Alert archive / Texas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 60, NWS San Angelo, TX

May 10, 2017Crockett County, Irion County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 10, 2017, 11:50 PM CDT for Crockett County, Irion County, Texas. It was in force for 40 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, 2017, 11:50 PM CDT (04:50 UTC)
Expired: May 11, 2017, 12:30 AM CDT
In force: 40 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Crockett County, TX, Irion County, TX

The radar

The San Angelo radar (KSJT), 78 km from the middle of the area, began a volume at 04:52 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

Midland Regional, TX (KMAF), launched 00:00Z, 4.8 hours before the alert went out and 141 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 3687 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 147 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 10, 11:23 PM CDT, 27 minutes earlier.

Area forecast discussion, May 10, 11:23 PM CDT, 27 minutes before

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Hazardous weather outlook, May 10, 6:01 AM CDT, 17 hours 49 minutes before

Hazardous Weather Outlook
National Weather Service San Angelo TX
601 AM CDT Wed May 10 2017

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-111115-
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-
601 AM CDT Wed May 10 2017

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

.DAY ONE...Today and Tonight

Scattered thunderstorms are possible across the area today and
especially tonight as a potent upper level storm system affects
the region. While a strong storm or two is possible today, a
better chance for more organized severe storms is possible with
the overnight activity. The main hazards will be large hail and
damaging winds, although a tornado or two cannot be ruled out.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms will be possible across southeast portions of the
forecast area Thursday morning. A strong storm or two is possible,
with hail and gusty winds the main threat.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be necessary tonight.

24

In the hours before

Local storm report, May 10, 9:02 PM CDT, 2 hours 48 minutes before

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Local storm report, May 10, 9:08 PM CDT, 2 hours 42 minutes before

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Local storm report, May 10, 9:17 PM CDT, 2 hours 33 minutes before

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Special weather statement, May 10, 9:34 PM CDT, 2 hours 16 minutes before

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Special weather statement, May 10, 10:48 PM CDT, 1 hour 2 minutes before

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Special weather statement, May 10, 11:09 PM CDT, 41 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, 7:01 PM CDT	Special Weather Statement	SJT	Shackelford	29 min
May 10, 7:59 PM CDT	Special Weather Statement	SJT	Taylor	61 min
May 10, 8:15 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Jones, Shackelford, Taylor	60 min
May 10, 8:44 PM CDT	Severe Thunderstorm Warning	SJT	Taylor	61 min
May 10, 8:54 PM CDT	Special Weather Statement	SJT	Coke	66 min
May 10, 9:08 PM CDT	Severe Thunderstorm Warning	SJT	Haskell, Jones, Shackelford, Throckmorton	30 min
May 10, 9:34 PM CDT	Special Weather Statement	SJT	Callahan	56 min
May 10, 9:45 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Jones, Shackelford, Taylor	60 min
May 10, 10:48 PM CDT	Special Weather Statement	SJT	Callahan, Shackelford, Taylor	57 min
May 10, 11:09 PM CDT	Special Weather Statement	SJT	Reagan	66 min
May 10, 11:33 PM CDT	Areal Flood Advisory	SJT	Crockett	117 min
May 11, 12:14 AM CDT	Areal Flood Advisory	SJT	Coke, Irion, Sterling, Tom Green	2 hr
May 11, 12:35 AM CDT	Special Weather Statement	SJT	Irion, Schleicher	55 min
May 11, 12:39 AM CDT	Special Weather Statement	SJT	Runnels	66 min
May 11, 12:48 AM CDT	Special Weather Statement	SJT	Tom Green	57 min
May 11, 1:12 AM CDT	Areal Flood Advisory	SJT	Taylor	2 hr
May 11, 1:24 AM CDT	Areal Flood Advisory	SJT	Tom Green	2 hr
May 11, 1:32 AM CDT	Special Weather Statement	SJT	Concho	43 min
May 11, 1:37 AM CDT	Special Weather Statement	SJT	Callahan, Coleman, Runnels, Shackelford	38 min
May 11, 2:34 AM CDT	Special Weather Statement	SJT	Brown, Coleman, Concho	56 min
May 11, 3:38 AM CDT	Special Weather Statement	SJT	Coleman	37 min
May 11, 3:49 AM CDT	Special Weather Statement	SJT	Concho	26 min
May 11, 4:15 AM CDT	Special Weather Statement	SJT	McCulloch, Menard	30 min
May 11, 4:17 AM CDT	Special Weather Statement	SJT	Brown	28 min
May 11, 4:36 AM CDT	Severe Thunderstorm Warning	SJT	McCulloch, San Saba	39 min

Nearby

Severe Thunderstorm Warnings in Texas, 2017 Every 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.