Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 245, NWS Fort Worth, TX

May 23, 2015Bosque County, Hill County, McLennan County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 23, 2015, 4:34 PM CDT for Bosque County, Hill County, McLennan County, Texas. It was in force for 56 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: May 23, 2015, 4:34 PM CDT (21:34 UTC)
Expired: May 23, 2015, 5:30 PM CDT
In force: 56 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bosque County, TX, Hill County, TX, McLennan County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 84 km from the middle of the area, began a volume at 21:35 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

Norman, OK (KOUN), launched 12:00Z, 9.6 hours before the alert went out and 379 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: 187 J/kg
Mixed-layer CIN: -128 J/kg
Mixed-layer LCL: 453 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 118 m²/s²
0-3 km storm-relative helicity: 104 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

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 May 23, 3:30 PM CDT, 1 hour 4 minutes earlier.

Area forecast discussion, May 23, 3:30 PM CDT, 1 hour 4 minutes before

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Hazardous weather outlook, May 23, 3:31 PM CDT, 1 hour 3 minutes before

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In the hours before

Special weather statement, May 23, 3:31 PM CDT, 1 hour 3 minutes before

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Special weather statement, May 23, 3:33 PM CDT, 1 hour 1 minute before

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Special weather statement, May 23, 3:53 PM CDT, 41 minutes before

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Local storm report, May 23, 4:01 PM CDT, 33 minutes before

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Special weather statement, May 23, 4:24 PM CDT, 10 minutes before

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Special weather statement, May 23, 4:34 PM CDT, 0 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
May 22, 8:57 PM CDT	River Flood Warning	FWD	Collin	5 days
May 23, 3:19 PM CDT	Special Weather Statement	FWD	Leon	41 min
May 23, 3:31 PM CDT	Special Weather Statement	FWD	Bell	44 min
May 23, 3:33 PM CDT	Special Weather Statement	FWD	Milam	42 min
May 23, 3:53 PM CDT	Special Weather Statement	FWD	Bosque	37 min
May 23, 4:00 PM CDT	Severe Thunderstorm Warning	FWD	Bell, Coryell, Falls, McLennan	45 min
May 23, 4:24 PM CDT	Special Weather Statement	FWD	Hood	51 min
May 23, 4:34 PM CDT	Special Weather Statement	FWD	Erath	41 min
May 23, 4:45 PM CDT	Special Weather Statement	FWD	Ellis, Navarro	45 min
May 23, 4:53 PM CDT	Areal Flood Advisory	FWD	Comanche, Erath, Hamilton, Hood, Lampasas, Mills and 1 more	3 hr
May 23, 4:55 PM CDT	Severe Thunderstorm Warning	FWD	Ellis	54 min
May 23, 4:57 PM CDT	Special Weather Statement	FWD	Jack	48 min
May 23, 5:19 PM CDT	Special Weather Statement	FWD	Johnson	41 min
May 23, 5:34 PM CDT	Severe Thunderstorm Warning	FWD	Dallas	41 min
May 23, 6:00 PM CDT	Special Weather Statement	FWD	Tarrant	45 min
May 23, 6:11 PM CDT	Special Weather Statement	FWD	Collin	49 min
May 23, 6:23 PM CDT	Special Weather Statement	FWD	Parker	52 min
May 23, 6:27 PM CDT	Special Weather Statement	FWD	Hood	48 min
May 23, 6:43 PM CDT	Special Weather Statement	FWD	Denton, Tarrant, Wise	47 min
May 23, 6:51 PM CDT	Special Weather Statement	FWD	Cooke, Grayson	39 min
May 23, 6:55 PM CDT	Special Weather Statement	FWD	Dallas	50 min

Nearby

Severe Thunderstorm Warnings in Texas, 2015 Every severe thunderstorm warning in 2015

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.