Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 97, NWS North Platte, NE

August 23, 1990Cedar County, Pierce County, Wayne County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 23, 1990, 7:51 PM CDT for Cedar County, Pierce County, Wayne County, Nebraska. It was in force for 54 min. 1 report 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: Aug 23, 1990, 7:51 PM CDT (00:51 UTC)
Expired: Aug 23, 1990, 8:45 PM CDT
In force: 54 min
Issued by: NWS North Platte, NE
Area: Whole counties

Counties Cedar County, NE, Pierce County, NE, Wayne County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where	Remark
Aug 23, 7:55 PM CDT	Hail 1.75	Cedar, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.9 hours before the alert went out and 140 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3599 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 136 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 240051
SVROFK
NEC139-179-027-240145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE NORFOLK NE
751 PM CDT THU AUG 23 1990

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

   IN THE NORTHEAST PART OF NEBRASKA
      NORTHEAST PIERCE...NORTHERN WAYNE...SOUTHERN CEDAR

A 740 PM CDT NORFOLK RADAR INDICATED A SEVERE THUNDERSTORM NEAR
MC LEAN IN NORTHEAST PIERCE COUNTY...OR ABOUT 25 MILES NORTH OF
NORFOLK.  THIS STORM WAS MOVING VERY SLOWLY TO THE NORTHEAST...
AND WILL BE MOVING INTO SOUTHERN CEDAR COUNTY AND NORTHERN WAYNE
COUNTY BY 730 PM.  TOWNS IN THE WARNING AREA INCLUDE MAGNET...
BELDEN...RANDOLPH AND LAUREL IN CEDAR COUNTY...AND SHOLES AND
CARROL IN WAYNE COUNTY.

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 Q!UICKLY FLOOD
ROADWAYS...DO NOT DRIVE INTO WATER COVERED ROADWAYS.

 DK

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 23, 8:08 PM CDT	Severe Thunderstorm Warning	LBF	Cedar	37 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1990 Every 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.