Alert archive / Missouri / Red Flag Warnings in 2011

Red Flag Warning 7, NWS Springfield, MO

October 29, 20116 counties in Missouri; Bourbon County, Cherokee County, Crawford County, Kansas

NWS Springfield, MO issued this red flag warning at Oct 29, 2011, 4:38 AM CDT for 6 counties in Missouri; Bourbon County, Cherokee County, Crawford County, Kansas. It took effect at Oct 29, 2011, 12:00 PM CDT. It was in force for 6 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 29, 2011, 4:38 AM CDT (09:38 UTC)
In effect from
Oct 29, 2011, 12:00 PM CDT
Expired
Oct 29, 2011, 6:00 PM CDT
In force
6 hr
Issued by
NWS Springfield, MO

Counties Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Barton County, MO, Cedar County, MO, Dade County, MO, Jasper County, MO, St. Clair County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 92 km from the middle of the area, began a volume at 09:44 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, 9.6 hours before the alert went out and 90 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 2011-10-29Temperature 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 2011-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
2541 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
-58 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.

493 
WWUS83 KSGF 290938
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
438 AM CDT SAT OCT 29 2011

...A RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR FAR SOUTHEAST KANSAS
AND A PART OF SOUTHWEST AND WEST CENTRAL MISSOURI FOR GUSTY WINDS AND 
LOW HUMIDITY...

.HIGH PRESSURE OVER THE OZARKS REGION EARLY THIS MORNING WILL
SHIFT EAST AND SOUTHEAST OF THE REGION TODAY AS LOW PRESSURE AND A
COLD FRONT MOVE INTO THE CENTRAL PLAINS. LIGHT WINDS EARLY IN THE
DAY WILL GIVE WAY TO INCREASINGLY GUSTY SOUTHWEST WINDS THIS
AFTERNOON OVER EASTERN KANSAS AND WESTERN MISSOURI. GUSTY
WINDS...A DRY AIR MASS...AND DRY GROUND FUELS WILL BRIEFLY LEAD TO
CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON.

KSZ073-097-101-MOZ066-067-077-078-088-089-292300-
/O.NEW.KSGF.FW.W.0007.111029T1700Z-111029T2300Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-ST. CLAIR-BARTON-CEDAR-JASPER-
DADE-
438 AM CDT SAT OCT 29 2011

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS
EVENING FOR GUSTY SOUTHWEST WINDS AND LOW HUMIDITY FOR FOR FAR 
SOUTHEAST KANSAS INTO PARTS OF SOUTHWEST AND WEST CENTRAL MISSOURI...

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A RED FLAG
WARNING FOR GUSTY SOUTHWEST WINDS AND LOW HUMIDITY...WHICH IS IN EFFECT
FROM NOON TODAY TO 6 PM CDT THIS EVENING.

* AFFECTED AREA...FOR FAR SOUTHEAST KANSAS AND WEST CENTRAL
  MISSOURI IN COUNTIES ALONG AND WEST OF A LINE FROM CARTHAGE TO
  GREENFIELD TO OSCEOLA. 

* 20 FOOT WINDS...AFTERNOON WINDS FROM THE SOUTHWEST AT 15 TO 20
  MPH WITH GUSTS OF 25 MPH.

* TIMING...THIS AFTERNOON FROM NOON TO 6 PM.  

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

* TEMPERATURES...AFTERNOON HIGHS IN THE MIDDLE 60S.

* IMPACTS...DRY VEGETATION NEAR OR AT THE END OF GROWING
  SEASON...GUSTY WINDS...AND UNUSUALLY LOW HUMIDITY WILL LEAD TO
  RAPID FIRE SPREAD THIS AFTERNOON SHOULD AN OUTDOOR BURN ESCAPE
  FROM CONTROL.

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 RAPID FIRE GROWTH POTENTIAL.

&&

$$
2 follow-up statements
672 
WWUS83 KSGF 291824 AAA
RFWSGF

URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE SPRINGFIELD MO
124 PM CDT SAT OCT 29 2011

...A RED FLAG WARNING REMAINS IN EFFECT THIS AFTERNOON FOR FAR
SOUTHEAST KANSAS AND A PART OF SOUTHWEST AND WEST CENTRAL
MISSOURI...

.HIGH PRESSURE HAS SHIFTED SOUTHEAST OF THE REGION...MEAWHILE LOW
PRESSURE AND A COLD FRONT HAVE MOVED INTO THE CENTRAL PLAINS.
GUSTY SOUTHWEST WINDS HAVE DEVELOPED OVER EASTERN KANSAS AND
WESTERN MISSOURI. GUSTY WINDS...A DRY AIR MASS...AND DRY GROUND
FUELS WILL BRIEFLY LEAD TO CRITICAL FIRE WEATHER CONDITIONS THIS
AFTERNOON.

KSZ073-097-101-MOZ066-067-077-078-088-089-292300-
/O.CON.KSGF.FW.W.0007.000000T0000Z-111029T2300Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-ST. CLAIR-BARTON-CEDAR-JASPER-
DADE-
124 PM CDT SAT OCT 29 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING
FOR GUSTY SOUTHWEST WINDS AND LOW HUMIDITY FOR FOR FAR SOUTHEAST
KANSAS INTO PARTS OF SOUTHWEST AND WEST CENTRAL MISSOURI...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING.

* AFFECTED AREA...FOR FAR SOUTHEAST KANSAS AND WEST CENTRAL 
  MISSOURI IN COUNTIES ALONG AND WEST OF A LINE FROM CARTHAGE TO 
  GREENFIELD TO OSCEOLA. 

* 20 FOOT WINDS...AFTERNOON WINDS FROM THE SOUTHWEST AT 15 TO 20 
  MPH WITH GUSTS OF 25 MPH. 

* TIMING...THIS AFTERNOON THROUGH 6 PM.

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

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

* IMPACTS...DRY VEGETATION NEAR OR AT THE END OF GROWING 
  SEASON...GUSTY WINDS...AND UNUSUALLY LOW HUMIDITY WILL LEAD TO 
  RAPID FIRE SPREAD THIS AFTERNOON SHOULD AN OUTDOOR BURN ESCAPE 
  FROM CONTROL. 

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 RAPID FIRE GROWTH POTENTIAL.

&&

$$
104 
WWUS83 KSGF 292258
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
558 PM CDT SAT OCT 29 2011

KSZ073-097-101-MOZ066-067-077-078-088-089-300000-
/O.EXP.KSGF.FW.W.0007.000000T0000Z-111029T2300Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-ST. CLAIR-BARTON-CEDAR-JASPER-
DADE-
558 PM CDT SAT OCT 29 2011

...RED FLAG WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING FOR 
FAR SOUTHEAST KANSAS INTO PARTS OF SOUTHWEST AND WEST CENTRAL 
MISSOURI...

THE RED FLAG WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING. 

WINDS ARE SLOWLY DECREASING ACROSS THE REGION WITH RELATIVE
HUMIDITIES BEGINNING TO INCREASE. THUS...CRITICAL FIRE WEATHER
CONDITIONS ARE NO LONGER BEING OBSERVED.

ELEVATED FIRE WEATHER CONDITIONS ARE AGAIN EXPECTED SUNDAY
AFTERNOON DUE TO STRONG AND GUSTY WINDS...AS WELL AS LOW RELATIVE
HUMIDITIES.

$$

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.