Alert archive / Kansas / Red Flag Warnings in 2011

Red Flag Warning 18, NWS Dodge City, KS

April 16, 2011Morton County, Seward County, Stevens County, Kansas

NWS Dodge City, KS issued this red flag warning at Apr 16, 2011, 3:42 AM CDT for Morton County, Seward County, Stevens County, Kansas. It took effect at Apr 17, 2011, 1:00 PM CDT. It was in force for . No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 16, 2011, 3:42 AM CDT (08:42 UTC)
In effect from
Apr 17, 2011, 1:00 PM CDT
Expired
Apr 16, 2011, 7:13 AM CDT
In force
Issued by
NWS Dodge City, KS

Counties Morton County, KS, Seward County, KS, Stevens County, KS

The radar

The Dodge City radar (KDDC), 135 km from the middle of the area, began a volume at 08:44 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 8.7 hours before the alert went out and 221 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, Amarillo Airport, TX at 00:00Z on 2011-04-16Temperature 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, Amarillo Airport, TX at 00:00Z on 2011-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939587897117136Sfc1 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
3622 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
264 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.

325 
WWUS83 KDDC 160842
RFWDDC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DODGE CITY KS
342 AM CDT SAT APR 16 2011

...CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED THIS AFTERNOON...

.INCREASING SOUTHWEST WINDS AND VERY DRY AIR WILL LEAD TO CRITICAL
FIRE WEATHER CONDITIONS TODAY.

KSZ084>086-161745-
/O.NEW.KDDC.FW.W.0018.110417T1800Z-110418T0100Z/
MORTON-STEVENS-SEWARD-
342 AM CDT SAT APR 16 2011

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM CDT SUNDAY FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 084...085 AND
086...

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 8 PM CDT SUNDAY. 

* WINDS...FREQUENT WIND GUSTS BETWEEN 25 AND 30 MPH CAN BE EXPECTED.

* HUMIDITY...AFTERNOON RELATIVE HUMIDITY VALUES WILL BE BETWEEN 8
  AND 10 PERCENT.

* IMPACTS...THESE CONDITIONS WILL FAVOR RAPID FIRE GROWTH. ANY
  FIRE WHICH MAY GET STARTED WILL EASILY SPREAD AND QUICKLY BECOME
  HARD TO 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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$


HTTP://WEATHER.GOV/DDC
1 follow-up statement
746 
WWUS83 KDDC 161213
RFWDDC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DODGE CITY KS
713 AM CDT SAT APR 16 2011

...CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED THIS AFTERNOON...

.INCREASING SOUTHWEST WINDS AND VERY DRY AIR WILL LEAD TO CRITICAL
FIRE WEATHER CONDITIONS TODAY.

KSZ084>086-170015-
/O.CAN.KDDC.FW.W.0018.110417T1800Z-110418T0100Z/
/O.NEW.KDDC.FW.W.0019.110416T1800Z-110417T0100Z/
MORTON-STEVENS-SEWARD-
713 AM CDT SAT APR 16 2011

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE
WEATHER ZONES 084...085 AND 086...
...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITY
FOR FIRE WEATHER ZONES 084...085 AND 086...

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT
THIS EVENING. THE RED FLAG WARNING HAS BEEN CANCELLED. 

* WINDS...FREQUENT WIND GUSTS BETWEEN 25 AND 30 MPH CAN BE EXPECTED.

* HUMIDITY...AFTERNOON RELATIVE HUMIDITY VALUES WILL BE BETWEEN 8
  AND 10 PERCENT.

* IMPACTS...THESE CONDITIONS WILL FAVOR RAPID FIRE GROWTH. ANY
  FIRE WHICH MAY GET STARTED WILL EASILY SPREAD AND QUICKLY BECOME
  HARD TO 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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$


HTTP://WEATHER.GOV/DDC

The office that day

Everything else NWS Dodge City, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 16, 7:13 AM CDTRed Flag WarningDDCClark, Finney, Ford, Grant, Gray, Hamilton and 11 more13 hr
Apr 16, 3:28 PM CDTFire Weather WatchDDCClark, Comanche, Finney, Ford, Grant, Gray and 9 more36 hr

Nearby

Red 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.