Alert archive / North Dakota / Red Flag Warnings in 2007
Red Flag Warning 21, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at Nov 1, 2007, 2:51 AM MDT for 12 counties in North Dakota. It took effect at Nov 1, 2007, 12:00 PM 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
- Nov 1, 2007, 2:51 AM MDT (08:51 UTC)
- In effect from
- Nov 1, 2007, 12:00 PM MDT
- Expired
- Nov 1, 2007, 8:50 PM MDT
- In force
- 9 hr
- Issued by
- NWS Bismarck, ND
Counties Adams County, ND, Billings County, ND, Bowman County, ND, Dunn County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McKenzie County, ND, Morton County, ND, Sioux County, ND, Slope County, ND, Stark County, ND
The radar
The Bismarck radar (KBIS), 145 km from the middle of the area, began a volume at 08:52 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, 8.9 hours before the alert went out and 149 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
- 2799 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS83 KBIS 010851 RFWBIS RED FLAG WARNING NATIONAL WEATHER SERVICE BISMARCK ND 351 AM CDT THU NOV 1 2007 ...A RED FLAG WARNING IS IN EFFECT THIS AFTERNOON AND EARLY EVENING FOR PARTS OF WESTERN...SOUTHWESTERN...AND SOUTH CENTRAL NORTH DAKOTA DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... .A COLD FRONT WILL MOVE ACROSS THE STATE DURING THE DAY TODAY WITH WESTERLY WINDS OF 20 TO 30 MPH DEVELOPING BEHIND THE FRONT. THE WINDS WILL BE STRONGEST OVER WESTERN AND SOUTHWESTERN NORTH DAKOTA WHERE MINIMUM RELATIVE HUMIDITIES WILL RANGE BETWEEN 15 AND 25 PERCENT THIS AFTERNOON. GUSTY WEST WINDS BEHIND THE FRONT COMBINED WITH LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME RANGELAND FIRE DANGER INDICES WILL CREATE CRITICAL FIRE WEATHER BEHAVIOR THIS AFTERNOON AND EARLY EVENING. A RED FLAG WARNING HAS BEEN ISSUED. NDZ018-031>033-040-041-043-044-012130- /O.UPG.KBIS.FW.A.0014.071101T1800Z-071102T0000Z/ /O.NEW.KBIS.FW.W.0021.071101T1800Z-071102T0000Z/ DUNN-GOLDEN VALLEY-BILLINGS-STARK-SLOPE-HETTINGER-BOWMAN-ADAMS- 351 AM CDT THU NOV 1 2007 /251 AM MDT THU NOV 1 2007/ ...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES... THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A COLD FRONT WILL MOVE ACROSS THE STATE DURING THE DAY TODAY WITH WESTERLY WINDS OF 20 TO 30 MPH DEVELOPING BEHIND THE FRONT. THE WINDS WILL BE STRONGEST OVER WESTERN AND SOUTHWESTERN NORTH DAKOTA WHERE MINIMUM RELATIVE HUMIDITIES WILL RANGE BETWEEN 15 AND 25 PERCENT THIS AFTERNOON. GUSTY WEST WINDS BEHIND THE FRONT COMBINED WITH LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME RANGELAND FIRE DANGER INDICES WILL CREATE CRITICAL FIRE WEATHER BEHAVIOR THIS AFTERNOON AND EARLY EVENING. A RED FLAG WARNING HAS BEEN ISSUED. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ NDZ017-034-042-045-012130- /O.NEW.KBIS.FW.W.0021.071101T1800Z-071102T0000Z/ MCKENZIE-MORTON-GRANT-SIOUX- 351 AM CDT THU NOV 1 2007 /251 AM MDT THU NOV 1 2007/ ...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES... THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING. A COLD FRONT WILL MOVE ACROSS THE STATE DURING THE DAY TODAY WITH WESTERLY WINDS OF 20 TO 30 MPH DEVELOPING BEHIND THE FRONT. THE WINDS WILL BE STRONGEST OVER WESTERN AND SOUTHWESTERN NORTH DAKOTA WHERE MINIMUM RELATIVE HUMIDITIES WILL RANGE BETWEEN 15 AND 25 PERCENT THIS AFTERNOON. GUSTY WEST WINDS BEHIND THE FRONT COMBINED WITH LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME RANGELAND FIRE DANGER INDICES WILL CREATE CRITICAL FIRE WEATHER BEHAVIOR THIS AFTERNOON AND EARLY EVENING. A RED FLAG WARNING HAS BEEN ISSUED. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ KS
3 follow-up statements
