Alert archive / North Dakota / Red Flag Warnings in 2012

Red Flag Warning 24, NWS Bismarck, ND

July 24, 20124 counties in North Dakota

NWS Bismarck, ND issued this red flag warning at Jul 24, 2012, 10:52 AM MDT for 4 counties in North Dakota. It took effect at Jul 25, 2012, 12:00 PM MDT. It was in force for 7 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 24, 2012, 10:52 AM MDT (16:52 UTC)
In effect from
Jul 25, 2012, 12:00 PM MDT
Expired
Jul 25, 2012, 7:24 PM MDT
In force
7 hr
Issued by
NWS Bismarck, ND

Counties Billings County, ND, Bowman County, ND, Golden Valley County, ND, Slope County, ND

The radar

The Bismarck radar (KBIS), 213 km from the middle of the area, began a volume at 16:53 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, 4.9 hours before the alert went out and 218 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 2012-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1014 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

753 
WWUS83 KBIS 241652
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1152 AM CDT TUE JUL 24 2012

...RED FLAG WARNING FOR PORTIONS OF SOUTHWEST NORTH DAKOTA
WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING...

.GUSTY NORTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED BEHIND A COLD
FRONT ALONG WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND 30
PERCENT IN PORTIONS OF SOUTHWEST NORTH DAKOTA. THE COMBINATION OF
THIS DRY AIR...GUSTY NORTHWEST WINDS...AND DRY FUELS WILL RESULT
IN EXPLOSIVE FIRE WEATHER GROWTH SHOULD ANY FIRES DEVELOP. THUS A
RED FLAG WARNING HAS BEEN ISSUED FROM WEDNESDAY AFTERNOON THROUGH
EARLY WEDNESDAY EVENING.

NDZ031-032-040-043-250100-
/O.NEW.KBIS.FW.W.0024.120725T1800Z-120726T0200Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
1052 AM MDT TUE JUL 24 2012

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT WEDNESDAY FOR
STRONG WINDS...LOW RELATIVE HUMIDITIES...AND DRY FUELS FOR
PORTIONS OF SOUTHWEST NORTH DAKOTA...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS...LOW RELATIVE HUMIDITIES...AND DRY FUELS
FOR PORTIONS OF SOUTHWEST NORTH DAKOTA WHICH IS IN EFFECT FROM
NOON TO 8 PM MDT WEDNESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 040 SLOPE AND 
  FIRE WEATHER ZONE 043 BOWMAN.

* WINDS...NORTHWEST 20 TO 30 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 24 PERCENT.

* TEMPERATURES...IN THE LOWER 80S.

* LIGHTNING...NONE

* IMPACTS...CRITICAL FIRE WEATHER BEHAVIOR WILL RESULT DUE TO
  STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS. 

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
5 follow-up statements
654 
WWUS83 KBIS 250155
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
855 PM CDT TUE JUL 24 2012

...RED FLAG WARNING FOR PORTIONS OF SOUTHWEST NORTH DAKOTA
WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING...

.GUSTY NORTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED BEHIND A COLD
FRONT ALONG WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND
30 PERCENT IN PORTIONS OF SOUTHWEST NORTH DAKOTA. THE COMBINATION
OF THIS DRY AIR...GUSTY NORTHWEST WINDS...AND DRY FUELS WILL
RESULT IN EXPLOSIVE FIRE WEATHER GROWTH SHOULD ANY FIRES DEVELOP.
THUS A RED FLAG WARNING HAS BEEN ISSUED FROM WEDNESDAY AFTERNOON
THROUGH EARLY WEDNESDAY EVENING.

NDZ031-032-040-043-251200-
/O.CON.KBIS.FW.W.0024.120725T1800Z-120726T0200Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
755 PM MDT TUE JUL 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR STRONG WINDS...LOW RELATIVE HUMIDITIES...AND DRY
FUELS FOR PORTIONS OF SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 040 SLOPE AND 
  FIRE WEATHER ZONE 043 BOWMAN.

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

* TIMING...WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 24 PERCENT.

* TEMPERATURES...IN THE LOWER 80S.

* LIGHTNING...NONE

* IMPACTS...CRITICAL FIRE WEATHER BEHAVIOR WILL RESULT DUE TO 
  STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS. 

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.

&&

$$

TM/KS
967 
WWUS83 KBIS 251002
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
ISSUED BY NATIONAL WEATHER SERVICE GRAND FORKS ND
502 AM CDT WED JUL 25 2012

...RED FLAG WARNING FOR PORTIONS OF SOUTHWEST NORTH DAKOTA
WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING...

.GUSTY NORTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED BEHIND A COLD
FRONT ALONG WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND
30 PERCENT IN PORTIONS OF SOUTHWEST NORTH DAKOTA. THE COMBINATION
OF THIS DRY AIR...GUSTY NORTHWEST WINDS...AND DRY FUELS WILL
RESULT IN EXPLOSIVE FIRE WEATHER GROWTH SHOULD ANY FIRES DEVELOP.
THUS A RED FLAG WARNING HAS BEEN ISSUED FROM WEDNESDAY AFTERNOON
THROUGH EARLY WEDNESDAY EVENING.

NDZ031-032-040-043-251815-
/O.CON.KBIS.FW.W.0024.120725T1800Z-120726T0200Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
402 AM MDT WED JUL 25 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR STRONG WINDS...LOW RELATIVE HUMIDITIES...AND DRY
FUELS FOR PORTIONS OF SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 040 SLOPE AND 
  FIRE WEATHER ZONE 043 BOWMAN.

