Alert archive / Nebraska / Tornado Warnings in 2000

Tornado Warning 29, NWS North Platte, NE

July 9, 2000McPherson County, Nebraska

NWS North Platte, NE issued this tornado warning at Jul 9, 2000, 6:54 PM CDT for McPherson County, Nebraska. It was in force for 66 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: Jul 9, 2000, 6:54 PM CDT (23:54 UTC)
Expired: Jul 9, 2000, 8:00 PM CDT
In force: 66 min
Issued by: NWS North Platte, NE
Area: Whole counties; the outline is the Mesonet’s reconstruction

County McPherson County, NE

The radar

The North Platte radar (KLNX), 62 km from the middle of the area, began a volume at 23:57 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 nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.9 hours before the alert went out and 69 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: 298 J/kg
Mixed-layer CIN: -581 J/kg
Mixed-layer LCL: 1592 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 276 m²/s²
0-3 km storm-relative helicity: 284 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 
WFUS53 KLBF 092355
TORLBF

NEC117-100100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
654 PM CDT SUN JUL 9 2000

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  MCPHERSON COUNTY IN WEST CENTRAL NEBRASKA

* UNTIL 800 PM CDT

* AT 652 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH A POSSIBLE TORNADO 19 MILES NORTHWEST OF
  TRYON...MOVING EAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE...
  7 MILES NORTH OF TRYON AROUND 745 PM CDT
  11 MILES NORTHWEST OF RINGGOLD AROUND 755 PM CDT

THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY...IT MAY SAVE YOUR
LIFE.

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 SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM CDT 
SUNDAY EVENING FOR NORTH CENTRAL NEBRASKA.

LAT...LON 4171 10140 4141 10140 4143 10075 4172 10077

$$
JWS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 4:20 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	55 min
Jul 9, 4:31 PM CDT	Severe Thunderstorm Warning	LBF	Grant	59 min
Jul 9, 5:13 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	62 min
Jul 9, 5:28 PM CDT	Severe Thunderstorm Warning	LBF	Grant	62 min
Jul 9, 5:35 PM CDT	Tornado Warning	LBF	Cherry	40 min
Jul 9, 5:51 PM CDT	Tornado Warning	LBF	Grant, Hooker	39 min
Jul 9, 6:29 PM CDT	Tornado Warning	LBF	Hooker	46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.