Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 75, NWS Bismarck, ND

July 10, 1997Bottineau County, Renville County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 10, 1997, 9:09 PM CDT for Bottineau County, Renville County, North Dakota. It was in force for 66 min. 3 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: Jul 10, 1997, 9:09 PM CDT (02:09 UTC)
Expired: Jul 10, 1997, 10:15 PM CDT
In force: 66 min
Issued by: NWS Bismarck, ND
Area: Whole counties

Counties Bottineau County, ND, Renville County, ND

The radar

The Minot AFB radar (KMBX), 49 km from the middle of the area, began a volume at 01:55 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

Time	Report	Where	Remark
Jul 10, 9:30 PM CDT	Thunderstorm Wind 70	Glenburn, ND	Numerous trees and outbuilding toppled. Also a grain bin was knocked over.
Jul 10, 9:35 PM CDT	Thunderstorm Wind 52	Lansford, ND
Jul 10, 9:45 PM CDT	Thunderstorm Wind 85	Tolley, ND	Strong winds toppled 85 thousand bushel grain bin. The bin had 4 thousand bushel in it at the time. Another grain bin with more grain in it was severely dented toward the top of the bin.

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.

Issued	Product	Office	Lasted
Jul 10, 7:45 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 2.2 hours before the alert went out and 225 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4434 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 1269 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 52 m²/s²
0-3 km storm-relative helicity: 176 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 110210 RRA
SVRBIS
NDC009-075-110315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
909 PM CDT THU JUL 10 1997
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL NORTH DAKOTA
 
   ...WESTERN BOTTINEAU COUNTY...RENVILLE COUNTY
 
AT 907 PM CDT WEATHER RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS
20 MILES NORTH OF MINOT MOVING NORTH NORTHEAST AT 20 MPH. TOWNS NEAR THE
PATH OF THESE STORMS INCLUDE LANSFORD..GLENBURN..MAXBASS..AND GRANO
 
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
 
LEBLANG

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

Local storm report, Jul 10, 9:00 PM CDT, 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
900 PM CDT THU JUL 10 1997

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

0509 PM    9 E BEACH                 ND   1.00 INCH HAIL
07/10/97   GOLDEN VALLEY                  COVERING THE GROUND LIKE
                                          A WINTER STORM

0538 PM    MEDORA                    ND   2.00 INCH HAIL
07/10/97   BILLINGS

0730 PM    3 SW FAIRFIELD            ND   58 MPH WIND GUST
07/10/97   BILLINGS                       DAMAGE TO CATTLE BARN AND
                                          TREES

0838 PM    7 S BEULAH                ND   65 MPH WIND GUST
07/10/97   MERCER

0845 PM    7 N MINOT                 ND   1.00 INCH HAIL
07/10/97   WARD                           AT MINOT AIRFORCE BASE

NOAH

Local storm report, Jul 10, 9:01 PM CDT, 8 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
900 PM CDT THU JUL 10 1997

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

0509 PM    9 E BEACH                 ND   1.00 INCH HAIL
07/10/97   GOLDEN VALLEY                  COVERING THE GROUND LIKE
                                          A WINTER STORM

0538 PM    MEDORA                    ND   2.00 INCH HAIL
07/10/97   BILLINGS

0730 PM    3 SW FAIRFIELD            ND   58 MPH WIND GUST
07/10/97   BILLINGS                       DAMAGE TO CATTLE BARN AND
                                          TREES

0838 PM    7 S BEULAH                ND   65 MPH WIND GUST
07/1b0/97   MERCER

0845 PM    7 N MINOT                 ND   1.00 INCH HAIL
07/10/97   WARD                           AT MINOT AIRFORCE BASE

NOAH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 10, 7:11 PM CDT	Severe Thunderstorm Warning	BIS	Dunn	64 min
Jul 10, 7:45 PM CDT	Severe Thunderstorm Warning	BIS	Burke, Mountrail	60 min
Jul 10, 8:00 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer	60 min
Jul 10, 8:25 PM CDT	Severe Thunderstorm Warning	BIS	Grant, Sioux	65 min
Jul 10, 8:41 PM CDT	Tornado Warning	BIS	Mercer	34 min
Jul 10, 8:51 PM CDT	Severe Thunderstorm Warning	BIS	Morton	54 min
Jul 10, 8:52 PM CDT	Severe Thunderstorm Warning	BIS	Mountrail, Ward	68 min
Jul 10, 9:15 PM CDT	Tornado Warning	BIS	Ward	30 min
Jul 10, 9:25 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Morton	65 min
Jul 10, 9:49 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau, McHenry	56 min
Jul 10, 9:51 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer	69 min
Jul 10, 9:57 PM CDT	Tornado Warning	BIS	McHenry	33 min
Jul 10, 10:10 PM CDT	Severe Thunderstorm Warning	BIS	Sioux	50 min
Jul 10, 10:50 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, Pierce	40 min
Jul 10, 10:50 PM CDT	Severe Thunderstorm Warning	BIS	Emmons	40 min
Jul 10, 11:29 PM CDT	Severe Thunderstorm Warning	BIS	Pierce, Rolette	46 min
Jul 11, 12:01 AM CDT	Severe Thunderstorm Warning	BIS	Stutsman	44 min
Jul 11, 4:31 PM CDT	Severe Thunderstorm Warning	BIS	Renville, Ward	44 min
Jul 11, 4:54 PM CDT	Severe Thunderstorm Warning	BIS	Burke	66 min
Jul 11, 6:23 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Oliver	67 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1997 Every 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.