Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 63, NWS North Platte, NE

June 25, 1990Brown County, Keya Paha County, Rock County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 25, 1990, 7:52 PM CDT for Brown County, Keya Paha County, Rock County, Nebraska. It was in force for 53 min.

The area

The counties it named.

The facts

Issued
Jun 25, 1990, 7:52 PM CDT (00:52 UTC)
Expired
Jun 25, 1990, 8:45 PM CDT
In force
53 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Brown County, NE, Keya Paha County, NE, Rock 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 00:00Z, 0.9 hours before the alert went out and 177 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 1990-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 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 1990-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
65 J/kg
Mixed-layer CIN
-287 J/kg
Mixed-layer LCL
3791 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
222 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 KOFK 260052
SVROFK
NEC017-103-149-260145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE NORFOLK NE
752 PM CDT MON JUN 25 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 845 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE NORTH CENTRAL PART OF NEBRASKA
      NORTHERN BROWN...KEYA PAHA...NORTHERN ROCK

AT 750 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES NORTH
OF AINSWORTH NEAR SPRINGVIEW.  THIS STORM WAS MOVING TO THE
SOUTHEAST AT 30 MPH AND PERSONS IN THE TOWNS OF AINSWORTH...LONG
PINE...SPRINGVIEW AND BASSETT SHOULD BE PREPARED TO TAKE COVER.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY
LIGHTNING AND VERY HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING
AREA.  SEVERE THUNDERSTORMS CAN ALSO PRODUCE A TORNADO WITH LITTLE
OR NO WARNING.

IF YOU ARE OUTSIDE...TAKE SHELTER IN A STRONG BUILDING.  REMAIN
INSIDE AWAY FROM WIMNDOWS UNTIL THE STORM HAS PASSED.  TAKE SHELTER
IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHCENTRAL NEBRASKA
 UNTIL MIDNIGHT.

 BOWMAN

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 25, 3:21 PM CDT, 4 hours 31 minutes before
NEZ006-012-016-252130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
320 PM CDT MON JUN 25 1990

AT 315 PM CDT...A LINE OF THUNDERSTORMS HAS RAPIDLY DEVELOPED OVER
SOUTHWEST NEBRASKA IN THE PAST HOUR. THE LINE WAS 10 MILES WIDE FROM
50 MILES NORTHWEST OF NORTH PLATTE TO 60 MILES SOUTHWEST OF NORTH PLATTE
NEBRASKA. THE STRONGEST STORM WAS 5 MILES NORTH OF SUTHERLAND NEBRAKSA
...WHICH IS 20 MILES WEST OF NORTH PLATTE. THE LINE OF THUNDERSTORMS WAS
MOVING EAST AT 25 MPH.

THESE STORMS MAY PRODUCE SMALL HAIL...DANGEROUS LIGHTNING...AND STRONG
SURFACE WINDS.

JER
Special weather statement, Jun 25, 5:16 PM CDT, 2 hours 36 minutes before
NEZ006-012-016-017-252315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
515 PM CDT MON JUN 25 1990

AT 510 PM CDT...AN AREA OF THUNDERSTORMS WERE FROM 60 MILES NORTHEAST
OF NORTH PLATTE TO 65 MILES SOUTHWEST OF NORTH PLATTE NEBRASKA. THE
STORMS WERE MOVING EAST AT 25 MPH...THE AREA STORMS WAS 20 MILES WIDE.
THE STORMS HAVE DECREASED IN THE PAST HOUR.

PAST HISTORY OF THESE STROMS WERE...AT 243 PM MDT...PAXTSON NEBRASKA
WHICHz IS 31 MILES WEST OF NORTH PLATTE...REPORTED MARABLE SIZE HAIL.
AT 358 PM CDT...HERSHEY AND SUTHERLAND NEBRASKA...WHICH IS 15 TO 20
MILES WEST OF NORTH PLATTE...REPORTED LIGHT TO MODERATE THUNDERSHOWERS.

JER
Special weather statement, Jun 25, 5:23 PM CDT, 2 hours 29 minutes before
NEZ006-012-016-017-252315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
515 PM CDT MON JUN 25 1990

AT 510 PM CDT...AN AREA OF THUNDERSTORMS WERE FROM 60 MILES NORTHEAST
OF NORTH PLATTE TO 65 MILES SOUTHWEST OF NORTH PLATTE NEBRASKA. THE
STORMS WERE MOVING EAST AT 25 MPH...THE AREA STORMS WAS 20 MILES WIDE.
THE STORMS HAVE DECREASED IN THE PAST HOUR.

PAST HISTORY OF THESE STROMS WERE...AT 243 PM MDT...PAXTON NEBRASKA
WHICH IS 31 MILES WEST OF NORTH PLATTE...REPORTED MARABLE SIZE HAIL.
AT 358 PM CDT...HERSHEY AND SUTHERLAND NEBRASKA...WHICH IS 15 TO 20
MILES WEST OF NORTH PLATTE...REPORTED LIGHT TO MODERATE THUNDERSHOWERS.

JER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 7:04 PM CDTSevere Thunderstorm WarningLBFBrown, Loup, Rock41 min
Jun 25, 7:04 PM CDTSevere Thunderstorm WarningLBFBlaine41 min
Jun 25, 8:07 PM CDTSevere Thunderstorm WarningLBFCuster38 min
Jun 25, 9:40 PM CDTSevere Thunderstorm WarningLBFGarfield, Holt35 min
Jun 25, 10:14 PM CDTSevere Thunderstorm WarningLBFGarfield21 min
Jun 25, 10:14 PM CDTSevere Thunderstorm WarningLBFWheeler46 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.