Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 173, NWS Fort Worth, TX

April 24, 1990Mitchell County, Scurry County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 24, 1990, 2:50 AM CDT for Mitchell County, Scurry County, Texas. It was in force for 55 min.

The area

The counties it named.

The facts

Issued: Apr 24, 1990, 2:50 AM CDT (07:50 UTC)
Expired: Apr 24, 1990, 3:45 AM CDT
In force: 55 min
Issued by: NWS Fort Worth, TX
Area: Whole counties

Counties Mitchell County, TX, Scurry 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

Midland Regional, TX (KMAF), launched 00:00Z, 7.8 hours before the alert went out and 136 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: 120 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 3090 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 46 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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, Apr 23, 9:29 PM CDT, 5 hours 21 minutes before

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Special weather statement, Apr 23, 10:31 PM CDT, 4 hours 19 minutes before

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Special weather statement, Apr 23, 11:05 PM CDT, 3 hours 45 minutes before

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Special weather statement, Apr 23, 11:36 PM CDT, 3 hours 14 minutes before

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Special weather statement, Apr 23, 11:50 PM CDT, 3 hours before

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Special weather statement, Apr 24, 1:02 AM CDT, 1 hour 48 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
Apr 23, 8:31 PM CDT	Severe Thunderstorm Warning	FWD	Taylor	59 min
Apr 23, 9:03 PM CDT	Severe Thunderstorm Warning	FWD	Jones	57 min
Apr 23, 9:25 PM CDT	Severe Thunderstorm Warning	FWD	Taylor	65 min
Apr 24, 6:37 PM CDT	Flash Flood Warning	FWD	Bell	3 hr
Apr 24, 6:52 PM CDT	Severe Thunderstorm Warning	FWD	Brazos	68 min

Nearby

Severe Thunderstorm Warnings in Texas, 1990 Every severe thunderstorm warning in 1990

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.