Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 30, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 6, 1986, 8:06 PM CDT for Brown County, Keya Paha County, Nebraska. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Jun 6, 1986, 8:06 PM CDT (01:06 UTC)
- Expired
- Jun 6, 1986, 9:15 PM CDT
- In force
- 69 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Brown County, NE, Keya Paha 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, 1.1 hours before the alert went out and 181 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
- 2125 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1457 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KOFK 070108 COR SVROFK NEC017-070215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTION NATIONAL WEATHER SERVICE NORFOLK NE 806 PM CDT FRI JUN 6 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTH CENTRAL NEBRASKA...NORTHERN BROWN AND KEYA PAHA AT 8PM SEVERE THUNDERSTORMS EXTENDED FROM WESTERN KEYA PAHA COUNTY 25 MILES NORTHWEST OF AINSWORTH OR 9 MILES NORTHWEST OF SPRINGVIEW INTO TRIPP COUNTY OF SOUTH DAKOTA ABOUT 45 MILES NORTH OF AINSWORTH THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH. HAIL UP TO GOLFBALL SIZE WAS REPORTED 9 MILES NORTH AND 9 MILES WEST OF SPRINGVIEW. REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE DEADLY WINDS IN EXCESS OF 75 MPH...LARGE HAIL...KILLER LIGHTNING...AND TORRENTIAL RAINS THAT CAN QUICKLY FLOOD A LOW LYING AREA. 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.
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 6, 5:06 PM CDT, 3 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 400 PM MDT FRI JUN 6 1986 HEAVY THUNDERSHOWERS ARE MOVING ACROSS PARTS OF WEST CENTRAL NEBRASKA. AT 400 PM MDT THUNDERSHOWERS WERE LOCATED ACROSS EASTERN ARTHUR TO KEITH ACROSS NORTHWEST PERKINS COUNTY OF NEBRASKA. THE HEAVIEST WAS NEAR PAXTON TO 10 MILES SOUTHEAST OF OGALLALA WHICH IS 46 MILES WEST OF NORTH PLATTE, NEBRASKA. HEAVY RAIN WITH ONE TO ONE AND A HALF INCHES SIZE HAIL UWAS REPORTED FROM THE OGALLALA POLICE DEPARTMENT AS THE STORM PASS THE CITY. THESE THUNDERSHOWERS WERE MOVING EAST AT 20 MILES AN HOUR AND WILL BE MOVING ACROSS PAXTON NEBRASKA WHICH IS 31 MILES WEST OF NORTH PLATTE BY 415 PM MDT. HETZKE
Special weather statement, Jun 6, 7:30 PM CDT, 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 730 PM CDT FRI JUN 6 1986 THE SEVERE THUNDERSTORM WATCH HAS BEEN CALMISLBF
Special weather statement, Jun 6, 7:37 PM CDT, 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 735 PM CDT FRI JUN 6 1986 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED WEST CENTRAL AND SOUTHWEST NEBRASKA. AT 735 PM CDT AN AREA OF THUNDERSTORMS EXTENDS OVER SOUTHERN CUSTER COUNTY NEAR BROKEN BOW TO EASTERN LINCOLN COUNTY 15 MILES EAST OF NORTH PLATTE TO NEAR MCCOOK INTO SOUTHWEST CORNER OF SOUTHWEST NEBRASKA. THIS AREA WAS MOVING SOUTHEST AT 30 MILES AN HOUR. THESE THUNDERSTORMS CAN PRODUCE HEAVY RAIN..HAIL..STRONG GUSTY SURFACE WINDS. IN THE CITY OF NORTH PLATTE SURFACE WINDS GUSTS TO 59 MILES AN HOUR WHICH CAUSED TREE DAMAGE..POWER OUTAGE IN PARTS OF THE CITY. HETZKE 0037Z
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 9:15 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 30 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.