Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 45, NWS Amarillo, TX

May 9, 1994Dallam County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 9, 1994, 9:59 PM CDT for Dallam County, Texas. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
May 9, 1994, 9:59 PM CDT (02:59 UTC)
Expired
May 9, 1994, 11:00 PM CDT
In force
61 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Dallam County, TX

The radar

The Amarillo radar (KAMA), 141 km from the middle of the area, began a volume at 03:03 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 3.0 hours before the alert went out and 142 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-pSkew-T log-p diagram, Amarillo Airport, TX at 00:00Z on 1994-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 594 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 1994-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
594 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1317 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

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.

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 7:17 PM CDTTornado WarningAMADallam28 min
May 9, 7:49 PM CDTSevere Thunderstorm WarningAMADallam56 min
May 9, 9:07 PM CDTSevere Thunderstorm WarningAMADallam53 min
May 9, 10:47 PM CDTSevere Thunderstorm WarningAMASherman43 min
May 9, 7:29 PM CDTSevere Thunderstorm WarningAMAUnion61 min
May 10, 4:45 AM CDTSevere Thunderstorm WarningAMACurry36 min
May 9, 7:40 PM CDTSevere Thunderstorm WarningAMACimarron65 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994

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.