Alert archive / North Dakota / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 196, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jul 17, 2020, 11:56 AM CDT for McKenzie County, Mountrail County, Ward County, North Dakota. It was in force for 64 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 17, 2020, 11:56 AM CDT (16:56 UTC)
- Expired
- Jul 17, 2020, 1:00 PM CDT
- In force
- 64 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties McKenzie County, ND, Mountrail County, ND, Ward County, ND
The radar
The Minot AFB radar (KMBX), 122 km from the middle of the area, began a volume at 16:58 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 nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 4.9 hours before the alert went out and 193 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
- 610 J/kg
- Mixed-layer CIN
- -328 J/kg
- Mixed-layer LCL
- 1524 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 264 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.1
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.
NWS Bismarck, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 17, 9:01 AM CDT, 2 hours 55 minutes earlier.
Area forecast discussion, Jul 17, 9:01 AM CDT, 2 hours 55 minutes before
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</html>Hazardous weather outlook, Jul 17, 9:07 AM CDT, 2 hours 49 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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The site you requested is temporarily down for maintenance or an unexpected outage.
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Please try again in a few minutes.
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</html>The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 3:26 AM CDT | Heat Advisory | BIS | Burleigh, Dickey, Emmons, Grant, Kidder, LaMoure and 3 more | 16 hr |
| Jul 17, 12:44 PM CDT | Special Weather Statement | BIS | Rolette | 46 min |
| Jul 17, 12:54 PM CDT | Special Weather Statement | BIS | Ward | 51 min |
| Jul 17, 1:04 PM CDT | Severe Thunderstorm Warning | BIS | Mountrail, Ward | 41 min |
| Jul 17, 1:08 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau, Rolette | 67 min |
| Jul 17, 1:17 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Ward | 58 min |
| Jul 17, 1:57 PM CDT | Special Weather Statement | BIS | Ward | 33 min |
| Jul 17, 2:03 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau, McHenry, Pierce, Rolette | 57 min |
| Jul 17, 2:06 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Ward | 54 min |
| Jul 17, 2:58 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Pierce | 47 min |
| Jul 17, 3:08 PM CDT | Special Weather Statement | BIS | Ward | 52 min |
| Jul 17, 3:42 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Pierce | 48 min |
| Jul 17, 4:10 PM CDT | Special Weather Statement | BIS | McHenry | 50 min |
| Jul 17, 4:48 PM CDT | Severe Thunderstorm Warning | BIS | McHenry | 57 min |
| Jul 17, 5:20 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, McLean, Sheridan, Ward | 25 min |
| Jul 17, 5:44 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, McLean, Pierce, Sheridan | 61 min |
| Jul 17, 6:01 PM CDT | Severe Thunderstorm Warning | BIS | McHenry, Pierce, Sheridan, Wells | 59 min |
| Jul 17, 6:04 PM CDT | Severe Thunderstorm Warning | BIS | Foster, Stutsman, Wells | 56 min |
| Jul 17, 6:24 PM CDT | Special Weather Statement | BIS | Burleigh | 21 min |
| Jul 17, 6:39 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Oliver | 66 min |
| Jul 17, 6:53 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Kidder, Sheridan, Wells | 67 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2020Every severe thunderstorm warning in 2020
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.