Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 100, NWS North Platte, NE

August 28, 1990Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 28, 1990, 3:30 PM MDT for Cherry County, Nebraska. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Aug 28, 1990, 3:30 PM MDT (21:30 UTC)
Expired
Aug 28, 1990, 4:30 PM MDT
In force
60 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Cherry County, NE

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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.5 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 12:00Z on 1990-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1990-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2917 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
31 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBFF 282130
SVRVTN
NEC031-282230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF NE
330 PM MDT TUE AUG 28 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 430 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTH CENTRAL PART OF NEBRASKA
      NORTHWEST CHERRY

AT 325 PM MDT A SEVERE THUNDERSTORM WAS 85 MILES WEST OF VALENTINE
NEBRASKA OR 20 MILES WEST OF MERRIMAN NEBRASKA MOVING SOUTHEAST
AT 35 MILES AN HOUR.

THE STORM WILL PASS NEAR THE TOWN OF MERRIMAN NEBRASKA BY 400 PM
MDT.

PREPARE FOR LARGE HAIL...DAMAGING WIND...HEAVY RAIN AND DANGEROUS
LIGHTNING BY TAKING COVER.  STAY AWAY FROM AREAS WHERE LOOSE ITEMS
CAN BECOME DANGEROUS FLYING DEBRIS.

IF THREATENING WEATHER APPROACHES...TAKE SHELTER INSIDE A REINFORCED
BUILDING.  STAY AWAY FROM WINDOWS.  A BASEMENT...INTERIOR HALLWAY...
OR A ROOM ON THE LOWEST FLOpOR IS THE SAFEST PLACE IN MOST BUILDINGS.
MOTORISTS SHOULD AVOID LOW WATER CROSSINGS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT ACROSS NORTHCENTRAL
NEBRASKA UNTIL 1000 PM MDT.

WIRTH

Nearby

Severe Thunderstorm Warnings in Nebraska, 1990Every 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.