Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 13, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Apr 26, 1986, 7:11 PM CST for Colfax County, Platte County, Nebraska. It was in force for 49 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
- Apr 26, 1986, 7:11 PM CST (01:11 UTC)
- Expired
- Apr 26, 1986, 8:00 PM CST
- In force
- 49 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Colfax County, NE, Platte 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 |
|---|---|---|---|
| Apr 26, 7:30 PM CST | Hail 0.75 | Colfax, 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
Omaha, NE (KOAX), launched 00:00Z, 1.2 hours before the alert went out and 83 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
- 3558 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 155 m²/s²
- 0-3 km storm-relative helicity
- 291 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 KOFK 270111 SVROFK NEC141-037-270200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORFOLK NE 711 PM CST SAT APR 26 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CST FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTHEAST NEBRASKA...SOUTHEAST PLATTE AND SOUTHERN COLFAX AT 710 PM A SEVERE THUNDERSTORM WAS 3 MILES EAST OF COLUMBUS MOVING NORTHEAST AT 30 MPH. 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, Apr 26, 4:33 PM CST, 2 hours 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 325 PM MST SAT APR 26 1986 A VERY STRONG THUNDERSTORM WAS MOVING INTO SOUTHWEST NEBRASKA THIS SATURDAY AFTERNOON. AT 325 PM MST A VERY STRONG THUNDERSTORM WAS APPROACHING DUNDY COUNTY IN SOUTHWEST NEBRASKA WHICH IS LOCATED ABOUT 90 MILES SOUTHWEST OF NORTH PLATTE NEBRASKA. THIS THUNDERSTORM WAS MOVING TO THE NORTHEAST AT 40 MILES AN HOUR. HEAVY RAIN..HAIL..STRONG WINDS AND DANGEROUS LIGHTENING CAN BE EXPECTED AS THIS THUNDERSTORM MOVES ACROSS SOUTHWEST NEBRASKA. MEYER
Special weather statement, Apr 26, 5:29 PM CST, 1 hour 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 425 PM MST SAT APR 26 1986 A VERY STRONG THUNDERSTORM CONTINUED TO MOVE ACROSS SOUTHWEST NEBRASKA THIS SATURDAY AFTERNOON. AT 425 PM MST A VERY STRONG THUNDERSTORM HAD MOVED INTO CHASE COUNTY IN SOUTHWEST NEBRASKA. IMPERIAL NEBRASKA REPORTED PEA SIZE HAIL ALONG WITH GUSTY WINDS AND HEAVY RAIN. IMPERIAL IS 55 MILES SOUTHWEST OF NORTH PLATTE NEBRASKA. THE THUNDERSTORM WAS MOVING 4TO THE NORTHEAST AT 40 MILES AN HOUR. HEAVY RAIN..HAIL..STRONG WINDS AND DANGEROUS LIGHTENING CAN BE EXPECTED AS THIS THUNDERSTORM MOVES ACROSS SOUTHWEST NEBRASKA. MEYER
Special weather statement, Apr 26, 6:16 PM CST, 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 615 PM CST SAT APR 26 1986 A VERY STRONG THUNDERSTORM CONTINUED TO MOVE ACROSS SOUTHWEST NEBRASKA THIS SATURDAY EVENING. AT 615 PM CST A VERY STRONG THUNDERSTORM HAD MOVED INTO SOUTHWEST LINCOLN COUNTY NEAR THE TOWNS OF DICKENS AND WELLFLEET NEBRASKA. THIS WOULD PUT THE THUNDERSTORM 35 MILES SOUTHWEST OF NORTH PLATTE NEBRASKA. MOVEMENT OF THE THUNDERSTORM CONTINUED TO THE NORTHEsAST AT 40 MILES AN HOUR. HEAVY RAIN..HAIL..STRONG WINDS AND DANGEROUS LIGHTENING CAN BE EXPECTED AS THIS THUNDERSTORM MOVES ACROSS LINCOLN COUNTY. MEYER
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.