Alert archive / Texas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 321, NWS Fort Worth, TX

June 11, 2009Comanche County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 11, 2009, 5:11 PM CDT for Comanche County, Texas. It was in force for 34 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 11, 2009, 5:11 PM CDT (22:11 UTC)
Expired: Jun 11, 2009, 5:45 PM CDT
In force: 34 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

County Comanche County, TX

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 11, 2:32 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 10.2 hours before the alert went out and 154 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: 1544 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 556 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 544 m²/s²
0-3 km storm-relative helicity: 715 m²/s²
Significant tornado parameter: 3.1
Supercell composite: 55.5

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 11, 4:00 PM CDT, 1 hour 11 minutes earlier.

Area forecast discussion, Jun 11, 4:00 PM CDT, 1 hour 11 minutes before

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Hazardous weather outlook, Jun 11, 4:40 PM CDT, 31 minutes before

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In the hours before

Special weather statement, Jun 11, 3:13 PM CDT, 1 hour 58 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
313 PM CDT THU JUN 11 2009

TXZ129-112045-
EASTLAND TX-
313 PM CDT THU JUN 11 2009

...SIGNIFICANT WEATHER ADVISORY FOR...
  EASTLAND COUNTY

AT 314 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 4 MILES WEST OF EASTLAND...MOVING EAST AT 55 MPH.

CITIES IN THE PATH OF THIS STORM INCLUDE CISCO...EASTLAND...RANGER
AND RISING STAR.

FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...PEA-SIZED
HAIL...AND WIND GUSTS TO 50 MPH CAN BE EXPECTED FROM THIS STORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY EVENING
FOR CENTRAL TEXAS.

LAT...LON 3250 9848 3231 9848 3210 9893 3210 9910
      3250 9910
TIME...MOT...LOC 2014Z 266DEG 46KT 3240 9885

Local storm report, Jun 11, 3:37 PM CDT, 1 hour 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
337 PM CDT THU JUN 11 2009

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

0334 PM     HAIL             CISCO                   32.38N  98.98W
06/11/2009  E1.75 INCH       EASTLAND           TX   FIRE DEPT/RESCUE

            MARBLE TO GOLFBALL SIZED HAIL IN CISCO

Local storm report, Jun 11, 4:42 PM CDT, 29 minutes before

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Local storm report, Jun 11, 4:47 PM CDT, 24 minutes before

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Local storm report, Jun 11, 4:54 PM CDT, 17 minutes before

