Alert archive / Nebraska / Tornado Warnings in 1990
Tornado Warning 9, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at May 18, 1990, 7:38 PM CDT for Frontier County, Red Willow County, Nebraska. It was in force for 37 min. 3 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 18, 1990, 7:38 PM CDT (00:38 UTC)
- Expired
- May 18, 1990, 8:15 PM CDT
- In force
- 37 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Frontier County, NE, Red Willow 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 |
|---|---|---|---|
| May 18, 7:45 PM CDT | Tornado F1 | Red Willow, NE | |
| May 18, 8:08 PM CDT | Tornado F1 | Red Willow, NE | |
| May 18, 8:08 PM CDT | Hail 2.5 | Red Willow, 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 00:00Z, 0.6 hours before the alert went out and 88 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
- 0 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 182 m²/s²
- 0-3 km storm-relative helicity
- 360 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KLBF 190039
TORLBF
NEC063-145-190115-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
738 PM CDT FRI MAY 18 1990
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 815 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHWEST NEBRASKA
...FRONTIER...SOUTHERN RED-WILLOW
AT 730 PM CDT...REPORTS OF FUNNEL CLOUDS AND POSSIBLE TORNADOES
CONTINUED OVER MUCH OF RED WILLOW COUNTY OF NEBRASKA. THESE
SIGHTINGS HAD OCCURRED NEAR THE CITY OF MCCOOK...OR 53 MILES SOUTH
OF NORTH PLATTE NEBRASKA.
POSSIBLE TORNADO SIGHTINGS WERE NOTED IN THE COMMUNITES OF
INDIANOLA AND CAMBRIDGE NEBRASKA.
THESE TORNADOES WERE MOVING TO THE NORTHEAST AT 30 MPH. THIS TORNADIC
SYSTEM WILL MOVE INTO SOUTHERN FRONTIER COUNTY BY 750 PM CDT.
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE. _ OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE. AVOID WINDOWS. ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.
SJCThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 7:05 PM CDT | Severe Thunderstorm Warning | LBF | Cedar, Knox | 55 min |
| May 18, 7:07 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 68 min |
| May 18, 7:12 PM CDT | Tornado Warning | LBF | Lincoln | 33 min |
| May 18, 7:44 PM CDT | Tornado Warning | LBF | Lincoln | 31 min |
| May 18, 7:56 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Grant, Hooker | 64 min |
| May 18, 8:59 PM CDT | Tornado Warning | LBF | Red Willow | 31 min |
| May 18, 9:05 PM CDT | Severe Thunderstorm Warning | LBF | Thomas | 55 min |
| May 18, 9:29 PM CDT | Tornado Warning | LBF | Red Willow | 31 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.