Alert archive / Nebraska / Tornado Warnings in 2000

Tornado Warning 8, NWS Hastings, NE

June 11, 2000Merrick County, Nance County, Nebraska

NWS Hastings, NE issued this tornado warning at Jun 11, 2000, 8:55 PM CDT for Merrick County, Nance County, Nebraska. It was in force for 50 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 11, 2000, 8:55 PM CDT (01:55 UTC)
Expired
Jun 11, 2000, 9:45 PM CDT
In force
50 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Merrick County, NE, Nance County, NE

The radar

The Grand Island radar (KUEX), 113 km from the middle of the area, began a volume at 01:58 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
Jun 11, 9:15 PM CDTHail 1Genoa, 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

Omaha, NE (KOAX), launched 00:00Z, 1.9 hours before the alert went out and 137 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, Omaha, NE at 00:00Z on 2000-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 901 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, Omaha, NE at 00:00Z on 2000-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -62 square meters per square second.193958Sfc1 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
901 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
1331 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-62 m²/s²
0-3 km storm-relative helicity
-16 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.5

Open this sounding in Storm Lab

The text

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

245 
WFUS53 KGID 120156
TORGRI
NEC121-125-120245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
855 PM CDT SUN JUN 11 2000

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN NANCE COUNTY IN CENTRAL NEBRASKA
  NORTHEASTERN MERRICK COUNTY IN CENTRAL NEBRASKA

* UNTIL 945 PM CDT

* AT 855 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 7 MILES WEST OF SILVER CREEK...OR ABOUT 24 MILES
  WEST OF COLUMBUS...MOVING NORTHWEST AT 30 MPH.

SPOTTERS ARE WATCHING A WALL CLOUD ALONG THE NANCE AND MERRICK 
COUNTIES LINE WEST OF SILVER CREEK AND NORTH OF CLARKS. 
CLARKS...SILVER CREEK...FULLERTON AND GENOA ARE INCLUDED IN THE
WARNING. MOVE TO YOUR TORNADO SHELTER. 

PEOPLE IN EASTERN NANCE AND NORTHEASTERN MERRICK COUNTIES SHOULD TAKE
SHELTER IMMEDIATELY IN A BASEMENT OR SMALL INTERIOR ROOM ON THE
LOWEST FLOOR.

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

$$

LAT...LON 4133 9799 4120 9782 4151 9736 4168 9759

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 7:17 PM CDTSevere Thunderstorm WarningGIDYork43 min
Jun 11, 7:23 PM CDTTornado WarningGIDYork37 min
Jun 11, 7:57 PM CDTSevere Thunderstorm WarningGIDPolk48 min
Jun 11, 8:03 PM CDTSevere Thunderstorm WarningGIDYork27 min
Jun 11, 11:01 PM CDTTornado WarningGIDFillmore29 min
Jun 11, 11:13 PM CDTTornado WarningGIDClay32 min

Nearby

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