Alert archive / North Dakota / Red Flag Warnings in 2012

Red Flag Warning 19, NWS Bismarck, ND

April 10, 201216 counties in North Dakota

NWS Bismarck, ND issued this red flag warning at Apr 10, 2012, 2:13 PM MDT for 16 counties in North Dakota. It took effect at Apr 11, 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
Apr 10, 2012, 2:13 PM MDT (20:13 UTC)
In effect from
Apr 11, 2012, 12:00 PM MDT
Expired
Apr 11, 2012, 6:51 PM MDT
In force
7 hr
Issued by
NWS Bismarck, ND

Counties Adams County, ND, Billings County, ND, Bowman County, ND, Divide County, ND, Dunn County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McKenzie County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Williams County, ND

The radar

The Bismarck radar (KBIS), 143 km from the middle of the area, began a volume at 20:19 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, 8.2 hours before the alert went out and 148 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 2012-04-10Temperature 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 2012-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -84 square meters per square second.1939587897117136Sfc1 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
1708 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
-84 m²/s²
0-3 km storm-relative helicity
70 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.

371 
WWUS83 KBIS 102013
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
313 PM CDT TUE APR 10 2012

...RED FLAG WARNING SOUTH AND WEST OF THE MISSOURI RIVER WEDNESDAY
AFTERNOON THROUGH EARLY WEDNESDAY EVENING...

.A RED FLAG WARNING IS IN EFFECT WEDNESDAY AFTERNOON AND EARLY
EVENING FOR AREAS SOUTH AND WEST OF THE MISSOURI RIVER. EXPECT A
STRONG SOUTHEAST WIND WEDNESDAY AFTERNOON...WITH SUSTAINED SPEEDS
TO 30 MPH AND GUSTS AROUND 45 MPH. THESE WINDS WILL COINCIDE WITH
MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND 28 PERCENT. THE
COMBINATION OF THE STRONG WINDS...LOW RELATIVE HUMIDITY...AND
CONTINUED DRY FUELS... WILL LEAD TO EXPLOSIVE FIRE GROWTH
POTENTIAL IF A FIRE SHOULD DEVELOP.

NDZ001-002-009>011-021-035-046-102115-
/O.CAN.KBIS.FW.A.0015.120411T1800Z-120412T0100Z/
DIVIDE-BURKE-WILLIAMS-MOUNTRAIL-WARD-MCLEAN-BURLEIGH-EMMONS-
313 PM CDT TUE APR 10 2012

...FIRE WEATHER WATCH FOR WEDNESDAY IS CANCELLED FOR AREAS FROM
WILLISTON AND MINOT...TO GARRISON AND LINTON...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS CANCELLED THE FIRE
WEATHER WATCH.

THE FIRE DANGER INDEX WILL BE IN THE VERY HIGH CATEGORY WEDNESDAY
AFTERNOON AND EARLY EVENING...DUE TO LOW RELATIVE HUMIDITY...DRY
FUELS...AND A BRISK SOUTHEAST WIND. HOWEVER...THE WIND IS NOT
EXPECTED TO BE STRONG ENOUGH TO WARRANT A RED FLAG WARNING.

$$

NDZ017>020-031>034-040>045-110415-
/O.UPG.KBIS.FW.A.0015.120411T1800Z-120412T0100Z/
/O.NEW.KBIS.FW.W.0019.120411T1800Z-120412T0100Z/
MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
313 PM CDT TUE APR 10 2012 /213 PM MDT TUE APR 10 2012/

...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 8 PM
CDT /7 PM MDT/ WEDNESDAY FOR STRONG WINDS...LOW RELATIVE
HUMIDITY...AND DRY VEGETATION...FOR AREAS SOUTH AND WEST OF THE
MISSOURI RIVER...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION...WHICH IS IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 8 PM
CDT /7 PM MDT/ WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN
EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 017 MCKENZIE...FIRE WEATHER 
  ZONE 018 DUNN...FIRE WEATHER ZONE 019 MERCER...FIRE WEATHER 
  ZONE 020 OLIVER...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 033 STARK...FIRE 
  WEATHER ZONE 034 MORTON...FIRE WEATHER ZONE 040 SLOPE...FIRE 
  WEATHER ZONE 041 HETTINGER...FIRE WEATHER ZONE 042 GRANT...
  FIRE WEATHER ZONE 043 BOWMAN...FIRE WEATHER ZONE 044 ADAMS AND 
  FIRE WEATHER ZONE 045 SIOUX.

