Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 49, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 23, 1986, 4:12 PM MDT for Keith County, Perkins County, Nebraska. It was in force for 63 min.
The area
The counties it named.
The facts
- Issued
- Jun 23, 1986, 4:12 PM MDT (22:12 UTC)
- Expired
- Jun 23, 1986, 5:15 PM MDT
- In force
- 63 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Keith County, NE, Perkins 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 12:00Z, 10.2 hours before the alert went out and 89 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
- 35 J/kg
- Mixed-layer CIN
- -362 J/kg
- Mixed-layer LCL
- 1318 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 149 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 KLBF 232212 SVRLBF NEC101-135-232315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 412 PM MDT MON JUN 23 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 515 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF SOUTHWEST NEBRASKA...SOUTHERN KEITH AND PERKINS AT 403 MDT RADAR INNDICATED A SEVERE THUNDERSTORM 10 SOUTHWEST OF OGALLALA NEBRASKA MOVING SOUTH AT 15 MPH. INCLUDING THE TOWNS OF BRULE..ROSCOE..GRANT..AND ELSIE. IF THREATENING WEATHER APPROACHES...GET TO A REINFORCED SHELTER AND PREPARE FOR STRONG DAMAGING WIND..LARGE HAIL..VERY HEAVY RAIN AND DANGEROUS LIGHTNING. REMEMBER...THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING..SO BE ON THE LOOKOUT!! REPORTS OF SEVERE WEATHER OR DAMAGE CAN BE GIVEN TO A LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH.. LARGE HAIL GREATER THAN 3/4 INCH IN DIAMETER..DEADLY LIGHTNING AND VERY HEAVY RAIN THAT CAN FLOOD A LOW LYING AREA QUICKLY. HORN 2211Z
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 23, 1:14 PM MDT, 2 hours 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 210 PM CDT MON JUN 23 1986 ...AT 210 PM CDT AN AREA OF VERY STRONG THUNDERSTORMS CONTINUES TO MOVE SOUTHWARD ACROSS NORTHCENTRAL NEBRASKA FROM MULLEN IN HOOKER COUNTY ABOUT 60 MILES NORTH OF NORTH PLATTE NE TO ANSELMO IN CUSTER COUNTY ABOUT 60 MILES NORTHEAST OF NORTH PLATTE NE. BRIEF GUSTY WINDS..BRIEF HEAVY RAIN AND SMALL HAIL MAY OCCUR AS THE THUNDERSTORMS MOVE SOUTHWARD AT ABOUT 20 MILES PER HOUR. THE STRONGEST THUNDERSTORMS WERE LOCATED ABOUT 30 MILES SOUTHEAST OF THEDFORD NEBRASKA..ABOUT 55 MILES NORTHEAST OF NORTH PLATTE. NEWLAND
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 1:56 PM MDT | Severe Thunderstorm Warning | LBF | Logan | 52 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.