Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 83, NWS North Platte, NE

July 24, 1986Cuming County, Wayne County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jul 24, 1986, 6:15 PM CDT for Cuming County, Wayne County, Nebraska. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jul 24, 1986, 6:15 PM CDT (23:15 UTC)
Expired
Jul 24, 1986, 7:15 PM CDT
In force
60 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Cuming County, NE, Wayne 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

Omaha, NE (KOAX), launched 12:00Z, 11.3 hours before the alert went out and 96 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.

Skew-T log-pSkew-T log-p diagram, Omaha, NE at 12:00Z on 1986-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 1986-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 223 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3628 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
223 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KOFK 242315
SVROFK
NEC179-039-250015-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORFOLK NE
615 PM CDT THU JUL 24 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

NORTHEAST NEBRASKA...WAYNE AND CUMING

AT 615 PM CDT SEVERE THUNDERSTORMS WERE MOVING FROM MADISON AND
STANTON COUNTIES INTO WAYNE AND CUMING COUNTIES.  THE STORMS WERE
MOVING NORTHEAST AT 30 MPH.

WIND GUSTS OF 78 MPH WERE RECORDED AT THE NORFOLK WEATHER OFFICE
AT 609 PM CDT.

 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 2315Z

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 24, 5:18 PM CDTSevere Thunderstorm WarningLBFPlatte57 min
Jul 24, 5:40 PM CDTSevere Thunderstorm WarningLBFMadison, Stanton55 min
Jul 24, 6:29 PM CDTSevere Thunderstorm WarningLBFGrant, Hooker61 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.