Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 46, NWS North Platte, NE

June 15, 1990Chase County, Dundy County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 15, 1990, 5:02 PM MDT for Chase County, Dundy County, Nebraska. It was in force for 58 min.

The area

The counties it named.

The facts

Issued: Jun 15, 1990, 5:02 PM MDT (23:02 UTC)
Expired: Jun 15, 1990, 6:00 PM MDT
In force: 58 min
Issued by: NWS North Platte, NE
Area: Whole counties

Counties Chase County, NE, Dundy 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, 11.0 hours before the alert went out and 126 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: 1363 J/kg
Mixed-layer CIN: -157 J/kg
Mixed-layer LCL: 596 m above ground
0-6 km bulk shear: 0 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 0 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 KLBF 152302
SVRLBF
NEC029-057-160000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE NORTH PLATTE NE
502 PM MDT FRI JUN 15 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 600 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHWEST PART OF NEBRASKA
      CHASE...NORTHERN DUNDY

AT 450 PM MDT PM RADAR INDICATES A SEVERE THUNDERSTORM WARNING
FOR ALL OF CHASE COUNTY AND NORTHERN DUNDY COUNTY. COMMUNITIES
INCLUDES  INPERIAL AND WAUNETA IN CHACE SOUNTY.

IF YOU ARE IN THE AREA THREATENED BY THE STORM...GO TO A REINFORCED
SHELTER AND PREPARE FOR STRONG DAMAGING WIND...LARGE HAIL...VERY
HEAVY RAIN...AND DEADLY LIGHTNING.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
y
 SMALLFIELD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 6:29 PM MDT	Severe Thunderstorm Warning	LBF	Antelope	61 min
Jun 14, 7:12 PM MDT	Severe Thunderstorm Warning	LBF	Antelope, Pierce	48 min
Jun 14, 7:12 PM MDT	Severe Thunderstorm Warning	LBF	Cedar	48 min
Jun 14, 7:57 PM MDT	Severe Thunderstorm Warning	LBF	Madison, Wayne	48 min
Jun 14, 8:44 PM MDT	Severe Thunderstorm Warning	LBF	Madison, Stanton	46 min
Jun 14, 9:24 PM MDT	Severe Thunderstorm Warning	LBF	Colfax, Madison, Platte, Stanton	51 min
Jun 14, 9:48 PM MDT	Flash Flood Warning	LBF	Colfax, Platte, Stanton	3 hr
Jun 14, 9:48 PM MDT	Flash Flood Warning	LBF	Madison	3 hr
Jun 14, 10:17 PM MDT	Severe Thunderstorm Warning	LBF	Antelope	28 min
Jun 15, 12:54 AM MDT	Flash Flood Warning	LBF	Colfax, Madison, Platte, Stanton	3 hr
Jun 15, 4:08 AM MDT	Flash Flood Warning	LBF	Colfax, Platte	3 hr
Jun 15, 4:08 AM MDT	Flash Flood Warning	LBF	Antelope	3 hr
Jun 15, 5:14 PM MDT	Severe Thunderstorm Warning	LBF	Keith	61 min
Jun 15, 5:26 PM MDT	Tornado Warning	LBF	Perkins	34 min
Jun 15, 5:37 PM MDT	Tornado Warning	LBF	Hayes	38 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; the sounding from the Mesonet's radiosonde archive.