Alert archive / Texas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 9, NWS San Angelo, TX

May 9, 1986Schleicher County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 9, 1986, 12:36 AM CDT for Schleicher County, Texas. It was in force for 69 min.

The area

The counties it named.

The facts

Issued: May 9, 1986, 12:36 AM CDT (05:36 UTC)
Expired: May 9, 1986, 1:45 AM CDT
In force: 69 min
Issued by: NWS San Angelo, TX
Area: Whole counties

County Schleicher County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 5.6 hours before the alert went out and 172 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: 1409 J/kg
Mixed-layer CIN: -43 J/kg
Mixed-layer LCL: 2315 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 150 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

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 severe thunderstorm 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 8, 9:02 PM CDT, 3 hours 34 minutes before

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Special weather statement, May 8, 9:46 PM CDT, 2 hours 50 minutes before

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Special weather statement, May 8, 11:42 PM CDT, 54 minutes before

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Special weather statement, May 8, 11:51 PM CDT, 45 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 8, 8:28 PM CDT	Severe Thunderstorm Warning	SJT	McCulloch	117 min
May 8, 10:26 PM CDT	Severe Thunderstorm Warning	SJT	McCulloch	59 min
May 9, 1:17 PM CDT	Severe Thunderstorm Warning	SJT	Tom Green	58 min
May 9, 3:40 PM CDT	Tornado Warning	SJT	Concho	60 min

Nearby

Severe Thunderstorm Warnings in Texas, 1986 Every severe thunderstorm warning in 1986

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.