Alert archive / North Dakota / Red Flag Warnings in 2021
Red Flag Warning 2, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at Mar 6, 2021, 2:23 AM MST for 10 counties in North Dakota. It took effect at Mar 6, 2021, 11:00 AM MST. It was in force for 6 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
- Mar 6, 2021, 2:23 AM MST (09:23 UTC)
- In effect from
- Mar 6, 2021, 11:00 AM MST
- Expired
- Mar 6, 2021, 4:39 PM MST
- In force
- 6 hr
- Issued by
- NWS Bismarck, ND
Counties Adams County, ND, Billings County, ND, Bowman County, ND, Dunn County, ND, Golden Valley County, ND, Hettinger County, ND, McKenzie County, ND, Slope County, ND, Stark County, ND, Williams County, ND
The radar
The Bismarck radar (KBIS), 181 km from the middle of the area, began a volume at 09:26 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, 9.4 hours before the alert went out and 186 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
- 1512 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
395 WWUS83 KBIS 060923 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 323 AM CST Sat Mar 6 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING ACROSS MUCH OF WESTERN NORTH DAKOTA... .On Saturday, southerly winds around 25 mph with gusts to 40 mph are expected, along with relative humidity falling to near 15 percent by late afternoon. Combined with dry grasslands, this could result in Critical Fire Weather Conditions. NDZ019-020-034-042-045-061030- /O.CAN.KBIS.FW.A.0001.210306T1800Z-210307T0100Z/ Mercer-Oliver-Morton-Grant-Sioux- 323 AM CST Sat Mar 6 2021 /223 AM MST Sat Mar 6 2021/ ...FIRE WEATHER WATCH IS CANCELLED FOR MERCER, OLIVER, MORTON, GRANT, AND SIOUX COUNTIES... The National Weather Service in Bismarck has cancelled the Fire Weather Watch. Critical fire weather conditions are no longer expected over Mercer, Oliver, Morton, Grant, and Sioux counties this afternoon. However, near critical fire weather conditions are still likely. $$ NDZ017-018-031>033-040-041-043-044-062130- /O.UPG.KBIS.FW.A.0001.210306T1800Z-210307T0100Z/ /O.NEW.KBIS.FW.W.0002.210306T1800Z-210307T0100Z/ McKenzie-Dunn-Golden Valley-Billings-Stark-Slope-Hettinger-Bowman- Adams- 323 AM CST Sat Mar 6 2021 /223 AM MST Sat Mar 6 2021/ ...RED FLAG WARNING IN EFFECT FROM NOON CST /11 AM MST/ TODAY TO 7 PM CST /6 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... The National Weather Service in Bismarck has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon CST /11 AM MST/ today to 7 PM CST /6 PM MST/ this evening. The Fire Weather Watch is no longer in effect. * WINDS...Southeast 20 to 28 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Much of western and central North Dakota. * IMPACTS...Any fires that ignite could spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ NDZ009-062130- /O.NEW.KBIS.FW.W.0002.210306T1800Z-210307T0100Z/ Williams- 323 AM CST Sat Mar 6 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR WILLIAMS COUNTY... The National Weather Service in Bismarck has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon today to 7 PM CST this evening. * WINDS...Southeast 20 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 19 percent. * AFFECTED AREA...Williams county. * 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. && $$ ZH
6 follow-up statements
066 WWUS83 KBIS 060929 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 329 AM CST Sat Mar 6 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING ACROSS MUCH OF WESTERN NORTH DAKOTA... .For today, southerly winds around 25 mph with gusts to 45 mph are expected, along with relative humidity falling as low as 12 percent by late afternoon. Combined with dry grasslands, this will result in Critical Fire Weather conditions. NDZ009-017-018-031>033-040-041-043-044-062130- /O.CON.KBIS.FW.W.0002.210306T1800Z-210307T0100Z/ Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope- Hettinger-Bowman-Adams- 329 AM CST Sat Mar 6 2021 /229 AM MST Sat Mar 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CST /11 AM MST/ TODAY TO 7 PM CST /6 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... * WINDS...Southeast 20 to 28 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Much of western North Dakota. * IMPACTS...Any fires that ignite could spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ ZH
