Alert archive / Missouri / Red Flag Warnings in 2011

Red Flag Warning 1, NWS Springfield, MO

March 11, 2011Bourbon County, Cherokee County, Crawford County, Kansas; 10 counties in Missouri

NWS Springfield, MO issued this red flag warning at Mar 11, 2011, 9:24 AM CST for Bourbon County, Cherokee County, Crawford County, Kansas; 10 counties in Missouri. It took effect at Mar 11, 2011, 12:00 PM CST. 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
Mar 11, 2011, 9:24 AM CST (15:24 UTC)
In effect from
Mar 11, 2011, 12:00 PM CST
Expired
Mar 11, 2011, 7:00 PM CST
In force
7 hr
Issued by
NWS Springfield, MO

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

The radar

The Springfield radar (KSGF), 77 km from the middle of the area, began a volume at 15:24 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 12:00Z, 3.4 hours before the alert went out and 65 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 12:00Z on 2011-03-11Temperature 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 12:00Z on 2011-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 222 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
2230 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
222 m²/s²
0-3 km storm-relative helicity
279 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.

400 
WWUS83 KSGF 111524
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
924 AM CST FRI MAR 11 2011

...RED FLAG WARNING FOR STRONG SOUTH WINDS AND LOW AFTERNOON RELATIVE
HUMIDITY...

.SOUTH WINDS WILL INCREASE OVER THE REGION AHEAD OF AN
APPROACHING COLD FRONT OVER THE PLAINS. THE STRONGEST WINDS WILL
OCCUR OVER SOUTHEAST KANSAS AND WESTERN MISSOURI. LOW HUMIDITY
LESS THAN 25 PERCENT DURING THE MID AFTERNOON HOURS IS ALSO
EXPECTED.

KSZ073-097-101-MOZ066-067-077-078-088-089-093-094-101-102-112330-
/O.NEW.KSGF.FW.W.0001.110311T1800Z-110312T0100Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-ST. CLAIR-BARTON-CEDAR-JASPER-
DADE-NEWTON-LAWRENCE-MCDONALD-BARRY-
924 AM CST FRI MAR 11 2011

...RED FLAG WARNING IN EFFECT UNTIL 7 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 7 PM CST THIS EVENING. 

THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES...
IN MISSOURI...66...67...77...78...88...89...93...94...101
...102
IN KANSAS...73...97...101

LOW AFTERNOON HUMIDITY AND GUSTY SOUTH WINDS OF 20 TO 25 MPH WILL
OCCUR THIS AFTERNOON WITH THE STRONGEST WINDS OVER SOUTHEAST
KANSAS AND WESTERN MISSOURI ALONG AND WEST OF A LINE FROM OSCEOLA
TO CASSVILLE. THE WINDS ARE EXPECTED TO DIMINISH LATE THIS
AFTERNOON AND EARLY THIS EVENING.

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.

&&

$$

DSA
2 follow-up statements
806 
WWUS83 KSGF 111831
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1231 PM CST FRI MAR 11 2011

...A RED FLAG WARNING REMAINS IN EFFECT FOR STRONG SOUTH TO
SOUTHWEST WINDS AND LOW AFTERNOON RELATIVE HUMIDITY...

.GUSTY SOUTH TO SOUTHWEST WINDS AND LOW HUMIDITY AHEAD OF AN
APPROACHING DRY COLD FRONT WILL LEAD TO DANGEROUS WILDLAND FIRE
CONDITIONS OVER SOUTHEAST KANSAS AND PARTS OF SOUTHWEST AND WEST
CENTRAL MISSOURI THIS AFTERNOON.

KSZ073-097-101-MOZ066-067-077-078-088-089-093-094-101-102-120100-
/O.CON.KSGF.FW.W.0001.000000T0000Z-110312T0100Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-ST. CLAIR-BARTON-CEDAR-JASPER-
DADE-NEWTON-LAWRENCE-MCDONALD-BARRY-
1231 PM CST FRI MAR 11 2011

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

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

THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES...
IN MISSOURI...66...67...77...78...88...89...93...94...101
...102
IN KANSAS...73...97...101

GUSTY SOUTH TO SOUTHWEST WINDS AND LOW HUMIDITY AHEAD OF AN
APPROACHING DRY COLD FRONT WILL LEAD TO DANGEROUS WILDLAND FIRE
CONDITIONS OVER SOUTHEAST KANSAS AND PARTS OF SOUTHWEST AND WEST
CENTRAL MISSOURI THIS AFTERNOON.

LOW AFTERNOON HUMIDITY...DROPPING BELOW 20 PERCENT IN SOME
AREAS...AND SOUTH TO SOUTHWEST WINDS OF 20 TO 30 MPH WITH HIGHER
GUSTS WILL OCCUR THIS AFTERNOON. THE STRONGEST WINDS WILL OCCUR
OVER SOUTHEAST KANSAS AND WESTERN MISSOURI ALONG AND WEST OF A
LINE FROM OSCEOLA TO CASSVILLE. THE WINDS ARE EXPECTED TO DIMINISH
LATE THIS AFTERNOON AND EARLY THIS EVENING.

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.

&&

$$

DSA
388 
WWUS83 KSGF 120045
RFWSGF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
645 PM CST FRI MAR 11 2011


KSZ073-097-101-MOZ066-067-077-078-088-089-093-094-101-102-120145-
/O.EXP.KSGF.FW.W.0001.000000T0000Z-110312T0100Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-ST. CLAIR-BARTON-CEDAR-JASPER-
DADE-NEWTON-LAWRENCE-MCDONALD-BARRY-
645 PM CST FRI MAR 11 2011

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

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

THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES...
IN MISSOURI...66...67...77...78...88...89...93...94...101
...102
IN KANSAS...73...97...101

WINDS WILL GRADUALLY SUBSIDE AND MOISTURE LEVELS WILL GRADUALLY
INCREASE THIS EVENING. THEREFORE CRITICAL FIRE WEATHER CONDITIONS
WILL END.

$$

FOSTER

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.