Alert archive / North Dakota / Red Flag Warnings in 2012

Red Flag Warning 22, NWS Bismarck, ND

July 2, 2012Bowman County, Slope County, North Dakota

NWS Bismarck, ND issued this red flag warning at Jul 2, 2012, 1:59 PM MDT for Bowman County, Slope County, North Dakota. It took effect at Jul 3, 2012, 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
Jul 2, 2012, 1:59 PM MDT (19:59 UTC)
In effect from
Jul 3, 2012, 11:00 AM MDT
Expired
Jul 3, 2012, 8:00 PM MDT
In force
9 hr
Issued by
NWS Bismarck, ND

Counties Bowman County, ND, Slope County, ND

The radar

The Bismarck radar (KBIS), 216 km from the middle of the area, began a volume at 20:01 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 12:00Z, 8.0 hours before the alert went out and 220 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 12:00Z on 2012-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2397 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 12:00Z on 2012-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2397 J/kg
Mixed-layer CIN
-360 J/kg
Mixed-layer LCL
1384 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

868 
WWUS83 KBIS 021959
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
259 PM CDT MON JUL 2 2012

...RED FLAG WARNING FOR FAR SOUTHWEST NORTH DAKOTA TUESDAY
AFTERNOON AND EVENING...

.HIGH TEMPERATURES 90 TO 95 ARE EXPECTED ACROSS FAR SOUTHWEST
NORTH DAKOTA TUESDAY...WITH LATE AFTERNOON AND EARLY EVENING
RELATIVE HUMIDITY VALUES 20 TO 25 PERCENT. WINDS WILL BE FROM THE
SOUTHEAST AT 15 TO 25 MPH WITH GUSTS POSSIBLY TO 35 MPH. BELOW
NORMAL PRECIPITATION OVER THE PAST COUPLE WEEKS WILL LEAD TO
INCREASINGLY DRY 1 AND 10 HOUR FUELS...ENHANCING THE FIRE DANGER..

NDZ040-043-030400-
/O.NEW.KBIS.FW.W.0022.120703T1700Z-120704T0200Z/
SLOPE-BOWMAN-
159 PM MDT MON JUL 2 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT TUESDAY FOR
TEMPERATURES NEAR 95 DEGREES...RELATIVE HUMIDITY AROUND 20
PERCENT...AND GUSTY WINDS FOR SOUTHWEST NORTH DAKOTA...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR TEMPERATURES NEAR 95 DEGREES...RELATIVE HUMIDITY
AROUND 20 PERCENT...AND GUSTY WINDS...WHICH IS IN EFFECT FROM 11
AM TO 8 PM MDT TUESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 040 SLOPE AND FIRE WEATHER 
  ZONE 043 BOWMAN.

* WINDS...SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...LATE MORNING...AFTERNOON AND EVENING TUESDAY.

* LATE AFTERNOON AND EARLY EVENING RELATIVE HUMIDITY...AS LOW AS
  20 PERCENT. HIGH TEMPERATURES 90 TO 95 DEGREES. 

* LIGHTNING...SCATTERED LATE AFTERNOON AND EVENING THUNDERSTORMS.

* IMPACTS INCLUDE POTENTIALLY CRITICAL FIRE WEATHER CONDITIONS
  ACROSS FAR SOUTHWEST NORTH DAKOTA LATE SUNDAY AFTERNOON AND
  EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
WAA
5 follow-up statements
496 
WWUS83 KBIS 030029
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
729 PM CDT MON JUL 2 2012

...RED FLAG WARNING FOR FAR SOUTHWEST NORTH DAKOTA TUESDAY
AFTERNOON AND EVENING...

.HIGH TEMPERATURES 90 TO 95 ARE EXPECTED ACROSS FAR SOUTHWEST
NORTH DAKOTA TUESDAY...WITH LATE AFTERNOON AND EARLY EVENING
RELATIVE HUMIDITY VALUES 20 TO 25 PERCENT. WINDS WILL BE FROM THE
SOUTHEAST AT 15 TO 25 MPH WITH GUSTS POSSIBLY TO 35 MPH. BELOW
NORMAL PRECIPITATION OVER THE PAST COUPLE WEEKS WILL LEAD TO
INCREASINGLY DRY 1 AND 10 HOUR FUELS...ENHANCING THE FIRE
DANGER.

NDZ040-043-030930-
/O.CON.KBIS.FW.W.0022.120703T1700Z-120704T0200Z/
SLOPE-BOWMAN-
629 PM MDT MON JUL 2 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM MDT
TUESDAY FOR TEMPERATURES NEAR 95 DEGREES...RELATIVE HUMIDITY
AROUND 20 PERCENT...AND GUSTY WINDS FOR SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 040 SLOPE AND FIRE WEATHER 
  ZONE 043 BOWMAN.

