Alert archive / Texas / Special Weather Statements in 2017

Special Weather Statement, NWS San Angelo, TX

June 24, 2017Concho County, Texas

NWS San Angelo, TX issued this special weather statement at Jun 24, 2017, 12:21 AM CDT for Concho County, Texas. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 24, 2017, 12:21 AM CDT (05:21 UTC)
Expired: Jun 24, 2017, 1:00 AM CDT
In force: 39 min
Issued by: NWS San Angelo, TX

County Concho County, TX

The radar

The San Angelo radar (KSJT), 70 km from the middle of the area, began a volume at 05:23 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

Del Rio, TX (KDLF), launched 00:00Z, 5.4 hours before the alert went out and 216 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: 1809 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 2623 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -34 m²/s²
0-3 km storm-relative helicity: 7 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.4

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 23, 11:28 PM CDT, 53 minutes earlier.

Area forecast discussion, Jun 23, 11:28 PM CDT, 53 minutes before

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Hazardous weather outlook, Jun 23, 2:53 PM CDT, 9 hours 28 minutes before

Hazardous Weather Outlook
National Weather Service San Angelo TX
253 PM CDT Fri Jun 23 2017

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-242000-
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-
253 PM CDT Fri Jun 23 2017

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

.DAY ONE...This Afternoon and Tonight

Very hot temperatures will again be likely across West Central
Texas this afternoon, with the hottest readings south of a San
Angelo to Brady line. A Heat Advisory is in effect this afternoon.

A cold front will push into the area late this afternoon and
tonight, with thunderstorms becoming more widespread. The most
likely area to see storms will be along and north of I-20 from
Sweetwater to Abilene. A few of these storms may become strong
and perhaps approach severe levels. Small hail, gusty winds, and
dangerous lightning will be likely with the stronger storms.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Thunderstorm chances will continue across West Central Texas
through the weekend and into early next week. Again, dangerous
lightning and perhaps some small hail will be possible with the
stronger storms.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be briefly requested this evening.

In the hours before

Local storm report, Jun 23, 10:05 PM CDT, 2 hours 16 minutes before

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Local storm report, Jun 23, 10:35 PM CDT, 1 hour 46 minutes before

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Local storm report, Jun 23, 10:38 PM CDT, 1 hour 43 minutes before

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Local storm report, Jun 23, 10:42 PM CDT, 1 hour 39 minutes before

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Local storm report, Jun 23, 11:36 PM CDT, 45 minutes before

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Special weather statement, Jun 24, 12:21 AM CDT, 0 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
Jun 23, 7:02 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Tom Green	43 min
Jun 23, 7:12 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Runnels, Tom Green	48 min
Jun 23, 7:21 PM CDT	Special Weather Statement	SJT	Tom Green	24 min
Jun 23, 7:34 PM CDT	Special Weather Statement	SJT	Irion	41 min
Jun 23, 7:44 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Irion, Runnels, Tom Green	46 min
Jun 23, 8:01 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Crockett, Irion, Schleicher, Tom Green	44 min
Jun 23, 8:09 PM CDT	Flash Flood Warning	SJT	Tom Green	3 hr
Jun 23, 8:28 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Concho, Irion, Runnels, Tom Green	47 min
Jun 23, 8:40 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Crockett, Menard, Schleicher, Sutton, Tom Green	50 min
Jun 23, 8:43 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Crockett, Irion, Schleicher, Tom Green	47 min
Jun 23, 9:31 PM CDT	Severe Thunderstorm Warning	SJT	Crockett, Schleicher, Sutton	44 min
Jun 24, 12:46 AM CDT	Special Weather Statement	SJT	Menard	29 min
Jun 24, 7:47 AM CDT	Areal Flood Advisory	SJT	Brown	118 min

Nearby

Special Weather Statements in Texas, 2017 Every special weather statement 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.