Alert archive / Texas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 4, NWS Fort Worth, TX

February 5, 2008Dallas County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Feb 5, 2008, 1:32 PM CST for Dallas County, Texas. It was in force for 35 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: Feb 5, 2008, 1:32 PM CST (19:32 UTC)
Expired: Feb 5, 2008, 2:07 PM CST
In force: 35 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

County Dallas County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 54 km from the middle of the area, began a volume at 19:34 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, 7.5 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: 711 J/kg
Mixed-layer CIN: -245 J/kg
Mixed-layer LCL: 1028 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 271 m²/s²
0-3 km storm-relative helicity: 369 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

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 Feb 5, 12:06 PM CST, 1 hour 26 minutes earlier.

Area forecast discussion, Feb 5, 12:06 PM CST, 1 hour 26 minutes before

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Hazardous weather outlook, Feb 5, 12:09 PM CST, 1 hour 23 minutes before

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In the hours before

Special weather statement, Feb 5, 1:02 PM CST, 30 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
Feb 5, 2:05 AM CST	Special Weather Statement	FWD	Comanche	25 min
Feb 5, 2:13 AM CST	Severe Thunderstorm Warning	FWD	Mills	32 min
Feb 5, 2:25 AM CST	Severe Thunderstorm Warning	FWD	Comanche	35 min
Feb 5, 3:26 AM CST	Red Flag Warning	FWD	Bell, Bosque, Comanche, Coryell, Eastland, Erath and 10 more	15 hr
Feb 5, 1:02 PM CST	Special Weather Statement	FWD	Hill	28 min
Feb 5, 1:35 PM CST	Special Weather Statement	FWD	Collin	25 min
Feb 5, 1:37 PM CST	Special Weather Statement	FWD	Hill	23 min
Feb 5, 1:40 PM CST	Severe Thunderstorm Warning	FWD	Dallas, Ellis	50 min
Feb 5, 1:53 PM CST	Severe Thunderstorm Warning	FWD	Collin, Dallas	47 min
Feb 5, 2:08 PM CST	Severe Thunderstorm Warning	FWD	Fannin	41 min
Feb 5, 2:09 PM CST	Wind Advisory	FWD	Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more	5 hr
Feb 5, 2:11 PM CST	Special Weather Statement	FWD	Falls	34 min
Feb 5, 2:17 PM CST	Severe Thunderstorm Warning	FWD	Dallas, Kaufman	28 min
Feb 5, 2:30 PM CST	Severe Thunderstorm Warning	FWD	Ellis, Henderson, Kaufman, Navarro	49 min
Feb 5, 2:44 PM CST	Severe Thunderstorm Warning	FWD	Hopkins, Hunt, Kaufman, Rains	31 min
Feb 5, 3:02 PM CST	Severe Thunderstorm Warning	FWD	Freestone, Limestone, Navarro	58 min
Feb 5, 3:07 PM CST	Severe Thunderstorm Warning	FWD	Delta, Hopkins, Hunt, Lamar	38 min
Feb 5, 3:09 PM CST	Severe Thunderstorm Warning	FWD	Rains, Van Zandt	39 min
Feb 5, 3:34 PM CST	Severe Thunderstorm Warning	FWD	Limestone, Robertson	25 min
Feb 5, 3:45 PM CST	Special Weather Statement	FWD	Henderson	30 min
Feb 5, 4:00 PM CST	Severe Thunderstorm Warning	FWD	Anderson, Henderson, Van Zandt	33 min
Feb 5, 4:12 PM CST	Severe Thunderstorm Warning	FWD	Anderson, Freestone, Leon	48 min

Nearby

Severe Thunderstorm Warnings in Texas, 2008 Every severe thunderstorm warning in 2008

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.