Alert archive / Kansas / Red Flag Warnings in 2012

Red Flag Warning 4, NWS Topeka, KS

February 26, 201218 counties in Kansas

NWS Topeka, KS issued this red flag warning at Feb 26, 2012, 3:59 AM CST for 18 counties in Kansas. It took effect at Feb 26, 2012, 12:00 PM CST. 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
Feb 26, 2012, 3:59 AM CST (09:59 UTC)
In effect from
Feb 26, 2012, 12:00 PM CST
Expired
Feb 26, 2012, 6:00 PM CST
In force
6 hr
Issued by
NWS Topeka, KS

Counties Brown County, KS, Clay County, KS, Cloud County, KS, Dickinson County, KS, Douglas County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Marshall County, KS, Morris County, KS, Nemaha 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), 44 km from the middle of the area, began a volume at 10:01 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, 10.0 hours before the alert went out and 84 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 2012-02-26Temperature 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 2012-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 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
1851 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
678 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.

067 
WWUS83 KTOP 260959
RFWTOP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TOPEKA KS
359 AM CST SUN FEB 26 2012

.A SURFACE LOW PRESSURE SYSTEM WILL CROSS THE NORTHERN PLAINS
THIS AFTERNOON. THIS WILL CAUSE WEST WINDS TO SET UP. DEEP MIXING
OF DRY AIR WITHIN THE BOUNDARY LAYER WILL CAUSE DEWPOINT
TEMPERATURES TO FALL INTO THE TEENS WITH WEST WINDS BECOMING
GUSTY.

KSZ008>012-020>024-026-034>036-038>040-270000-
/O.UPG.KTOP.FW.A.0002.120226T1800Z-120227T0000Z/
/O.NEW.KTOP.FW.W.0004.120226T1800Z-120227T0000Z/
REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY-
POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-WABAUNSEE-
SHAWNEE-DOUGLAS-
359 AM CST SUN FEB 26 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS FOR NORTH CENTRAL AND
NORTHEAST KANSAS...

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A RED FLAG
WARNING FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS...WHICH IS IN EFFECT
FROM NOON TODAY TO 6 PM CST THIS EVENING. THE FIRE WEATHER WATCH
IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 008 REPUBLIC...FIRE WEATHER 
  ZONE 009 WASHINGTON...FIRE WEATHER ZONE 010 MARSHALL...FIRE 
  WEATHER ZONE 011 NEMAHA...FIRE WEATHER ZONE 012 BROWN...FIRE 
  WEATHER ZONE 020 CLOUD...FIRE WEATHER ZONE 021 CLAY...FIRE 
  WEATHER ZONE 022 RILEY...FIRE WEATHER ZONE 023 POTTAWATOMIE... 
  FIRE WEATHER ZONE 024 JACKSON...FIRE WEATHER ZONE 026 
  JEFFERSON... FIRE WEATHER ZONE 034 OTTAWA...FIRE WEATHER ZONE 
  035 DICKINSON... FIRE WEATHER ZONE 036 GEARY...FIRE WEATHER 
  ZONE 038 WABAUNSEE... FIRE WEATHER ZONE 039 SHAWNEE AND FIRE 
  WEATHER ZONE 040 DOUGLAS.

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

* TIMING...WINDS WILL BECOME GUSTY AS DEWPOINT TEMPERATURES DROP 
  DURING THE EARLY AFTERNOON. THE CRITICAL FIRE WEATHER 
  CONDITIONS ARE EXPECTED TO PERSIST THROUGH 6 PM. 

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* TEMPERATURES...IN THE MID 50S TO LOWER 60S.

* IMPACTS...DRY FUELS...STRONG WINDS AND LOW RELATIVE HUMIDITY 
  VALUES THIS AFTERNOON WILL LEAD TO CRITICAL FIRE WEATHER 
  CONDITIONS. 

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.

&&

$$

KSZ037-270000-
/O.NEW.KTOP.FW.W.0004.120226T1800Z-120227T0000Z/
MORRIS-
359 AM CST SUN FEB 26 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS FOR NORTH CENTRAL AND
NORTHEAST KANSAS...

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

* AFFECTED AREA...FIRE WEATHER ZONE 037 MORRIS.

* WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* TIMING...WINDS WILL BECOME GUSTY AS DEWPOINT TEMPERATURES DROP 
  DURING THE EARLY AFTERNOON. THE CRITICAL FIRE WEATHER 
  CONDITIONS ARE EXPECTED TO PERSIST THROUGH 6 PM. 

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* TEMPERATURES...IN THE MID TO UPPER 50S.

* IMPACTS...DRY FUELS...STRONG WINDS AND LOW RELATIVE HUMIDITY 
  VALUES THIS AFTERNOON WILL LEAD TO CRITICAL FIRE WEATHER 
  CONDITIONS. 

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
398 
WWUS83 KTOP 262354
RFWTOP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TOPEKA KS
554 PM CST SUN FEB 26 2012


KSZ008>012-020>024-026-034>040-270100-
/O.EXP.KTOP.FW.W.0004.000000T0000Z-120227T0000Z/
REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY-
POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS-
WABAUNSEE-SHAWNEE-DOUGLAS-
554 PM CST SUN FEB 26 2012

...RED FLAG WARNING WILL EXPIRE AT 6 PM CST THIS EVENING...

TEMPERATURES WILL CONTINUE TO COOL THIS EVENING WITH RELATIVE
HUMIDITY LEVELS RISING. WINDS SPEEDS WILL ALSO DECREASE AS WELL
SHORTLY AFTER SUNSET. THEREFORE...THE RED FLAG WARNING WILL BE
ALLOWED TO EXPIRE AT 6 PM.

$$

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.