Alert archive / Nebraska / Tornado Warnings in 2000

Tornado Warning 13, NWS North Platte, NE

June 11, 2000Cherry County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 11, 2000, 12:45 PM MDT for Cherry County, Nebraska. It was in force for 45 min. 2 reports came from 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, with what was reported inside it.

The facts

Issued: Jun 11, 2000, 12:45 PM MDT (18:45 UTC)
Expired: Jun 11, 2000, 1:30 PM MDT
In force: 45 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), 89 km from the middle of the area, began a volume at 18:46 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.

What was reported inside it

Time	Report	Where	Remark
Jun 11, 1:15 PM MDT	Hail 1	Valentine, NE
Jun 11, 1:35 PM MDT	Hail 0.75	Cody, 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.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 6.8 hours before the alert went out and 172 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: 730 J/kg
Mixed-layer CIN: -237 J/kg
Mixed-layer LCL: 1376 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 127 m²/s²
0-3 km storm-relative helicity: 123 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 111845
TORLBF
NEC031-111930-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1245 PM MDT SUN JUN 11 2000

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

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

* UNTIL 130 PM MDT(230 PM CDT)

* AT 1241 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH A POSSIBLE TORNADO 19 MILES SOUTHWEST OF
  MERRITT RESERVOIR DAM...OR ABOUT 33 MILES NORTH OF MULLEN...MOVING
  NORTHEAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE...
  8 MILES NORTHWEST OF MERRITT RESERVOIR DAM AROUND 215 PM CDT
  10 MILES SOUTH OF KILGORE AROUND 125 PM MDT

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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.

LAT...LON 4238 10152 4235 10097 4296 10069 4296 10134

JWS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 11:06 AM MDT	Severe Thunderstorm Warning	LBF	Cherry	54 min
Jun 11, 11:59 AM MDT	Severe Thunderstorm Warning	LBF	Cherry	46 min
Jun 11, 1:30 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	45 min
Jun 11, 2:15 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	60 min
Jun 11, 3:14 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	61 min
Jun 11, 4:25 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	35 min
Jun 11, 4:44 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	31 min

Nearby

Tornado Warnings in Nebraska, 2000 Every tornado warning in 2000 Tornadoes in 2000

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; radar from the NEXRAD Level II archive.