* WINDS...SOUTHEAST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...LATE MORNING...AFTERNOON AND EVENING TUESDAY.

* LATE AFTERNOON AND EARLY EVENING RELATIVE HUMIDITY...AS LOW AS 
  20 PERCENT. HIGH TEMPERATURES 90 TO 95 DEGREES. 

* LIGHTNING...SCATTERED LATE AFTERNOON AND EVENING THUNDERSTORMS.

* IMPACTS INCLUDE POTENTIALLY CRITICAL FIRE WEATHER CONDITIONS 
  ACROSS FAR SOUTHWEST NORTH DAKOTA LATE SUNDAY AFTERNOON AND 
  EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

NH
343 
WWUS83 KBIS 030854
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
354 AM CDT TUE JUL 3 2012

...RED FLAG WARNING CONTINUES FOR FAR SOUTHWEST NORTH DAKOTA
TUESDAY AFTERNOON THROUGH EARLY TUESDAY EVENING...

.VERY HIGH GRASSLAND FIRE DANGER INDICES ARE FORECAST IN SLOPE AND
BOWMAN COUNTIES TUESDAY ALONG WITH HIGH TEMPERATURES IN THE MID 90S.
THE COMBINATION OF DRY FUELS...HOT TEMPERATURES...MINIMUM RELATIVE
HUMIDITIES AROUND 25 PERCENT...AND SOUTHEAST WINDS OF 20 TO 30 MPH
WILL CREATE CRITICAL FIRE WEATHER BEHAVIOR TUESDAY AFTERNOON AND
EVENING. THUS A RED FLAG WARNING REMAINS IN EFFECT FOR SLOPE AND
BOWMAN COUNTIES TUESDAY AFTERNOON THROUGH EARLY TUESDAY EVENING.

NDZ040-043-031700-
/O.CON.KBIS.FW.W.0022.120703T1700Z-120704T0200Z/
SLOPE-BOWMAN-
254 AM MDT TUE JUL 3 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM MDT THIS EVENING FOR TEMPERATURES NEAR 95 DEGREES...RELATIVE
HUMIDITY AROUND 20 PERCENT...AND GUSTY WINDS FOR SOUTHWEST NORTH
DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 040 SLOPE AND FIRE WEATHER 
  ZONE 043 BOWMAN.

* WINDS...SOUTHEAST 20 TO 30 MPH.

* TIMING...LATE MORNING...AFTERNOON AND EVENING TUESDAY.

* LATE AFTERNOON AND EARLY EVENING RELATIVE HUMIDITY...AS LOW AS 
  25 PERCENT. HIGH TEMPERATURES IN THE MID 90S.

* LIGHTNING...SCATTERED LATE AFTERNOON AND EVENING THUNDERSTORMS.

* IMPACTS INCLUDE CRITICAL FIRE WEATHER CONDITIONS ACROSS FAR SOUTHWEST
  NORTH DAKOTA TUESDAY AFTERNOON AND EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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/WAA
248 
WWUS83 KBIS 031759
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1259 PM CDT TUE JUL 3 2012

...RED FLAG WARNING CONTINUES FOR FAR SOUTHWEST NORTH DAKOTA
TUESDAY AFTERNOON THROUGH EARLY TUESDAY EVENING...

.VERY HIGH GRASSLAND FIRE DANGER INDICES ARE FORECAST IN SLOPE
AND BOWMAN COUNTIES TUESDAY ALONG WITH HIGH TEMPERATURES IN THE
MID 90S. THE COMBINATION OF DRY FUELS...HOT TEMPERATURES...
MINIMUM RELATIVE HUMIDITIES AROUND 25 PERCENT...AND SOUTHEAST
WINDS OF 25 TO 35 MPH WILL CREATE CRITICAL FIRE WEATHER BEHAVIOR
TUESDAY AFTERNOON AND EVENING. THUS A RED FLAG WARNING REMAINS IN
EFFECT FOR SLOPE AND BOWMAN COUNTIES TUESDAY AFTERNOON THROUGH
EARLY TUESDAY EVENING.

NDZ040-043-040200-
/O.CON.KBIS.FW.W.0022.000000T0000Z-120704T0200Z/
SLOPE-BOWMAN-
1159 AM MDT TUE JUL 3 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR TEMPERATURES NEAR 95 DEGREES...RELATIVE HUMIDITY AROUND
20 PERCENT...AND GUSTY WINDS FOR SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 040 SLOPE AND FIRE WEATHER 
  ZONE 043 BOWMAN.

