Alert archive / Nebraska / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 38, NWS North Platte, NE

May 7, 2000Frontier County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 7, 2000, 10:43 PM CDT for Frontier County, Nebraska. It was in force for 62 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: May 7, 2000, 10:43 PM CDT (03:43 UTC)
Expired: May 7, 2000, 11:45 PM CDT
In force: 62 min
Issued by: NWS North Platte, NE
Area: Whole counties

County Frontier County, NE

The radar

The North Platte radar (KLNX), 160 km from the middle of the area, began a volume at 03:42 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
May 7, 11:00 PM CDT	Hail 0.75	Stockville, 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 watch it was issued in

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

Issued	Product	Office	Lasted
May 7, 10:00 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.7 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: 1647 J/kg
Mixed-layer CIN: -58 J/kg
Mixed-layer LCL: 976 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 84 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 3.7

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KLBF 080344
SVRLBF
NEC063-080445-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1043 PM CDT SUN MAY 7 2000

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FRONTIER COUNTY IN SOUTHWEST NEBRASKA

* UNTIL 1145 PM CDT

* AT 1042 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES WEST OF STOCKVILLE...OR ABOUT 9 MILES
  SOUTH OF CURTIS...MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR STOCKVILLE AROUND 1055 PM CDT

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER IN A SMALL
INTERIOR ROOM AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST
PROTECTION.

THIS THUNDERSTORM IS CAPABLE OF PRODUCING EXTREMELY LARGE HAIL WHICH
MAY CAUSE SERIOUS INJURY AND SEVERE DAMAGE TO PROPERTY. MOVE TO A
STURDY BUILDING AND STAY AWAY FROM WINDOWS.

WERT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 7:29 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	61 min
May 7, 7:38 PM CDT	Severe Thunderstorm Warning	LBF	Keith	52 min
May 7, 7:46 PM CDT	Severe Thunderstorm Warning	LBF	Perkins	59 min
May 7, 7:56 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	64 min
May 7, 8:15 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	60 min
May 7, 8:28 PM CDT	Severe Thunderstorm Warning	LBF	Hooker, Thomas	62 min
May 7, 8:33 PM CDT	Severe Thunderstorm Warning	LBF	Keith	27 min
May 7, 8:37 PM CDT	Severe Thunderstorm Warning	LBF	Brown, Keya Paha, Rock	23 min
May 7, 8:40 PM CDT	Severe Thunderstorm Warning	LBF	Chase	65 min
May 7, 8:44 PM CDT	Severe Thunderstorm Warning	LBF	Hayes, Perkins	61 min
May 7, 8:49 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Loup	56 min
May 7, 9:06 PM CDT	Severe Thunderstorm Warning	LBF	Keith, Lincoln	54 min
May 7, 9:59 PM CDT	Severe Thunderstorm Warning	LBF	Custer, Lincoln	61 min
May 7, 11:00 PM CDT	Severe Thunderstorm Warning	LBF	Custer	45 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2000 Every severe thunderstorm warning 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.