Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 180, NWS Fort Worth, TX

June 17, 2007Comanche County, Erath County, Texas

NWS Fort Worth, TX issued this flash flood warning at Jun 17, 2007, 6:59 PM CDT for Comanche County, Erath County, Texas. It was in force for 3 hr. 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 17, 2007, 6:59 PM CDT (23:59 UTC)
Expired: Jun 17, 2007, 10:00 PM CDT
In force: 3 hr
Issued by: NWS Fort Worth, TX
Area: Whole counties

Counties Comanche County, TX, Erath County, TX

The radar

The Dyess AFB radar (KDYX), 95 km from the middle of the area, began a volume at 00:03 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 12:00Z, 12.0 hours before the alert went out and 132 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: 251 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 636 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 50 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 flash flood 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 flash flood warning went out at Jun 17, 2:35 PM CDT, 4 hours 24 minutes earlier.

Area forecast discussion, Jun 17, 2:35 PM CDT, 4 hours 24 minutes before

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Hazardous weather outlook, Jun 17, 3:18 PM CDT, 3 hours 41 minutes before

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In the hours before

Local storm report, Jun 17, 1:27 PM CDT, 5 hours 32 minutes before

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Local storm report, Jun 17, 2:02 PM CDT, 4 hours 57 minutes before

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Special weather statement, Jun 17, 5:53 PM CDT, 1 hour 6 minutes before

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Special weather statement, Jun 17, 6:27 PM CDT, 32 minutes before

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Local storm report, Jun 17, 6:35 PM CDT, 24 minutes before

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Local storm report, Jun 17, 6:54 PM CDT, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
654 PM CDT SUN JUN 17 2007

..TIME..    ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE..    ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0630 PM     TORNADO          1 SW COPPERAS COVE      31.11N  97.91W
06/17/2007                   CORYELL            TX   FIRE DEPT/RESCUE

            MODULAR HOMES DAMAGED SOUTHWEST EDGE OF TOWN...TIME
            ESTIMATED

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 5:51 AM CDT	Flash Flood Warning	FWD	Bosque, Hill, McLennan	4 hr
Jun 17, 9:03 AM CDT	Flash Flood Warning	FWD	Dallas	3 hr
Jun 17, 9:41 AM CDT	Flash Flood Warning	FWD	Bosque, Hill, McLennan	4 hr
Jun 17, 10:14 AM CDT	Flash Flood Warning	FWD	Parker	3 hr
Jun 17, 1:24 PM CDT	Flash Flood Warning	FWD	Ellis	3 hr
Jun 17, 5:34 PM CDT	Flash Flood Warning	FWD	Lampasas	3 hr
Jun 17, 5:53 PM CDT	Special Weather Statement	FWD	Erath	37 min
Jun 17, 6:09 PM CDT	Tornado Warning	FWD	Bell, Coryell	36 min
Jun 17, 6:27 PM CDT	Special Weather Statement	FWD	Comanche	33 min

Nearby

Flash Flood Warnings in Texas, 2007 Every flash flood 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.