* WINDS...SUSTAINED SOUTHEASTERLY WINDS 25 TO 30 MPH. GUSTS UP TO
  45 MPH IN THE SOUTHWEST.

* TIMING...WEDNESDAY AFTERNOON THROUGH EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TEMPERATURES...57 TO 63.

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH POSSIBLE 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/RK
6 follow-up statements
603 
WWUS83 KBIS 110237
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
937 PM CDT TUE APR 10 2012

...RED FLAG WARNING SOUTH AND WEST OF THE MISSOURI RIVER
WEDNESDAY AFTERNOON THROUGH EARLY WEDNESDAY EVENING...

.A RED FLAG WARNING IS IN EFFECT WEDNESDAY AFTERNOON AND EARLY
WEDNESDAY EVENING FOR AREAS SOUTH AND WEST OF THE MISSOURI RIVER.
EXPECT STRONG SOUTHEAST WINDS WEDNESDAY AFTERNOON...WITH SUSTAINED
SPEEDS OF 30 MPH AND GUSTS TO 45 MPH. THESE WINDS WILL COINCIDE
WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND 28 PERCENT. THE
COMBINATION OF THE STRONG WINDS...LOW RELATIVE HUMIDITY...AND
CONTINUED DRY FUELS... WILL LEAD TO EXPLOSIVE FIRE GROWTH
POTENTIAL IF A FIRE SHOULD DEVELOP.

NDZ017>020-031>034-040>045-111045-
/O.CON.KBIS.FW.W.0019.120411T1800Z-120412T0100Z/
MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
937 PM CDT TUE APR 10 2012 /837 PM MDT TUE APR 10 2012/

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ TO
8 PM CDT /7 PM MDT/ WEDNESDAY FOR STRONG WINDS...LOW RELATIVE
HUMIDITY...AND DRY VEGETATION...FOR AREAS SOUTH AND WEST OF THE
MISSOURI RIVER...

* AFFECTED AREA...FIRE WEATHER ZONE 017 MCKENZIE...FIRE WEATHER 
  ZONE 018 DUNN...FIRE WEATHER ZONE 019 MERCER...FIRE WEATHER 
  ZONE 020 OLIVER...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 033 STARK...FIRE 
  WEATHER ZONE 034 MORTON...FIRE WEATHER ZONE 040 SLOPE...FIRE 
  WEATHER ZONE 041 HETTINGER...FIRE WEATHER ZONE 042 GRANT...
  FIRE WEATHER ZONE 043 BOWMAN...FIRE WEATHER ZONE 044 ADAMS AND 
  FIRE WEATHER ZONE 045 SIOUX.

* WINDS...SUSTAINED SOUTHEAST WINDS 25 TO 30 MPH WITH GUSTS UP TO
  45 MPH.

* TIMING...WEDNESDAY AFTERNOON THROUGH EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TEMPERATURES...57 TO 63.

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH POSSIBLE 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.

&&

$$
TWH
169 
WWUS83 KBIS 110801
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
301 AM CDT WED APR 11 2012

...RED FLAG WARNING SOUTH AND WEST OF THE MISSOURI RIVER WEDNESDAY
AFTERNOON THROUGH EARLY WEDNESDAY EVENING...

