Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 3, NWS North Platte, NE

May 8, 1996Arthur County, Grant County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 8, 1996, 6:18 PM MDT for Arthur County, Grant County, Nebraska. It was in force for 42 min. 3 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
May 8, 1996, 6:18 PM MDT (00:18 UTC)
Expired
May 8, 1996, 7:00 PM MDT
In force
42 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Arthur County, NE, Grant County, NE

What was reported inside it

TimeReportWhereRemark
May 8, 6:25 PM MDTHail 0.75Arthur, NE
May 8, 6:30 PM MDTHail 0.75Arthur, NE
May 8, 7:10 PM MDTHail 1.5Arthur, 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, 0.3 hours before the alert went out and 115 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 1996-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 902 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 1996-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 178 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
902 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
1008 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
178 m²/s²
0-3 km storm-relative helicity
212 m²/s²
Significant tornado parameter
0.8
Supercell composite
2.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLBF 090018
SVRLBF
NEC005-075-090100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE NORTH PLATTE NE
618 PM MDT WED MAY 8 1996

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 700 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE WEST CENTRAL PART OF NEBRASKA
      NORTHERN ARTHUR...SOUTHERN GRANT

AT 615 PM MDT...DOPPLER RADAR INDICATED A LARGE SEVERE THUNDERSTORM
CENTERED 45 MILES SOUTHEAST OF ALLIANCE...7 MILES SOUTHWEST OF
ASHBY TO 15 MILES NORTHWEST OF ARTHUR. MOVEMENT WAS EAST AT 30
MILES AN HOUR. AT ITS PRESENT MOVEMENT THE STORM IS EXPECTED TO
CROSS HIGHWAY 61 SOUTH OF HYANNIS AROUND 645 PM MDT.

REMEMBlER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE A
TORNADO WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT!!

 SPRINGER/PARKER

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 6:58 PM MDTSevere Thunderstorm WarningLBFArthur47 min
May 8, 7:27 PM MDTSevere Thunderstorm WarningLBFMcPherson63 min
May 8, 8:29 PM MDTSevere Thunderstorm WarningLBFLincoln, Logan, McPherson61 min
May 8, 9:25 PM MDTSevere Thunderstorm WarningLBFCuster65 min
May 8, 10:29 PM MDTSevere Thunderstorm WarningLBFCuster61 min
May 8, 11:38 PM MDTSevere Thunderstorm WarningLBFKeith, Perkins67 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.