Alert archive / Nebraska / Tornado Warnings in 1990

Tornado Warning 26, NWS North Platte, NE

June 15, 1990Hitchcock County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 15, 1990, 7:09 PM CDT for Hitchcock County, Nebraska. It was in force for 36 min.

The area

The counties it named.

The facts

Issued: Jun 15, 1990, 7:09 PM CDT (00:09 UTC)
Expired: Jun 15, 1990, 7:45 PM CDT
In force: 36 min
Issued by: NWS North Platte, NE
Area: Whole counties

County Hitchcock 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, 0.2 hours before the alert went out and 112 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: 2620 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 861 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 107 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 4.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 160009
TORLBF
NEC087-160045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE NORTH PLATTE NE
709 PM CDT FRI JUN 15 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE SOUTHWEST PART OF NEBRASKA
      HITCHCOCK

AT 6 PM MDT A TORNADO WAS REPORTED 3 MILES NORTHWEST OF
TRENTON NEBRASKA MOVING NORTHEAST AT 25 MILES PER HOUR.

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE TO BE IS IN
A BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...FIND SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USANDS.

 HETZKE 0009ZER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 7:16 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	59 min
Jun 15, 7:34 PM CDT	Tornado Warning	LBF	Frontier, Hayes	26 min
Jun 15, 7:56 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	64 min
Jun 15, 8:05 PM CDT	Tornado Warning	LBF	Frontier, Red Willow	25 min
Jun 15, 8:37 PM CDT	Tornado Warning	LBF	Frontier	38 min
Jun 15, 9:23 PM CDT	Severe Thunderstorm Warning	LBF	Arthur, Grant	67 min
Jun 15, 11:15 PM CDT	Flash Flood Warning	LBF	Boone	3 hr
Jun 15, 11:15 PM CDT	Flash Flood Warning	LBF	Colfax, Cuming, Platte, Stanton	3 hr
Jun 15, 11:15 PM CDT	Flash Flood Warning	LBF	Madison, Pierce, Wayne	3 hr
Jun 16, 2:12 AM CDT	Flash Flood Warning	LBF	Colfax, Cuming, Platte, Stanton	3 hr
Jun 16, 2:12 AM CDT	Flash Flood Warning	LBF	Madison, Pierce, Wayne	3 hr
Jun 16, 2:12 AM CDT	Flash Flood Warning	LBF	Boone	3 hr
Jun 16, 4:11 PM CDT	Severe Thunderstorm Warning	LBF	Cedar, Knox	34 min
Jun 16, 4:19 PM CDT	Severe Thunderstorm Warning	LBF	Boyd, Holt	56 min
Jun 16, 4:44 PM CDT	Tornado Warning	LBF	Boyd, Holt	31 min
Jun 16, 5:17 PM CDT	Tornado Warning	LBF	Boyd, Holt, Knox	28 min
Jun 16, 5:45 PM CDT	Tornado Warning	LBF	Knox	30 min

Nearby

Tornado Warnings in Nebraska, 1990 Every tornado warning in 1990 Tornadoes 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.