Alert archive / North Dakota / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 233, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Sep 20, 2019, 2:47 PM CDT for 4 counties in North Dakota. It was in force for 43 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
- Sep 20, 2019, 2:47 PM CDT (19:47 UTC)
- Expired
- Sep 20, 2019, 3:30 PM CDT
- In force
- 43 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 60.0 mph
Counties Bottineau County, ND, McHenry County, ND, Renville County, ND, Ward County, ND
The radar
The Minot AFB radar (KMBX), 25 km from the middle of the area, began a volume at 19:51 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 |
|---|---|---|---|
| Sep 20, 1:50 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 7.8 hours before the alert went out and 195 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
- 1602 J/kg
- Mixed-layer CIN
- -322 J/kg
- Mixed-layer LCL
- 1356 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 186 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Sep 20, 2:18 PM CDT, 29 minutes earlier.
Area forecast discussion, Sep 20, 2:18 PM CDT, 29 minutes before
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</html>Hazardous weather outlook, Sep 20, 2:37 PM CDT, 10 minutes before
Hazardous Weather Outlook National Weather Service Bismarck ND 237 PM CDT Fri Sep 20 2019 NDZ003>005-011>013-019>023-025-034>037-042-045>047-050-211945- Renville-Bottineau-Rolette-Ward-McHenry-Pierce-Mercer-Oliver- McLean-Sheridan-Wells-Foster-Morton-Burleigh-Kidder-Stutsman- Grant-Sioux-Emmons-Logan-McIntosh- 237 PM CDT Fri Sep 20 2019 /137 PM MDT Fri Sep 20 2019/ This Hazardous Weather Outlook is for portions of north central North Dakota, south central North Dakota, and southeast North Dakota. .DAY ONE...This Afternoon and Tonight Thunderstorms this afternoon and this evening. Some storms will be severe with large hail to the size of golf balls and damaging winds to 60 mph the main threats. An isolated tornado threat is also possible late this afternoon and evening. Additionally, heavy rainfall today and tonight may lead to localized flooding. .DAYS TWO THROUGH SEVEN...Saturday through Thursday There is a chance of thunderstorms Saturday morning through Saturday evening. Additional heavy rainfall may lead to localized flooding. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed. NDZ001-002-009-010-017-018-031>033-040-041-043-044-048-051-211945- Divide-Burke-Williams-Mountrail-McKenzie-Dunn-Golden Valley- Billings-Stark-Slope-Hettinger-Bowman-Adams-La Moure-Dickey- 237 PM CDT Fri Sep 20 2019 /137 PM MDT Fri Sep 20 2019/ This Hazardous Weather Outlook is for portions of northwest North Dakota, southeast North Dakota, and southwest North Dakota. .DAY ONE...This Afternoon and Tonight Thunderstorms are likely this afternoon west and tonight west and central. Some storms may be strong to severe, with large hail to the size of quarters and damaging winds to 60 mph the main threats. An isolated tornado threat is also possible late this afternoon and evening. Additionally, heavy rainfall today and tonight may lead to localized flooding. .DAYS TWO THROUGH SEVEN...Saturday through Thursday There is a chance of thunderstorms Saturday morning through Saturday evening. Additional heavy rainfall may lead to localized flooding. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed.
In the hours before
Special weather statement, Sep 20, 11:10 AM CDT, 3 hours 37 minutes before
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</html>Local storm report, Sep 20, 11:40 AM CDT, 3 hours 7 minutes before
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</html>Local storm report, Sep 20, 12:27 PM CDT, 2 hours 20 minutes before
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</html>Local storm report, Sep 20, 1:03 PM CDT, 1 hour 44 minutes before
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</html>Special weather statement, Sep 20, 1:25 PM CDT, 1 hour 22 minutes before
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</html>Local storm report, Sep 20, 2:33 PM CDT, 14 minutes before
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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 |
|---|---|---|---|---|
| Sep 19, 11:06 PM CDT | Special Weather Statement | BIS | Divide | 24 min |
| Sep 19, 11:27 PM CDT | Special Weather Statement | BIS | Divide | 33 min |
| Sep 20, 12:12 AM CDT | Special Weather Statement | BIS | Divide | 33 min |
| Sep 20, 12:26 AM CDT | Severe Thunderstorm Warning | BIS | Divide | 40 min |
| Sep 20, 11:10 AM CDT | Special Weather Statement | BIS | Mountrail | 20 min |
| Sep 20, 11:26 AM CDT | Severe Thunderstorm Warning | BIS | McKenzie, Mountrail | 64 min |
| Sep 20, 12:18 PM CDT | Severe Thunderstorm Warning | BIS | Mountrail, Ward | 43 min |
| Sep 20, 12:52 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau, Renville | 38 min |
| Sep 20, 1:23 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau | 43 min |
| Sep 20, 1:25 PM CDT | Special Weather Statement | BIS | Mercer | 20 min |
| Sep 20, 1:58 PM CDT | Severe Thunderstorm Warning | BIS | McLean, Ward | 62 min |
| Sep 20, 3:23 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton, Sioux | 67 min |
| Sep 20, 3:27 PM CDT | Severe Thunderstorm Warning | BIS | Bottineau | 63 min |
| Sep 20, 4:24 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh | 66 min |
| Sep 20, 4:35 PM CDT | Severe Thunderstorm Warning | BIS | Emmons | 55 min |
| Sep 20, 4:45 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Morton, Sioux | 47 min |
| Sep 20, 5:07 PM CDT | Severe Thunderstorm Warning | BIS | Sheridan | 52 min |
| Sep 20, 6:01 PM CDT | Special Weather Statement | BIS | Kidder, Wells | 29 min |
| Sep 20, 6:10 PM CDT | Areal Flood Advisory | BIS | Burleigh, Kidder, Sheridan, Wells | 3 hr |
| Sep 20, 6:33 PM CDT | Severe Thunderstorm Warning | BIS | Morton, Sioux | 42 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2019Every severe thunderstorm warning in 2019
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.