Alert archive / Nebraska / Tornado Warnings in 1998
Tornado Warning 34, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Jul 11, 1998, 6:53 PM MDT for Garden County, Nebraska. It was in force for 32 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
- Jul 11, 1998, 6:53 PM MDT (00:53 UTC)
- Expired
- Jul 11, 1998, 7:25 PM MDT
- In force
- 32 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Garden County, NE
The radar
The North Platte radar (KLNX), 151 km from the middle of the area, began a volume at 00:52 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 11, 7:15 PM MDT | Thunderstorm Wind | Oshkosh, NE | Several large trees blown down. |
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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.9 hours before the alert went out and 155 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
- 1246 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1239 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLBF 120048 RRA TORLBF NEC069-120125- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 753 PM CDT (653 PM MDT) SAT JUL 11 1998 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... NORTHERN GARDEN COUNTY IN THE NEBRASKA PANHANDLE * UNTIL 725 PM MDT (825 PM CDT) * AT 653 PM MDT...A FUNNEL CLOUD WAS REPORTED IN THE NORTHEAST CORNER OF THE CRESCENT LAKES AREA. NORTH PLATTE DOPPLER RADAR INDICATED THE STORM WAS 38 MILES SOUTHEAST OF ALLIANCE OR 2 MILES NORTH NORTHWEST OF CRESCENT LAKE MOVING SOUTHEAST AT 25 MPH. * THE TORNADO IS EXPECTED TO REMAIN IN RURAL AREAS. THIS IS A DANGEROUS SITUATION! ACT QUICKLY! IT MAY SAVE YOUR LIHFE! MOVE TO A BASEMENT IF POSSIBLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS AND DOORS. SLM
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 6:20 PM MDT | Severe Thunderstorm Warning | LBF | Garden | 65 min |
| Jul 11, 9:22 PM MDT | Severe Thunderstorm Warning | LBF | Lincoln | 63 min |
Nearby
Tornado Warnings in Nebraska, 1998Every tornado warning in 1998Tornadoes in 1998
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.