.A RED FLAG WARNING IS IN EFFECT WEDNESDAY AFTERNOON AND EARLY
WEDNESDAY EVENING FOR AREAS SOUTH AND WEST OF THE MISSOURI RIVER.
EXPECT STRONG SOUTHEAST WINDS WEDNESDAY AFTERNOON...WITH
SUSTAINED SPEEDS OF 30 MPH AND GUSTS TO 45 MPH. THESE WINDS WILL
COINCIDE WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND
28 PERCENT. THE COMBINATION OF THE STRONG WINDS...LOW RELATIVE
HUMIDITY...AND CONTINUED DRY FUELS...WILL LEAD TO EXPLOSIVE FIRE
GROWTH IF A FIRE SHOULD DEVELOP.

NDZ017>020-031>034-040>045-111700-
/O.CON.KBIS.FW.W.0019.120411T1800Z-120412T0100Z/
MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
301 AM CDT WED APR 11 2012 /201 AM MDT WED APR 11 2012/

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/
THIS AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING FOR STRONG
WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION...FOR AREAS
SOUTH AND WEST OF THE MISSOURI RIVER...

* AFFECTED AREA...FIRE WEATHER ZONE 017 MCKENZIE...FIRE WEATHER 
  ZONE 018 DUNN...FIRE WEATHER ZONE 019 MERCER...FIRE WEATHER 
  ZONE 020 OLIVER...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 033 STARK...FIRE 
  WEATHER ZONE 034 MORTON...FIRE WEATHER ZONE 040 SLOPE...FIRE 
  WEATHER ZONE 041 HETTINGER...FIRE WEATHER ZONE 042 GRANT...
  FIRE WEATHER ZONE 043 BOWMAN...FIRE WEATHER ZONE 044 ADAMS AND 
  FIRE WEATHER ZONE 045 SIOUX.

* WINDS...SUSTAINED SOUTHEASTERLY WINDS 25 TO 30 MPH WITH GUSTS UP
  TO 45 MPH. 

* TIMING...WEDNESDAY AFTERNOON THROUGH EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TEMPERATURES...55 TO 65. 

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH 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.

&&

$$

RK/KS
024 
WWUS83 KBIS 111454
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
954 AM CDT WED APR 11 2012

...RED FLAG WARNING SOUTH AND WEST OF THE MISSOURI RIVER
WEDNESDAY AFTERNOON THROUGH EARLY WEDNESDAY EVENING...

.A RED FLAG WARNING IS IN EFFECT WEDNESDAY AFTERNOON AND EARLY
WEDNESDAY EVENING FOR AREAS SOUTH AND WEST OF THE MISSOURI RIVER.
EXPECT STRONG SOUTHEAST WINDS WEDNESDAY AFTERNOON...WITH
SUSTAINED SPEEDS OF 30 MPH AND GUSTS TO 45 MPH. THESE WINDS WILL
COINCIDE WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND
26 PERCENT. THE COMBINATION OF THE STRONG WINDS...LOW RELATIVE
HUMIDITY...AND CONTINUED DRY FUELS...WILL LEAD TO EXPLOSIVE FIRE
GROWTH IF A FIRE SHOULD DEVELOP.

NDZ017>020-031>034-040>045-112300-
/O.CON.KBIS.FW.W.0019.120411T1800Z-120412T0100Z/
MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
954 AM CDT WED APR 11 2012 /854 AM MDT WED APR 11 2012/

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/
THIS AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING FOR STRONG
WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION...FOR AREAS
SOUTH AND WEST OF THE MISSOURI RIVER...

* AFFECTED AREA...FIRE WEATHER ZONE 017 MCKENZIE...FIRE WEATHER 
  ZONE 018 DUNN...FIRE WEATHER ZONE 019 MERCER...FIRE WEATHER 
  ZONE 020 OLIVER...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 033 STARK...FIRE 
  WEATHER ZONE 034 MORTON...FIRE WEATHER ZONE 040 SLOPE...FIRE 
  WEATHER ZONE 041 HETTINGER...FIRE WEATHER ZONE 042 GRANT...
  FIRE WEATHER ZONE 043 BOWMAN...FIRE WEATHER ZONE 044 ADAMS AND 
  FIRE WEATHER ZONE 045 SIOUX.

