Alert archive / Nebraska / Tornado Warnings in 1990

Tornado Warning 31, NWS Hastings, NE

June 16, 1990Greeley County, Howard County, Sherman County, Nebraska

NWS Hastings, NE issued this tornado warning at Jun 16, 1990, 5:21 PM CDT for Greeley County, Howard County, Sherman County, Nebraska. It was in force for 19 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 16, 1990, 5:21 PM CDT (22:21 UTC)
Expired: Jun 16, 1990, 5:40 PM CDT
In force: 19 min
Issued by: NWS Hastings, NE
Area: Whole counties

Counties Greeley County, NE, Howard County, NE, Sherman County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where	Remark
Jun 16, 5:30 PM CDT	Tornado F1	Sherman, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.4 hours before the alert went out and 163 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: 95 J/kg
Mixed-layer CIN: -529 J/kg
Mixed-layer LCL: 772 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 263 m²/s²
0-3 km storm-relative helicity: 241 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 
TTAA00 KGRI 162221
TORGRI
NEC077-093-163-162300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE GRAND ISLAND NE
521 PM CDT SAT JUN 16 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 600 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF NEBRASKA
      GREELEY...NORTHWEST HOWARD...NORTHEAST SHERMAN

AT 515 RADAR INDICATED A TORNADO JUST SOUTHWEST OF SCOTIA MOVING TO
THE NORTHEAST AT 40 MPH.

IF YOU ARE IN THE PATH OF THIS TORNADO TAKE SHELTER IN A BASEMENT
OR BELOW GROUND.  OTHERWISE GO TO A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR.  ABANDON CARS AND MOBILE HOMES FOR A REINFORCED
BUILDING.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 8:11 PM CDT	Severe Thunderstorm Warning	GID	Furnas, Gosper	34 min
Jun 15, 9:08 PM CDT	Tornado Warning	GID	Gosper	22 min
Jun 15, 9:48 PM CDT	Severe Thunderstorm Warning	GID	Sherman	42 min
Jun 15, 10:08 PM CDT	Flash Flood Warning	GID	Clay, Fillmore, Hamilton, York	77 min
Jun 15, 10:08 PM CDT	Flash Flood Warning	GID	Thayer	77 min
Jun 15, 10:55 PM CDT	Flash Flood Warning	GID	Greeley, Howard, Sherman	6 hr
Jun 15, 10:55 PM CDT	Flash Flood Warning	GID	Valley	6 hr
Jun 16, 4:20 PM CDT	Tornado Warning	GID	Furnas, Harlan	55 min
Jun 16, 5:12 PM CDT	Tornado Warning	GID	Franklin, Harlan	63 min
Jun 16, 6:18 PM CDT	Tornado Warning	GID	Franklin, Harlan	57 min
Jun 16, 6:46 PM CDT	Tornado Warning	GID	Buffalo	29 min
Jun 16, 6:51 PM CDT	Tornado Warning	GID	Webster	69 min

Nearby

Tornado Warnings in Nebraska, 1990 Every tornado warning in 1990 Tornadoes in 1990

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.