Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 101, NWS Fort Worth, TX

April 17, 20194 counties in Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 17, 2019, 9:32 PM CDT for 4 counties in 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: Apr 17, 2019, 9:32 PM CDT (02:32 UTC)
Expired: Apr 17, 2019, 10:30 PM CDT
In force: 58 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Erath County, TX, Hood County, TX, Parker County, TX, Somervell County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 59 km from the middle of the area, began a volume at 02:32 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
Apr 17, 6:16 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.5 hours before the alert went out and 74 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: 2665 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 1143 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 142 m²/s²
Significant tornado parameter: 1.8
Supercell composite: 11.1

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 Apr 17, 6:51 PM CDT, 2 hours 41 minutes earlier.

Area forecast discussion, Apr 17, 6:51 PM CDT, 2 hours 41 minutes before

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Hazardous weather outlook, Apr 17, 3:53 PM CDT, 5 hours 39 minutes before

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In the hours before

Local storm report, Apr 17, 6:42 PM CDT, 2 hours 50 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
Apr 17, 7:25 PM CDT	Severe Thunderstorm Warning	FWD	Jack, Montague, Wise	65 min
Apr 17, 7:32 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Mills	58 min
Apr 17, 7:57 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Montague, Wise	63 min
Apr 17, 8:19 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Eastland, Mills	56 min
Apr 17, 8:31 PM CDT	Severe Thunderstorm Warning	FWD	Wise	29 min
Apr 17, 8:41 PM CDT	Severe Thunderstorm Warning	FWD	Hamilton, Lampasas, Mills	64 min
Apr 17, 8:46 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Grayson	59 min
Apr 17, 8:49 PM CDT	Severe Thunderstorm Warning	FWD	Eastland, Erath, Palo Pinto	56 min
Apr 17, 8:57 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Denton, Wise	63 min
Apr 17, 9:40 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Grayson	45 min
Apr 17, 9:50 PM CDT	Areal Flood Advisory	FWD	Cooke, Denton, Wise	3 hr
Apr 17, 9:58 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Denton, Montague, Wise	62 min
Apr 17, 10:09 PM CDT	Severe Thunderstorm Warning	FWD	Coryell, Hamilton, Lampasas, Mills	66 min
Apr 17, 10:16 PM CDT	Special Weather Statement	FWD	Palo Pinto	29 min
Apr 17, 10:33 PM CDT	Severe Thunderstorm Warning	FWD	Jack, Wise	57 min
Apr 17, 10:37 PM CDT	Special Weather Statement	FWD	Johnson	23 min
Apr 17, 10:56 PM CDT	Flash Flood Warning	FWD	Cooke, Denton, Wise	3 hr
Apr 17, 11:12 PM CDT	Special Weather Statement	FWD	Tarrant	48 min
Apr 17, 11:14 PM CDT	Special Weather Statement	FWD	Grayson	46 min
Apr 17, 11:15 PM CDT	Severe Thunderstorm Warning	FWD	Bell, Coryell	60 min
Apr 17, 11:22 PM CDT	Special Weather Statement	FWD	Denton	38 min
Apr 17, 11:27 PM CDT	Severe Thunderstorm Warning	FWD	Denton	51 min
Apr 17, 11:59 PM CDT	Special Weather Statement	FWD	Collin	46 min
Apr 18, 12:13 AM CDT	Areal Flood Advisory	FWD	Collin, Denton, Grayson	3 hr
Apr 18, 12:24 AM CDT	Severe Thunderstorm Warning	FWD	Bosque, Falls, Hill, Limestone, McLennan, Navarro	66 min
Apr 18, 12:26 AM CDT	Severe Thunderstorm Warning	FWD	Milam	64 min
Apr 18, 12:37 AM CDT	Special Weather Statement	FWD	Ellis	53 min
Apr 18, 12:50 AM CDT	Special Weather Statement	FWD	Robertson	25 min
Apr 18, 1:10 AM CDT	Special Weather Statement	FWD	Kaufman, Navarro, Rockwall	50 min
Apr 18, 1:19 AM CDT	Special Weather Statement	FWD	Freestone, Leon	26 min
Apr 18, 1:40 AM CDT	Severe Thunderstorm Warning	FWD	Leon	65 min
Apr 18, 1:48 AM CDT	Special Weather Statement	FWD	Van Zandt	27 min
Apr 18, 1:49 AM CDT	Special Weather Statement	FWD	Freestone, Leon	41 min
Apr 18, 2:02 AM CDT	Severe Thunderstorm Warning	FWD	Anderson, Freestone	58 min
Apr 18, 5:03 AM CDT	River Flood Warning	FWD	Wise	21 hr
Apr 18, 5:03 AM CDT	River Flood Warning	FWD	Denton	46 hr
Apr 18, 6:28 AM CDT	River Flood Warning	FWD	Delta, Hopkins	40 hr
Apr 18, 6:50 AM CDT	River Flood Warning	FWD	Leon, Robertson	4 days

Nearby

Severe Thunderstorm Warnings in Texas, 2019 Every severe thunderstorm warning in 2019

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.