Alert archive / Colorado / Tornado Warnings in 1986

Tornado Warning 5, NWS Goodland, KS

June 13, 1986Cheyenne County, Colorado

NWS Goodland, KS issued this tornado warning at Jun 13, 1986, 5:00 PM MDT for Cheyenne County, Colorado. It was in force for 65 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
Jun 13, 1986, 5:00 PM MDT (23:00 UTC)
Expired
Jun 13, 1986, 6:05 PM MDT
In force
65 min
Issued by
NWS Goodland, KS
Area
Whole counties

County Cheyenne County, CO

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

TimeReportWhereRemark
Jun 13, 5:30 PM MDTHail 2Cheyenne, CO

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

Denver, CO (KDEN), launched 12:00Z, 11.0 hours before the alert went out and 128 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, Denver, CO at 12:00Z on 1986-06-13Temperature 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 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 1986-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 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
1753 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this tornado 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 13, 3:09 PM MDT, 1 hour 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
410PM CDT FRI JUN 13 1986

AT 410PM A RAPIDLY DEVELOPING THUNDERSTORM IN NORTHWEST KANSAS IN EXTREME
SOUTHWEST NORTON COUNTY 15 MI
Special weather statement, Jun 13, 3:47 PM MDT, 1 hour 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
450PM CDT FRI JUN 13 1986

AT 450PM A VERY HEAVY THUNDERSTORM IN NORTHWEST KANSAS ALONG THE
NORTON...PHILLIPS COUNTY LINE 10 MILES WEST OF PHILLIPSBURG IS MOVING
EAST 20MPH AND WILL MOVE INTO THE PHILLIPSBURG AREA BY 5PM.

BRIEF HEAVY RAINS...GUSTY WINDS...AND POSSIBLY SOME SMALL HAIL CAN BE
EXPECTED WITH THIS STORM.

OTHERWISE NO SIGNIFICANT WEATHER IS OCCURRING IN NORTHWESTt KANSAS AT
THIS TIME.

MYERS
Special weather statement, Jun 13, 4:17 PM MDT, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
517 PM CDT FRI JUN 13 1986

AT 510 PM CDT SEVERAL STRONG THUNDERSTORMS WERE DEVELOPING OVER PARTS
OF WEST CENTRAL KANSAS. ONE STORM WAS ABOUT 5  MILES WEST OF SCOTT CITY
AND ANOTHER ONE WAS ABOUT 10 MILES WEST SOUTHWEST OF GOVE KANSAS.

BRIEF HEAVY RAINS...GUSTY WINDS...AND POSSIBLY SOME SMALL HAIL CAN BE
EXPECTED WITH THESE STORMS.

MOVEMENT WAS EAST AT AROUND 30 MILES AN HOUR.

BOYLE

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 3:00 PM MDTSevere Thunderstorm WarningGLDCheyenne, Lincoln65 min
Jun 13, 4:05 PM MDTSevere Thunderstorm WarningGLDLincoln2 hr

Nearby

Tornado Warnings in Colorado, 1986Every tornado warning in 1986Tornadoes 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.