Alert archive / North Dakota / Red Flag Warnings in 2021
Red Flag Warning 23, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at Aug 16, 2021, 2:07 AM MDT for 8 counties in North Dakota. It took effect at Aug 16, 2021, 11:00 AM MDT. It was in force for 11 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
- Aug 16, 2021, 2:07 AM MDT (08:07 UTC)
- In effect from
- Aug 16, 2021, 11:00 AM MDT
- Expired
- Aug 16, 2021, 9:51 PM MDT
- In force
- 11 hr
- Issued by
- NWS Bismarck, ND
Counties Billings County, ND, Burke County, ND, Divide County, ND, Dunn County, ND, Golden Valley County, ND, McKenzie County, ND, Mountrail County, ND, Williams County, ND
The radar
The Minot AFB radar (KMBX), 177 km from the middle of the area, began a volume at 08:07 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, 8.1 hours before the alert went out and 222 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
- 1216 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 2928 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
090 WWUS83 KBIS 160807 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 307 AM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING... .Critical fire weather conditions are expected over northwest and parts of southwest North Dakota today into this evening. Relative humidity values will drop to as low as 10 percent, with sustained westerly winds increasing to around 20 mph gusting up to 35 mph. Any fires that ignite will spread rapidly and become difficult to control or suppress. NDZ001-002-009-010-017-018-031-032-170200- /O.NEW.KBIS.FW.W.0023.210816T1700Z-210817T0200Z/ Divide-Burke-Williams-Mountrail-McKenzie-Dunn-Golden Valley- Billings- 307 AM CDT Mon Aug 16 2021 /207 AM MDT Mon Aug 16 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 NORTHWEST AND PARTS OF SOUTHWEST 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...Westerly around 20 mph with gusts to 35 mph. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Northwest and parts of southwest 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. && $$
6 follow-up statements
221 WWUS83 KBIS 161430 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 930 AM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING... .Critical fire weather conditions are expected over northwest and parts of southwest North Dakota today into this evening. Relative humidity values will drop to as low as 10 percent, with sustained westerly winds increasing to around 20 mph gusting up to 35 mph. Any fires that ignite will spread rapidly and become difficult to control or suppress. NDZ001-002-009-010-017-018-031-032-170200- /O.CON.KBIS.FW.W.0023.210816T1700Z-210817T0200Z/ Divide-Burke-Williams-Mountrail-McKenzie-Dunn-Golden Valley- Billings- 930 AM CDT Mon Aug 16 2021 /830 AM MDT Mon Aug 16 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...Westerly around 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Northwest and parts of southwest North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$
721 WWUS83 KBIS 161748 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 1248 PM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING... .Critical fire weather conditions are expected over northwest and parts of southwest North Dakota today into this evening. Relative humidity values will drop to as low as 10 percent, with sustained westerly winds increasing to around 20 mph gusting up to 25 mph. Any fires that ignite will spread rapidly and become difficult to control or suppress. NDZ001-002-009-010-017-018-031-032-170200- /O.CON.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ Divide-Burke-Williams-Mountrail-McKenzie-Dunn-Golden Valley- Billings- 1248 PM CDT Mon Aug 16 2021 /1148 AM MDT Mon Aug 16 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...Westerly around 20 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Northwest and parts of southwest 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. && $$
755 WWUS83 KBIS 161925 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 225 PM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING. FIRE WEATHER WATCH FOR SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA TUESDAY AFTERNOON THROUGH TUESDAY EVENING... .Critical fire weather conditions are expected over northwest and parts of southwest North Dakota today into this evening. Relative humidity values will drop to as low as 10 percent, with sustained westerly winds increasing to around 20 mph gusting up to 25 mph. Any fires that ignite will spread rapidly and become difficult to control or suppress. Critical fire weather conditions are possible over southwest and south central North Dakota Tuesday afternoon into Tuesday evening. Relative humidity values as low as 10 percent are possible with sustained southerly winds around 20 mph gusting up to 25 mph. NDZ018-031-032-170730- /O.NEW.