Alert archive / North Dakota / Red Flag Warnings in 2021
Red Flag Warning 20, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at Jun 6, 2021, 2:09 AM MDT for 25 counties in North Dakota. It took effect at Jun 6, 2021, 11:00 AM MDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 6, 2021, 2:09 AM MDT (08:09 UTC)
- In effect from
- Jun 6, 2021, 11:00 AM MDT
- Expired
- Jun 6, 2021, 8:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Bismarck, ND
All 25 counties
Billings County, ND, Bottineau County, ND, Burke County, ND, Burleigh County, ND, Divide County, ND, Dunn County, ND, Foster County, ND, Golden Valley County, ND, Kidder County, ND, McHenry County, ND, McKenzie County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Mountrail County, ND, Oliver County, ND, Pierce County, ND, Renville County, ND, Rolette County, ND, Sheridan County, ND, Stark County, ND, Stutsman County, ND, Ward County, ND, Wells County, ND, Williams County, ND
The radar
The Minot AFB radar (KMBX), 85 km from the middle of the area, began a volume at 08:08 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 00:00Z, 8.2 hours before the alert went out and 121 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
- 1639 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 3032 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
As transmitted.
638 WWUS83 KBIS 060809 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 309 AM CDT Sun Jun 6 2021 ...RED FLAG WARNING FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA THIS AFTERNOON AND EVENING... .Critical fire weather conditions are expected for much of western and central North Dakota this afternoon and evening. Gusty west to northwest winds will be sustained around 25 mph with gusts to 40 mph, as relative humidity values drop to around 20 percent. Any fires that ignite will spread rapidly and may become difficult to control or suppress. NDZ001>005-009>013-017>023-025-034>037-062015- /O.UPG.KBIS.FW.A.0012.210606T1700Z-210607T0200Z/ /O.NEW.KBIS.FW.W.0020.210606T1700Z-210607T0200Z/ Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-Ward- McHenry-Pierce-McKenzie-Dunn-Mercer-Oliver-McLean-Sheridan-Wells- Foster-Morton-Burleigh-Kidder-Stutsman- 309 AM CDT Sun Jun 6 2021 /209 AM MDT Sun Jun 6 2021/ ...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... The National Weather Service in Bismarck has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon CDT /11 AM MDT/ today to 9 PM CDT /8 PM MDT/ this evening. * WINDS...West to northwest around 25 mph with gusts to 40 mph. * RELATIVE HUMIDITY...Dropping to around 20 percent. * AFFECTED AREA...Most of western and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$
4 follow-up statements
149 WWUS83 KBIS 061322 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 822 AM CDT Sun Jun 6 2021 ...RED FLAG WARNING FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA THIS AFTERNOON AND EVENING... .Critical fire weather conditions are expected for much of western and central North Dakota this afternoon and evening. Gusty west to northwest winds will be sustained around 25 mph with gusts to 40 mph, as relative humidity values drop to around 20 percent. Any fires that ignite will spread rapidly and may become difficult to control or suppress. NDZ031>033-070130- /O.EXA.KBIS.FW.W.0020.210606T1700Z-210607T0200Z/ Golden Valley-Billings-Stark- 722 AM MDT Sun Jun 6 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... The National Weather Service in Bismarck has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 11 AM this morning to 8 PM MDT this evening. * WINDS...West to northwest around 25 mph with gusts to 40 mph. * RELATIVE HUMIDITY...Dropping to around 20 percent. * AFFECTED AREA...Most of western and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ NDZ001>005-009>013-017>023-025-034>037-070130- /O.CON.KBIS.FW.W.0020.210606T1700Z-210607T0200Z/ Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-Ward- McHenry-Pierce-McKenzie-Dunn-Mercer-Oliver-McLean-Sheridan-Wells- Foster-Morton-Burleigh-Kidder-Stutsman- 822 AM CDT Sun Jun 6 2021 /722 AM MDT Sun Jun 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... * WINDS...West to northwest around 25 mph with gusts to 40 mph. * RELATIVE HUMIDITY...Dropping to around 20 percent. * AFFECTED AREA...Most of western and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ EDWARDS
