Alert archive / Texas / Tornado Warnings in 1991

Tornado Warning 1, NWS San Angelo, TX

May 2, 1991Sutton County, Texas

NWS San Angelo, TX issued this tornado warning at May 2, 1991, 6:40 PM CDT for Sutton County, Texas. It was in force for 50 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 2, 1991, 6:40 PM CDT (23:40 UTC)
Expired: May 2, 1991, 7:30 PM CDT
In force: 50 min
Issued by: NWS San Angelo, TX
Area: Whole counties

County Sutton County, TX

What was reported inside it

Time	Report	Where	Remark
May 2, 6:50 PM CDT	Tornado F1	Sutton, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.7 hours before the alert went out and 226 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: 357 J/kg
Mixed-layer CIN: -318 J/kg
Mixed-layer LCL: 954 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 249 m²/s²
0-3 km storm-relative helicity: 248 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 2, 1:14 PM CDT, 5 hours 26 minutes before

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Special weather statement, May 2, 2:18 PM CDT, 4 hours 22 minutes before

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Local storm report, May 2, 2:44 PM CDT, 3 hours 56 minutes before

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Special weather statement, May 2, 3:36 PM CDT, 3 hours 4 minutes before

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Special weather statement, May 2, 3:39 PM CDT, 3 hours 1 minute before

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Special weather statement, May 2, 5:13 PM CDT, 1 hour 27 minutes before

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The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 2, 1:36 PM CDT	Severe Thunderstorm Warning	SJT	Concho	54 min
May 2, 2:20 PM CDT	Severe Thunderstorm Warning	SJT	Runnels	40 min
May 2, 4:25 PM CDT	Severe Thunderstorm Warning	SJT	Reagan	50 min
May 2, 5:42 PM CDT	Severe Thunderstorm Warning	SJT	Crockett, Schleicher, Sutton	63 min

Nearby

Tornado Warnings in Texas, 1991 Every tornado warning in 1991 Tornadoes in 1991

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.