Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 76, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jul 10, 1997, 9:25 PM CDT for Burleigh County, Morton County, North Dakota. It was in force for 65 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 10, 1997, 9:25 PM CDT (02:25 UTC)
- Expired
- Jul 10, 1997, 10:30 PM CDT
- In force
- 65 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 02:25 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, 9:25 PM CDT | Thunderstorm Wind 60 | Mandan, ND | Tree fell on house, causing considerable roof and siding damage. |
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, 2.4 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBIS 110225 RRA SVRBIS NDC015-059-110330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BISMARCK ND 925 PM CDT THU JUL 10 1997 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL NORTH DAKOTA ...WESTERN BURLEIGH COUNTY...EASTERN MORTON COUNTY AT 920 PM CDT RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS THAT EXTENDS FROM 26 MILES WEST OF BISMARCK SOUTH OF THE TOWN OF CENTER TO 30 MILES SOUTHWEST OF BISMARCK NEAR THE TOWN OF FLASHER. THE LINE IS MOVING EAST AT 25 MPH. TOWNS IN THE PATH OF THIS LINE OF STORMS INCLUDE BISMARCK/MANDAN...HUFF ...ST ANTHONY AND SOLEN. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. HINTZ
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, 25 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
NOAHLocal storm report, Jul 10, 9:01 PM CDT, 24 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
NOAHLocal storm report, Jul 10, 9:22 PM CDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
922 PM CDT THU JUL 10 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0855 PM 5 NE HEBRON ND 58 MPH WIND GUST
07/10/97 MORTON TREE DAMAGE ALONG HIGHWAY
49
0902 PM 7 S BEULAH ND 85 MPH WIND GUST
07/10/97 MERCER ESTIMATED BY
PUBLIC...METAL STOP SIGN
BENT IN HALF
0910 PM 5 N MINOT ND TORNADO
07/10/97 WARD REPORT RECEIVED FROM
MINOT AIRFORCE
BASE...DEBRIS CLOUD SEEN.
NOAHThe 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, 9:09 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau, Renville | 66 min |
| Jul 10, 9:15 PM CDT | Tornado Warning | BIS | Ward | 30 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, 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.