715 WWUS83 KBIS 061605 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 1105 AM CDT Sun Jun 6 2021 ...RED FLAG WARNING FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA THIS AFTERNOON AND EVENING... .Critical fire weather conditions are expected for much of western and central North Dakota this afternoon and evening. Gusty west to northwest winds will be sustained around 25 mph with gusts to 40 mph, as relative humidity values drop to around 20 percent. Any fires that ignite will spread rapidly and may become difficult to control or suppress. NDZ001>005-009>013-017>023-025-031>037-070200- /O.CON.KBIS.FW.W.0020.210606T1700Z-210607T0200Z/ Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-Ward- McHenry-Pierce-McKenzie-Dunn-Mercer-Oliver-McLean-Sheridan-Wells- Foster-Golden Valley-Billings-Stark-Morton-Burleigh-Kidder- Stutsman- 1105 AM CDT Sun Jun 6 2021 /1005 AM MDT Sun Jun 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... * WINDS...West to northwest around 25 mph with gusts to 40 mph. * RELATIVE HUMIDITY...Dropping to around 20 percent. * AFFECTED AREA...Most of western and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ EDWARDS
520 WWUS83 KBIS 062342 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 642 PM CDT Sun Jun 6 2021 ...RED FLAG WARNING FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA THIS AFTERNOON AND EVENING... .Critical fire weather conditions are expected for much of western and central North Dakota this afternoon and evening. Gusty west to northwest winds will be sustained around 25 mph with gusts to 40 mph, as relative humidity values drop to around 20 percent. Any fires that ignite will spread rapidly and may become difficult to control or suppress. NDZ001>005-009>013-017>023-025-031>037-070200- /O.CON.KBIS.FW.W.0020.000000T0000Z-210607T0200Z/ Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-Ward- McHenry-Pierce-McKenzie-Dunn-Mercer-Oliver-McLean-Sheridan-Wells- Foster-Golden Valley-Billings-Stark-Morton-Burleigh-Kidder- Stutsman- 642 PM CDT Sun Jun 6 2021 /542 PM MDT Sun Jun 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... * WINDS...West to northwest around 25 mph with gusts to 40 mph. * RELATIVE HUMIDITY...As low as 17 percent. * AFFECTED AREA...Most of western and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ MJ
971 WWUS83 KBIS 070153 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 853 PM CDT Sun Jun 6 2021 ...RED FLAG WARNING WILL EXPIRE AT 9 PM CDT /8 PM MDT/ THIS EVENING FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... .Winds are decreasing and relative humidity has increased this evening. Therefore, the Red Flag Warning will be allowed to expire at 9 PM CDT. NDZ001>005-009>013-017>023-025-031>037-070300- /O.EXP.KBIS.FW.W.0020.000000T0000Z-210607T0200Z/ Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-Ward- McHenry-Pierce-McKenzie-Dunn-Mercer-Oliver-McLean-Sheridan-Wells- Foster-Golden Valley-Billings-Stark-Morton-Burleigh-Kidder- Stutsman- 853 PM CDT Sun Jun 6 2021 /753 PM MDT Sun Jun 6 2021/ ...RED FLAG WARNING WILL EXPIRE AT 9 PM CDT /8 PM MDT/ THIS EVENING FOR MOST OF WESTERN AND CENTRAL NORTH DAKOTA... .Winds are decreasing and relative humidity has increased this evening. Therefore, the Red Flag Warning will be allowed to expire at 9 PM CDT. $$ MJ
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 8:25 PM MDT | Special Weather Statement | BIS | Billings, Bowman, Golden Valley, McKenzie, Slope, Williams | 50 min |
| Jun 5, 8:36 PM MDT | Severe Thunderstorm Warning | BIS | Bowman, Golden Valley, Slope | 39 min |
| Jun 5, 9:16 PM MDT | Special Weather Statement | BIS | Billings, Bowman, Golden Valley, McKenzie, Slope, Williams | 44 min |
| Jun 5, 9:58 PM MDT | Special Weather Statement | BIS | Billings, Dunn, Mountrail, Stark | 47 min |
| Jun 5, 10:08 PM MDT | Special Weather Statement | BIS | Slope | 37 min |
| Jun 5, 10:11 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Dunn, Stark | 37 min |
| Jun 5, 10:41 PM MDT | Special Weather Statement | BIS | Bowman | 34 min |
| Jun 5, 10:45 PM MDT | Special Weather Statement | BIS | McLean, Mercer, Morton, Oliver | 45 min |
| Jun 5, 10:50 PM MDT | Special Weather Statement | BIS | Stark | 40 min |
| Jun 5, 10:59 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Stark | 46 min |
| Jun 5, 11:10 PM MDT | Special Weather Statement | BIS | Slope | 35 min |
| Jun 5, 11:13 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Mercer, Oliver | 62 min |
| Jun 5, 11:35 PM MDT | Special Weather Statement | BIS | Slope | 25 min |
| Jun 5, 11:39 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer, Morton, Stark | 51 min |
| Jun 5, 11:43 PM MDT | Severe Thunderstorm Warning | BIS | Bottineau, McHenry, Renville, Ward | 47 min |
| Jun 6, 12:01 AM MDT | Special Weather Statement | BIS | Hettinger | 29 min |
| Jun 6, 12:27 AM MDT | Special Weather Statement | BIS | Stark | 33 min |
| Jun 6, 12:35 AM MDT | Special Weather Statement | BIS | McLean, Mercer, Sheridan | 40 min |
| Jun 6, 12:52 AM MDT | Severe Thunderstorm Warning | BIS | McHenry, Pierce, Sheridan, Wells | 38 min |
| Jun 6, 1:02 AM MDT | Special Weather Statement | BIS | Oliver | 28 min |
Nearby
Red Flag Warnings in North Dakota, 2021Every red flag warning in 2021
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.