000 WWUS83 KBIS 012048 RFWBIS RED FLAG WARNING NATIONAL WEATHER SERVICE BISMARCK ND 348 PM CDT THU NOV 1 2007 ...A RED FLAG WARNING REMAINS IN EFFECT FOR LATE THIS AFTERNOON AND EARLY EVENING FOR PARTS OF WESTERN...SOUTHWESTERN...AND SOUTH CENTRAL NORTH DAKOTA DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... .A COLD FRONT WAS LOCATED ACROSS CENTRAL NORTH DAKOTA AND WILL CONTINUE TO DRIFT EAST THIS EVENING. WESTERLY WINDS OF 15 TO 30 MPH WERE OCCURRING IN THE WARNED AREA AND WILL TAPER OFF BELOW WARNING CRITERIA AFTER 6 PM MDT. THE WINDS WERE THE STRONGEST OVER WESTERN AND SOUTHWESTERN NORTH DAKOTA WHERE MINIMUM RELATIVE HUMIDITIES WERE RANGING BETWEEN 15 AND 25 PERCENT THIS AFTERNOON. GUSTY WEST WINDS BEHIND THE FRONT COMBINED WITH LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME RANGELAND FIRE DANGER INDICES WILL CONTINUE TO CREATE CRITICAL FIRE WEATHER BEHAVIOR INTO THE EARLY EVENING. THUS...THE RED FLAG WARNING REMAINS IN EFFECT. NDZ017-018-031>034-040>045-020000- /O.CON.KBIS.FW.W.0021.000000T0000Z-071102T0000Z/ MCKENZIE-DUNN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER- GRANT-BOWMAN-ADAMS-SIOUX- 348 PM CDT THU NOV 1 2007 /248 PM MDT THU NOV 1 2007/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT /6 PM MDT/ THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT /6 PM MDT/ THIS EVENING. A COLD FRONT WAS LOCATED ACROSS CENTRAL NORTH DAKOTA AND WILL CONTINUE TO DRIFT EAST THIS EVENING. WESTERLY WINDS OF 15 TO 30 MPH WERE OCCURRING IN THE WARNED AREA AND WILL TAPER OFF BELOW WARNING CRITERIA AFTER 6 PM MDT. THE WINDS WERE THE STRONGEST OVER WESTERN AND SOUTHWESTERN NORTH DAKOTA WHERE MINIMUM RELATIVE HUMIDITIES WERE RANGING BETWEEN 15 AND 25 PERCENT THIS AFTERNOON. GUSTY WEST WINDS BEHIND THE FRONT COMBINED WITH LOW RELATIVE HUMIDITIES AND VERY HIGH TO EXTREME RANGELAND FIRE DANGER INDICES WILL CONTINUE TO CREATE CRITICAL FIRE WEATHER BEHAVIOR INTO THE EARLY EVENING. THUS...THE RED FLAG WARNING REMAINS IN EFFECT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ VJ
000 WWUS83 KBIS 012345 RFWBIS RED FLAG WARNING NATIONAL WEATHER SERVICE BISMARCK ND 645 PM CDT THU NOV 1 2007 ...A RED FLAG WARNING REMAINS IN EFFECT THROUGH 9 PM MDT THIS EVENING FOR PARTS OF WESTERN...SOUTHWESTERN...AND SOUTH CENTRAL NORTH DAKOTA DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... .A COLD FRONT LOCATED FROM NORTH CENTRAL THROUGH SOUTHWEST NORTH DAKOTA WILL CONTINUE TO PROGRESS EASTWARD THIS EVENING. BEHIND THE COLD FRONT...AN AREA OF SHOWERS HAD DEVELOPED OVER EASTERN MONTANA AND WILL MOVE INTO WESTERN NORTH DAKOTA BY 6 PM MDT. THERE IS VERY LITTLE MOISTURE REACHING THE GROUND WITH THESE SHOWERS...BUT THE SHOWERS HAVE BEEN PRODUCING STRONG WEST TO NORTHWEST WINDS...TO OVER 40 MPH AT TIMES. AS THESE SHOWERS MOVE INTO WESTERN NORTH DAKOTA OVER THE NEXT FEW HOURS....STRONG GUSTY WEST TO NORTHWEST WINDS TO 40 MPH WILL BE POSSIBLE OVER THE WARNING AREA...ESPECIALLY OVER WEST CENTRAL AND SOUTHWEST NORTH DAKOTA. HUMIDITIES ARE STILL LOW...IN THE LOWER TO MIDDLE 20S...SO CRITICAL FIRE WEATHER BEHAVIOR IS STILL A POSSIBILITY OVER THE NEXT FEW HOURS. THEREFORE THE RED FLAG WARNING HAS BEEN EXTENDED TO 9 PM MDT. NDZ017-018-031>034-040>045-020300- /O.EXT.KBIS.FW.W.0021.000000T0000Z-071102T0300Z/ MCKENZIE-DUNN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER- GRANT-BOWMAN-ADAMS-SIOUX- 645 PM CDT THU NOV 1 2007 /545 PM MDT THU NOV 1 2007/ ...RED FLAG WARNING NOW IN EFFECT UNTIL 10 PM CDT /9 PM MDT/ THIS EVENING... AN AREA OF SHOWERS MOVING INTO WESTERN NORTH DAKOTA WILL PRODUCE GUSTY WEST TO NORTHWEST WINDS OVER THE NEXT FEW HOURS. WIND GUSTS TO AROUND 40 MPH ARE POSSIBLE. THESE SHOWERS WERE VERY LIGHT AND LITTLE IF ANY PRECIPITATION WILL REACH THE GROUND. RELATIVE HUMIDITIES ARE STILL RANGING FROM 20 TO 30 PERCENT OVER THE WARNED AREA SO CRITICAL FIRE WEATHER BEHAVIOR CAN STILL BE ANTICIPATED THROUGH 9 PM MDT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ TWH
000 WWUS83 KBIS 020250 RFWBIS RED FLAG WARNING NATIONAL WEATHER SERVICE BISMARCK ND 950 PM CDT THU NOV 1 2007 NDZ017-018-031>034-040>045-020400- /O.CAN.KBIS.FW.W.0021.000000T0000Z-071102T0300Z/ MCKENZIE-DUNN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER- GRANT-BOWMAN-ADAMS-SIOUX- 950 PM CDT THU NOV 1 2007 /850 PM MDT THU NOV 1 2007/ ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BISMARCK HAS CANCELLED THE RED FLAG WARNING. ALTHOUGH WEST TO NORTHWEST WINDS OF 15 TO 30 MPH CAN BE EXPECTED FOR THE REMAINDER OF THE EVENING...HUMIDITIES HAVE RISEN ABOVE 30 PERCENT AND WILL CONTINUE TO RISE AS TEMPERATURES COOL. THEREFORE THE RED FLAG WARNING HAS BEEN CANCELLED. $$ TWH
Nearby
Red Flag Warnings in North Dakota, 2007Every red flag warning in 2007
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.