Alert archive / North Dakota / Tornado Watches in 2001
Tornado Watch 569
The Storm Prediction Center issued this tornado watch at Jul 17, 2001, 7:00 PM CDT for 18 counties in North Dakota. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 17, 2001, 7:00 PM CDT (00:00 UTC)
- Expired
- Jul 18, 2001, 12:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
Counties Barnes County, ND, Burleigh County, ND, Cass County, ND, Dickey County, ND, Emmons County, ND, Grant County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Sioux County, ND, Stutsman County, ND
The radar
The Bismarck radar (KBIS), 78 km from the middle of the area, began a volume at 00:01 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.
Warnings issued inside it
16 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:03 PM CDT | Tornado Warning | FGF | Ransom | 42 min |
| Jul 17, 7:27 PM CDT | Tornado Warning | FGF | Richland | 48 min |
| Jul 17, 7:32 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 28 min |
| Jul 17, 7:47 PM CDT | Severe Thunderstorm Warning | FGF | Ransom | 43 min |
| Jul 17, 8:10 PM CDT | Tornado Warning | FGF | Richland | 35 min |
| Jul 17, 8:13 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass | 47 min |
| Jul 17, 8:37 PM CDT | Severe Thunderstorm Warning | FGF | Ransom | 53 min |
| Jul 17, 8:42 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 48 min |
| Jul 17, 8:58 PM CDT | Severe Thunderstorm Warning | FGF | Cass | 32 min |
| Jul 17, 9:29 PM CDT | Severe Thunderstorm Warning | FGF | Ransom, Richland | 31 min |
| Jul 17, 9:38 PM CDT | Severe Thunderstorm Warning | FGF | Ransom | 37 min |
| Jul 17, 9:57 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 48 min |
| Jul 17, 10:05 PM CDT | Severe Thunderstorm Warning | FGF | Sargent | 40 min |
| Jul 17, 10:11 PM CDT | Severe Thunderstorm Warning | FGF | Ransom | 34 min |
| Jul 17, 10:40 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 35 min |
| Jul 17, 11:50 PM CDT | Severe Thunderstorm Warning | FGF | Barnes | 40 min |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 0.0 hours before the alert went out and 209 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
- 2561 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 2319 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 12.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Billings, Bowman, Burke, Divide, Golden Valley, McKenzie and 2 more | 5 hr |
| Jul 18, 4:00 PM CDT | Tornado Watch | SPC | Barnes, Benson, Cass, Cavalier, Dickey, Eddy and 19 more | 6 hr |
| Jul 18, 5:15 PM CDT | Severe Thunderstorm Watch | SPC | Divide, Golden Valley, McKenzie, Williams | 6 hr |
Nearby
Tornado Watches in North Dakota, 2001Every tornado watch in 2001
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.