Alert archive / Texas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 222, NWS San Angelo, TX

September 19, 2017Throckmorton County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Sep 19, 2017, 8:32 PM CDT for Throckmorton County, Texas. It was in force for 43 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: Sep 19, 2017, 8:32 PM CDT (01:32 UTC)
Expired: Sep 19, 2017, 9:15 PM CDT
In force: 43 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Throckmorton County, TX

The radar

The Dyess AFB radar (KDYX), 71 km from the middle of the area, began a volume at 01:33 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.

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 Sep 19, 6:57 PM CDT, 1 hour 35 minutes earlier.

Area forecast discussion, Sep 19, 6:57 PM CDT, 1 hour 35 minutes before

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Hazardous weather outlook, Sep 19, 3:51 PM CDT, 4 hours 41 minutes before

Hazardous Weather Outlook
National Weather Service San Angelo TX
351 PM CDT Tue Sep 19 2017

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-202100-
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-
351 PM CDT Tue Sep 19 2017

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

.DAY ONE...This Afternoon and Tonight

Scattered thunderstorms are possible this afternoon and tonight
across all of west central Texas. A few of these storms could
become severe with wind gusts over 60 mph, and large hail being
the primary concerns. In addition, these storms will produce
dangerous cloud to ground lightning, and heavy rainfall may lead
to localized flooding.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

The probability of widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time, but may be
requested for western counties later this evening.

In the hours before

Special weather statement, Sep 19, 3:22 PM CDT, 5 hours 10 minutes before

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Special weather statement, Sep 19, 3:47 PM CDT, 4 hours 45 minutes before

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Special weather statement, Sep 19, 4:08 PM CDT, 4 hours 24 minutes before

Special Weather Statement
National Weather Service San Angelo TX
408 PM CDT TUE SEP 19 2017

TXZ170-192200-
Mason TX-
408 PM CDT TUE SEP 19 2017

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL MASON COUNTY UNTIL 500 PM
CDT...

At 407 PM CDT, Doppler radar was tracking a strong thunderstorm near
Mason, moving east at 10 mph.

Dime size hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Mason, Koockville and The Intersection Of US-87 And Ranch Road 783.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Very rainfall is also occurring with this storm, and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3072 9948 3089 9899 3060 9897 3052 9948
TIME...MOT...LOC 2107Z 255DEG 7KT 3069 9929

sn

Special weather statement, Sep 19, 5:02 PM CDT, 3 hours 30 minutes before

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Special weather statement, Sep 19, 5:22 PM CDT, 3 hours 10 minutes before

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Special weather statement, Sep 19, 5:54 PM CDT, 2 hours 38 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
Sep 19, 8:20 PM CDT	Special Weather Statement	SJT	Throckmorton	40 min
Sep 19, 9:17 PM CDT	Severe Thunderstorm Warning	SJT	Throckmorton	28 min
Sep 20, 4:45 PM CDT	Special Weather Statement	SJT	Coke, Irion	45 min
Sep 20, 5:00 PM CDT	Special Weather Statement	SJT	Schleicher	45 min
Sep 20, 5:02 PM CDT	Severe Thunderstorm Warning	SJT	Concho, Schleicher, Tom Green	43 min
Sep 20, 5:11 PM CDT	Special Weather Statement	SJT	Shackelford	49 min
Sep 20, 5:40 PM CDT	Special Weather Statement	SJT	Concho	50 min
Sep 20, 5:42 PM CDT	Special Weather Statement	SJT	Irion	48 min
Sep 20, 5:54 PM CDT	Special Weather Statement	SJT	Taylor	36 min
Sep 20, 5:55 PM CDT	Severe Thunderstorm Warning	SJT	Irion, Sterling, Tom Green	39 min
Sep 20, 6:00 PM CDT	Special Weather Statement	SJT	Tom Green	30 min
Sep 20, 6:02 PM CDT	Special Weather Statement	SJT	Shackelford	43 min
Sep 20, 6:07 PM CDT	Special Weather Statement	SJT	Irion	23 min
Sep 20, 6:09 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Shackelford	51 min
Sep 20, 6:23 PM CDT	Severe Thunderstorm Warning	SJT	Irion, Tom Green	37 min
Sep 20, 6:29 PM CDT	Special Weather Statement	SJT	Taylor	46 min
Sep 20, 6:49 PM CDT	Special Weather Statement	SJT	Tom Green	41 min
Sep 20, 6:59 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Shackelford	31 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; radar from the NEXRAD Level II archive.