Alert archive / Nebraska / Tornado Warnings in 1990
Tornado Warning 27, NWS Hastings, NE
NWS Hastings, NE issued this tornado warning at Jun 12, 1990, 11:10 PM CDT for Merrick County, Nebraska. It was in force for 35 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
- Jun 12, 1990, 11:10 PM CDT (04:10 UTC)
- Expired
- Jun 12, 1990, 11:45 PM CDT
- In force
- 35 min
- Issued by
- NWS Hastings, NE
- Area
- Whole counties
County Merrick 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 12, 11:15 PM CDT | Thunderstorm Wind 52 | Merrick, NE | |
| Jun 12, 11:30 PM CDT | Tornado F1 | Merrick, 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
Omaha, NE (KOAX), launched 00:00Z, 4.2 hours before the alert went out and 140 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3586 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 227 m²/s²
- 0-3 km storm-relative helicity
- 349 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KGRI 130410
TORGRI
NEC121-130445-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1110 PM CDT TUE JUN 12 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1145 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE CENTRAL PART OF NEBRASKA
SOUTHERN MERRICK
AT 1108 PM CDT RADAR INDICATED A TORNADO 11 MILES NORTHEAST OF
GRAND ISLAND NEBRASKA...MOVING TO THE EAST AT 40 MPH.
PEOPLE IN CENTRAL CITY SHOULD TAKE SHELTER IMMEDIATELY.
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.
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA.What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Jun 12, 10:25 PM CDT, 45 minutes before
STORM REPORT NATIONAL WEATHER SERVICE GRAND ISLAND NE 1025 PM CDT TUE JUN 12 1990 CIVIL DEFENSE AT LOUP CITY...IN SHERMAN COUNTY NEBRASKA...HAD A REPORT FROM A SPOTTER 10 MILES SOUTH OF LOUP CITY OF HAILC MARBLE TO GOLFBALL SIZE IN DRIFTS...NO SIZE OF DRIFTS. REPORT WAS AT 1023 PM. DGS
Local storm report, Jun 12, 10:31 PM CDT, 39 minutes before
STORM REPORT NATIONAL WEATHER SERVICE GRAND ISLAND NE 1031 PM CDT TUE JUN 12 1990 1030 PM CDT STORM SPOTTER AT ROCKVILLE IN SOUTHEAST SHERMAN COUNTY NEBRASKA REPORTED HAIL MARBLE TO NEAR GOLFBALL SIZE COKVERING THE GROUND. VERY HEAVY RAIN BUT NO AMOUNT YET MEASURED. DGS
The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 7:20 PM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall | 25 min |
| Jun 12, 8:21 PM CDT | Tornado Warning | GID | Merrick, Nance | 39 min |
| Jun 12, 9:08 PM CDT | Severe Thunderstorm Warning | GID | Dawson | 22 min |
| Jun 12, 9:36 PM CDT | Severe Thunderstorm Warning | GID | Greeley, Howard, Sherman | 54 min |
| Jun 12, 9:42 PM CDT | Tornado Warning | GID | Buffalo, Dawson | 33 min |
| Jun 12, 10:02 PM CDT | Tornado Warning | GID | Buffalo, Howard, Sherman | 43 min |
| Jun 12, 10:22 PM CDT | Tornado Warning | GID | Nance | 53 min |
| Jun 12, 10:41 PM CDT | Severe Thunderstorm Warning | GID | Howard | 34 min |
| Jun 12, 10:51 PM CDT | Tornado Warning | GID | Howard, Merrick | 39 min |
Nearby
Tornado Warnings in Nebraska, 1990Every tornado warning in 1990Tornadoes 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.