Alert archive / North Dakota / Red Flag Warnings in 2021
Red Flag Warning 7, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at Apr 2, 2021, 2:48 AM MDT for 29 counties in North Dakota. It took effect at Apr 2, 2021, 12:00 PM MDT. It was in force for 7 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
- Apr 2, 2021, 2:48 AM MDT (08:48 UTC)
- In effect from
- Apr 2, 2021, 12:00 PM MDT
- Expired
- Apr 2, 2021, 7:00 PM MDT
- In force
- 7 hr
- Issued by
- NWS Bismarck, ND
All 29 counties
Adams County, ND, Billings County, ND, Bottineau County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, Logan County, ND, McHenry County, ND, McIntosh 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, Sioux County, ND, Slope County, ND, Stark County, ND, Stutsman County, ND, Ward County, ND, Wells County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 8.8 hours before the alert went out and 59 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3263 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 214 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
842 WWUS83 KBIS 020848 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 348 AM CDT Fri Apr 2 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING FOR MOST OF SOUTHWEST AND CENTRAL NORTH DAKOTA... .Critical fire weather conditions are expected this afternoon and early evening over most of southwest and central North Dakota due to a combination of low humidity and northwest winds gusting to 30 mph. NDZ003>005-010>013-018>023-025-032>037-040>047-050-022100- /O.NEW.KBIS.FW.W.0007.210402T1800Z-210403T0100Z/ Renville-Bottineau-Rolette-Mountrail-Ward-McHenry-Pierce-Dunn- Mercer-Oliver-McLean-Sheridan-Wells-Foster-Billings-Stark-Morton- Burleigh-Kidder-Stutsman-Slope-Hettinger-Grant-Bowman-Adams-Sioux- Emmons-Logan-McIntosh- 348 AM CDT Fri Apr 2 2021 /248 AM MDT Fri Apr 2 2021/ ...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST 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 1 PM CDT /noon MDT/ this afternoon to 8 PM CDT /7 PM MDT/ this evening. * WINDS...Northwest around 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Most of southwest 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. && $$ CJS
4 follow-up statements
199 WWUS83 KBIS 021412 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 912 AM CDT Fri Apr 2 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING FOR MOST OF SOUTHWEST AND CENTRAL NORTH DAKOTA... .Critical fire weather conditions are expected this afternoon and early evening over most of southwest and central North Dakota due to a combination of low humidity and northwest winds gusting to 30 mph. NDZ003>005-010>013-018>023-025-032>037-040>047-050-030100- /O.CON.KBIS.FW.W.0007.210402T1800Z-210403T0100Z/ Renville-Bottineau-Rolette-Mountrail-Ward-McHenry-Pierce-Dunn- Mercer-Oliver-McLean-Sheridan-Wells-Foster-Billings-Stark-Morton- Burleigh-Kidder-Stutsman-Slope-Hettinger-Grant-Bowman-Adams-Sioux- Emmons-Logan-McIntosh- 912 AM CDT Fri Apr 2 2021 /812 AM MDT Fri Apr 2 2021/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST AND CENTRAL NORTH DAKOTA... * WINDS...Northwest around 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Most of southwest and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ ZH
206 WWUS83 KBIS 021756 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 1256 PM CDT Fri Apr 2 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING FOR MOST OF SOUTHWEST AND CENTRAL NORTH DAKOTA... .Critical fire weather conditions are expected this afternoon and early evening over most of southwest and central North Dakota due to a combination of low humidity and northwest winds gusting to 30 mph. NDZ003>005-010>013-018>023-025-032>037-040>047-050-030100- /O.CON.KBIS.FW.W.0007.210402T1800Z-210403T0100Z/ Renville-Bottineau-Rolette-Mountrail-Ward-McHenry-Pierce-Dunn- Mercer-Oliver-McLean-Sheridan-Wells-Foster-Billings-Stark-Morton- Burleigh-Kidder-Stutsman-Slope-Hettinger-Grant-Bowman-Adams-Sioux- Emmons-Logan-McIntosh- 1256 PM CDT Fri Apr 2 2021 /1156 AM MDT Fri Apr 2 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST AND CENTRAL NORTH DAKOTA... * WINDS...Northwest around 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 8 percent. * AFFECTED AREA...Most of southwest 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. && $$ ZH
927 WWUS83 KBIS 021946 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 246 PM CDT Fri Apr 2 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING FOR MOST OF SOUTHWEST AND CENTRAL NORTH DAKOTA... .Critical fire weather conditions are expected this afternoon and early evening over most of southwest and central North Dakota due to a combination of low humidity and northwest winds gusting to 30 mph. NDZ003>005-010>013-018>023-025-032>037-040>047-050-030100- /O.CON.KBIS.FW.W.0007.000000T0000Z-210403T0100Z/ Renville-Bottineau-Rolette-Mountrail-Ward-McHenry-Pierce-Dunn- Mercer-Oliver-McLean-Sheridan-Wells-Foster-Billings-Stark-Morton- Burleigh-Kidder-Stutsman-Slope-Hettinger-Grant-Bowman-Adams-Sioux- Emmons-Logan-McIntosh- 246 PM CDT Fri Apr 2 2021 /146 PM MDT Fri Apr 2 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST AND CENTRAL NORTH DAKOTA... * WINDS...Northwest around 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 8 percent. * AFFECTED AREA...Most of southwest and central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ ZH
973 WWUS83 KBIS 030057 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 757 PM CDT Fri Apr 2 2021 ...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT... .Northwest winds have diminished under 20 mph early this evening. Relative humidity remains around 10 to 20 percent across much of western and central North Dakota, but will slowly rise through the evening. NDZ003>005-010>013-018>023-025-032>037-040>047-050-030200- /O.EXP.KBIS.FW.W.0007.000000T0000Z-210403T0100Z/ Renville-Bottineau-Rolette-Mountrail-Ward-McHenry-Pierce-Dunn- Mercer-Oliver-McLean-Sheridan-Wells-Foster-Billings-Stark-Morton- Burleigh-Kidder-Stutsman-Slope-Hettinger-Grant-Bowman-Adams-Sioux- Emmons-Logan-McIntosh- 757 PM CDT Fri Apr 2 2021 /657 PM MDT Fri Apr 2 2021/ ...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT /7 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST AND CENTRAL NORTH DAKOTA... Northwest winds have diminished under 20 mph early this evening. Relative humidity remains around 10 to 20 percent across much of western and central North Dakota, but will slowly rise through the evening. $$ Hollan
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.