Alert archive / Colorado / Red Flag Warnings in 2011

Red Flag Warning 7, NWS Pueblo, CO

March 3, 20114 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Mar 3, 2011, 3:49 AM MST for 4 counties in Colorado. It took effect at Mar 3, 2011, 11:00 AM MST. It was in force for 7 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 3, 2011, 3:49 AM MST (10:49 UTC)
In effect from
Mar 3, 2011, 11:00 AM MST
Expired
Mar 3, 2011, 6:00 PM MST
In force
7 hr
Issued by
NWS Pueblo, CO

Counties El Paso County, CO, Huerfano County, CO, Las Animas County, CO, Pueblo County, CO

The radar

The Pueblo radar (KPUX), 58 km from the middle of the area, began a volume at 10:55 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

Denver, CO (KDNR), launched 00:00Z, 10.8 hours before the alert went out and 235 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, Denver, CO at 00:00Z on 2011-03-03Temperature 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2011-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
3509 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
69 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.

597 
WWUS85 KPUB 031049
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
349 AM MST THU MAR 3 2011

...A RED FLAG WARNING IS IN EFFECT FOR FIRE WEATHER ZONES
227 THROUGH 230...AND 233. THIS INCLUDES SOUTHERN EL PASO
COUNTY...PUEBLO COUNTY...HUERFANO COUNTY..AND THE LOWER ELEVATIONS
OF LAS ANIMAS COUNTY. THIS RED FLAG WARNING IS IN EFFECT FROM 11
AM THIS MORNING THROUGH 6 PM THIS AFTERNOON. THE WARNING IS FOR LOW
RELATIVE HUMIDITIES...STRONG WEST WIND GUSTS AND DRY FUELS. 

.THE NATIONAL WEATHER SERVICE IN PUEBLO...IN COORDINATION WITH
AREA LAND MANAGEMENT AGENCIES...HAS ISSUED A RED FLAG WARNING FOR
THE I-25 CORRIDOR REGION. GUSTY WINDS AND LOW HUMIDITIES WILL
RESULT IN CRITICAL FIRE WEATHER CONDITIONS FOR THIS AFTERNOON.
ERRATIC FIRE BEHAVIOR AND EXTREME RATES OF FIRE SPREAD WILL BE
POSSIBLE WITH ANY FIRE STARTS ACROSS THE WARNING AREA.

COZ227>230-233-040100-
/O.NEW.KPUB.FW.W.0007.110303T1800Z-110304T0100Z/
SOUTHERN EL PASO COUNTY-PUEBLO COUNTY-HUERFANO COUNTY-
WESTERN LAS ANIMAS COUNTY-EASTERN LAS ANIMAS COUNTY-
349 AM MST THU MAR 3 2011

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MST
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER
ZONES 227...228...229...230 AND 233...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MST
THIS EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONES 227...228...229...230 AND 
  233. 

* WIND...WEST WIND 15 TO 30 MPH.

* HUMIDITY...10 TO 15%

* IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND
  RAPID RATES OF FIRE SPREAD.

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.

&&

$$

HODANISH
2 follow-up statements
219 
WWUS85 KPUB 032142
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
242 PM MST THU MAR 3 2011

...A RED FLAG WARNING IS IN EFFECT FOR FIRE WEATHER ZONES
227 THROUGH 230...AND 233. THIS INCLUDES SOUTHERN EL PASO
COUNTY...PUEBLO COUNTY...HUERFANO COUNTY..AND THE LOWER
ELEVATIONS OF LAS ANIMAS COUNTY. THIS RED FLAG WARNING IS IN
EFFECT THROUGH 6 PM THIS AFTERNOON. THE WARNING IS FOR LOW
RELATIVE HUMIDITIES...STRONG WEST WIND GUSTS AND DRY FUELS.

.THE NATIONAL WEATHER SERVICE IN PUEBLO...IN COORDINATION WITH
AREA LAND MANAGEMENT AGENCIES...HAS CONTINUED A RED FLAG WARNING
FOR THE I-25 CORRIDOR REGION. GUSTY WINDS AND LOW HUMIDITIES HAVE
RESULTED IN CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND
WILL CONTINUE THROUGH 6 PM. ERRATIC FIRE BEHAVIOR AND EXTREME
RATES OF FIRE SPREAD WILL BE POSSIBLE WITH ANY FIRE STARTS ACROSS
THE WARNING AREA.

COZ227>230-233-040100-
/O.CON.KPUB.FW.W.0007.000000T0000Z-110304T0100Z/
SOUTHERN EL PASO COUNTY-PUEBLO COUNTY-HUERFANO COUNTY-
WESTERN LAS ANIMAS COUNTY-EASTERN LAS ANIMAS COUNTY-
242 PM MST THU MAR 3 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 227...
228...229...230 AND 233...

* AFFECTED AREA...FIRE WEATHER ZONES 227...228...229...230 AND 
  233. 

* WIND...WEST WIND 20 TO 30 MPH WITH OCCASIONAL GUSTS TO 40 MPH.

* HUMIDITY...7 TO 13%

* IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND 
  RAPID RATES OF FIRE SPREAD.

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.

&&

$$
256 
WWUS85 KPUB 040118
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
618 PM MST THU MAR 3 2011

...RED FLAG WARNING FOR THE INTERSTATE 25 CORRIDOR HAS EXPIRED...

.WINDS WILL SLOWLY DIMINISH THIS EVENING...ALONG WITH RELATIVE
HUMIDITY GRADUALLY CLIMBING ABOVE 15 PERCENT. 

COZ227>230-233-040230-
/O.EXP.KPUB.FW.W.0007.000000T0000Z-110304T0100Z/
SOUTHERN EL PASO COUNTY-PUEBLO COUNTY-HUERFANO COUNTY-
WESTERN LAS ANIMAS COUNTY-EASTERN LAS ANIMAS COUNTY-
618 PM MST THU MAR 3 2011

...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS AND LOW HUMIDITY
FOR FIRE WEATHER ZONES 227... 228...229...230 AND 233...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

WINDS WILL SLOWLY DIMINISH THIS EVENING...ALONG WITH RELATIVE
HUMIDITY GRADUALLY CLIMBING ABOVE 15 PERCENT. 

$$

Nearby

Red Flag Warnings in Colorado, 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.