Alert archive / Nebraska / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 101, NWS North Platte, NE

June 12, 2000Hayes County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 12, 2000, 9:00 PM CDT for Hayes County, Nebraska. It was in force for 45 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, 2000, 9:00 PM CDT (02:00 UTC)
Expired: Jun 12, 2000, 9:45 PM CDT
In force: 45 min
Issued by: NWS North Platte, NE
Area: Whole counties

County Hayes County, NE

The radar

The Goodland radar (KGLD), 140 km from the middle of the area, began a volume at 02:01 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 12, 9:15 PM CDT	Thunderstorm Wind 52 E	Hayes Center, 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
Jun 12, 4:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.0 hours before the alert went out and 78 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: 1538 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 2700 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 169 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KLBF 130200
SVRLBF
NEC085-130245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
900 PM CDT MON JUN 12 2000

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

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

* UNTIL 945 PM CDT

* AT 900 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES NORTH OF PALISADE...OR ABOUT 9 MILES
  SOUTHWEST OF HAYES CENTER...MOVING NORTHEAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  3 MILES SOUTHEAST OF HAYES CENTER AROUND 915 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.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

$$

TLK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 7:12 PM CDT	Severe Thunderstorm Warning	LBF	Hooker, McPherson	63 min
Jun 12, 7:23 PM CDT	Tornado Warning	LBF	Logan	67 min
Jun 12, 8:33 PM CDT	Severe Thunderstorm Warning	LBF	Logan	57 min
Jun 12, 8:50 PM CDT	Tornado Warning	LBF	Custer, Logan	25 min
Jun 12, 8:57 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	33 min
Jun 12, 9:19 PM CDT	Tornado Warning	LBF	Custer	41 min
Jun 12, 9:31 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	44 min
Jun 12, 10:02 PM CDT	Severe Thunderstorm Warning	LBF	Custer	58 min
Jun 12, 10:14 PM CDT	Tornado Warning	LBF	Custer	46 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.