Alert archive / Nebraska / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 55, NWS North Platte, NE

May 17, 2000Lincoln County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 17, 2000, 6:56 PM CDT for Lincoln County, Nebraska. It was in force for 64 min. 2 reports 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 17, 2000, 6:56 PM CDT (23:56 UTC)
Expired
May 17, 2000, 8:00 PM CDT
In force
64 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Lincoln County, NE

The radar

The North Platte radar (KLNX), 102 km from the middle of the area, began a volume at 23:50 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

TimeReportWhereRemark
May 17, 7:00 PM CDTHail 1.75North Platte Arpt, NESeveral vehicles at Lee Bird Field incurred hail damage
May 17, 7:06 PM CDTThunderstorm Wind 52 EMaxwell, 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.

IssuedProductOfficeLasted
May 17, 2:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.9 hours before the alert went out and 15 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-pSkew-T log-p diagram, N. Platte/Lee Bi, NE at 12:00Z on 2000-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 853 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2000-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
853 J/kg
Mixed-layer CIN
-378 J/kg
Mixed-layer LCL
860 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
43 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.

585 
WUUS53 KLBF 172357
SVRLBF
NEC111-180100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
656 PM CDT WED MAY 17 2000

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN LINCOLN COUNTY IN SOUTHWEST NEBRASKA

* UNTIL 800 PM CDT

* AT 655 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES SOUTH OF NORTH PLATTE...MOVING
  NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  9 MILES NORTHWEST OF MAXWELL AROUND 715 PM CDT

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT WEDNESDAY EVENING
FOR WESTERN NEBRASKA.

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.

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

WERT

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 12:15 AM CDTSevere Thunderstorm WarningLBFSheridan60 min
May 17, 1:12 AM CDTSevere Thunderstorm WarningLBFSheridan63 min
May 17, 3:06 PM CDTSevere Thunderstorm WarningLBFChase, Perkins39 min
May 17, 3:22 PM CDTSevere Thunderstorm WarningLBFHayes, Lincoln38 min
May 17, 3:35 PM CDTSevere Thunderstorm WarningLBFFrontier55 min
May 17, 3:43 PM CDTSevere Thunderstorm WarningLBFKeith, Perkins62 min
May 17, 3:48 PM CDTTornado WarningLBFLincoln, Perkins27 min
May 17, 4:02 PM CDTSevere Thunderstorm WarningLBFMcPherson43 min
May 17, 4:08 PM CDTTornado WarningLBFKeith52 min
May 17, 4:12 PM CDTTornado WarningLBFLincoln48 min
May 17, 4:28 PM CDTSevere Thunderstorm WarningLBFFrontier47 min
May 17, 4:34 PM CDTSevere Thunderstorm WarningLBFCuster56 min
May 17, 4:43 PM CDTSevere Thunderstorm WarningLBFHooker, McPherson62 min
May 17, 4:59 PM CDTTornado WarningLBFLincoln61 min
May 17, 5:09 PM CDTTornado WarningLBFCuster51 min
May 17, 5:57 PM CDTTornado WarningLBFKeith, Lincoln48 min
May 17, 5:59 PM CDTSevere Thunderstorm WarningLBFCuster, Loup61 min
May 17, 6:04 PM CDTTornado WarningLBFLogan41 min
May 17, 6:39 PM CDTSevere Thunderstorm WarningLBFCuster66 min
May 17, 6:46 PM CDTSevere Thunderstorm WarningLBFLogan59 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2000Every 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.