Alert archive / North Dakota / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 13, NWS Bismarck, ND

June 28, 1989Emmons County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 28, 1989, 7:05 PM CDT for Emmons County, North Dakota. It was in force for 40 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 28, 1989, 7:05 PM CDT (00:05 UTC)
Expired
Jun 28, 1989, 7:45 PM CDT
In force
40 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Emmons 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 28, 7:30 PM CDTHail 0.75Emmons, 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 00:00Z, 0.1 hours before the alert went out and 64 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 00:00Z on 1989-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1599 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1989-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
1599 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
2580 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBIS 290005 RRA
SVRBIS
NDC029-290045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE BISMARCK ND
705 PM CDT WED JUN 28 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE SOUTH CENTRAL PART OF NORTH DAKOTA
      SOUTHWEST EMMONS

AT 702 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 15 MILES
SOUTHWEST OF LINTON...OR ABOUT 60 MILES SOUTH OF BISMARCK.
THIS THUNDERSTORM WAS MOVING NORTHEAST 10 TO 20 MPH.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS 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 RAIN MAY FLOOD ROADWAYS QUICKLY
SO AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
A TORNADO WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.

 LLM

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, Jun 28, 3:56 PM CDT, 3 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
355 PM CDT WED JUN 28 1989

AT 355 PM CDT THUNDERSTORMS WERE DEVELOPING RAPIDLY IN WESTERN NORTH
DAKOTA. THUNDERSTORMS WITH VERY HEAVY RAIN...GUSTY WINDS AND POSSIBLE
HAIL WERE LOCATED IN GOLDEN VALLEY...BILLINGS AND DUNN COUNTIES OF
WESTERN NORTH DAKOTA.

WEATHER CONDITIONS ARE FAVORABLE FOR THE FORMATION OF SEVERE
THUNDERSTORMS IN WESTERN AND CENTRAL NORTH DAKOTA THIS EVENING AND
EARLY TONIGHT. PERSONS IN WESTERN AND CENTRAL NORTH DAKOTA SHOULD BE
ALERT FOR THUNDERSTORM DEVELOPMENT AND TAKE COVER IF THREATENING
WEATHER IS SIGHTED.

...TORNADO WATCH IN EFFECT UNTIL 11 PM FOR THE WESTERN HALF OF NORTH
DAKOTA...
VAN ESS
Special weather statement, Jun 28, 4:47 PM CDT, 2 hours 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
447 PM CDT WED JUN 28 1989

...A TORNADO WATCH IN EFFECT FOR WESTERN NORTH DAKOTA UNTIL 11 PM CDT
   THIS EVENING...

A TORNADO WATCH HAS BEEN ISSUED FOR WESTERN NORTH DAKOTA UNTIL 11 PM
CDT THIS WEDNESDAY EVENING.

AT 440 PM WEATHER RADARS SHOWED A BAND OF VERY STRONG THUNDERSTORMS
IN WESTERN NORTH DAKTA EXTENDING FROM THE BADLANDS TO THE EASTERN
END OF LAKE SAKAKAWEA.

AT 442 PM CDT...GOLF BALL SIZE HAIL WAS REPORTED MEDORA...ABOUT
35 MILES WEST OF DICKINSON.

WEATHER RADARS SHOWED ALL OF THESE STRONG THUNDERSTORMS MOVING NORTH
NORTHEAST 30 TO 40 MPH.
LM
Special weather statement, Jun 28, 6:01 PM CDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
600 PM CDT WED JUN 28 1989

...A TORNADO WATCH IS IN EFFECT FOR WESTERN NORTH DAKOTA UNTIL 11 PM CDT
   THIS EVENING...

A TORNADO WATCH HAS BEEN ISSUED FOR WESTERN NORTH DAKOTA UNTIL 11 PM
CDT THIS WEDNESDAY EVENING.

AT 545 PM WEATHER RADARS SHOWED AN AREA OF THUNDERSTORMS WITH HEAVY
RAIN AND HAIL IN WESTERN NORTH DAKOTA. THE THUNDERSTORMS WERE BETWEEN
DICKINSON...MINOT...WILLISTON...AND BISMARCK.

THE DEPUTY SHERIFF IN PICK CITY REPORTED ZERO VISIBILITY IN HEAVY
RAIN AT 545 PM...EGG SIZED HAIL WAS REPORTED NORTH OF KILDEER AT 540 PM
CDT.

WEATHER RADARS SHOWED ALL OF THESE STRONG THUNDERSTORMS MOVING NORTH
NORTHEAiST 30 TO 40 MPH.
TSW
Special weather statement, Jun 28, 7:00 PM CDT, 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLISTON ND
657 PM CDT WED JUN 1989

...A TORNADO WATCH IN EFFECT UNTIL 11 PM CDT...
...STRONG THUNDERSTORMS CONTINUING OVER WESTERN NORTH DAKOTA...

AT 650 PM CDT NATIONAL WEATHER SERVICE RADAR IN WILLISTON INDICATED
VERY STRONG THUNDERSTORMS IN WESTERN NORTH DAKOTA. STRONG THUNDERSTORMS
WERE DEVELOPING 20 MILES EAST OF WILLISTON  IN SOUTHEASTERN WILLIAMS
COUNTY. ANOTHER AREA OF STRONG THUNDERSTORMS WERE DEVELOPING 35 MILES
SOUTHEAST OF WILLISTON JUST SOUTH OF THE TOWN OF KEEN IN MCKENZIE
COUNTY. STRONG THUNDERSTORMS WERE ALSO LOCATED IN EXTREM NORTHWESTERN
BURKE COUNTY 10 MILES NORTH OF THE TOWN OF COLUMBUS OR 55 MILES
NORTHEAST OF WILLISTON.

THESE THUNDERSTORMS ARE MOVING TO THE NORTHEAST AT 35 TO 40 MILES AN
HOUR.

THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAIN...DEADLY
LIGHTNING...HAIL AND DAMAGING WINDS.

IF THREATHENING WEATHER APPROACHES YOUR AREA...SEEK SHELTER IMMEDIATLY.

RICHMOND

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 7:22 PM CDTSevere Thunderstorm WarningBISBurleigh, Morton53 min
Jun 28, 7:50 PM CDTSevere Thunderstorm WarningBISEmmons25 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1989Every severe thunderstorm warning in 1989

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.