Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 91, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 29, 1986, 8:34 PM CDT for Garfield County, Wheeler County, Nebraska. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jul 29, 1986, 8:34 PM CDT (01:34 UTC)
- Expired
- Jul 29, 1986, 9:30 PM CDT
- In force
- 56 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Garfield County, NE, Wheeler County, NE
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.6 hours before the alert went out and 176 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
- 1278 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 3043 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KOFK 300134 SVROFK NEC071-183-300230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORFOLK NE 834 PM CDT TUE JUL 29 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTH CENTRAL NEBRASKA...GARFIELD AND WHEELER AT 830 PM CDT RADAR CONTINUED TO INDICATE SEVERE THUNDERSTORMS 30 MILES SOUTH SOUTHEAST OF O NEILL IN NORTHERN GARFIELD COUNTY... OR 10 MILES NORTH OF BURWELL. THE STORM WAS MOVING TO THE EAST AT 20 MPH. THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO WARNING...SO BE ON THE LOOKOUT AND BE PREPARED TO MOVE TO A PLACE OF SAFETY. BOWMAN 0133Z
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 7:09 PM CDT | Tornado Warning | LBF | Antelope, Knox, Pierce | 51 min |
| Jul 29, 7:41 PM CDT | Severe Thunderstorm Warning | LBF | Garfield, Loup | 49 min |
| Jul 29, 8:01 PM CDT | Tornado Warning | LBF | Antelope, Madison, Pierce | 29 min |
| Jul 29, 8:28 PM CDT | Tornado Warning | LBF | Madison, Pierce | 32 min |
| Jul 29, 9:02 PM CDT | Tornado Warning | LBF | Madison, Pierce | 28 min |
| Jul 29, 9:33 PM CDT | Severe Thunderstorm Warning | LBF | Antelope | 27 min |
| Jul 29, 10:06 PM CDT | Severe Thunderstorm Warning | LBF | Antelope | 24 min |
| Jul 30, 1:40 AM CDT | Severe Thunderstorm Warning | LBF | Antelope | 25 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1986Every severe thunderstorm warning in 1986
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.