Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 250, NWS Fort Worth, TX

June 1, 2007Parker County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 1, 2007, 11:17 PM CDT for Parker County, Texas. It was in force for 58 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: Jun 1, 2007, 11:17 PM CDT (04:17 UTC)
Expired: Jun 2, 2007, 12:15 AM CDT
In force: 58 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Parker County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 52 km from the middle of the area, began a volume at 04:17 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.

Issued	Product	Office	Lasted
Jun 1, 5:48 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 4.3 hours before the alert went out and 48 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: 1522 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 1413 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: -14 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 Jun 1, 11:14 PM CDT, 3 minutes earlier.

Area forecast discussion, Jun 1, 11:14 PM CDT, 3 minutes before

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Hazardous weather outlook, Jun 1, 9:30 PM CDT, 1 hour 47 minutes before

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In the hours before

Special weather statement, Jun 1, 9:45 PM CDT, 1 hour 32 minutes before

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Special weather statement, Jun 1, 10:19 PM CDT, 58 minutes before

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Special weather statement, Jun 1, 10:23 PM CDT, 54 minutes before

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Special weather statement, Jun 1, 10:49 PM CDT, 28 minutes before

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Special weather statement, Jun 1, 10:59 PM CDT, 18 minutes before

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Special weather statement, Jun 1, 11:08 PM CDT, 9 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
Jun 1, 7:13 PM CDT	Severe Thunderstorm Warning	FWD	Young	62 min
Jun 1, 7:32 PM CDT	Special Weather Statement	FWD	Montague	28 min
Jun 1, 7:47 PM CDT	Special Weather Statement	FWD	Stephens	28 min
Jun 1, 7:51 PM CDT	Severe Thunderstorm Warning	FWD	Montague	54 min
Jun 1, 8:08 PM CDT	Severe Thunderstorm Warning	FWD	Stephens	67 min
Jun 1, 8:10 PM CDT	Severe Thunderstorm Warning	FWD	Young	65 min
Jun 1, 8:18 PM CDT	Special Weather Statement	FWD	Jack, Palo Pinto	27 min
Jun 1, 9:10 PM CDT	Severe Thunderstorm Warning	FWD	Stephens	65 min
Jun 1, 9:17 PM CDT	Special Weather Statement	FWD	Cooke, Jack, Montague, Wise	28 min
Jun 1, 9:25 PM CDT	Severe Thunderstorm Warning	FWD	Eastland	65 min
Jun 1, 9:31 PM CDT	Severe Thunderstorm Warning	FWD	Palo Pinto	59 min
Jun 1, 9:45 PM CDT	Special Weather Statement	FWD	Cooke, Jack, Montague, Wise	30 min
Jun 1, 10:19 PM CDT	Special Weather Statement	FWD	Denton, Wise	26 min
Jun 1, 10:23 PM CDT	Special Weather Statement	FWD	Erath	37 min
Jun 1, 10:29 PM CDT	Severe Thunderstorm Warning	FWD	Eastland	46 min
Jun 1, 10:49 PM CDT	Special Weather Statement	FWD	Comanche	26 min
Jun 1, 10:59 PM CDT	Special Weather Statement	FWD	Parker	31 min
Jun 1, 11:08 PM CDT	Special Weather Statement	FWD	Collin, Tarrant	37 min
Jun 1, 11:25 PM CDT	Special Weather Statement	FWD	Tarrant	35 min
Jun 1, 11:27 PM CDT	Special Weather Statement	FWD	Erath	63 min
Jun 1, 11:48 PM CDT	Special Weather Statement	FWD	Hood, Johnson, Somervell	27 min
Jun 1, 11:52 PM CDT	Special Weather Statement	FWD	Erath	38 min
Jun 1, 11:55 PM CDT	Special Weather Statement	FWD	Tarrant	35 min
Jun 2, 12:08 AM CDT	Special Weather Statement	FWD	Collin, Hunt, Rockwall	37 min
Jun 2, 12:19 AM CDT	Special Weather Statement	FWD	Ellis, Hill, Johnson	26 min
Jun 2, 12:26 AM CDT	Special Weather Statement	FWD	Denton, Wise	34 min
Jun 2, 1:11 AM CDT	Special Weather Statement	FWD	Cooke, Denton, Grayson, Montague, Wise	34 min
Jun 2, 2:15 AM CDT	Special Weather Statement	FWD	Stephens, Young	30 min

Nearby

Severe Thunderstorm Warnings in Texas, 2007 Every severe thunderstorm warning in 2007

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.