevere Thunderstorm WarningSJTCrockett, Irion, Schleicher, Tom Green39 min
May 17, 1:18 AM CDTSpecial Weather StatementSJTBrown, Coleman, Concho, McCulloch, San Saba42 min

Nearby

Severe Thunderstorm Warnings in Texas, 2017Every severe thunderstorm warning in 2017

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.