Alert archive / Missouri / Red Flag Warnings in 2011

Red Flag Warning 4, NWS Kansas City, MO

September 29, 201117 counties in Missouri; 7 counties in Kansas

NWS Kansas City, MO issued this red flag warning at Sep 29, 2011, 2:02 PM CDT for 17 counties in Missouri; 7 counties in Kansas. It was in force for 5 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
Sep 29, 2011, 2:02 PM CDT (19:02 UTC)
Expired
Sep 29, 2011, 7:00 PM CDT
In force
5 hr
Issued by
NWS Kansas City, MO
All 24 counties

Atchison County, KS, Doniphan County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Andrew County, MO, Atchison County, MO, Bates County, MO, Buchanan County, MO, Cass County, MO, Clay County, MO, Clinton County, MO, DeKalb County, MO, Henry County, MO, Holt County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Nodaway County, MO, Pettis County, MO, Platte County, MO, Ray County, MO

The radar

The Pleasant Hill radar (KEAX), 56 km from the middle of the area, began a volume at 19:07 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

Topeka, KS (KTOP), launched 12:00Z, 7.0 hours before the alert went out and 97 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, Topeka, KS at 12:00Z on 2011-09-29Temperature 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, Topeka, KS at 12:00Z on 2011-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.193958Sfc1 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
1976 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
65 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.

541 
WWUS83 KEAX 291902
RFWEAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
202 PM CDT THU SEP 29 2011

...EXTREME FIRE DANGER RISK THROUGH THE REMAINDER OF THE AFTERNOON...


KSZ025-057-060-102>105-MOZ001-002-011>013-020-021-028>030-037-038-
043>045-053-054-292200-
/O.NEW.KEAX.FW.W.0004.110929T1902Z-110929T2200Z/
ATCHISON KS-MIAMI-LINN KS-DONIPHAN-LEAVENWORTH-WYANDOTTE-
JOHNSON KS-ATCHISON MO-NODAWAY-HOLT-ANDREW-DE KALB-BUCHANAN-
CLINTON-PLATTE-CLAY-RAY-JACKSON-LAFAYETTE-CASS-JOHNSON MO-PETTIS-
BATES-HENRY-
202 PM CDT THU SEP 29 2011

...RED FLAG WARNING IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 001...002...
011...012...013...020...021...025...028...029...030...037...038...
043...044...045...053...054...057...060...102...103...104 AND
105...

THE NATIONAL WEATHER SERVICE IN KANSAS CITY/PLEASANT HILL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 5 PM CDT
THIS AFTERNOON. 

* AFFECTED AREA...IN KANSAS...FIRE WEATHER ZONES 025...057... 
  060...102...103...104 AND 105. IN MISSOURI...FIRE WEATHER 
  ZONES 001...002...011...012...013...020...021...028...029... 
  030...037...038...043...044...045...053 AND 054. 

* WIND...SUSTAINED WINDS BETWEEN 15 AND 25 MPH GUSTING TO 35 MPH.
  WINDS WILL SUBSIDE TO 10 TO 15 MPH THIS EVENING.

* HUMIDITY...WILL RANGE BETWEEN 15 AND 25 PERCENT IN MOST LOCATIONS.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

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.

&&

$$

DUX
1 follow-up statement
909 
WWUS83 KEAX 292129
RFWEAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
429 PM CDT THU SEP 29 2011

...EXTREME FIRE DANGER RISK THROUGH THE REMAINDER OF THE
AFTERNOON...

KSZ025-057-060-102>105-MOZ001-002-011>013-020-021-028>030-037-038-
043>045-053-054-300000-
/O.EXT.KEAX.FW.W.0004.000000T0000Z-110930T0000Z/
ATCHISON KS-MIAMI-LINN KS-DONIPHAN-LEAVENWORTH-WYANDOTTE-
JOHNSON KS-ATCHISON MO-NODAWAY-HOLT-ANDREW-DE KALB-BUCHANAN-
CLINTON-PLATTE-CLAY-RAY-JACKSON-LAFAYETTE-CASS-JOHNSON MO-PETTIS-
BATES-HENRY-
429 PM CDT THU SEP 29 2011

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 001...002...
011...012...013...020...021...025...028...029...030...037...038...
 043...044...045...053...054...057...060...102...103...104 AND
105...

* AFFECTED AREA...IN KANSAS...FIRE WEATHER ZONES 025...057... 
  060...102...103...104 AND 105. IN MISSOURI...FIRE WEATHER 
  ZONES 001...002...011...012...013...020...021...028...029... 
  030... 037...038...043...044...045...053 AND 054. 

* WIND...SUSTAINED WINDS BETWEEN 15 AND 25 MPH GUSTING TO 35 MPH.
  WINDS WILL SUBSIDE TO 10 TO 15 MPH AFTER SUNSET.

* HUMIDITY...WILL RANGE BETWEEN 15 AND 25 PERCENT IN MOST LOCATIONS
  LATE THIS AFTERNOON...AND WILL BEGIN TO RISE THIS EVENING.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

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.

&&

$$

HAWBLITZEL

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.