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Local storm report, Jun 11, 5:05 PM CDT, 6 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 10, 7:05 PM CDT	Severe Thunderstorm Warning	FWD	Erath, Hamilton	55 min
Jun 10, 7:07 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Johnson	53 min
Jun 10, 7:24 PM CDT	Severe Thunderstorm Warning	FWD	Grayson	55 min
Jun 10, 7:31 PM CDT	Severe Thunderstorm Warning	FWD	Comanche	59 min
Jun 10, 7:33 PM CDT	Areal Flood Advisory	FWD	Collin, Dallas	3 hr
Jun 10, 7:36 PM CDT	Severe Thunderstorm Warning	FWD	Kaufman, Rockwall	39 min
Jun 10, 7:44 PM CDT	Severe Thunderstorm Warning	FWD	Fannin, Hunt	61 min
Jun 10, 7:55 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Hamilton, Mills	65 min
Jun 10, 7:56 PM CDT	Areal Flood Advisory	FWD	Comanche, Erath, Hamilton	3 hr
Jun 10, 7:58 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Rockwall	17 min
Jun 10, 8:00 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Henderson, Kaufman, Navarro, Van Zandt	60 min
Jun 10, 8:03 PM CDT	Areal Flood Advisory	FWD	Collin, Kaufman, Rockwall	3 hr
Jun 10, 8:05 PM CDT	Areal Flood Advisory	FWD	Ellis	3 hr
Jun 10, 8:06 PM CDT	Severe Thunderstorm Warning	FWD	Delta, Fannin, Hopkins, Lamar, Rains, Van Zandt	84 min
Jun 10, 8:33 PM CDT	Severe Thunderstorm Warning	FWD	Navarro	57 min
Jun 10, 8:49 PM CDT	Severe Thunderstorm Warning	FWD	Coryell, Hamilton, Lampasas, Mills	56 min
Jun 10, 8:57 PM CDT	Severe Thunderstorm Warning	FWD	Anderson, Henderson, Van Zandt	48 min
Jun 10, 9:03 PM CDT	Special Weather Statement	FWD	Parker	27 min
Jun 10, 9:28 PM CDT	Severe Thunderstorm Warning	FWD	Lamar	17 min
Jun 10, 9:43 PM CDT	Severe Thunderstorm Warning	FWD	Bell, Coryell	62 min
Jun 10, 9:50 PM CDT	Special Weather Statement	FWD	Palo Pinto	25 min
Jun 10, 9:57 PM CDT	Special Weather Statement	FWD	Freestone	33 min
Jun 10, 10:02 PM CDT	Severe Thunderstorm Warning	FWD	Palo Pinto, Parker	58 min
Jun 10, 10:39 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	66 min
Jun 10, 10:42 PM CDT	Areal Flood Advisory	FWD	Bell	2 hr
Jun 10, 10:45 PM CDT	Severe Thunderstorm Warning	FWD	Bell, Falls, Milam	30 min
Jun 10, 10:47 PM CDT	Areal Flood Advisory	FWD	Tarrant	118 min
Jun 10, 11:28 PM CDT	Severe Thunderstorm Warning	FWD	Dallas, Tarrant	62 min
Jun 10, 11:30 PM CDT	Areal Flood Advisory	FWD	Dallas	3 hr
Jun 11, 12:48 AM CDT	Special Weather Statement	FWD	Kaufman	27 min
Jun 11, 2:04 AM CDT	Special Weather Statement	FWD	Henderson	26 min
Jun 11, 2:14 AM CDT	Severe Thunderstorm Warning	FWD	Henderson	23 min
Jun 11, 2:21 AM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis	39 min
Jun 11, 2:32 AM CDT	Flash Flood Warning	FWD	Parker, Tarrant	118 min
Jun 11, 2:39 AM CDT	Severe Thunderstorm Warning	FWD	Parker, Tarrant	66 min
Jun 11, 2:49 AM CDT	Flash Flood Warning	FWD	Dallas	6 hr
Jun 11, 2:57 AM CDT	Severe Thunderstorm Warning	FWD	Dallas	63 min
Jun 11, 3:02 AM CDT	Severe Thunderstorm Warning	FWD	Ellis, Kaufman	58 min
Jun 11, 3:16 AM CDT	Flash Flood Warning	FWD	Kaufman	119 min
Jun 11, 3:41 AM CDT	Severe Thunderstorm Warning	FWD	Ellis, Johnson, Tarrant	64 min
Jun 11, 3:54 AM CDT	Special Weather Statement	FWD	Henderson	66 min
Jun 11, 3:59 AM CDT	Severe Thunderstorm Warning	FWD	Kaufman	46 min
Jun 11, 4:32 AM CDT	Special Weather Statement	FWD	Denton	58 min
Jun 11, 4:39 AM CDT	Severe Thunderstorm Warning	FWD	Navarro	66 min
Jun 11, 4:44 AM CDT	Severe Thunderstorm Warning	FWD	Ellis	31 min
Jun 11, 4:53 AM CDT	Special Weather Statement	FWD	Henderson	37 min
Jun 11, 4:55 AM CDT	Areal Flood Advisory	FWD	Ellis	3 hr
Jun 11, 5:00 AM CDT	Special Weather Statement	FWD	Dallas	30 min
Jun 11, 5:06 AM CDT	Severe Thunderstorm Warning	FWD	Anderson, Henderson	54 min
Jun 11, 5:37 AM CDT	Severe Thunderstorm Warning	FWD	Freestone, Limestone, Navarro	53 min
Jun 11, 5:46 AM CDT	Areal Flood Advisory	FWD	Denton, Tarrant, Wise	3 hr
Jun 11, 5:52 AM CDT	Severe Thunderstorm Warning	FWD	Anderson	53 min
Jun 11, 6:28 AM CDT	Severe Thunderstorm Warning	FWD	Denton	32 min
Jun 11, 6:52 AM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Denton	53 min
Jun 11, 7:01 AM CDT	River Flood Warning	FWD	Dallas	7 hr
Jun 11, 7:22 AM CDT	Areal Flood Advisory	FWD	Collin	113 min
Jun 11, 7:22 AM CDT	Special Weather Statement	FWD	Kaufman	23 min
Jun 11, 7:43 AM CDT	Special Weather Statement	FWD	Young	32 min
Jun 11, 7:46 AM CDT	Special Weather Statement	FWD	Dallas	29 min
Jun 11, 7:53 AM CDT	Flash Flood Warning	FWD	Kaufman	3 hr
Jun 11, 8:04 AM CDT	River Flood Warning	FWD	Dallas	53 hr
Jun 11, 8:09 AM CDT	Special Weather Statement	FWD	Jack	36 min
Jun 11, 8:23 AM CDT	Areal Flood Advisory	FWD	Tarrant	112 min
Jun 11, 8:30 AM CDT	Flash Flood Warning	FWD	Dallas	3 hr
Jun 11, 8:31 AM CDT	Special Weather Statement	FWD	Henderson	29 min
Jun 11, 8:56 AM CDT	Special Weather Statement	FWD	Dallas	34 min
Jun 11, 9:04 AM CDT	Special Weather Statement	FWD	Parker	26 min
Jun 11, 9:11 AM CDT	River Flood Warning	FWD	Denton	3 hr
Jun 11, 9:24 AM CDT	Severe Thunderstorm Warning	FWD	Dallas	51 min
Jun 11, 9:30 AM CDT	Special Weather Statement	FWD	Parker	30 min
Jun 11, 9:37 AM CDT	Special Weather Statement	FWD	Anderson	23 min
Jun 11, 9:43 AM CDT	Severe Thunderstorm Warning	FWD	Kaufman	62 min
Jun 11, 10:04 AM CDT	Flash Flood Warning	FWD	Parker, Tarrant	3 hr
Jun 11, 10:26 AM CDT	Severe Thunderstorm Warning	FWD	Dallas, Tarrant	64 min
Jun 11, 10:41 AM CDT	Flash Flood Warning	FWD	Kaufman	3 hr
Jun 11, 10:52 AM CDT	River Flood Warning	FWD	Dallas	6 hr
Jun 11, 10:58 AM CDT	Special Weather Statement	FWD	Anderson	32 min
Jun 11, 11:04 AM CDT	Severe Thunderstorm Warning	FWD	Anderson	41 min
Jun 11, 11:08 AM CDT	Special Weather Statement	FWD	Van Zandt	37 min
Jun 11, 11:13 AM CDT	Flash Flood Warning	FWD	Dallas, Rockwall	4 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2009 Every severe thunderstorm warning in 2009

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.