Alert archive / Colorado / Red Flag Warnings in 2012

Red Flag Warning 2, NWS Pueblo, CO

February 25, 2012Baca County, Colorado

NWS Pueblo, CO issued this red flag warning at Feb 25, 2012, 4:21 AM MST for Baca County, Colorado. It took effect at Feb 25, 2012, 11:00 AM MST. 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 25, 2012, 4:21 AM MST (11:21 UTC)
In effect from
Feb 25, 2012, 11:00 AM MST
Expired
Feb 25, 2012, 5:00 PM MST
In force
6 hr
Issued by
NWS Pueblo, CO

County Baca County, CO

The radar

The Pueblo radar (KPUX), 191 km from the middle of the area, began a volume at 11:20 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

Dodge City, (KDDC), launched 00:00Z, 11.4 hours before the alert went out and 240 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, Dodge City, at 00:00Z on 2012-02-25Temperature 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, Dodge City, at 00:00Z on 2012-02-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.1939587897117Sfc1 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
3222 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
209 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.

533 
WWUS85 KPUB 251121
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
421 AM MST SAT FEB 25 2012

...A RED FLAG WARNING FOR LOW RELATIVE HUMIDITY VALUES...AND GUSTY
WINDS HAS BEEN ISSUED FOR TODAY BETWEEN 1100 AND 1700 LOCAL TIME
FOR FIRE WEATHER ZONE 237...WHICH INCLUDES BACA COUNTY...

COZ237-260000-
/O.NEW.KPUB.FW.W.0002.120225T1800Z-120226T0000Z/
BACA COUNTY-
421 AM MST SAT FEB 25 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 5 PM MST
THIS AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 237...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM 11 AM THIS MORNING TO 5 PM MST THIS AFTERNOON. 

* AFFECTED AREA...FIRE WEATHER ZONE 237.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE BEHAVIOR
  WITH RAPID RATES OF FIRE GROWTH AND SPREAD POSSIBLE.

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.

&&

$$
2 follow-up statements
955 
WWUS85 KPUB 252215
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
315 PM MST SAT FEB 25 2012

...A RED FLAG WARNING FOR LOW RELATIVE HUMIDITY VALUES...AND
GUSTY WINDS REMAINS IN EFFECT UNTIL 1700 LOCAL TIME FOR FIRE
WEATHER ZONE 237...WHICH INCLUDES BACA COUNTY...

COZ237-260000-
/O.CON.KPUB.FW.W.0002.000000T0000Z-120226T0000Z/
BACA COUNTY-
315 PM MST SAT FEB 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 237...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON. 

* AFFECTED AREA...FIRE WEATHER ZONE 237 WHICH INCLUDE ALL OF BACA
  COUNTY.

* WINDS...SOUTHWEST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE BEHAVIOR
  WITH RAPID RATES OF FIRE GROWTH AND SPREAD POSSIBLE. WINDS WILL
  BEGIN TO DIMINISH THIS EVENING...ALONG WITH A GRADUAL CLIMB IN
  RELATIVE HUMIDITY. 

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.

&&

$$
798 
WWUS85 KPUB 252354
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
454 PM MST SAT FEB 25 2012

...THE RED FLAG WARNING FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS
THAT HAS BEEN IN EFFECT FOR FIRE WEATHER ZONE 237...BACA
COUNTY...WILL BE ALLOWED TO EXPIRE AT 5 PM MST...

COZ237-260100-
/O.EXP.KPUB.FW.W.0002.000000T0000Z-120226T0000Z/
BACA COUNTY-
454 PM MST SAT FEB 25 2012

...RED FLAG WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON FOR LOW
RELATIVE HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER ZONE 237...

THE RED FLAG WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON. 

RED FLAG CONDITIONS WILL DIMINISH OVER THE NEXT HOUR. WINDS AND
HUMIDITIES WILL MOVE OUT OF CRITICAL RANGES.  CONSEQUENTLY...THE RED
FLAG WARNING THAT HAS BEEN IN EFFECT WILL BE ALLOWED TO EXPIRE.

$$

Nearby

Red Flag Warnings in Colorado, 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.