Alert archive / North Dakota / Red Flag Warnings in 2017
Red Flag Warning 4, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at Aug 19, 2017, 2:18 AM MDT for 7 counties in North Dakota. It took effect at Aug 19, 2017, 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
- Aug 19, 2017, 2:18 AM MDT (08:18 UTC)
- In effect from
- Aug 19, 2017, 11:00 AM MDT
- Expired
- Aug 19, 2017, 8:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Bismarck, ND
Counties Adams County, ND, Billings County, ND, Bowman County, ND, Golden Valley County, ND, Hettinger County, ND, Slope County, ND, Stark County, ND
The radar
The Bismarck radar (KBIS), 182 km from the middle of the area, began a volume at 08:20 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, 8.3 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
- 2215 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
445 WWUS83 KBIS 190818 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 318 AM CDT Sat Aug 19 2017 ...RED FLAG WARNING LATE SATURDAY MORNING THROUGH EARLY SATURDAY EVENING SOUTHWEST NORTH DAKOTA... .A cold front will move across northwestern North Dakota late this morning, then sweep southeast across central and southwestern North Dakota in the afternoon before reaching the James Valley Saturday evening. South to southwest winds ahead of the front will shift sharply to the northwest at 20 mph, with gusts to 30 mph. The cold frontal passage and associated wind shift and gusty winds, in combination with minimum relative humidities between 11 and 15 percent, high temperatures in the upper 80s to lower 90s, and dry fuels, will produce critical fire weather conditions from late Saturday morning through early Saturday evening in southwestern North Dakota. Thus, a Red Flag Warning has been issued. NDZ017-018-190930- /O.CAN.KBIS.FW.A.0004.170819T1700Z-170820T0200Z/ McKenzie-Dunn- 318 AM CDT Sat Aug 19 2017 /218 AM MDT Sat Aug 19 2017/ ...FIRE WEATHER WATCH IS CANCELLED FOR STRONG WINDS, LOW RELATIVE HUMIDITIES, AND DRY FUELS FOR FIRE WEATHER ZONES 017 AND 018... The National Weather Service in Bismarck has cancelled the Fire Weather Watch. $$ NDZ031>033-040-041-043-044-191630- /O.UPG.KBIS.FW.A.0004.170819T1700Z-170820T0200Z/ /O.NEW.KBIS.FW.W.0004.170819T1700Z-170820T0200Z/ Golden Valley-Billings-Stark-Slope-Hettinger-Bowman-Adams- 218 AM MDT Sat Aug 19 2017 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR STRONG WINDS, LOW RELATIVE HUMIDITIES, AND DRY FUELS... The National Weather Service in Bismarck has issued a Red Flag Warning, which is in effect from 11 AM this morning to 8 PM MDT this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Golden Valley, Billings, Stark, Slope, Hettinger, Bowman, and Adams Counties. * WIND...Northwest winds between 20 and 30 mph. * HUMIDITY...Minimum relative humidities of 11 to 15 percent. * TEMPERATURES...In the upper 80s to lower 90s. * IMPACTS...Any fires that develop could spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions will occur, which can contribute to extreme fire behavior. && $$ KS/WAA
4 follow-up statements
753 WWUS83 KBIS 191729 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 1229 PM CDT Sat Aug 19 2017 ...RED FLAG WARNING IN EFFECT THROUGH EARLY THIS EVENING SOUTHWEST NORTH DAKOTA... .A surface trough has already entered western North Dakota by noon central time, and a cold front will follow and move across northwestern North Dakota early this afternoon, then sweep southeast across central and southwestern North Dakota this afternoon before reaching the James Valley Saturday evening. South to southwest winds ahead of the front will shift sharply to the northwest at 20 mph, with gusts to 30 mph. The trough and cold frontal passage and associated wind shift and gusty winds, in combination with minimum relative humidities between 11 and 15 percent, high temperatures in the upper 80s to lower 90s, and dry fuels, will produce critical fire weather conditions through early this evening in southwestern North Dakota. Thus, a Red Flag Warning will continue. NDZ031>033-040-041-043-044-200200- /O.CON.KBIS.FW.W.0004.000000T0000Z-170820T0200Z/ Golden Valley-Billings-Stark-Slope-Hettinger-Bowman-Adams- 1129 AM MDT Sat Aug 19 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR STRONG WINDS, LOW RELATIVE HUMIDITIES, AND DRY FUELS... * AFFECTED AREA...Golden Valley, Billings, Stark, Slope, Hettinger, Bowman, and Adams Counties. * WIND...Northwest winds between 20 and 30 mph. * HUMIDITY...Minimum relative humidities of 11 to 15 percent. * TEMPERATURES...In the upper 80s to lower 90s. * IMPACTS...Any fires that develop could spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions will occur, which can contribute to extreme fire behavior. && $$ JV
