Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 51, NWS Bismarck, ND

June 29, 1997Burleigh County, Morton County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 29, 1997, 2:06 AM CDT for Burleigh County, Morton County, North Dakota. It was in force for 69 min. 2 reports 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 29, 1997, 2:06 AM CDT (07:06 UTC)
Expired
Jun 29, 1997, 3:15 AM CDT
In force
69 min
Issued by
NWS Bismarck, ND
Area
Whole counties

Counties Burleigh County, ND, Morton County, ND

The radar

The Bismarck radar (KBIS), 12 km from the middle of the area, began a volume at 07:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 29, 2:20 AM CDTThunderstorm Wind 65Mandan, NDLarge tree knocked down. wind speed estimated.
Jun 29, 2:30 AM CDTThunderstorm Wind 52Bismarck, ND4 inch diameter branches down in northern Bismarck. wind speed estimated.

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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 28, 10:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 7.1 hours before the alert went out and 16 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 1997-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 547 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 1997-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
547 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
2546 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
25 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.

167 
WUUS1 KBIS 290708 RRA
SVRBIS
NDC015-059-290815-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
206 AM CDT SUN JUN 29 1997
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  315 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL NORTH DAKOTA
 
   ...SOUTHWESTERN BURLEIGH COUNTY...EASTERN MORTON COUNTY
 
AT 205 AM CDT A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM 28 MILES
WEST OF BISMARCK NEAR NEW SALEM TO 35 MILES SOUTHWEST OF BISMARCK
NEAR THE TOWN OF BREIEN.
 
THE LINE IS MOVING NORTHEAST AT 25 MPH.
 
THE LINE WILL MOVE THROUGH ST ANTHONY BY 220 AM CDT AND WILL BE IN THE
BISMARCK/MANDAN AREA BETWEEN 230 AND 240 AM.
 
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
TWH

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 29, 1:41 AM CDT, 25 minutes before
NDZ034-035-042-045-046-290730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  BISMARCK ND
135 AM CDT SUN JUN 29 1997

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR WESTERN NORTH
DAKOTA...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED THAT THE STORMS THAT
ROLLED THROUGH WESTERN NORTH DAKOTA HAVE WEAKENED OR MOVED EAST OUT OF
THE AREA. BECAUSE OF THIS THE SEVERE THUNDERSTORM WATCH THAT WAS IN
EFFECT UNTIL 4 AM CDT/3 AM MDT HAS BEEN CANCELLED. THUNDERSTORMS ARE
EXPECTED TO CONTINUE THROUGHOUT THE REMAINDER OF THE NIGHT...BUT ARE NOT
EXPECTED TO BECOME SEVERE. THEY MAY HOWEVER CONTAIN SMALL HAIL...STRONG
WINDS AND HEAVY RAIN.

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS
MOVING THROUGH NORTH CENTRAL NORTH DAKOTA. ONE STRONG THUNDERSTORM WAS
24 MILES NORTHWEST OF BOTTINEAU ON THE US/CANADIAN BORDER NORTH OF THE
TOWN OF WESTHOPE.

A SECOND STRONG THUNDERSTORM WAS 35 MILES SOUTHEAST OF BOTTINEAU NEAR
THE TOWN OF RUGBY IN PIERCE COUNTY.

BOTH OF THE STORMS WERE MOVING SOUTHEAST AT 10 TO 15 MPH.\

PERSONS ACROSS NORTHCENTRAL NORTH DAKOTA NEED TO KEEP ABREAST OF RAPIDLY
CHANGING WEATHER CONDITIONS. THESE STORMS MAY CONTAIN LARGE
HAIL...STRONG WINDS AND HEAVY RAIN.

...TORNADO WATCH IN EFFECT UNTIL 4 AM CDT...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS MOVING THROUGH SOUTHCENTRAL NORTH DAKOTA. THE LINE EXTENDS
FROM 37 MILES SOUTHWEST OF BISMARCK NEAR THE TOWN OF ALMONT SOUTH TO
WESTERN SIOUX COUNTY...55 MILES SOUTHWEST OF BISMARCK. THE LINE IS
MOVING NORTHEAST AT 15 TO 20 MPH.

PERSONS IN THE TOWNS OF ALMONT...LARK...RALEIGH AND SHEILhDS NEED TO BE
AWARE OF THESE STORMS. THEY ARE CAPABLE OF PRODUCING LARGE HAIL...STRONG
WINDS AND VERY HEAVY RAIN. 40 TO 50 MPH WINDS WERE REPORTED IN CARSON.

HINTZ
Special weather statement, Jun 29, 1:45 AM CDT, 21 minutes before
NDZ004-005-012-013-290730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  BISMARCK ND
145 AM CDT SUN JUN 29 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS
MOVING THROUGH NORTH CENTRAL NORTH DAKOTA. ONE STRONG THUNDERSTORM WAS
24 MILES NORTHWEST OF BOTTINEAU ON THE US/CANADIAN BORDER NORTH OF THE
TOWN OF WESTHOPE.

THE SECOND STRONG THUNDERSTORM WAS 35 MILES SOUTHEAST OF BOTTINEAU NEAR
THE TOWN OF RUGBY IN PIERCE COUNTY.

BOTH OF THE STORMS WERE MOVING SOUTHEAST AT 10 TO 15 MPH.

PERSONS ACROSS NORTH CENTRAL NORTH DAKOTA NEED TO KEEP ABREAST OF
RAPIDLY CHANGING WEATHER CONDITIONS. THESE STORMS MAY CONTAIN LARGE
HAIL...STRONG WINDS AND HEAVY RAIN.

