Alert archive / Texas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 215, NWS Fort Worth, TX

August 9, 2014Cooke County, Montague County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Aug 9, 2014, 5:46 PM CDT for Cooke County, Montague County, Texas. It was in force for 59 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: Aug 9, 2014, 5:46 PM CDT (22:46 UTC)
Expired: Aug 9, 2014, 6:45 PM CDT
In force: 59 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

Counties Cooke County, TX, Montague County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 122 km from the middle of the area, began a volume at 22:48 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, 10.8 hours before the alert went out and 93 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: 739 J/kg
Mixed-layer CIN: -165 J/kg
Mixed-layer LCL: 1442 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: -107 m²/s²
0-3 km storm-relative helicity: -51 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 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 Aug 9, 3:40 PM CDT, 2 hours 6 minutes earlier.

Area forecast discussion, Aug 9, 3:40 PM CDT, 2 hours 6 minutes before

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Hazardous weather outlook, Aug 9, 3:25 PM CDT, 2 hours 21 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE FORT WORTH TX
325 PM CDT SAT AUG 9 2014

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-101145-
MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN-
HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS-
ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL-
JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-
FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE-
LEON-MILAM-ROBERTSON-
325 PM CDT SAT AUG 9 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS NORTH OF A LINE FROM
COMANCHE...TO HILLSBORO...TO PALESTINE. THUNDERSTORMS WILL BE
CAPABLE OF PRODUCING STRONG AND GUSTY WINDS...LOCALIZED HEAVY RAIN
AND FREQUENT CLOUD TO GROUND LIGHTNING. A FEW STORMS COULD BRIEFLY
REACH SEVERE LIMITS AND PRODUCE DAMAGING DOWNBURST WINDS.

A HEAT ADVISORY IS IN EFFECT THROUGH 7 PM CDT SUNDAY EVENING FOR
AREAS ALONG AND EAST OF A LINE FROM BOWIE...TO GRANBURY...TO
KILLEEN.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A HEAT ADVISORY IS IN EFFECT THROUGH 7 PM CDT SUNDAY EVENING FOR
AREAS ALONG AND EAST OF A LINE FROM BOWIE...TO GRANBURY...TO
KILLEEN.

THERE IS A CHANCE FOR THUNDERSTORMS NORTH OF AN EASTLAND TO
CLEBURNE TO CANTON LINE SUNDAY AFTERNOON THROUGH SUNDAY NIGHT.
THUNDERSTORMS WILL BE CAPABLE OF PRODUCING STRONG AND GUSTY
WINDS...LOCALIZED HEAVY RAIN AND FREQUENT CLOUD TO GROUND
LIGHTNING. A FEW STORMS COULD BRIEFLY REACH SEVERE LIMITS AND
PRODUCE DAMAGING DOWNBURST WINDS.

THERE IS A CHANCE OF THUNDERSTORMS ACROSS THE REGION ON MONDAY AND
MONDAY NIGHT. THUNDERSTORM CHANCES THEN SHIFT TO AREAS SOUTH OF
INTERSTATE 20 ON TUESDAY AND TUESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

VERY LIMITED SPOTTER ACTIVATION MAY BE REQUESTED NORTH OF
A LINE FROM COMANCHE...TO HILLSBORO...TO PALESTINE THROUGH THIS
EVENING.

82/JLD

In the hours before

Special weather statement, Aug 9, 5:17 PM CDT, 29 minutes before

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Special weather statement, Aug 9, 5:39 PM CDT, 7 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
Aug 9, 4:21 PM CDT	Severe Thunderstorm Warning	FWD	Lamar	54 min
Aug 9, 5:17 PM CDT	Special Weather Statement	FWD	Fannin, Lamar	28 min
Aug 9, 5:23 PM CDT	Areal Flood Advisory	FWD	Lamar	112 min
Aug 9, 5:39 PM CDT	Special Weather Statement	FWD	Cooke	36 min
Aug 9, 6:31 PM CDT	Special Weather Statement	FWD	Collin	29 min

Nearby

Severe Thunderstorm Warnings in Texas, 2014 Every severe thunderstorm warning in 2014

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.