* WINDS...SUSTAINED SOUTHEASTERLY WINDS 25 TO 30 MPH WITH GUSTS 
  UP TO 45 MPH. 

* TIMING...WEDNESDAY AFTERNOON THROUGH EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TEMPERATURES...55 TO 65.

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH 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/RK
109 
WWUS83 KBIS 111749
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1249 PM CDT WED APR 11 2012

...RED FLAG WARNING PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA THROUGH
EARLY WEDNESDAY EVENING...

.A RED FLAG WARNING IS IN EFFECT THROUGH EARLY WEDNESDAY EVENING
FOR PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA. EXPECT STRONG
SOUTHEAST WINDS WEDNESDAY AFTERNOON...WITH SUSTAINED SPEEDS AROUND 30
MPH AND GUSTS AROUND 45 MPH. THESE WINDS WILL COINCIDE WITH MINIMUM
RELATIVE HUMIDITIES BETWEEN 20 AND 25 PERCENT. THE COMBINATION OF
THE STRONG WINDS...LOW RELATIVE HUMIDITY...AND CONTINUED DRY
FUELS...WILL LEAD TO EXPLOSIVE FIRE GROWTH IF A FIRE SHOULD
DEVELOP.

NDZ001-009-120100-
/O.EXA.KBIS.FW.W.0019.120411T1800Z-120412T0100Z/
DIVIDE-WILLIAMS-
1249 PM CDT WED APR 11 2012

...RED FLAG WARNING IS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/
THIS EVENING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION...FOR PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION...WHICH IS IN EFFECT UNTIL 8 PM CDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 001 DIVIDE AND FIRE WEATHER 
  ZONE 009 WILLIAMS.

* WINDS...SUSTAINED SOUTHEASTERLY WINDS AROUND 30 MPH WITH GUSTS
  AROUND 40 MPH.

* TIMING...THROUGH EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TEMPERATURES...55 TO 65.

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH 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.

&&

$$

NDZ017>020-031>034-040>045-120100-
/O.CON.KBIS.FW.W.0019.120411T1800Z-120412T0100Z/
MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
1249 PM CDT WED APR 11 2012 /1149 AM MDT WED APR 11 2012/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/
THIS EVENING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION...FOR PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 017 MCKENZIE...FIRE WEATHER 
  ZONE 018 DUNN...FIRE WEATHER ZONE 019 MERCER...FIRE WEATHER 
  ZONE 020 OLIVER...FIRE WEATHER ZONE 031 GOLDEN VALLEY...FIRE 
  WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 033 STARK...FIRE 
  WEATHER ZONE 034 MORTON...FIRE WEATHER ZONE 040 SLOPE...FIRE 
  WEATHER ZONE 041 HETTINGER...FIRE WEATHER ZONE 042 GRANT...
  FIRE WEATHER ZONE 043 BOWMAN...FIRE WEATHER ZONE 044 ADAMS AND 
  FIRE WEATHER ZONE 045 SIOUX.

* WINDS...SUSTAINED SOUTHEASTERLY WINDS AROUND 30 MPH WITH GUSTS
  AROUND 45 MPH.

* TIMING...THROUGH EARLY WEDNESDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TEMPERATURES...55 TO 65.

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH 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/RK
578 
WWUS83 KBIS 112042
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
342 PM CDT WED APR 11 2012

...RED FLAG WARNING PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA
THROUGH EARLY WEDNESDAY EVENING...