HINTZ
Special weather statement, Jun 29, 1:45 AM CDT, 21 minutes before
NDZ004-005-012-013-290730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  BISMARCK ND
145 AM CDT SUN JUN 29 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS
MOVING THROUGH NORTH CENTRAL NORTH DAKOTA. ONE STRONG THUNDERSTORM WAS
24 MILES NORTHWEST OF BOTTINEAU ON THE US/CANADIAN BORDER NORTH OF THE
TOWN OF WESTHOPE.

THE SECOND STRONG THUNDERSTORM WAS 35 MILES SOUTHEAST OF BOTTINEAU NEAR
THE TOWN OF RUGBY IN PIERCE COUNTY.

BOTH OF THE STORMS WERE MOVING SOUTHEAST AT 10 TO 15 MPH.

PERSONS ACROSS NORTH CENTRAL NORTH DAKOTA NEED TO KEEP ABREAST OF
RAPIDLY CHANGING WEATHER CONDITIONS. THESE STORMS MAY CONTAIN LARGE
HAIL...STRONG WINDS AND HEAVY RAIN.

HINTZ
Special weather statement, Jun 29, 1:47 AM CDT, 19 minutes before
NDZ034-035-042-045-046-290730-

SPECIAL WEATHER STATEMENT  ...CORRECTED...
NATIONAL WEATHER SERVICE  BISMARCK ND
140 AM CDT SUN JUN 29 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS MOVING THROUGH SOUTHCENTRAL NORTH DAKOTA. THE LINE EXTENDS
FROM 37 MILES SOUTHWEST OF BISMARCK NEAR THE TOWN OF ALMONT SOUTH TO
WESTERN SIOUX COUNTY...55 MILES SOUTHWEST OF BISMARCK. THE LINE IS
MOVING NORTHEAST AT 15 TO 20 MPH.

PERSONS IN THE TOWNS OF ALMONT...LARK...RALEIGH AND SHEILDS NEED TO BE
AWARE OF THESE STORMS. THEY ARE CAPABLE OF PRODUCING LARGE HAIL...STRONG
WINDS AND VERY HEAVY RAIN. 40 TO 50 MPH WINDS WERE REPORTED IN CARSON.

HINTZ
Special weather statement, Jun 29, 1:51 AM CDT, 15 minutes before
NDZ004-005-012-013-290730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  BISMARCK ND
145 AM CDT SUN JUN 29 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT...
AT 130 AM CDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS
MOVING THROUGH NORTH CENTRAL NORTH DAKOTA. ONE STRONG THUNDERSTORM WAS
24 MILES NORTHWEST OF BOTTINEAU ON THE US/CANADIAN BORDER NORTH OF THE
TOWN OF WESTHOPE.

THE SECOND STRONG THUNDERSTORM WAS 35 MILES SOUTHEAST OF BOTTINEAU NEAR
THE TOWN OF RUGBY IN PIERCE COUNTY.

BOTH OF THE STORMS WERE MOVING SOUTHEAST AT 10 TO 15 MPH.

PERSONS ACROSS NORTH CENTRAL NORTH DAKOTA NEED TO KEEP ABREAST OF
RAPIDLY CHANGING WEATHER CONDITIONS. THESE STORMS MAY CONTAIN LARGE
HAIL...STRONG WINDS AND HEAVY RAIN.

HINTZ
Local storm report, Jun 29, 2:05 AM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
205 AM CDT SUN JUN 29 1997

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1006 PM    5 W ECKMAN                ND   TORNADO
06/28/97   BOTTINEAU                      REPORT BY SKYWARN
                                          SPOTTER. NO DAMAGE.

1115 PM    5 W BANTRY                ND   TORNADO
06/28/97   MCHENRY                        TORNADO IN A FIELD. NO
                                          DAMAGE.

1118 PM    DEERING                   ND   TORNADO
06/28/97   MCHENRY                        PUBLIC REPORT TORNADO
                                          TOUCHDOWN ON SKALENDA
                                          STREET. NO DAMAGE.

1125 PM    4 NE DEERING              ND   TORNADO
06/28/97   MCHENRY                        BARN DESTROYED.

1214 AM    DICKINSON                 ND   70 MPH WIND GUST
06/29/97   STARK                          KDIK ASOS AT AIRPORT.

0105 AM    2 N TOWNER                ND   1.00 INCH HAIL
06/29/97   MCHENRY

JP MARTIN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 9:32 PM CDTSevere Thunderstorm WarningBISBottineau43 min
Jun 28, 10:07 PM CDTTornado WarningBISBottineau, McHenry53 min
Jun 28, 11:06 PM CDTSevere Thunderstorm WarningBISMcHenry69 min
Jun 28, 11:17 PM CDTTornado WarningBISMcHenry28 min
Jun 28, 11:46 PM CDTTornado WarningBISMcHenry44 min
Jun 29, 12:16 AM CDTSevere Thunderstorm WarningBISStark59 min
Jun 29, 12:32 AM CDTSevere Thunderstorm WarningBISMcKenzie58 min
Jun 29, 12:33 AM CDTSevere Thunderstorm WarningBISMcHenry57 min
Jun 29, 4:45 PM CDTSevere Thunderstorm WarningBISWilliams60 min
Jun 29, 6:04 PM CDTSevere Thunderstorm WarningBISWilliams56 min
Jun 29, 6:56 PM CDTSevere Thunderstorm WarningBISWilliams64 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.