Alert archive / Texas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 217, NWS Fort Worth, TX

May 12, 2016Comanche County, Eastland County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 12, 2016, 2:13 AM CDT for Comanche County, Eastland County, Texas. It was in force for 62 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 12, 2016, 2:13 AM CDT (07:13 UTC)
Expired: May 12, 2016, 3:15 AM CDT
In force: 62 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Tornado: Possible
Hail: 1.5 in
Wind: 60.0 mph

Counties Comanche County, TX, Eastland County, TX

The radar

The Dyess AFB radar (KDYX), 69 km from the middle of the area, began a volume at 07:15 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

Fort Worth, TX (KFWD), launched 00:00Z, 7.2 hours before the alert went out and 153 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: 2369 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 1270 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 117 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 5.1

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 Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 12, 12:06 AM CDT, 2 hours 7 minutes earlier.

Area forecast discussion, May 12, 12:06 AM CDT, 2 hours 7 minutes before

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Hazardous weather outlook, May 12, 12:17 AM CDT, 1 hour 56 minutes before

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In the hours before

Special weather statement, May 11, 11:02 PM CDT, 3 hours 11 minutes before

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Special weather statement, May 11, 11:33 PM CDT, 2 hours 40 minutes before

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Special weather statement, May 11, 11:41 PM CDT, 2 hours 32 minutes before

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Local storm report, May 12, 12:11 AM CDT, 2 hours 2 minutes before

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Local storm report, May 12, 12:13 AM CDT, 2 hours before

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Special weather statement, May 12, 12:42 AM CDT, 1 hour 31 minutes before

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The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 11, 7:05 PM CDT	Severe Thunderstorm Warning	FWD	Eastland, Stephens	55 min
May 11, 7:36 PM CDT	Special Weather Statement	FWD	Jack, Palo Pinto, Young	54 min
May 11, 7:40 PM CDT	Severe Thunderstorm Warning	FWD	Jack	65 min
May 11, 7:53 PM CDT	Severe Thunderstorm Warning	FWD	Eastland, Palo Pinto, Stephens	67 min
May 11, 8:31 PM CDT	Special Weather Statement	FWD	Young	29 min
May 11, 8:58 PM CDT	Severe Thunderstorm Warning	FWD	Palo Pinto, Parker	62 min
May 11, 9:01 PM CDT	Special Weather Statement	FWD	Eastland	29 min
May 11, 9:07 PM CDT	Severe Thunderstorm Warning	FWD	Eastland, Erath, Palo Pinto, Stephens	68 min
May 11, 9:15 PM CDT	Special Weather Statement	FWD	Montague	45 min
May 11, 9:42 PM CDT	Severe Thunderstorm Warning	FWD	Parker, Tarrant	63 min
May 11, 9:46 PM CDT	Special Weather Statement	FWD	Wise	29 min
May 11, 10:39 PM CDT	Special Weather Statement	FWD	Dallas, Denton, Tarrant	66 min
May 11, 10:49 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Denton	26 min
May 11, 11:02 PM CDT	Special Weather Statement	FWD	Johnson	28 min
May 11, 11:26 PM CDT	Areal Flood Advisory	FWD	Johnson	3 hr
May 11, 11:33 PM CDT	Special Weather Statement	FWD	Erath	57 min
May 11, 11:41 PM CDT	Special Weather Statement	FWD	Collin, Dallas, Ellis, Hill, Kaufman, Rockwall	64 min
May 12, 12:23 AM CDT	Severe Thunderstorm Warning	FWD	Bosque, Erath, Hamilton	52 min
May 12, 12:37 AM CDT	Severe Thunderstorm Warning	FWD	Kaufman, Van Zandt	53 min
May 12, 12:42 AM CDT	Special Weather Statement	FWD	Hamilton	63 min
May 12, 12:51 AM CDT	Severe Thunderstorm Warning	FWD	Comanche, Erath, Hamilton	54 min
May 12, 1:19 AM CDT	Severe Thunderstorm Warning	FWD	Eastland	56 min
May 12, 2:50 AM CDT	Special Weather Statement	FWD	Erath	55 min
May 12, 3:09 AM CDT	Severe Thunderstorm Warning	FWD	Erath	51 min
May 12, 3:42 AM CDT	Special Weather Statement	FWD	Bosque	33 min
May 12, 3:46 AM CDT	Special Weather Statement	FWD	Comanche	29 min
May 12, 4:11 AM CDT	Special Weather Statement	FWD	Tarrant	49 min
May 12, 6:00 AM CDT	Severe Thunderstorm Warning	FWD	Eastland	33 min

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.