Alert archive / Nebraska / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 19, NWS North Platte, NE

June 6, 1993Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 6, 1993, 11:47 PM MDT for Cherry County, Nebraska. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jun 6, 1993, 11:47 PM MDT (05:47 UTC)
Expired
Jun 7, 1993, 12:15 AM MDT
In force
28 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Cherry County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 5.8 hours before the alert went out and 163 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, N. Platte/Lee Bi, NE at 00:00Z on 1993-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2293 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, N. Platte/Lee Bi, NE at 00:00Z on 1993-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 378 square meters per square second.19395878Sfc1 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
2293 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
600 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
378 m²/s²
0-3 km storm-relative helicity
640 m²/s²
Significant tornado parameter
6.9
Supercell composite
33.7

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 North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 6, 10:52 PM MDTSevere Thunderstorm WarningLBFKnox, Pierce68 min
Jun 6, 11:49 PM MDTSevere Thunderstorm WarningLBFCedar41 min
Jun 7, 12:37 AM MDTSevere Thunderstorm WarningLBFBoone, Platte53 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1993Every severe thunderstorm warning in 1993

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.