670 WWUS83 KBIS 192043 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 343 PM CDT Sat Aug 19 2017 ...RED FLAG WARNING IN EFFECT THROUGH EARLY THIS EVENING SOUTHWEST NORTH DAKOTA... .A surface trough has already passed through western North Dakota by mid afternoon, and a trailing cold front had already entered northwestern North Dakota. This cold front will continue moving southeast across southwestern into central North Dakota this evening. West winds ahead of the cold front will shift sharply to the northwest at 20 mph, with gusts to 30 mph. The trough and cold frontal passage and associated wind shift and gusty winds, in combination with minimum relative humidities between 15 and 20 percent, high temperatures in the upper 80s to lower 90s, and dry fuels, will produce critical fire weather conditions through early this evening in southwestern North Dakota. Thus, a Red Flag Warning will continue. NDZ031>033-040-041-043-044-200200- /O.CON.KBIS.FW.W.0004.000000T0000Z-170820T0200Z/ Golden Valley-Billings-Stark-Slope-Hettinger-Bowman-Adams- 243 PM MDT Sat Aug 19 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR STRONG WINDS, LOW RELATIVE HUMIDITIES, AND DRY FUELS... * AFFECTED AREA...Golden Valley, Billings, Stark, Slope, Hettinger, Bowman, and Adams Counties. * WIND...Northwest winds between 20 and 30 mph. * HUMIDITY...Minimum relative humidities of 15 to 20 percent. * TEMPERATURES...In the upper 80s to lower 90s. * IMPACTS...Any fires that develop could spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions will occur, which can contribute to extreme fire behavior. && $$ JV
266 WWUS83 KBIS 192340 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 640 PM CDT Sat Aug 19 2017 ...RED FLAG WARNING IN EFFECT THROUGH EARLY THIS EVENING FOR SOUTHWEST NORTH DAKOTA... .Critical fire weather conditions will continue across southwest North Dakota this evening behind a cold front. Northwest winds sustained to 20 mph with gusts to 30 mph, relative humidity as low as 15 percent, and temperatures in the 80s will continue to support rapid fire spread. NDZ031>033-040-041-043-044-200200- /O.CON.KBIS.FW.W.0004.000000T0000Z-170820T0200Z/ Golden Valley-Billings-Stark-Slope-Hettinger-Bowman-Adams- 540 PM MDT Sat Aug 19 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR STRONG WINDS, LOW RELATIVE HUMIDITIES, AND DRY FUELS... * AFFECTED AREA...Golden Valley, Billings, Stark, Slope, Hettinger, Bowman, and Adams Counties. * WIND...Northwest winds between 20 and 30 mph. * HUMIDITY...Minimum relative humidities of 15 to 20 percent. * TEMPERATURES...In the 80s. * IMPACTS...Any fires that develop could spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions will occur, which can contribute to extreme fire behavior. && $$ PA
517 WWUS83 KBIS 200148 RFWBIS URGENT - FIRE WEATHER MESSAGE National Weather Service Bismarck ND 848 PM CDT Sat Aug 19 2017 ...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT... .Winds will continue to decrease and humidity rise, and the Red Flag Warning will expire on time at 8 pm MDT. NDZ031>033-040-041-043-044-200300- /O.EXP.KBIS.FW.W.0004.000000T0000Z-170820T0200Z/ Golden Valley-Billings-Stark-Slope-Hettinger-Bowman-Adams- 748 PM MDT Sat Aug 19 2017 ...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR STRONG WINDS, LOW RELATIVE HUMIDITIES, AND DRY FUELS... Winds will continue to decrease and humidity rise, and the Red Flag Warning will expire on time at 8 pm MDT. $$ PA
Nearby
Red Flag Warnings in North Dakota, 2017Every red flag warning in 2017
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.