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ /O.CON.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ Dunn-Golden Valley-Billings- 225 PM CDT Mon Aug 16 2021 /125 PM MDT Mon Aug 16 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... The National Weather Service in Bismarck has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Tuesday afternoon through Tuesday evening. A Red Flag Warning is still in effect through this evening. * WINDS...Westerly around 20 mph with gusts up to 25 mph today, becoming southerly around 20 with gusts up to 25 mph tomorrow. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Northwest and parts of southwest 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NDZ001-002-009-010-017-170200- /O.CON.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ Divide-Burke-Williams-Mountrail-McKenzie- 225 PM CDT Mon Aug 16 2021 /125 PM MDT Mon Aug 16 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...Westerly around 20 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Northwest and parts of southwest 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. && $$ NDZ019>022-033>035-040>046-170730- /O.NEW.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Mercer-Oliver-McLean-Sheridan-Stark-Morton-Burleigh-Slope- Hettinger-Grant-Bowman-Adams-Sioux-Emmons- 225 PM CDT Mon Aug 16 2021 /125 PM MDT Mon Aug 16 2021/ ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWESTERN AND SOUTH CENTRAL NORTH DAKOTA... The National Weather Service in Bismarck has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Tuesday afternoon through Tuesday evening. * WINDS...Southerly around 20 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Southwestern and south central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
226 WWUS83 KBIS 162333 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 633 PM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING. FIRE WEATHER WATCH FOR SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA TUESDAY AFTERNOON THROUGH TUESDAY EVENING... .Critical fire weather conditions are expected over northwest and parts of southwest North Dakota into this evening. Relative humidity values will drop to as low as 10 percent, with sustained westerly winds increasing to around 20 mph gusting up to 25 mph. Any fires that ignite will spread rapidly and become difficult to control or suppress. Critical fire weather conditions are possible over southwest and south central North Dakota Tuesday afternoon into Tuesday evening. Relative humidity values as low as 10 percent are possible with sustained southerly winds around 20 mph gusting up to 25 mph. NDZ018-031-032-171145- /O.CON.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Dunn-Golden Valley-Billings- 633 PM CDT Mon Aug 16 2021 /533 PM MDT Mon Aug 16 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...South 5 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 10 percent. * AFFECTED AREA...Northwest and parts of southwest 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NDZ001-002-009-010-017-170200- /O.CON.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ Divide-Burke-Williams-Mountrail-McKenzie- 633 PM CDT Mon Aug 16 2021 /533 PM MDT Mon Aug 16 2021/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...West 5 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 11 percent. * AFFECTED AREA...Northwest and parts of southwest North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. && $$ NDZ019>022-033>035-040>046-171145- /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Mercer-Oliver-McLean-Sheridan-Stark-Morton-Burleigh-Slope- Hettinger-Grant-Bowman-Adams-Sioux-Emmons- 633 PM CDT Mon Aug 16 2021 /533 PM MDT Mon Aug 16 2021/ ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWESTERN AND SOUTH CENTRAL NORTH DAKOTA... * WINDS...South 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 13 percent. * AFFECTED AREA...Southwestern and south central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
544 WWUS83 KBIS 170122 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 822 PM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING. FIRE WEATHER WATCH FOR SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA TUESDAY AFTERNOON THROUGH TUESDAY EVENING... .Critical fire weather conditions are expected over McKenzie, Golden Valley and Billings counties through 10 PM MDT. Relative humidities of 10 to 20 percent will continue through the evening hours. In addition, a line of showers is expected to move into this area around 8 PM MDT. Although little or no rain will reach the surface, the showers have produced wind gusts of 30 to 35 mph over eastern Montana. Winds to 35 mph are possible over these counties through 10 PM MDT, along with humidities under 20 percent. Although not likely, a couple lightning strikes are possible. Any fires that ignite will spread rapidly and become difficult to control or suppress. Critical fire weather conditions are possible over southwest and south central North Dakota Tuesday afternoon into Tuesday evening. Relative humidity values as low as 10 percent are possible with sustained southerly winds around 20 mph gusting up to 25 mph. NDZ018-171330- /O.CAN.