* WINDS...SOUTHEAST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...AFTERNOON AND EVENING TUESDAY.

* LATE AFTERNOON AND EARLY EVENING RELATIVE HUMIDITY...AS LOW AS 
  25 PERCENT. HIGH TEMPERATURES IN THE MID 90S. 

* LIGHTNING...SCATTERED EVENING THUNDERSTORMS.

* IMPACTS INCLUDE CRITICAL FIRE WEATHER CONDITIONS ACROSS FAR 
  SOUTHWEST NORTH DAKOTA TUESDAY AFTERNOON AND EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

WAA
658 
WWUS83 KBIS 032032
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
332 PM CDT TUE JUL 3 2012

...RED FLAG WARNING CONTINUES FOR FAR SOUTHWEST NORTH DAKOTA
TUESDAY AFTERNOON THROUGH EARLY TUESDAY EVENING...

.VERY HIGH GRASSLAND FIRE DANGER INDICES ARE FORECAST IN SLOPE
AND BOWMAN COUNTIES TUESDAY ALONG WITH HIGH TEMPERATURES IN THE
MID 90S. THE COMBINATION OF DRY FUELS...HOT TEMPERATURES...
MINIMUM RELATIVE HUMIDITIES AROUND 25 PERCENT...AND SOUTHEAST
WINDS OF 25 TO 35 MPH WILL CREATE CRITICAL FIRE WEATHER BEHAVIOR
TUESDAY AFTERNOON AND EVENING. THUS A RED FLAG WARNING REMAINS IN
EFFECT FOR SLOPE AND BOWMAN COUNTIES TUESDAY AFTERNOON THROUGH
EARLY TUESDAY EVENING.

NDZ040-043-040200-
/O.CON.KBIS.FW.W.0022.000000T0000Z-120704T0200Z/
SLOPE-BOWMAN-
232 PM MDT TUE JUL 3 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR TEMPERATURES NEAR 95 DEGREES...RELATIVE HUMIDITY AROUND
20 PERCENT...AND GUSTY WINDS FOR SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 040 SLOPE AND FIRE WEATHER 
  ZONE 043 BOWMAN.

* WINDS...SOUTHEAST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...AFTERNOON AND EVENING TUESDAY.

* LATE AFTERNOON AND EARLY EVENING RELATIVE HUMIDITY...AS LOW AS 
  25 PERCENT. HIGH TEMPERATURES IN THE MID 90S. 

* LIGHTNING...SCATTERED EVENING THUNDERSTORMS.

* IMPACTS INCLUDE CRITICAL FIRE WEATHER CONDITIONS ACROSS FAR 
  SOUTHWEST NORTH DAKOTA TUESDAY AFTERNOON AND EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

WAA
535 
WWUS83 KBIS 040207
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
907 PM CDT TUE JUL 3 2012

...RED FLAG WARNING HAS EXPIRED...

.WINDS HAVE DECREASED TO BELOW CRITICAL THRESHOLDS. IN ADDITION...
RELATIVE HUMIDITIES HAVE INCREASED TO ABOVE CRITICAL THRESHOLDS.
AS A RESULT...THE RED FLAG WARNING WAS ALLOWED TO EXPIRE.

NDZ040-043-040315-
/O.EXP.KBIS.FW.W.0022.000000T0000Z-120704T0200Z/
SLOPE-BOWMAN-
807 PM MDT TUE JUL 3 2012

...RED FLAG WARNING HAS EXPIRED FOR TEMPERATURES NEAR
95 DEGREES...RELATIVE HUMIDITY AROUND 20 PERCENT...AND GUSTY
WINDS FOR SOUTHWEST NORTH DAKOTA...

WINDS HAVE DECREASED TO BELOW CRITICAL THRESHOLDS. IN ADDITION...
RELATIVE HUMIDITIES HAVE INCREASED TO ABOVE CRITICAL THRESHOLDS.
AS A RESULT...THE RED FLAG WARNING WAS ALLOWED TO EXPIRE.

$$

TM

The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 1, 6:47 PM MDTSevere Thunderstorm WarningBISGolden Valley43 min
Jul 1, 7:11 PM MDTSevere Thunderstorm WarningBISBillings49 min
Jul 1, 7:33 PM MDTSevere Thunderstorm WarningBISBowman, Slope40 min
Jul 2, 1:10 AM MDTHeat AdvisoryBISDickey, LaMoure, McIntosh17 hr
Jul 2, 9:01 AM MDTSevere Thunderstorm WarningBISBottineau, McHenry, Pierce, Rolette59 min

Nearby

Red Flag Warnings in North Dakota, 2012Every red flag warning in 2012

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.