Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 22, NWS Fort Worth, TX

March 13, 2019Hill County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Mar 13, 2019, 4:41 AM CDT for Hill County, Texas. It was in force for 49 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 13, 2019, 4:41 AM CDT (09:41 UTC)
Expired: Mar 13, 2019, 5:30 AM CDT
In force: 49 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 0.75 in
Wind: 65.0 mph

County Hill County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 67 km from the middle of the area, began a volume at 09:43 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 13, 1:51 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 9.7 hours before the alert went out and 95 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: 22 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 558 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 402 m²/s²
0-3 km storm-relative helicity: 368 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 Mar 13, 3:20 AM CDT, 1 hour 21 minutes earlier.

Area forecast discussion, Mar 13, 3:20 AM CDT, 1 hour 21 minutes before

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Hazardous weather outlook, Mar 13, 3:48 AM CDT, 53 minutes before

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In the hours before

Special weather statement, Mar 13, 3:19 AM CDT, 1 hour 22 minutes before

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Local storm report, Mar 13, 3:32 AM CDT, 1 hour 9 minutes before

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Local storm report, Mar 13, 3:42 AM CDT, 59 minutes before

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Local storm report, Mar 13, 4:25 AM CDT, 16 minutes before

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Local storm report, Mar 13, 4:29 AM CDT, 12 minutes before

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Local storm report, Mar 13, 4:35 AM 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
Mar 13, 2:05 AM CDT	Severe Thunderstorm Warning	FWD	Jack, Palo Pinto, Stephens, Young	70 min
Mar 13, 2:31 AM CDT	Severe Thunderstorm Warning	FWD	Eastland	59 min
Mar 13, 2:39 AM CDT	Tornado Warning	FWD	Eastland	36 min
Mar 13, 3:12 AM CDT	Severe Thunderstorm Warning	FWD	Erath, Hood, Palo Pinto, Parker, Somervell	78 min
Mar 13, 3:17 AM CDT	Wind Advisory	FWD	Collin, Comanche, Cooke, Dallas, Delta, Denton and 20 more	16 hr
Mar 13, 3:19 AM CDT	Special Weather Statement	FWD	Jack, Montague, Wise	56 min
Mar 13, 3:29 AM CDT	Severe Thunderstorm Warning	FWD	Jack, Montague, Wise	61 min
Mar 13, 3:38 AM CDT	Severe Thunderstorm Warning	FWD	Bosque, Comanche, Coryell, Erath, Hamilton, Lampasas and 1 more	52 min
Mar 13, 4:08 AM CDT	Severe Thunderstorm Warning	FWD	Denton, Johnson, Tarrant	52 min
Mar 13, 4:48 AM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis	72 min
Mar 13, 5:00 AM CDT	Severe Thunderstorm Warning	FWD	Collin, Grayson	51 min
Mar 13, 5:02 AM CDT	Severe Thunderstorm Warning	FWD	Denton	10 min
Mar 13, 5:21 AM CDT	Severe Thunderstorm Warning	FWD	Navarro	69 min
Mar 13, 5:23 AM CDT	Severe Thunderstorm Warning	FWD	Kaufman, Rockwall	54 min
Mar 13, 5:35 AM CDT	Severe Thunderstorm Warning	FWD	Fannin, Hunt	44 min
Mar 13, 5:45 AM CDT	Severe Thunderstorm Warning	FWD	Henderson	60 min
Mar 13, 6:06 AM CDT	Severe Thunderstorm Warning	FWD	Delta, Hopkins, Lamar, Rains, Van Zandt	51 min
Mar 13, 7:40 AM CDT	River Flood Warning	FWD	Dallas	13 hr
Mar 13, 11:31 AM CDT	River Flood Warning	FWD	Denton	8 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.