836 WWUS83 KBIS 061235 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 635 AM CST Sat Mar 6 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING ACROSS MUCH OF WESTERN NORTH DAKOTA... .For today, southerly winds around 25 mph with gusts to 45 mph are expected, along with relative humidity falling as low as 12 percent by late afternoon. Combined with dry grasslands, this will result in critical fire weather conditions. NDZ009-017-018-031>033-040-041-043-044-070045- /O.CON.KBIS.FW.W.0002.210306T1800Z-210307T0100Z/ Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope- Hettinger-Bowman-Adams- 635 AM CST Sat Mar 6 2021 /535 AM MST Sat Mar 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CST /11 AM MST/ TODAY TO 7 PM CST /6 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... * WINDS...Southeast 20 to 28 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Much of western North Dakota. * IMPACTS...Any fires that ignite could spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ ZH
817 WWUS83 KBIS 061516 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 916 AM CST Sat Mar 6 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING ACROSS MUCH OF WESTERN NORTH DAKOTA... .For today, southerly winds around 25 mph with gusts to 45 mph are expected, along with relative humidity falling as low as 12 percent by late afternoon. Combined with dry grasslands, this will result in critical fire weather conditions. NDZ009-017-018-031>033-040-041-043-044-070100- /O.CON.KBIS.FW.W.0002.210306T1800Z-210307T0100Z/ Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope- Hettinger-Bowman-Adams- 916 AM CST Sat Mar 6 2021 /816 AM MST Sat Mar 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CST / 11 AM MST/ TODAY TO 7 PM CST /6 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... * WINDS...Southeast 20 to 28 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Much of western North Dakota. * IMPACTS...Any fires that ignite could spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ MJ
608 WWUS83 KBIS 061807 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 1207 PM CST Sat Mar 6 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING ACROSS MUCH OF WESTERN NORTH DAKOTA... .For today, southerly winds around 25 mph with gusts to 45 mph are expected, along with relative humidity falling as low as 12 percent by late afternoon. Combined with dry grasslands, this will result in critical fire weather conditions. NDZ009-017-018-031>033-040-041-043-044-070100- /O.CON.KBIS.FW.W.0002.000000T0000Z-210307T0100Z/ Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope- Hettinger-Bowman-Adams- 1207 PM CST Sat Mar 6 2021 /1107 AM MST Sat Mar 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST /6 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... * WINDS...Southeast 20 to 28 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Much of western North Dakota. * IMPACTS...Any fires that ignite could spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ MJ
286 WWUS83 KBIS 062048 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 248 PM CST Sat Mar 6 2021 ...RED FLAG WARNING THIS AFTERNOON AND EARLY EVENING ACROSS MUCH OF WESTERN NORTH DAKOTA... .For today, southerly winds around 25 mph with gusts to 45 mph are expected, along with relative humidity falling as low as 16 percent by late afternoon. Combined with dry grasslands, this will result in critical fire weather conditions. NDZ009-017-018-031>033-040-041-043-044-070100- /O.CON.KBIS.FW.W.0002.000000T0000Z-210307T0100Z/ Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope- Hettinger-Bowman-Adams- 248 PM CST Sat Mar 6 2021 /148 PM MST Sat Mar 6 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST /6 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... * WINDS...Southeast 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 16 percent. * AFFECTED AREA...Much of western North Dakota. * IMPACTS...Any fires that ignite could spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ MJ
480 WWUS83 KBIS 062339 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 539 PM CST Sat Mar 6 2021 ...RED FLAG WARNING CANCELLED FOR WESTERN NORTH DAKOTA... .Extensive high cloud cover has kept afternoon temperatures lower and relative humidity higher than expected. With humidity values now beginning to rise, the Red Flag Warning has been cancelled. Southerly winds around 25 mph with gusts to 40 mph will continue this evening. A cold front will turn winds to the west as it passes through later tonight. NDZ009-017-018-031>033-040-041-043-044-070045- /O.CAN.KBIS.FW.W.0002.000000T0000Z-210307T0100Z/ Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope- Hettinger-Bowman-Adams- 539 PM CST Sat Mar 6 2021 /439 PM MST Sat Mar 6 2021/ ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR MUCH OF WESTERN NORTH DAKOTA... The National Weather Service in Bismarck has cancelled the Red Flag Warning. Relative humidity will begin to rise early this evening. Southerly winds will remain strong through the evening, becoming westerly later tonight. $$ Hollan
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 3:26 AM MST | Dense Fog Advisory | BIS | Adams, Bowman, Burleigh, Dickey, Dunn, Emmons and 10 more | 7 hr |
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.