Alert archive / Nebraska / Tornado Warnings in 2001

Tornado Warning 8, NWS North Platte, NE

June 12, 2001Cherry County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 12, 2001, 9:28 PM MDT for Cherry County, Nebraska. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jun 12, 2001, 9:28 PM MDT (03:28 UTC)
Expired: Jun 12, 2001, 10:15 PM MDT
In force: 47 min
Issued by: NWS North Platte, NE
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Cherry County, NE

The radar

The North Platte radar (KLNX), 118 km from the middle of the area, began a volume at 03:27 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 12, 6:30 PM MDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 00:00Z, 3.5 hours before the alert went out and 187 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: 642 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 624 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: -36 m²/s²
0-3 km storm-relative helicity: 33 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

232 
WFUS53 KLBF 130328
TORLBF
NEC031-130415-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
928 PM MDT TUE JUN 12 2001

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL CHERRY COUNTY IN NORTH CENTRAL NEBRASKA

* UNTIL 1015 PM MDT

* AT 922 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A POSSIBLE TORNADO OVER CHERRY COUNTY...OR ABOUT
  21 MILES SOUTHEAST OF GORDON...MOVING EAST AT 25 MPH.

* THE TORNADO IS EXPECTED TO BE...AROUND 20 MILES SOUTHEAST OF MERRIMAN
  AT 946 PM MDT.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM MDT TUESDAY EVENING
FOR NORTH CENTRAL NEBRASKA. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL MIDNIGHT MDT WEDNESDAY MORNING FOR NORTHWESTERN NEBRASKA.

LAT...LON 4269 10199 4251 10197 4244 10124 4280 10126

$$

AWJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 6:27 PM MDT	Tornado Warning	LBF	Sheridan	63 min
Jun 12, 7:30 PM MDT	Tornado Warning	LBF	Sheridan	45 min
Jun 12, 8:14 PM MDT	Tornado Warning	LBF	Sheridan	46 min
Jun 12, 8:52 PM MDT	Tornado Warning	LBF	Cherry, Sheridan	38 min
Jun 12, 9:40 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	50 min
Jun 12, 10:14 PM MDT	Tornado Warning	LBF	Cherry	46 min
Jun 12, 10:28 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	32 min
Jun 12, 10:54 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	51 min
Jun 12, 11:25 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	65 min

Nearby

Tornado Warnings in Nebraska, 2001 Every tornado warning in 2001 Tornadoes in 2001

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; radar from the NEXRAD Level II archive.