Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 77, NWS North Platte, NE

August 3, 1990Madison County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 3, 1990, 4:04 PM CDT for Madison County, Nebraska. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Aug 3, 1990, 4:04 PM CDT (21:04 UTC)
Expired
Aug 3, 1990, 5:00 PM CDT
In force
56 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Madison 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

Omaha, NE (KOAX), launched 12:00Z, 9.1 hours before the alert went out and 122 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, Omaha, NE at 12:00Z on 1990-08-03Temperature 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, Omaha, NE at 12:00Z on 1990-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
3627 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
56 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 032104
SVROFK
NEC119-032200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE NORFOLK NE
404 PM CDT FRI AUG 3 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 500 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHEAST PART OF NEBRASKA
      MADISON

AT 402 PM CDT NORFOLK RADAR INDICATE A SEVERE THUNDERSTORM ABOUT
15 MILES NORTHWEST OF NORFOLK...OR JUST WEST OF PIERCE.  THE
STORM IS MOVING SOUTHEAST AT 25 MPH.  THIS WARNING INCLUDES THE
CITY OF NORFOLK.

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.

PEOPLE IN THE PATH OF THIS STORM SHOULD MOVE INSIDE A STRONG
BUILDING.  FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.  HEAVY RAINS QUICK!LY FLOOD
ROADWAYS...DO NOT DRIVE INTO WATER COVERED ROADWAYS.

 MILLER

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, Aug 3, 2:47 PM CDT, 1 hour 17 minutes before
NEZ006-007-012-032045-

WEATHER UPDATE AND SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
245 PM CDT TUE AUG 3 1990

AT 240 PM CDT...AN AREA OF VERY STRONG THUNDERSTORMS WAS LOCATED FROM
5 MILES SOUTHEAST OF ROSCOE TO NEAR PAXTON OR ABOUT 35 MILES WEST OF
NORTH PLATTE. THESE THUNDERSTORMS WILL LIKELY PRODUCE VERY HEAVY RAIN
..GUSTY WINDS..AND HAIL. THE THUNDERSTORMS ARE MOVING SOUTHEAST AT ABOUT
20 MILES PER HOUR AND WILL MOVE INTO WESTERN LINCOLN COUNTY WITHIN THE
NEXT HOUR.

OTHER THUNDERSTORMS WERE LOCATED IN A LINE FROM 10 MILES NORTHEAST  OF
NORTH PLATTE TO NEAR SARGENT IN CUSTER COUNTY WHICH IS 65 MILES
NORTHEAST OF NORTH PLATTE. THESE THUNDERSTORMS MAY ALSO PRODUCE4 BRIEF
HEAVY RAINS AND GUSTY WINDS. THEY WERE MOVING SOUTHEAST AT 20 MILES PER
HOUR.

PERSONS IN THESE AREAS SHOULD BE AWARE OF FURTHER THUNDERSTORM
DEVELOPMENT AND POSSIBLE SEVERE WEATHER.  ABBAS
Special weather statement, Aug 3, 2:48 PM CDT, 1 hour 16 minutes before
NEZ006-007-012-032045-

WEATHER UPDATE AND SPECIAL WEATHER STATEMENT..CORECTION..
NATIONAL WEATHER SERVICE NORTH PLATTE NE
245 PM CDT FRI AUG 3 1990

AT 240 PM CDT...AN AREA OF VERY STRONG THUNDERSTORMS WAS LOCATED FROM
5 MILES SOUTHEAST OF ROSCOE TO NEAR PAXTON OR ABOUT 35 MILES WEST OF
NORTH PLATTE. THESE THUNDERSTORMS WILL LIKELY PRODUCE VERY HEAVY RAIN
..GUSTY WINDS..AND HAIL. THE THUNDERSTORMS ARE MOVING SOUTHEAST AT ABOUT
20 MILES PER HOUR AND WILL MOVE INTO WESTERN LINCOLN COUNTY WITHIN THE
NEXT HOUR.

OTHER THUNDERSTORMS WERE LOCATED IN A LINE FROM 10 MILES NORTHEAST  OF
NORTH PLATTE TO NEAR SARGENT IN CUSTER COUNTY WHICH IS 65 MILES
NORTHEAST OF NORTH PLATTE. THESE THUNDERSTORMS MAY6 ALSO PRODUCE BRIEF
HEAVY RAINS AND GUSTY WINDS. THEY WERE MOVING SOUTHEAST AT 20 MILES PER
HOUR.

PERSONS IN THESE AREAS SHOULD BE AWARE OF FURTHER THUNDERSTORM
DEVELOPMENT AND POSSIBLE SEVERE WEATHER.  ABBAS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 3:34 PM CDTSevere Thunderstorm WarningLBFPerkins56 min
Aug 3, 4:17 PM CDTSevere Thunderstorm WarningLBFLincoln43 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.