Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 72, NWS North Platte, NE

July 13, 1986Platte County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jul 13, 1986, 11:20 PM CDT for Platte County, Nebraska. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Jul 13, 1986, 11:20 PM CDT (04:20 UTC)
Expired
Jul 14, 1986, 12:00 AM CDT
In force
40 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Platte 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 00:00Z, 4.3 hours before the alert went out and 100 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 00:00Z on 1986-07-14Temperature 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 00:00Z on 1986-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 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
3607 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
182 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 140421 COR
SVROFK
NEC141-140515-

BULLETIN - IMMEDIATE BROADCAST REQUESTED...CORRECTION....
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORFOLK NE
1120 PM CDT SUN JUL 13 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1215 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY OF

NORTHEAST NEBRASKA...PLATTE

AT 1110 PM CDT A SEVERE THUNDERSTORM WAS INDICATED BY RADAR 25
MILES WEST OF COLUMBUS MOVING TO THE EAST AT 20 MPH.  THIS
THUNDERSTORM WILL REACH COLUMBUS SHORTLY AFTER MIDNIGHT.

 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.g
 A SEVERE THUNDERSTORMS WATCH IS IN EFFECT UNTIL 400 AM CDT MONDAY
 MORNING FOR A PORTION OF NORTHEAST NEBRASKA.

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, Jul 13, 5:37 PM CDT, 5 hours 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
530 PM CDT SUN JUL 13 1986

...TORNADO WATCH UNTIL 11PM CDT TONIGHT...

AT 530 PM CDT NO SHOWERS OR THUNDERSTORMS ARE LOCATED IN WE\ST
CENTRAL AND SOUTHWEST NEBRASKA. ALL THE THUNDERSTORMS ARE LOCATED
IN THE PANHANDLE AND IN NORTHWEST KANSAS AT THIS TIME.

HETZKE
Special weather statement, Jul 13, 7:16 PM CDT, 4 hours 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
715 PM CDT SUN JUL 13 1986

...TORNADO WATCH UNTIL 11PM CDT TONIGHT...

AT 715 PM CDT NO SHOWERS OR THUNDERSTORMS ARE LOCATED IN WEST
CENTRAL AND SOUTHWEST NEBRASKA. ALL THE THUNDERSTORMS ARE LOCATED
IN THE PANHANDLE AND IN NORTHWEST KANSAS AT THIS TIME.

HETZKE
Special weather statement, Jul 13, 8:15 PM CDT, 3 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
810 PM CDT SUN JUL 13 1986

...TORNADO WATCH UNTIL 11PM CDT TONIGHT...

AT 810 PM CDT SCATTERED THUNDERSTORMS WERE MOVING OUT OF THE
PANHANDLE OF NEBRASKA INTO WEST CENTRAL. THE STORMS EXTENDS
10 MILES WEST OF BRULE IN KEITH COUNTY OR 48 MILES EAST OF SIDNEY
TO 30 MILES SOUTHWEST OF ARTHUR IN ARTHUR COUNTY OR 52 MILES
WEST NORTHWEST OF NORTH PLATTE. NO FAR NO SEVERE THUNDERSTORMS
HAVE BEEN REPORTED.
THESE THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR AND
WILL BE MOVING ACROSS BRULE AT 730 PM MDT.

HETZKE

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.