Alert archive / North Dakota / Flash Flood Watches in 2020
Flash Flood Watch 2, NWS Bismarck, ND
NWS Bismarck, ND issued this flash flood watch at Jun 29, 2020, 1:43 PM MDT for 20 counties in North Dakota. It took effect at Jun 29, 2020, 6:00 PM MDT. It was in force for 26 hr.
The area
The counties it named.
The facts
- Issued
- Jun 29, 2020, 1:43 PM MDT (19:43 UTC)
- In effect from
- Jun 29, 2020, 6:00 PM MDT
- Expired
- Jun 30, 2020, 8:13 PM MDT
- In force
- 26 hr
- Issued by
- NWS Bismarck, ND
- Flood severity
- None
Counties Adams County, ND, Billings County, ND, Bottineau County, ND, Burke County, ND, Burleigh County, ND, Divide County, ND, Dunn County, ND, Emmons County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McHenry County, ND, McKenzie County, ND, Mercer County, ND, Mountrail County, ND, Oliver County, ND, Renville County, ND, Sheridan County, ND, Stark County, ND, Williams County, ND
The radar
The Bismarck radar (KBIS), 129 km from the middle of the area, began a volume at 19:45 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, 7.7 hours before the alert went out and 132 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
- 43 J/kg
- Mixed-layer CIN
- -458 J/kg
- Mixed-layer LCL
- 1633 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood watch 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 flash flood watch went out at Jun 29, 11:44 AM MDT, 1 hour 59 minutes earlier.
Area forecast discussion, Jun 29, 11:44 AM MDT, 1 hour 59 minutes before
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</html>Hazardous weather outlook, Jun 29, 11:44 AM MDT, 1 hour 59 minutes before
Hazardous Weather Outlook National Weather Service Bismarck ND 1244 PM CDT Mon Jun 29 2020 NDZ001-002-009-010-017-018-031>033-040-041-043-044-301745- Divide-Burke-Williams-Mountrail-McKenzie-Dunn-Golden Valley- Billings-Stark-Slope-Hettinger-Bowman-Adams- 1244 PM CDT Mon Jun 29 2020 /1144 AM MDT Mon Jun 29 2020/ This Hazardous Weather Outlook is for portions of northwest North Dakota and southwest North Dakota. .DAY ONE...This Afternoon and Tonight There is a chance of thunderstorms this afternoon and tonight. A few storms may be severe with very large hail up to golf ball size and damaging winds to 65 mph. A tornado or two will also be possible across northwestern North Dakota this afternoon through early this evening. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Chances for thunderstorms Tuesday through Wednesday and some could be severe and with heavy rain, but there remains uncertainty in the timing and location of the greatest risks. .SPOTTER INFORMATION STATEMENT... Weather spotters will not be needed tonight. NDZ011>013-019>023-025-034>037-042-045>048-050-051-301745- Ward-McHenry-Pierce-Mercer-Oliver-McLean-Sheridan-Wells-Foster- Morton-Burleigh-Kidder-Stutsman-Grant-Sioux-Emmons-Logan-La Moure- McIntosh-Dickey- 1244 PM CDT Mon Jun 29 2020 /1144 AM MDT Mon Jun 29 2020/ 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 Hot and humid conditions can be expected today, with heat index values ranging from 100 to 104 degrees. A heat advisory is in effect. See weather.gov/bis for more details. There is a chance of thunderstorms tonight across central North Dakota. A few storms may be severe with large hail and damaging winds. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Chances for thunderstorms Monday through Wednesday and some could be severe and with heavy rain, but there remains uncertainty in the timing and location of the greatest risks. .SPOTTER INFORMATION STATEMENT... Weather spotters will not be needed tonight. NDZ003>005-301745- Renville-Bottineau-Rolette- 1244 PM CDT Mon Jun 29 2020 This Hazardous Weather Outlook is for portions of north central North Dakota. .DAY ONE...This Afternoon and Tonight There is a chance of thunderstorms tonight across central North Dakota. A few storms may be severe with large hail and damaging winds. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Chances for thunderstorms Monday through Wednesday and some could be severe and with heavy rain, but there remains uncertainty in the timing and location of the greatest risks. .SPOTTER INFORMATION STATEMENT... Weather spotters will not be needed tonight.
In the hours before
Local storm report, Jun 29, 10:42 AM MDT, 3 hours 1 minute 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 |
|---|---|---|---|---|
| Jun 28, 6:04 PM MDT | Severe Thunderstorm Warning | BIS | Morton, Oliver | 56 min |
| Jun 28, 6:16 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Bowman | 59 min |
| Jun 28, 6:24 PM MDT | Severe Thunderstorm Warning | BIS | Renville, Ward | 66 min |
| Jun 28, 6:37 PM MDT | Severe Thunderstorm Warning | BIS | Bottineau | 38 min |
| Jun 28, 6:45 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Morton, Oliver | 60 min |
| Jun 28, 6:50 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Morton | 55 min |
| Jun 28, 6:52 PM MDT | Severe Thunderstorm Warning | BIS | Morton | 53 min |
| Jun 28, 7:13 PM MDT | Severe Thunderstorm Warning | BIS | Bottineau | 47 min |
| Jun 28, 7:37 PM MDT | Tornado Warning | BIS | Grant, Morton, Sioux | 23 min |
| Jun 28, 7:43 PM MDT | Severe Thunderstorm Warning | BIS | Morton, Sioux | 62 min |
| Jun 28, 8:11 PM MDT | Special Weather Statement | BIS | Bottineau | 34 min |
| Jun 28, 8:26 PM MDT | Severe Thunderstorm Warning | BIS | Sioux | 45 min |
| Jun 28, 8:53 PM MDT | Special Weather Statement | BIS | Burleigh | 37 min |
| Jun 28, 8:57 PM MDT | Special Weather Statement | BIS | Emmons | 48 min |
| Jun 28, 9:17 PM MDT | Special Weather Statement | BIS | Burleigh | 28 min |
| Jun 28, 9:34 PM MDT | Special Weather Statement | BIS | Emmons | 56 min |
| Jun 28, 10:28 PM MDT | Special Weather Statement | BIS | Kidder, Logan, McIntosh | 62 min |
| Jun 29, 12:25 AM MDT | Special Weather Statement | BIS | Dickey | 35 min |
| Jun 29, 3:39 AM MDT | Heat Advisory | BIS | Burleigh, Dickey, Emmons, Foster, Grant, Kidder and 10 more | 15 hr |
| Jun 29, 4:50 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Golden Valley, McKenzie | 55 min |
| Jun 29, 5:13 PM MDT | Special Weather Statement | BIS | Dunn | 17 min |
| Jun 29, 5:24 PM MDT | Severe Thunderstorm Warning | BIS | McKenzie | 51 min |
| Jun 29, 5:45 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Golden Valley, McKenzie | 30 min |
Nearby
Flash Flood Watches in North Dakota, 2020Every flash flood watch 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.