Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 16, NWS North Platte, NE

June 1, 1990Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 1, 1990, 3:33 PM MDT for Cherry County, Nebraska. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Jun 1, 1990, 3:33 PM MDT (21:33 UTC)
Expired
Jun 1, 1990, 4:30 PM MDT
In force
57 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, 9.6 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 1990-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1619 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 12:00Z on 1990-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
1619 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
612 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBFF 012133
SVRVTN
NEC031-012230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF NE
333 PM MDT FRI JUN 1 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
      WESTERN CHERRY

AT 330 PM MDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
FROM 10 MILES NORTHEAST TO 30 MILES SOUTHWEST OF MERRIMAN NEBRASKA
...OR 65 MILES WEST OF VALENTINE NEBRASKA IN WEST CHERRY COUNTY
OF NORTHCENTRAL NEBRASKA.  THE LINE OF SEVERE THUNDERSTORMS WAS
MOVING NORTHEAST AT 20 MPH.

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.

THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE
OR NO WARNING...SO BE ON THE LOOKOUT AND BE PREPARED TO MOVE TO A
PLACE OF SAFETY IF ONE IS SPOTTED.

ALSO...A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM MDT FOR CHERRY
COUNTY.

PLISCHKE

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 1, 3:16 PM MDT, 17 minutes before
NEZ006-012210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
310 PM MDT FRI JUN 1 1990

...TORNADO WATCH IN EFFECT WESTERN AND CENTRAL NEBRASKA UNTIL
9 PM MDT.

AT 310 PM MDT INTENSE THUNDERSTORMS WERE MOVING INTO SOUTHWEST
GRANT COUNTY. THIS IS 75 MILES NORTHWEST OF NORTH PLATTE NEBRASKA.
THESE THUNDERSTORMS MAY PRODUCE HEAVY RAIN, HAIL, GUSTY SURFACE WINDS,
AND DANGEROUS LIGHTNING.

THE THUNDERSTORMS WERE MOVING NORTHNORTHEAST AT 20 MPH.

SMALLFIELD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 2:34 PM MDTSevere Thunderstorm WarningLBFCherry56 min
Jun 1, 3:39 PM MDTSevere Thunderstorm WarningLBFArthur, Grant66 min
Jun 1, 4:05 PM MDTSevere Thunderstorm WarningLBFGrant55 min
Jun 1, 5:00 PM MDTSevere Thunderstorm WarningLBFLincoln60 min

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.