Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 120, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jul 24, 1997, 10:00 PM CDT for McHenry County, North Dakota. It was in force for 60 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 24, 1997, 10:00 PM CDT (03:00 UTC)
- Expired
- Jul 24, 1997, 11:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County McHenry County, ND
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 24, 5:45 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 3.0 hours before the alert went out and 163 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
- 2435 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 1524 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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
Special weather statement, Jul 24, 7:01 PM CDT, 2 hours 59 minutes before
NDZ004-250030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 701 PM CDT THU JUL 24 1997 ...A SEVERE THUNDERSTORM WARNING CONTINUES IN EFFECT FOR BOTTINEAU COUNTY UNTIL 730 PM CDT... AT 658 PM CDT WEATHER RADAR INDICATED A CLUSTER OF SEVERE STORMS CENTERED 45 MILES NORTHEAST OF MINOT NEAR THE TOWNS OF NEWBURG AND SOURIS. THE STORMS WERE MOVING EAST 25 MPH...AND TOWNS IN THEIR PATH INC DBOTTINEAU AND KRAMER.
Special weather statement, Jul 24, 7:02 PM CDT, 2 hours 58 minutes before
NDZ004-250030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 701 PM CDT THU JUL 24 1997 ...A SEVERE THUNDERSTORM WARNING CONTINUES IN EFFECT FOR BOTTINEAU COUNTY UNTIL 730 PM CDT... ^ AT 658 PM CDT WEATHER RADAR INDICATED A CLUSTER OF SEVERE STORMS CENTERED 45 MILES NORTHEAST OF MINOT NEAR THE TOWNS OF NEWBURG AND SOURIS. THE STORMS WERE MOVING EAST 25 MPH...AND TOWNS IN THEIR PATH INC DBOTTINEAU AND KRAMER.
Local storm report, Jul 24, 9:30 PM CDT, 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
930 PM CDT THU JUL 24 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0615 PM SOURIS ND 0.75 INCH HAIL
07/24/97 BOTTINEAU
0730 PM 5 NW DICKINSON ND 2.00 INCH HAIL
07/24/97 STARK
0749 PM SOUTH HEART ND 1.00 INCH HAIL
07/24/97 STARK
0753 PM SOUTH HEART ND 1.75 INCH HAIL
07/24/97 STARK WIND GUSTS ESTIMATED
AROUND 45 MPH
0808 PM 4 N RUGBY ND FUNNEL CLOUD-
07/24/97 PIERCE HIGHWAY PATROLMAN SPOTTED
A FUNNEL CLOUD THAT
LASTED FOR SEVERAL MINUTES
0812 PM WILLOW CITY ND 1.75 INCH HAIL
07/24/97 BOTTINEAU
0815 PM 4 S NEW HRADEC ND WIND DAMAGE
07/24/97 STARK 6 INCH DIAMTER TREE
BRANCHES DOWN
0848 PM 7 W BOWMAN ND 0.75 INCH HAIL
07/24/97 BOWMAN VERY BRIEF HAIL SHOWER
0857 PM TOWNER ND 1.75 INCH HAIL
07/24/97 MCHENRY
0857 PM 3 S DOUGLAS ND 1.75 INCH HAIL
07/24/97 MCLEAN DEPUTIES HAD TO USE FOUR
WHEEL DRIVE TO KEEP
VEHICLE ON ROAD. WIND
SPEEDS ESTIMATED AT OVER
60 MPH.
0847 PM 5 NW RUGBY ND 1.75 INCH HAIL
07/24/97 PIERCE
FRANSENLocal storm report, Jul 24, 9:33 PM CDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
930 PM CDT THU JUL 24 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0615 PM SOURIS ND 0.75 INCH HAIL
07/24/97 BOTTINEAU
0730 PM 5 NW DICKINSON ND 2.00 INCH HAIL
07/24/97 STARK
0749 PM SOUTH HEART ND 1.00 INCH HAIL
07/24/97 STARK
0753 PM SOUTH HEART ND 1.75 INCH HAIL
07/24/97 STARK WIND GUSTS ESTIMATED
AROUND 45 MPH
0808 PM 4 N RUGBY ND FUNNEL CLOUD-
07/24/97 PIERCE HIGHWAY PATROLMAN SPOTTED
A FUNNEL CLOUD THAT
LASTED FOR SEVERAL MINUTES
0812 PM WILLOW CITY ND 1.75 INCH HAIL
07/24/97 BOTTINEAU
0815 PM 4 S NEW HRADEC ND WIND DAMAGE
07/24/97 STARK 6 INCH DIAMTER TREE
BRANCHES DOWN
0848 PM 7 W BOWMAN ND 0.75 INCH HAIL
07/24/97 BOWMAN VERY BRIEF HAIL SHOWER
0857 PM TOWNER ND 1.75 INCH HAIL
07/24/97 MCHENRY
0857 PM 3 S DOUGLAS ND 1.75 INCH HAIL
07/24/97 MCLEAN DEPUTIES HAD TO USE FOUR
WHEEL DRIVE TO KEEP
VEHICLE ON ROAD. WIND
SPEEDS ESTIMATED AT OVER
60 MPH.
L
0847 PM 5 NW RUGBY ND 1.75 INCH HAIL
07/24/97 PIERCE
FRANSENThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 7:28 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau, Rolette | 62 min |
| Jul 24, 7:32 PM CDT | Severe Thunderstorm Warning | BIS | Stark | 58 min |
| Jul 24, 8:01 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Pierce | 59 min |
| Jul 24, 8:10 PM CDT | Tornado Warning | BIS | Pierce | 65 min |
| Jul 24, 8:25 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 65 min |
| Jul 24, 8:26 PM CDT | Severe Thunderstorm Warning | BIS | Rolette | 49 min |
| Jul 24, 9:03 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Pierce | 57 min |
| Jul 24, 9:42 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 63 min |
| Jul 25, 2:30 PM CDT | Severe Thunderstorm Warning | BIS | Kidder | 60 min |
| Jul 25, 2:34 PM CDT | Severe Thunderstorm Warning | BIS | Emmons | 56 min |
| Jul 25, 2:54 PM CDT | Tornado Warning | BIS | Renville, Ward | 51 min |
| Jul 25, 3:12 PM CDT | Tornado Warning | BIS | Bottineau | 63 min |
| Jul 25, 3:14 PM CDT | Severe Thunderstorm Warning | BIS | Logan, McIntosh | 61 min |
| Jul 25, 3:32 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 43 min |
| Jul 25, 3:49 PM CDT | Tornado Warning | BIS | McHenry, Ward | 51 min |
| Jul 25, 5:53 PM CDT | Severe Thunderstorm Warning | BIS | Dickey | 52 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.