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Dunn- 822 PM CDT Mon Aug 16 2021 /722 PM MDT Mon Aug 16 2021/ ...FIRE WEATHER WATCH REMAINS IN EFFECT THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...South 5 to 15 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Portions of western North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NDZ001-002-009-010-170230- /O.CAN.KBIS.FW.W.0023.000000T0000Z-210817T0200Z/ Divide-Burke-Williams-Mountrail- 822 PM CDT Mon Aug 16 2021 ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... The National Weather Service in Bismarck has cancelled the Red Flag Warning. Critical fire weather conditions have ended over the area. $$ NDZ031-032-171330- /O.EXT.KBIS.FW.W.0023.000000T0000Z-210817T0400Z/ /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Golden Valley-Billings- 722 PM MDT Mon Aug 16 2021 ...RED FLAG WARNING NOW IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...South 10 to 15 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 12 percent. * AFFECTED AREA...Golden Valley and Billings Counties. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... Burn bans may be in effect. Contact local authorities for details. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NDZ017-170400- /O.EXT.KBIS.FW.W.0023.000000T0000Z-210817T0400Z/ McKenzie- 822 PM CDT Mon Aug 16 2021 /722 PM MDT Mon Aug 16 2021/ ...RED FLAG WARNING NOW IN EFFECT UNTIL 11 PM CDT /10 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA... * WINDS...West 5 mph or less. * RELATIVE HUMIDITY...As low as 15 percent. * AFFECTED AREA...Mckenzie 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. && $$ NDZ019>022-033>035-040>046-171330- /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Mercer-Oliver-McLean-Sheridan-Stark-Morton-Burleigh-Slope- Hettinger-Grant-Bowman-Adams-Sioux-Emmons- 822 PM CDT Mon Aug 16 2021 /722 PM MDT Mon Aug 16 2021/ ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWESTERN AND SOUTH CENTRAL NORTH DAKOTA... * WINDS...South 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 13 percent. * AFFECTED AREA...Southwestern and south central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
978 WWUS83 KBIS 170351 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 1051 PM CDT Mon Aug 16 2021 ...RED FLAG WARNING FOR NORTHWEST AND PARTS OF SOUTHWEST NORTH DAKOTA TODAY INTO THIS EVENING. FIRE WEATHER WATCH FOR SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA TUESDAY AFTERNOON THROUGH TUESDAY EVENING... .Critical fire weather conditions are possible over southwest and south central North Dakota Tuesday afternoon into Tuesday evening. Relative humidity values as low as 10 percent are possible with sustained southerly winds around 20 mph gusting up to 25 mph. NDZ031-032-171600- /O.CAN.KBIS.FW.W.0023.000000T0000Z-210817T0400Z/ /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Golden Valley-Billings- 951 PM MDT Mon Aug 16 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWEST NORTH DAKOTA... ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR GOLDEN VALLEY AND BILLINGS COUNTIES... * WINDS TUESDAY...South 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY TUESDAY...As low as 12 percent. * AFFECTED AREA...Golden Valley and Billings Counties. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NDZ017-170500- /O.CAN.KBIS.FW.W.0023.000000T0000Z-210817T0400Z/ McKenzie- 1051 PM CDT Mon Aug 16 2021 /951 PM MDT Mon Aug 16 2021/ ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF NORTHWEST NORTH DAKOTA... The National Weather Service in Bismarck has cancelled the Red Flag Warning. Critical fire weather conditions have ended over the area. $$ NDZ018>022-033>035-040>046-171600- /O.CON.KBIS.FW.A.0014.210817T1700Z-210818T0200Z/ Dunn-Mercer-Oliver-McLean-Sheridan-Stark-Morton-Burleigh-Slope- Hettinger-Grant-Bowman-Adams-Sioux-Emmons- 1051 PM CDT Mon Aug 16 2021 /951 PM MDT Mon Aug 16 2021/ ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA... * WINDS...South 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 13 percent. * AFFECTED AREA...Southwestern and south central North Dakota. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 1:25 PM MDT | Fire Weather Watch | BIS | Adams, Billings, Bowman, Burleigh, Dunn, Emmons and 11 more | 14 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.