Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 146, NWS North Platte, NE

June 21, 1996Frontier County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 21, 1996, 1:08 AM CDT for Frontier County, Nebraska. It was in force for 62 min. 2 reports 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
Jun 21, 1996, 1:08 AM CDT (06:08 UTC)
Expired
Jun 21, 1996, 2:10 AM CDT
In force
62 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Frontier County, NE

What was reported inside it

TimeReportWhereRemark
Jun 21, 1:20 AM CDTHail 0.88Curtis, NE
Jun 21, 2:20 AM CDTHail 1Curtis, NE

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.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.1 hours before the alert went out and 69 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 1996-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1940 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 1996-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
1940 J/kg
Mixed-layer CIN
-271 J/kg
Mixed-layer LCL
957 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
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 North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 10:43 PM CDTSevere Thunderstorm WarningLBFGarden37 min
Jun 21, 12:47 AM CDTSevere Thunderstorm WarningLBFLincoln48 min
Jun 21, 1:46 AM CDTTornado WarningLBFFrontier44 min
Jun 21, 1:56 AM CDTSevere Thunderstorm WarningLBFWheeler44 min
Jun 21, 2:03 AM CDTSevere Thunderstorm WarningLBFCuster47 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1996Every severe thunderstorm warning in 1996

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.