Alert archive / North Dakota / Red Flag Warnings in 2011

Red Flag Warning 8, NWS Bismarck, ND

October 7, 201118 counties in North Dakota

NWS Bismarck, ND issued this red flag warning at Oct 7, 2011, 4:37 AM CDT for 18 counties in North Dakota. It took effect at Oct 7, 2011, 11:00 AM CDT. It was in force for 10 hr. 12 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 7, 2011, 4:37 AM CDT (09:37 UTC)
In effect from
Oct 7, 2011, 11:00 AM CDT
Expired
Oct 7, 2011, 9:00 PM CDT
In force
10 hr
Issued by
NWS Bismarck, ND

Counties Bottineau County, ND, Burleigh County, ND, Dickey County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, Morton County, ND, Pierce County, ND, Rolette County, ND, Sheridan County, ND, Sioux County, ND, Stutsman County, ND, Wells County, ND

The radar

The Bismarck radar (KBIS), 71 km from the middle of the area, began a volume at 09:38 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.

What was reported inside it

TimeReportWhereRemark
Oct 7, 12:25 PM CDTNON-TSTM WND GST 598 N Selfridge, NDSUSTAINED WIND 40 MPH GUST TO 59 MPH AT TATANKA PRARIE RAWS.
Oct 7, 12:31 PM CDTHIGH SUST WINDS 4012 W Wishek, NDSUSTAINED 40 MPH GUST TO 51 MPH. RWIS.
Oct 7, 12:55 PM CDTNON-TSTM WND GST 584 S Linton, ND
Oct 7, 1:01 PM CDTHIGH SUST WINDS 4312 W Wishek, NDRWIS.
Oct 7, 1:06 PM CDTHIGH SUST WINDS 40Medina, NDNDDOT RWIS.
Oct 7, 1:11 PM CDTNON-TSTM WND GST 6012 W Wishek, NDSUSTAINED 45 GUST TO 60 MPH. NDDOT RWIS.
Oct 7, 1:30 PM CDTHIGH SUST WINDS 405 W Goodrich, NDSUSTAINED 40 MPH GUST TO 50 MPH. DENHOFF NDDOT RWIS.
Oct 7, 1:35 PM CDTHIGH SUST WINDS 41Carrington, NDSUSTAINED 41 MPH GUST TO 54 MPH.
Oct 7, 2:34 PM CDTHIGH SUST WINDS 427 Wsw Kensal, NDSUSTAINED 42 MPH GUST TO 54 MPH. ARROWWOOD NWR RAWS.
Oct 7, 3:06 PM CDTNON-TSTM WND GST 58Medina, NDSUSTAINED 48 MPH GUST TO 58 MPH. NDDOT RWIS.
Oct 7, 3:34 PM CDTNON-TSTM WND GST 617 Wsw Kensal, NDSUSTAINED 43 MPH GUST TO 61 MPH. ARROWWOOD NWR RAWS.
Oct 7, 3:53 PM CDTNON-TSTM WND GST 61Jamestown, NDSUSTAINED 43 MPH GUST TO 61 MPH.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 9.6 hours before the alert went out and 68 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 00:00Z on 2011-10-07Temperature 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 00:00Z on 2011-10-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 228 square meters per square second.19395878Sfc1 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
1898 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
228 m²/s²
0-3 km storm-relative helicity
265 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.

919 
WWUS83 KBIS 070937
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
437 AM CDT FRI OCT 7 2011

...RED FLAG WARNING IN EFFECT TODAY CENTRAL AND EAST...

.SOUTHWEST WINDS GUSTING OVER 50 MPH AND MINIMUM RELATIVE
HUMIDITIES OF 25 TO 35 PERCENT WILL COMBINE WITH CURING GRASSLANDS
TO RAISE THE FIRE DANGER INTO THE VERY HIGH TO EXTREME CATEGORY
FOR TODAY. CRITICAL FIRE CONDITIONS ARE EXPECTED FROM LATE THIS
MORNING THROUGH EARLY THIS EVENING. ANY FIRES THAT IGNITE WILL
SPREAD VERY QUICKLY AND BE DIFFICULT TO CONTAIN.


