Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 79, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jul 10, 1997, 10:10 PM CDT for Sioux County, North Dakota. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 10, 1997, 10:10 PM CDT (03:10 UTC)
- Expired
- Jul 10, 1997, 11:00 PM CDT
- In force
- 50 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Sioux County, ND
The radar
The Bismarck radar (KBIS), 76 km from the middle of the area, began a volume at 03:11 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.
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, 3.2 hours before the alert went out and 78 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
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, 1 hour 10 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, 1 hour 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
07/1b0/97 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, 48 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.
NOAHLocal storm report, Jul 10, 10:09 PM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1010 PM CDT THU JUL 10 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0855 PM ZAP ND 0.75 INCH HAIL
07/10/97 MERCER REPORT FROM COOP OBSERVER
0930 PM GLENBURN ND 70 MPH WIND GUST
07/10/97 RENVILLE NUMEROUS TREES DOWN AND METAL
GRAIN BINS DOWN AT ELEVATOR
0935 PM 10 N MINOT ND 68 MPH WIND GUST
07/10/97 WARD AT AIR FORCE BASE...WIND
ESTIMATED...EQUIPMENT DAMAGE
0935 PM LANDSFORD ND 60 MPH WIND GUST
07/10/97 BOTTINEAU
NOAHLocal storm report, Jul 10, 10:10 PM CDT, 0 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1010 PM CDT THU JUL 10 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0855 PM ZAP ND 0.75 INCH HAIL
07/10/97 MERCER REPORT FROM COOP OBSERVER
0930 PM GLENBURN ND 70 MPH WIND GUST
07/10/97 RENVILLE NUMEROUS TREES DOWN AND METAL
GRAIN BINS DOWN AT ELEVATOR
0935 PM 10 N MINOT ND 68 MPH WIND GUST
07/10/97 WARD AT AIR FORCE BASE...WIND
ESTIMATED...EQUIPMENT DAMAGE
0935 PM LANDSFORD ND 60 MPH WIND GUST
07/10/97 BOTTINEAU
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, 9:25 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, 10:50 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.