Alert archive / Kansas / Red Flag Warnings in 2012

Red Flag Warning 7, NWS Topeka, KS

March 6, 201223 counties in Kansas

NWS Topeka, KS issued this red flag warning at Mar 6, 2012, 5:01 AM CST for 23 counties in Kansas. It took effect at Mar 6, 2012, 10:00 AM CST. It was in force for 9 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 6, 2012, 5:01 AM CST (11:01 UTC)
In effect from
Mar 6, 2012, 10:00 AM CST
Expired
Mar 6, 2012, 7:00 PM CST
In force
9 hr
Issued by
NWS Topeka, KS
All 23 counties

Anderson County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Coffey County, KS, Dickinson County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Lyon County, KS, Marshall County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS

The radar

The Topeka radar (KTWX), 16 km from the middle of the area, began a volume at 11:01 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 00:00Z, 11.0 hours before the alert went out and 61 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 00:00Z on 2012-03-06Temperature 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, Topeka, KS at 00:00Z on 2012-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 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
2973 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
667 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.

516 
WWUS83 KTOP 061101
RFWTOP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TOPEKA KS
501 AM CST TUE MAR 6 2012

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM...

.WINDS WILL INCREASE TODAY WITH FREQUENT GUSTS OF 40 TO 50 MPH.
THE STRONG WINDS WILL PAIR WITH LOW RELATIVE HUMIDITY AND DRY
FUELS TO CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

KSZ008>012-020>024-026-034>040-054>056-058-059-070100-
/O.NEW.KTOP.FW.W.0007.120306T1600Z-120307T0100Z/
REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY-
POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS-
WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON-
501 AM CST TUE MAR 6 2012

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CST
THIS EVENING FOR VERY STRONG WINDS AND LOW RELATIVE HUMIDITY 
VALUES IN COMBINATION WITH DRY FUEL CONDITIONS FOR ALL OF NORTH
CENTRAL...NORTHEAST...AND EAST CENTRAL KANSAS...

* AFFECTED AREA...ALL OF NORTH CENTRAL...NORTHEAST...AND EAST
  CENTRAL KANSAS. THIS INCLUDES FIRE WEATHER ZONES 008...009...
  010...011...012...020...021...022...023...024...026...034...
  035...036...037...038...039...040...054...055...056...058... AND
  059. 

* WINDS...SOUTH 25 TO 35 MPH SUSTAINED WITH FREQUENT GUSTS OF 40
  TO 50 MPH.

* TIMING...CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR BETWEEN 10
  AM AND 7 PM. THE STRONGEST WINDS ARE EXPECTED BETWEEN 1 PM AND 5
  PM.

* RELATIVE HUMIDITY...23 TO 33 PERCENT.

* TEMPERATURES...HIGH TEMPERATURES IN THE MIDDLE 70S.

* IMPACTS...DANGEROUS FIRE WEATHER CONDITIONS WILL EXIST TODAY
  WITH POTENTIAL FOR EXPLOSIVE 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 DRY
FUELS...STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM
TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
1 follow-up statement
798 
WWUS83 KTOP 070059
RFWTOP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TOPEKA KS
659 PM CST TUE MAR 6 2012


KSZ008>012-020>024-026-034>040-054>056-058-059-070200-
/O.EXP.KTOP.FW.W.0007.000000T0000Z-120307T0100Z/
REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY-
POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS-
WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON-
659 PM CST TUE MAR 6 2012

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

ALTHOUGH WINDY CONDITIONS WILL CONTINUE IN THE EVENING
HOURS...RELATIVE HUMIDITY VALUES HAVE INCREASED INTO THE 40 TO 50
PERCENT RANGE. THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

$$

Nearby

Red Flag Warnings in Kansas, 2012Every red flag warning in 2012

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.