NDZ040-041-043-044-071045-
/O.CAN.KBIS.FW.A.0007.111007T1600Z-111008T0200Z/
SLOPE-HETTINGER-BOWMAN-ADAMS-
337 AM MDT FRI OCT 7 2011

...THE FIRE WEATHER WATCH IS CANCELLED FOR SOUTHWESTERN NORTH
DAKOTA...

HUMIDITIES NEAR 50 PERCENT WILL HELP MINIMIZE THE FIRE DANGER
TODAY OVER SOUTHWEST NORTH DAKOTA. 

$$

NDZ005-013-023-025-034>037-042-045>048-050-051-071745-
/O.UPG.KBIS.FW.A.0007.111007T1600Z-111008T0200Z/
/O.NEW.KBIS.FW.W.0008.111007T1600Z-111008T0200Z/
ROLETTE-PIERCE-WELLS-FOSTER-MORTON-BURLEIGH-KIDDER-STUTSMAN-GRANT-
SIOUX-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
437 AM CDT FRI OCT 7 2011 /337 AM MDT FRI OCT 7 2011/

...RED FLAG WARNING IN EFFECT FROM 11 AM CDT /10 AM MDT/ THIS
MORNING TO 9 PM CDT /8 PM MDT/ THIS EVENING FOR STRONG WINDS AND
LOW HUMIDITIES FOR PARTS OF CENTRAL NORTH DAKOTA...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW HUMIDITIES...WHICH IS IN EFFECT
FROM 11 AM CDT /10 AM MDT/ THIS MORNING TO 9 PM CDT /8 PM MDT/
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...CENTRAL NORTH DAKOTA.

* WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS UP TO 60 MPH.

* TIMING...LATE FRIDAY MORNING THROUGH EARLY FRIDAY EVENING.

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

* TEMPERATURES...IN THE MID 60S.


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.

&&

$$

NDZ004-012-022-071745-
/O.NEW.KBIS.FW.W.0008.111007T1600Z-111008T0200Z/
BOTTINEAU-MCHENRY-SHERIDAN-
437 AM CDT FRI OCT 7 2011

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT
THIS EVENING FOR STRONG WINDS AND LOW HUMIDITIES FOR NORTH CENTRAL
NORTH DAKOTA...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW HUMIDITIES...WHICH IS IN EFFECT
FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING.

* AFFECTED AREA...NORTH CENTRAL NORTH DAKOTA.

* WINDS...SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* TIMING...LATE FRIDAY MORNING THROUGH EARLY FRIDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 32 PERCENT.

* TEMPERATURES...IN THE LOWER 60S.


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
3 follow-up statements
757 
WWUS83 KBIS 071611
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1111 AM CDT FRI OCT 7 2011

...RED FLAG WARNING IN EFFECT TODAY CENTRAL AND EAST...

.SOUTHWEST WINDS GUSTING OVER 50 MPH AND MINIMUM RELATIVE
HUMIDITIES OF 25 TO 35 PERCENT WILL COMBINE WITH CURING
GRASSLANDS TO RAISE THE FIRE DANGER INTO THE VERY HIGH TO EXTREME
CATEGORY FOR TODAY. CRITICAL FIRE CONDITIONS ARE EXPECTED FROM
LATE THIS MORNING THROUGH EARLY THIS EVENING. ANY FIRES THAT
IGNITE WILL SPREAD VERY QUICKLY AND BE DIFFICULT TO CONTAIN.

NDZ004-005-012-013-022-023-025-034>037-042-045>048-050-051-080015-
/O.CON.KBIS.FW.W.0008.000000T0000Z-111008T0200Z/
BOTTINEAU-ROLETTE-MCHENRY-PIERCE-SHERIDAN-WELLS-FOSTER-MORTON-
BURLEIGH-KIDDER-STUTSMAN-GRANT-SIOUX-EMMONS-LOGAN-LA MOURE-
MCINTOSH-DICKEY-
1111 AM CDT FRI OCT 7 2011 /1011 AM MDT FRI OCT 7 2011/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/
THIS EVENING FOR STRONG WINDS AND LOW HUMIDITIES FOR NORTH
CENTRAL NORTH DAKOTA...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/
THIS EVENING. 

