Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 55, NWS Fort Worth, TX

March 25, 2019Henderson County, Van Zandt County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Mar 25, 2019, 2:01 AM CDT for Henderson County, Van Zandt County, Texas. It was in force for 74 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: Mar 25, 2019, 2:01 AM CDT (07:01 UTC)
Expired: Mar 25, 2019, 3:15 AM CDT
In force: 74 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Henderson County, TX, Van Zandt County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 138 km from the middle of the area, began a volume at 07:01 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
Mar 24, 5:08 PM CDT	Severe Thunderstorm Watch	SPC	11 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 7.0 hours before the alert went out and 144 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: 819 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1674 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 137 m²/s²
0-3 km storm-relative helicity: 202 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 6.9

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 Mar 25, 12:43 AM CDT, 1 hour 18 minutes earlier.

Area forecast discussion, Mar 25, 12:43 AM CDT, 1 hour 18 minutes before

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Hazardous weather outlook, Mar 25, 12:18 AM CDT, 1 hour 43 minutes before

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In the hours before

Local storm report, Mar 25, 12:28 AM CDT, 1 hour 33 minutes before

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Local storm report, Mar 25, 12:38 AM CDT, 1 hour 23 minutes before

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Local storm report, Mar 25, 1:00 AM CDT, 1 hour 1 minute before

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Special weather statement, Mar 25, 1:19 AM CDT, 42 minutes before

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Local storm report, Mar 25, 1:34 AM CDT, 27 minutes before

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Local storm report, Mar 25, 1:59 AM CDT, 2 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
Mar 24, 7:02 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Hunt, Kaufman, Rockwall	58 min
Mar 24, 7:24 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Fannin, Grayson	66 min
Mar 24, 7:40 PM CDT	Severe Thunderstorm Warning	FWD	Denton	27 min
Mar 24, 7:52 PM CDT	Severe Thunderstorm Warning	FWD	Dallas, Tarrant	23 min
Mar 24, 7:55 PM CDT	Severe Thunderstorm Warning	FWD	Fannin	46 min
Mar 24, 8:31 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Hunt	59 min
Mar 24, 8:53 PM CDT	Special Weather Statement	FWD	Parker	37 min
Mar 24, 9:24 PM CDT	Severe Thunderstorm Warning	FWD	Hopkins, Hunt, Rains	68 min
Mar 24, 9:28 PM CDT	Special Weather Statement	FWD	Tarrant	47 min
Mar 24, 9:33 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	43 min
Mar 24, 10:04 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Denton	56 min
Mar 24, 10:36 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Hunt	54 min
Mar 24, 11:10 PM CDT	Special Weather Statement	FWD	Fannin	50 min
Mar 24, 11:26 PM CDT	Severe Thunderstorm Warning	FWD	Hunt	64 min
Mar 24, 11:29 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Denton, Rockwall	33 min
Mar 24, 11:36 PM CDT	Special Weather Statement	FWD	Hopkins	24 min
Mar 25, 12:00 AM CDT	Severe Thunderstorm Warning	FWD	Hopkins	60 min
Mar 25, 12:08 AM CDT	Tornado Warning	FWD	Hopkins	52 min
Mar 25, 12:09 AM CDT	Special Weather Statement	FWD	Lamar	36 min
Mar 25, 12:13 AM CDT	Severe Thunderstorm Warning	FWD	Dallas, Tarrant	62 min
Mar 25, 12:57 AM CDT	Severe Thunderstorm Warning	FWD	Dallas, Kaufman, Rockwall	63 min
Mar 25, 1:19 AM CDT	Special Weather Statement	FWD	Ellis	41 min
Mar 25, 1:35 AM CDT	Severe Thunderstorm Warning	FWD	Ellis, Kaufman	55 min
Mar 25, 3:06 AM CDT	Special Weather Statement	FWD	Anderson	54 min
Mar 25, 7:50 AM CDT	River Flood Warning	FWD	Hunt	25 hr

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.