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

* TIMING...WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 24 PERCENT.

* TEMPERATURES...IN THE LOWER 80S.

* LIGHTNING...NONE

* IMPACTS...CRITICAL FIRE WEATHER BEHAVIOR WILL RESULT DUE TO 
  STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS. 

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.

&&

$$
091 
WWUS83 KBIS 251757
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1257 PM CDT WED JUL 25 2012

...RED FLAG WARNING FOR PORTIONS OF SOUTHWEST NORTH DAKOTA
THIS AFTERNOON INTO EARLY EVENING...

.AT 11 AM MDT...NORTHWEST WINDS HAD INCREASED TO 15 TO 25 MPH OVER
WESTERN NORTH DAKOTA AND DRY AIR CONTINUED TO PUSH INTO THE STATE.
RELATIVE HUMIDITY VALUES HAD ALREADY LOWERED TO 30 TO 35 PERCENT
ACROSS SOUTHWESTERN NORTH DAKOTA WITH TEMPERATURES MAINLY 75 TO 80.

GUSTY NORTHWEST WINDS ARE EXPECTED TO INCREASE TO 20 TO 30 MPH
WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND 30 PERCENT IN
PORTIONS OF SOUTHWEST NORTH DAKOTA. THE COMBINATION OF THIS DRY
AIR...GUSTY NORTHWEST WINDS...AND DRY FUELS WILL RESULT IN
EXPLOSIVE FIRE WEATHER GROWTH SHOULD ANY FIRES DEVELOP. THUS A RED
FLAG WARNING IS IN EFFECT THIS AFTERNOON THROUGH EARLY EVENING.

NDZ031-032-040-043-260200-
/O.CON.KBIS.FW.W.0024.120725T1800Z-120726T0200Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
1157 AM MDT WED JUL 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR STRONG WINDS...LOW RELATIVE HUMIDITIES...AND DRY FUELS FOR
PORTIONS OF SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 040 SLOPE AND 
  FIRE WEATHER ZONE 043 BOWMAN.

* WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 24 PERCENT.

* TEMPERATURES...IN THE LOW TO MID 80S.

* LIGHTNING...NONE

* IMPACTS...CRITICAL FIRE WEATHER BEHAVIOR WILL RESULT DUE TO 
  STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS. 

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.

&&

$$

JV
312 
WWUS83 KBIS 252052
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
352 PM CDT WED JUL 25 2012

...RED FLAG WARNING FOR PORTIONS OF SOUTHWEST NORTH DAKOTA THIS
AFTERNOON INTO EARLY EVENING...

.AT MID AFTERNOON...NORTHWEST WINDS CONTINUED AT 15 TO 25 MPH
OVER WESTERN NORTH DAKOTA AND DRY AIR CONTINUED TO PUSH INTO THE
STATE. RELATIVE HUMIDITY VALUES WERE 25 TO 30 PERCENT ACROSS
SOUTHWESTERN NORTH DAKOTA WITH TEMPERATURES IN THE UPPER 70S TO
MID 80S.

GUSTY NORTHWEST WINDS ARE EXPECTED TO CONTINUE AT 15 TO 30 MPH
WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND 30 PERCENT IN
PORTIONS OF SOUTHWEST NORTH DAKOTA. THE COMBINATION OF THIS DRY
AIR...GUSTY NORTHWEST WINDS...AND DRY FUELS WILL RESULT IN
EXPLOSIVE FIRE WEATHER GROWTH SHOULD ANY FIRES DEVELOP. THUS A RED
FLAG WARNING CONTINUES THROUGH EARLY EVENING.

NDZ031-032-040-043-260200-
/O.CON.KBIS.FW.W.0024.000000T0000Z-120726T0200Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
252 PM MDT WED JUL 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR STRONG WINDS...LOW RELATIVE HUMIDITIES...AND DRY FUELS FOR
PORTIONS OF SOUTHWEST NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 040 SLOPE AND 
  FIRE WEATHER ZONE 043 BOWMAN.

* WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 24 PERCENT.

* TEMPERATURES...IN THE LOW TO MID 80S.

* LIGHTNING...NONE

* IMPACTS...CRITICAL FIRE WEATHER BEHAVIOR WILL RESULT DUE TO 
  STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS. 

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.

&&

$$

JV
171 
WWUS83 KBIS 260124
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
824 PM CDT WED JUL 25 2012

...RED FLAG WARNING CANCELLED FOR SOUTHWEST NORTH DAKOTA...

.THE RED FLAG WARNING HAS BEEN CANCELLED FOR SOUTHWEST NORTH
DAKOTA. WINDS HAVE DECREASED THIS EVENING WHILE RELATIVE HUMIDITY
HAS INCREASED. CRITICAL FIRE WEATHER CONDITIONS ARE NO LONGER
OCCURRING.

NDZ031-032-040-043-260230-
/O.CAN.KBIS.FW.W.0024.000000T0000Z-120726T0200Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
724 PM MDT WED JUL 25 2012

...RED FLAG WARNING IS CANCELLED FOR SOUTHWEST NORTH DAKOTA...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS CANCELLED THE RED
FLAG WARNING.

RELATIVE HUMIDITY HAS INCREASED THIS EVENING WHILE WINDS HAVE
DIMINISHED.

$$
SAVADEL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 5:40 PM MDTSevere Thunderstorm WarningBISGolden Valley36 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.