Alert archive / Missouri / Red Flag Warnings in 2011

Red Flag Warning 6, NWS Springfield, MO

October 6, 2011Bourbon County, Cherokee County, Crawford County, Kansas; 12 counties in Missouri

NWS Springfield, MO issued this red flag warning at Oct 6, 2011, 3:36 AM CDT for Bourbon County, Cherokee County, Crawford County, Kansas; 12 counties in Missouri. It took effect at Oct 6, 2011, 12:00 PM CDT. 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
Oct 6, 2011, 3:36 AM CDT (08:36 UTC)
In effect from
Oct 6, 2011, 12:00 PM CDT
Expired
Oct 6, 2011, 7:00 PM CDT
In force
7 hr
Issued by
NWS Springfield, MO

Counties Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Barton County, MO, Benton County, MO, Cedar County, MO, Dade County, MO, Hickory County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Polk County, MO, St. Clair County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 70 km from the middle of the area, began a volume at 08:39 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

Springfield, MO (KSGF), launched 00:00Z, 8.6 hours before the alert went out and 74 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, Springfield, MO at 00:00Z on 2011-10-06Temperature 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, Springfield, MO at 00:00Z on 2011-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 square meters per square second.1939Sfc1 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
2710 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
74 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.

839 
WWUS83 KSGF 060836
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
336 AM CDT THU OCT 6 2011

...SIGNIFICANT FIRE WEATHER CONDITIONS THIS AFTERNOON...

.DEEPENING LOW PRESSURE ACROSS THE HIGH PLAINS REGION WILL RESULT
IN BRISK AND GUSTY SOUTHEASTERLY WINDS TODAY. MEANWHILE...A DRY LOW
LEVEL AIRMASS WILL REMAIN IN PLACE ACROSS THE REGION. WITH FINER
FUELS ALREADY ABNORMALLY DRY ACROSS WEST CENTRAL MISSOURI AND
EXTREME SOUTHEAST KANSAS...EXPLOSIVE FIRE GROWTH POTENTIAL WILL
EXIST THIS AFTERNOON.

KSZ073-097-101-MOZ055-066>068-077>079-088-089-093-094-101-070000-
/O.NEW.KSGF.FW.W.0006.111006T1700Z-111007T0000Z/
BOURBON-CRAWFORD-CHEROKEE-BENTON-VERNON-ST. CLAIR-HICKORY-BARTON-
CEDAR-POLK-JASPER-DADE-NEWTON-LAWRENCE-MCDONALD-
336 AM CDT THU OCT 6 2011

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING FOR LOCATIONS ALONG AND WEST OF A WARSAW TO BOLIVAR TO 
ANDERSON LINE...

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING.

* AFFECTED AREA...LOCATIONS ALONG AND WEST OF A WARSAW TO BOLIVAR
  TO ANDERSON LINE.

* WINDS...SUSTAINED WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 35 MPH
  ARE EXPECTED THIS AFTERNOON.

* TIMING...FROM NOON TODAY UNTIL 7 PM TONIGHT.

* RELATIVE HUMIDITY...MINIMUM RELATIVE HUMIDITIES BETWEEN 20 AND
  25 PERCENT ARE EXPECTED THIS AFTERNOON...WITH LOCALIZED AREAS
  DROPPING BELOW 20 PERCENT.

* TEMPERATURES...HIGH TEMPERATURES THIS AFTERNOON WILL GENERALLY
  BE IN THE MIDDLE 80S.

* IMPACTS...THE COMBINATION OF BRISK AND GUSTY WINDS...LOW
  RELATIVE HUMIDITIES...AND ABNORMALLY DRY FINE FUELS WILL RESULT
  IN CONDITIONS FAVORABLE FOR EXPLOSIVE FIRE GROWTH. PRAIRIE GRASS
  REGIONS OF WEST CENTRAL MISSOURI AND EXTREME SOUTHEAST KANSAS
  WILL BE ESPECIALLY SUSCEPTIBLE TO EXTREME FIRE GROWTH.

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.

&&

$$
2 follow-up statements
320 
WWUS83 KSGF 061958
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
258 PM CDT THU OCT 6 2011

...SIGNIFICANT FIRE WEATHER CONDITIONS THIS AFTERNOON...

.DEEPENING LOW PRESSURE ACROSS THE HIGH PLAINS REGION WILL RESULT
IN BRISK AND GUSTY SOUTHEASTERLY WINDS THROUGH EARLY EVENING.
MEANWHILE...A DRY LOW LEVEL AIRMASS WILL REMAIN IN PLACE ACROSS
THE REGION. WITH FINER FUELS ALREADY ABNORMALLY DRY ACROSS WEST
CENTRAL MISSOURI AND EXTREME SOUTHEAST KANSAS...EXPLOSIVE FIRE
GROWTH POTENTIAL WILL CONTINUE THROUGH THE EARLY EVENING.

KSZ073-097-101-MOZ055-066>068-077>079-088-089-093-094-101-070000-
/O.CON.KSGF.FW.W.0006.000000T0000Z-111007T0000Z/
BOURBON-CRAWFORD-CHEROKEE-BENTON-VERNON-ST. CLAIR-HICKORY-BARTON-
CEDAR-POLK-JASPER-DADE-NEWTON-LAWRENCE-MCDONALD-
258 PM CDT THU OCT 6 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR LOCATIONS ALONG AND WEST OF A WARSAW TO BOLIVAR TO ANDERSON
LINE...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING.

* AFFECTED AREA...LOCATIONS ALONG AND WEST OF A WARSAW TO 
  BOLIVAR TO ANDERSON LINE. 

* WINDS...SOUTHEAST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...FROM NOON TODAY UNTIL 7 PM TONIGHT.

* RELATIVE HUMIDITY...AS LOW AS 23 PERCENT.

* TEMPERATURES...AROUND 80.

* IMPACTS...THE COMBINATION OF BRISK AND GUSTY WINDS...LOW 
  RELATIVE HUMIDITIES...AND ABNORMALLY DRY FINE FUELS WILL 
  RESULT IN CONDITIONS FAVORABLE FOR EXPLOSIVE FIRE GROWTH. 
  PRAIRIE GRASS REGIONS OF WEST CENTRAL MISSOURI AND EXTREME 
  SOUTHEAST KANSAS WILL BE ESPECIALLY SUSCEPTIBLE TO EXTREME 
  FIRE GROWTH. 

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.

&&

$$
763 
WWUS83 KSGF 062355
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
655 PM CDT THU OCT 6 2011

...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING.

KSZ073-097-101-MOZ055-066>068-077>079-088-089-093-094-101-070100-
/O.EXP.KSGF.FW.W.0006.000000T0000Z-111007T0000Z/
BOURBON-CRAWFORD-CHEROKEE-BENTON-VERNON-ST. CLAIR-HICKORY-BARTON-
CEDAR-POLK-JASPER-DADE-NEWTON-LAWRENCE-MCDONALD-
655 PM CDT THU OCT 6 2011

...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING FOR
LOCATIONS ALONG AND WEST OF A WARSAW TO BOLIVAR TO ANDERSON
LINE...

THE RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING. 

WITH THE SUN SETTING...TEMPERATURES WILL BEGIN TO COOL AND WINDS
WILL BEGIN TO DIMINISH. AS A RESULT...RELATIVE HUMIDITY VALUES
ARE EXPECTED TO INCREASE LATER THIS EVENING.

$$

Nearby

Red Flag Warnings in Missouri, 2011Red Flag Warnings in Kansas, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.