Alert archive / North Dakota / Tornado Warnings in 1986

Tornado Warning 2, NWS Bismarck, ND

June 27, 1986Morton County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jun 27, 1986, 5:36 PM MDT for Morton County, North Dakota. It was in force for 20 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 27, 1986, 5:36 PM MDT (23:36 UTC)
Expired
Jun 27, 1986, 5:56 PM MDT
In force
20 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Morton County, ND

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 27, 5:45 PM MDTHail 2Morton, ND

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

Bismarck Municip, ND (KBIS), launched 12:00Z, 11.6 hours before the alert went out and 45 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, Bismarck Municip, ND at 12:00Z on 1986-06-27Temperature 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, Bismarck Municip, ND at 12:00Z on 1986-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -50 square meters per square second.19395878Sfc1 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
1688 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-50 m²/s²
0-3 km storm-relative helicity
-37 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 KBIS 272340
TORBIS
NDC059-272356-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
536 PM MDT FRI JUN 27 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL  556 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES OF

CENTRAL NORTH DAKOTA..WEST MORTON AND CITY OF HEBRON

AT 536 PM MDT A TORNADO WAS INDICATED 14 MILES NORTHEAST OF
RICHARDTON NORTH DAKOTA OR 35 MILES EAST OF DICKINSON
NORTH DAKOTA AND WAS MOVING SOUTHEAST AT 46 MPH.

WHEN YOU ARE IN THE PATH OF A TORNADO..GO TO A BASEMENT
..IF AVAILABLE. OTHERWISE GO TO A CENTRAL INTERIOR ROOM ON
THE LOWEST FLOOR. ABANDON CARS AND MOBILE HOMES..THEY OFFER
LITTLE PROTECTION FROM A TORNADO.
KS 2336Z

The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 6:25 PM MDTSevere Thunderstorm WarningBISRamsey35 min
Jun 27, 4:36 PM MDTSevere Thunderstorm WarningBISDunn54 min
Jun 27, 4:42 PM MDTSevere Thunderstorm WarningBISMcKenzie, Williams55 min

Nearby

Tornado Warnings in North Dakota, 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.