Alert archive / North Dakota / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 21, NWS Bismarck, ND

July 6, 1988Benson County, Eddy County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 6, 1988, 6:36 PM CDT for Benson County, Eddy County, North Dakota. It was in force for 54 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
Jul 6, 1988, 6:36 PM CDT (23:36 UTC)
Expired
Jul 6, 1988, 7:30 PM CDT
In force
54 min
Issued by
NWS Bismarck, ND
Area
Whole counties

Counties Benson County, ND, Eddy 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
Jul 6, 6:45 PM CDTHail 1.75Benson, 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 172 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 1988-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1932 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 12:00Z on 1988-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -40 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
1932 J/kg
Mixed-layer CIN
-368 J/kg
Mixed-layer LCL
1652 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-40 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBIS 062336
SVRBIS
NDC005-027-070030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE BISMARCK ND
636 PM CDT WED JUL 6 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE NORTHEAST PART OF NORTH DAKOTA
      EASTERN BENSON...

   IN THE EAST CENTRAL PART OF NORTH DAKOTA
      NORTHERN EDDY...

INCLUDING THE CITIES OF SHEYENNE...OBERON...AND FT TOTTEN.

AT 635 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM BETWEEN OBERON
AND SHEYENNE ND OR 25 MILES SOUTHWEST OF DEVILS LAKE. THE STORM IS
MOVING TO THE NORTHEAST AT 25 MILES AN HOUR BUT IS ALSO DEVELOPING
SOUTHWEST...ALMOST STATIONARY OVER THE OBERON...SHEYENNE AREA.

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

THIS SLOW MOVING THUNDERSTORM MAY CAUSE FLOODING OF SMALL STREAMS
AND UNDERPASSES.

IF YOU ARE IN AN AREA THREATENED BY THE STORM...GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...AND HEAVY RAIN.

 KAS

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 6, 4:58 PM CDT, 1 hour 38 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
500 PM CDT WED JUL 6 1988

...SEVERE THUNDERSTORM WATCH ISSUED FOR A LARGE PORTION OF CENTRAL AND
EASTERN NORTH DAKOTA UNTIL 11 PM CDT TONIGHT...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR A LARGE PORTION OF
CENTRAL AND EASTERN NORTH DAKOTA UNTIL 11 PM CDT THIS WEDNESDAY NIGHT.

HOT..MOIST AIR OVER THE EASTERN TWO THIRDS OF NORTH DAKOTA COMBINED WITH
A SLOW MOVING LOW PRESSURE SYSTEM WILL TRIGGER SCATTERED THUNDERSTORMS
ACROSS NORTH DAKOTA TONIGHT. THE LOW PRESSURE SYSTEM WILL MOVE EASTWARD
FROM CENTRAL NORTH DAKOTA. THIS WILL CAUSE THE MORE INTENSE STORMS TO
DEVLOP OVER MUCH OF THE EAST HALF OF THE STATE. THEREFAORE...A SEVERE
THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 11 PM CDT TONIGHT.

PERSONS ACROSS THE EAST HALF OF NORTH DAKOTA SHOULD KEEP ALERT FOR
THUNDERSTORM DEVELOPMENT AND THE CHANCE OF SEVERE WEATHER.
KAS
Special weather statement, Jul 6, 5:29 PM CDT, 1 hour 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
530 PM CDT WED JUL 6 1988

...INTENSE THUNDERSTORMS DEVELOPING IN THE DEVILS LAKE AREA ONCE AGAIN..

AT 530 PM CDT THUNDERSTORMS WERE ONCE AGAIN DEVELOPING IN THE DEVILS
LAKE AREA. THE STRONGEST THUNDERSTORM WAS LOCATED SOUTHWEST OF DEVILS
LAKE...EAST OF THE CITY OF HAMBERG...IN NORTHEAST WELLS COUNTY. OTHER
THUNDERSTORMS STRETCH FROM THAT STORM CELL INTO WESTERN EDDY COUNTY AND
SOUTHERN BENSON COUNTY.

THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 40 MILES AN HOUR.
STORMS MOVING THAT FAST CAN EASILY PRODUCE WIND GUSTS IN EXCESS OF 60
MILES AN HOUR AS WELL AS DANGEROUS LIGHTNING...HEAVY RAIN AND SMALL
HAIL. REMEiMBER...MUCH OF CENTRAL AND EASTERN NORTH DAKOTA REMAINS UNDER
A SEVERE THUNDERSTORM WATCH. THESE STORMS CAN BECOME SEVERE AND SHOULD
BE WATCHED CAREFULLY.

KAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 7:20 PM CDTSevere Thunderstorm WarningBISMcIntosh25 min
Jul 5, 7:44 PM CDTSevere Thunderstorm WarningBISLogan31 min
Jul 5, 7:51 PM CDTSevere Thunderstorm WarningBISRamsey39 min
Jul 5, 11:18 PM CDTTornado WarningBISDivide27 min
Jul 6, 12:51 AM CDTSevere Thunderstorm WarningBISDivide54 min
Jul 6, 1:51 AM CDTSevere Thunderstorm WarningBISBurke, Divide69 min
Jul 6, 6:05 PM CDTSevere Thunderstorm WarningBISBenson25 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1988Every severe thunderstorm warning in 1988

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.