* AFFECTED AREA...CENTRAL NORTH DAKOTA.

* WINDS...SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* TIMING...LATE FRIDAY MORNING THROUGH EARLY FRIDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 TO 30 PERCENT.

* TEMPERATURES...IN THE LOWER TO MIDDLE 60S.

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
832 
WWUS83 KBIS 072052
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
352 PM CDT FRI OCT 7 2011

...RED FLAG WARNING IN EFFECT TODAY CENTRAL AND EAST...

.SOUTHWEST WINDS GUSTING OVER 50 MPH AND MINIMUM RELATIVE
HUMIDITIES OF 25 TO 35 PERCENT WILL COMBINE WITH CURING
GRASSLANDS TO RAISE THE FIRE DANGER INTO THE VERY HIGH TO EXTREME
CATEGORY FOR TODAY. CRITICAL FIRE CONDITIONS ARE EXPECTED TO ABATE
FROM WEST TO EAST LATE THIS AFTERNOON AND THIS EVENING AS COOLER
AIR MOVES IN FROM THE WEST. ANY FIRES THAT WOULD IGNITE WILL
SPREAD VERY QUICKLY AND BE DIFFICULT TO CONTAIN.

NDZ004-005-012-013-022-023-025-034>037-042-045>048-050-051-080200-
/O.CON.KBIS.FW.W.0008.000000T0000Z-111008T0200Z/
BOTTINEAU-ROLETTE-MCHENRY-PIERCE-SHERIDAN-WELLS-FOSTER-MORTON-
BURLEIGH-KIDDER-STUTSMAN-GRANT-SIOUX-EMMONS-LOGAN-LA MOURE-
MCINTOSH-DICKEY-
352 PM CDT FRI OCT 7 2011 /252 PM MDT FRI OCT 7 2011/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/
THIS EVENING FOR STRONG WINDS AND LOW HUMIDITIES FOR NORTH
CENTRAL NORTH DAKOTA...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/
THIS EVENING. 

* AFFECTED AREA...CENTRAL NORTH DAKOTA.

* WINDS...SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* TIMING...LATE FRIDAY MORNING THROUGH EARLY FRIDAY EVENING.

* RELATIVE HUMIDITY...AS LOW AS 20 TO 30 PERCENT.

* TEMPERATURES...IN THE LOWER TO MIDDLE 60S.

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
345 
WWUS83 KBIS 080221
RFWBIS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
921 PM CDT FRI OCT 7 2011

...RED FLAG WARNING ALLOWED TO EXPIRE...

.A WEST TO SOUTHWEST WIND WILL CONTINUE TO DIMINISH OVERNIGHT...AND
CRITICAL FIRE WEATHER CONDITIONS ARE NO LONGER EXPECTED.

NDZ004-005-012-013-022-023-025-034>037-042-045>048-050-051-080330-
/O.EXP.KBIS.FW.W.0008.000000T0000Z-111008T0200Z/
BOTTINEAU-ROLETTE-MCHENRY-PIERCE-SHERIDAN-WELLS-FOSTER-MORTON-
BURLEIGH-KIDDER-STUTSMAN-GRANT-SIOUX-EMMONS-LOGAN-LA MOURE-
MCINTOSH-DICKEY-
921 PM CDT FRI OCT 7 2011 /821 PM MDT FRI OCT 7 2011/

...RED FLAG WARNING HAS EXPIRED FOR MUCH OF SOUTHERN AND EASTERN
NORTH DAKOTA...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

A WEST TO SOUTHWEST WIND WILL CONTINUE TO DIMINISH OVERNIGHT...AND
CRITICAL FIRE WEATHER CONDITIONS ARE NO LONGER EXPECTED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 7, 4:07 AM CDTHigh Wind WarningBISAdams, Bowman, Burleigh, Dickey, Emmons, Foster and 10 more17 hr
Oct 7, 4:07 AM CDTWind AdvisoryBISBillings, Bottineau, Dunn, Golden Valley, McHenry, Mercer and 4 more17 hr

Nearby

Red Flag Warnings in North Dakota, 2011Every red flag warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.