Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 80, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 19, 1987, 8:27 AM CDT for Boone County, Platte County, Nebraska. It was in force for 63 min. 3 reports 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
- Aug 19, 1987, 8:27 AM CDT (13:27 UTC)
- Expired
- Aug 19, 1987, 9:30 AM CDT
- In force
- 63 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Boone 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 |
|---|---|---|---|
| Aug 19, 8:55 AM CDT | Hail 3 | Boone, NE | |
| Aug 19, 8:55 AM CDT | Hail 0.75 | Boone, NE | |
| Aug 19, 9:15 AM CDT | Hail 1.75 | Platte, 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 12:00Z, 1.5 hours before the alert went out and 124 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
- 3585 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 118 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 191327
SVROFK
NEC011-141-191430-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORFOLK NE
827 AM CDT WED AUG 19 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 930 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHEAST NEBRASKA
...BOONE...PLATTE
AT 830AM CDT RADAR INDICATED A SEVERE THUNDERSTORM 45 MILES WEST
NORTHWEST OF COLUMBUS IN BOONE COUNTY...NEAR THE TOWNS OF ALBION
AND CEDAR RAPIDS. THIS STORM WAS MOVING TO THE SOUTHEAST AT 30
MPH. ONE INCH HAIL FELL FROM THIS STORM IN NORTHEAST GREELY
COUNTY AT APPROXIMATELY 820 AM CDT.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROA4D.The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 9:33 AM CDT | Severe Thunderstorm Warning | LBF | Colfax, Platte | 17 min |
| Aug 19, 10:30 AM CDT | Severe Thunderstorm Warning | LBF | Madison, Stanton | 45 min |
| Aug 19, 11:10 AM CDT | Severe Thunderstorm Warning | LBF | Colfax, Cuming, Madison, Platte, Stanton | 50 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1987Every severe thunderstorm warning in 1987
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.