Alert archive / Nebraska / Tornado Warnings in 1994

Tornado Warning 8, NWS North Platte, NE

June 12, 1994Madison County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 12, 1994, 7:01 PM CDT for Madison County, Nebraska. It was in force for 29 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: Jun 12, 1994, 7:01 PM CDT (00:01 UTC)
Expired: Jun 12, 1994, 7:30 PM CDT
In force: 29 min
Issued by: NWS North Platte, NE
Area: Whole counties

County Madison County, NE

What was reported inside it

Time	Report	Where	Remark
Jun 12, 7:25 PM CDT	Tornado F0	Norfolk, NE	A small tornado briefly touched down in a farm field sucking up debris into its nearly invisible vortex.

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, 0.0 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-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: 4262 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 1255 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 174 m²/s²
0-3 km storm-relative helicity: 514 m²/s²
Significant tornado parameter: 4.3
Supercell composite: 35.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KOFK 130001
TOROFK
NEC119-130030-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORFOLK NE
701 PM CDT SUN JUN 12 1994
 
THE NATIONAL WEATHER SERVICE IN NORFOLK HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST NEBRASKA
 
   ...NORTHERN MADISON COUNTY...INCLUDING THE CITY OF NORFOLK...
 
AT 7 PM CDT CIRCULATION WAS VISIBLE BY THE NORFOLK WEATHER OFFICE 15
MILES WEST OF NORFOLK...OR JUST NORTH OF MEADOW GROVE. A TORNADO CHASE
TEAM IN THAT AREA ALSO REPORTED STRONG INDICATIONS OF TORNADO
DEVELOPMENT.
 
THIS IS AN EXTREMELY DANGEROUS WEATHER SITUATION AND EVERYONE IN
NORTHERN MADISON...SOUTHERN PIERCE AND WAYNE COUNTIES SHOULD BE IN
SHELTER.
 
ACT QUICKLY.  TAKE SHELTER IN THE INNERMOST PORTION OF THE BUILDING
ON THE LOWEST FLOOR.  GET TO A BASEMENT IF POSSIBLE. AVOID WINDOWS.
PROTECT YOURSELF FROM FLYING DEBRIS WITH CUSHIONS...BLANKETS OR
PILLOWS.
 
BOWMAN
 
&

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 7:25 PM CDT	Tornado Warning	LBF	Stanton	35 min
Jun 12, 7:25 PM CDT	Tornado Warning	LBF	Madison, Wayne	15 min
Jun 12, 7:52 PM CDT	Tornado Warning	LBF	Cuming, Stanton	38 min
Jun 12, 8:26 PM CDT	Tornado Warning	LBF	Cuming	34 min
Jun 12, 8:57 PM CDT	Tornado Warning	LBF	Cuming	33 min

Nearby

Tornado Warnings in Nebraska, 1994 Every tornado warning in 1994 Tornadoes in 1994

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.