.A RED FLAG WARNING REMAINS IN EFFECT THROUGH EARLY WEDNESDAY
EVENING FOR PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA. EXPECT
STRONG SOUTHEAST WINDS THROUGH LATE AFTERNOON...WITH SUSTAINED SPEEDS
AROUND 30 MPH AND GUSTS AROUND 40 MPH. THESE WINDS WILL COINCIDE
WITH MINIMUM RELATIVE HUMIDITIES BETWEEN 24 AND 29 PERCENT. THE
COMBINATION OF THE STRONG WINDS...LOW RELATIVE HUMIDITY...AND
CONTINUED DRY FUELS...WILL LEAD TO EXPLOSIVE FIRE GROWTH IF A FIRE
SHOULD DEVELOP.

NDZ001-009-017>020-031>034-040>045-120100-
/O.CON.KBIS.FW.W.0019.000000T0000Z-120412T0100Z/
DIVIDE-WILLIAMS-MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-
BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
342 PM CDT WED APR 11 2012 /242 PM MDT WED APR 11 2012/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/
THIS EVENING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION...FOR PORTIONS OF WESTERN AND CENTRAL NORTH DAKOTA...

* AFFECTED AREA...FIRE WEATHER ZONE 001 DIVIDE...FIRE WEATHER 
  ZONE 009 WILLIAMS...FIRE WEATHER ZONE 017 MCKENZIE...FIRE 
  WEATHER ZONE 018 DUNN...FIRE WEATHER ZONE 019 MERCER...FIRE 
  WEATHER ZONE 020 OLIVER...FIRE WEATHER ZONE 031 GOLDEN 
  VALLEY...FIRE WEATHER ZONE 032 BILLINGS...FIRE WEATHER ZONE 
  033 STARK...FIRE WEATHER ZONE 034 MORTON...FIRE WEATHER ZONE 
  040 SLOPE...FIRE WEATHER ZONE 041 HETTINGER...FIRE WEATHER 
  ZONE 042 GRANT...FIRE WEATHER ZONE 043 BOWMAN...FIRE WEATHER 
  ZONE 044 ADAMS AND FIRE WEATHER ZONE 045 SIOUX.

* WINDS...SUSTAINED SOUTHEASTERLY WINDS AROUND 30 MPH WITH GUSTS
  AROUND 40 MPH.

* TIMING...THROUGH EARLY WEDNESDAY EVENING.

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

* TEMPERATURES...55 TO 65.

* LIGHTNING...NONE

* IMPACTS...EXPLOSIVE FIRE GROWTH 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.

&&

$$

RK
499 
WWUS83 KBIS 120051
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
751 PM CDT WED APR 11 2012

...RED FLAG WARNING CANCELLED FOR PORTIONS OF WESTERN AND CENTRAL
NORTH DAKOTA...

.ALTHOUGH WINDS REMAIN STRONG...HUMIDITIES CONTINUE TO CLIMB AS
TEMPERATURES FALL THIS EVENING...ENDING THE THREAT OF EXPLOSIVE
FIRE GROWTH. THEREFORE THE RED FLAG WARNING HAS BEEN CANCELLED. IT
WILL CONTINUE TO BE BREEZY OVERNIGHT.

NDZ001-009-017>020-031>034-040>045-120200-
/O.CAN.KBIS.FW.W.0019.000000T0000Z-120412T0100Z/
DIVIDE-WILLIAMS-MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-
BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
751 PM CDT WED APR 11 2012 /651 PM MDT WED APR 11 2012/

...RED FLAG WARNING IS CANCELLED FOR STRONG WINDS...LOW RELATIVE
HUMIDITY...AND DRY VEGETATION...FOR PORTIONS OF WESTERN AND
CENTRAL NORTH DAKOTA...

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

ALTHOUGH WINDS REMAIN STRONG...HUMIDITIES CONTINUE TO RISE AS
TEMPERATURES FALL THIS EVENING...ENDING THE THREAT OF EXPLOSIVE
FIRE GROWTH. THEREFORE THE RED FLAG WARNING HAS BEEN CANCELLED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 2:00 AM MDTFire Weather WatchBISAdams, Billings, Bowman, Burke, Burleigh, Divide and 16 more12 hr

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.