Alert archive / Colorado / Red Flag Warnings in 2014

Red Flag Warning 25, NWS Pueblo, CO

May 20, 20145 counties in Colorado

NWS Pueblo, CO issued this red flag warning at May 20, 2014, 3:23 PM MDT for 5 counties in Colorado. It took effect at May 21, 2014, 12:00 PM MDT. It was in force for 8 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
May 20, 2014, 3:23 PM MDT (21:23 UTC)
In effect from
May 21, 2014, 12:00 PM MDT
Expired
May 21, 2014, 8:00 PM MDT
In force
8 hr
Issued by
NWS Pueblo, CO

Counties Alamosa County, CO, Conejos County, CO, Costilla County, CO, Rio Grande County, CO, Saguache County, CO

The radar

The Pueblo radar (KPUX), 190 km from the middle of the area, began a volume at 21:23 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

Grand Junction, CO (KGJT), launched 12:00Z, 9.4 hours before the alert went out and 279 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, Grand Junction, CO at 12:00Z on 2014-05-20Temperature 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, Grand Junction, CO at 12:00Z on 2014-05-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939587897Sfc1 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
4188 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
100 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.

863 
WWUS85 KPUB 202123
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
323 PM MDT TUE MAY 20 2014

...A RED FLAG WARNING REMAINS IN EFFECT FOR GUSTY WINDS...LOW
HUMIDITY AND DRY FUELS...FROM NOON UNTIL 9 PM TODAY...FOR FIRE
WEATHER ZONES 224...230...233 AND 237...WHICH INCLUDES THE SAN
LUIS VALLEY...LAS ANIMAS AND BACA COUNTIES...

...A RED FLAG WARNING HAS BEEN ISSUED FOR GUSTY WINDS...LOW
HUMIDITY AND DRY FUELS...FROM NOON UNTIL 8 PM WEDNESDAY...FOR FIRE
WEATHER ZONE 224...WHICH INCLUDES THE SAN LUIS VALLEY...

COZ230-233-210300-
/O.CAN.KPUB.FW.A.0015.140521T1800Z-140522T0200Z/
/O.CON.KPUB.FW.W.0024.000000T0000Z-140521T0300Z/
WESTERN LAS ANIMAS COUNTY-EASTERN LAS ANIMAS COUNTY-
323 PM MDT TUE MAY 20 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
230 AND 233... 
...FIRE WEATHER WATCH FOR FIRE WEATHER ZONES 230 AND 233 HAS BEEN
CANCELLED...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS CANCELLED THE FIRE
WEATHER WATCH.

* AFFECTED AREA...FIRE WEATHER ZONES 230 AND 233.

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

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...RAPID RATES OF FIRE GROWTH AND SPREAD WILL BE 
  POSSIBLE WITH ANY FIRE STARTS. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

COZ224-211330-
/O.UPG.KPUB.FW.A.0015.140521T1800Z-140522T0200Z/
/O.NEW.KPUB.FW.W.0025.140521T1800Z-140522T0200Z/
/O.CON.KPUB.FW.W.0024.000000T0000Z-140521T0300Z/
SAN LUIS VALLEY-
323 PM MDT TUE MAY 20 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
224...
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 224...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG
WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TO 8 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS
NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 224.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH THIS
  EVENING AND AGAIN DURING THE DAY WEDNESDAY. 

* RELATIVE HUMIDITY...AS LOW AS 8 PERCENT.

* IMPACTS...RAPID RATES OF FIRE GROWTH AND SPREAD WILL BE 
  POSSIBLE WITH ANY FIRE STARTS. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

COZ237-210300-
/O.CON.KPUB.FW.W.0024.000000T0000Z-140521T0300Z/
BACA COUNTY-
323 PM MDT TUE MAY 20 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
237...

* AFFECTED AREA...FIRE WEATHER ZONE 237.

* WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...RAPID RATES OF FIRE GROWTH AND SPREAD WILL BE 
  POSSIBLE WITH ANY FIRE STARTS. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
4 follow-up statements
088 
WWUS85 KPUB 210204
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
804 PM MDT TUE MAY 20 2014

...A RED FLAG WARNING IS IN EFFECT FOR GUSTY WINDS...LOW HUMIDITY
AND DRY FUELS...FROM NOON UNTIL 8 PM WEDNESDAY...FOR FIRE WEATHER
ZONE 224...WHICH INCLUDES THE SAN LUIS VALLEY...

COZ224-211815-
/O.CAN.KPUB.FW.W.0024.000000T0000Z-140521T0300Z/
/O.CON.KPUB.FW.W.0025.140521T1800Z-140522T0200Z/
SAN LUIS VALLEY-
804 PM MDT TUE MAY 20 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 224...
...RED FLAG WARNING IS CANCELLED FOR TODAY FOR FIRE WEATHER ZONE
224...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS CANCELLED THE RED FLAG
WARNING FOR TODAY.

* AFFECTED AREA...FIRE WEATHER ZONE 224.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH ON
  WEDNESDAY.

* RELATIVE HUMIDITY...AS LOW AS 6 PERCENT WEDNESDAY AFTERNOON.

* IMPACTS...RAPID RATES OF FIRE GROWTH AND SPREAD WILL BE 
  POSSIBLE WITH ANY FIRE STARTS. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

COZ230-233-237-210315-
/O.CAN.KPUB.FW.W.0024.000000T0000Z-140521T0300Z/
WESTERN LAS ANIMAS COUNTY-EASTERN LAS ANIMAS COUNTY-BACA COUNTY-
804 PM MDT TUE MAY 20 2014

...RED FLAG WARNING IS CANCELLED FOR FIRE WEATHER ZONES 230...233
AND 237...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS CANCELLED THE RED FLAG
WARNING.

CRITICAL FIRE WEATHER CONDITIONS ARE NO LONGER OCCURRING.

$$
165 
WWUS85 KPUB 211036
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
436 AM MDT WED MAY 21 2014

...A RED FLAG WARNING REMAINS IN EFFECT FOR GUSTY WINDS...LOW
HUMIDITY AND DRY FUELS...FROM NOON UNTIL 8 PM TODAY...FOR FIRE
WEATHER ZONE 224...WHICH INCLUDES THE SAN LUIS VALLEY...

COZ224-220200-
/O.CON.KPUB.FW.W.0025.140521T1800Z-140522T0200Z/
SAN LUIS VALLEY-
436 AM MDT WED MAY 21 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 224...

* AFFECTED AREA...FIRE WEATHER ZONE 224.

* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

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

* IMPACTS...RAPID RATES OF FIRE GROWTH AND SPREAD WILL BE 
  POSSIBLE WITH ANY FIRE STARTS. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
399 
WWUS85 KPUB 212023
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
223 PM MDT WED MAY 21 2014

...A RED FLAG WARNING REMAINS IN EFFECT FOR GUSTY WINDS...LOW
HUMIDITY AND DRY FUELS...FROM NOON UNTIL 8 PM TODAY...FOR FIRE
WEATHER ZONE 224...WHICH INCLUDES THE SAN LUIS VALLEY...

COZ224-220200-
/O.CON.KPUB.FW.W.0025.000000T0000Z-140522T0200Z/
SAN LUIS VALLEY-
223 PM MDT WED MAY 21 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
224...

* AFFECTED AREA...FIRE WEATHER ZONE 224.

* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

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

* IMPACTS...RAPID RATES OF FIRE GROWTH AND SPREAD WILL BE 
  POSSIBLE WITH ANY FIRE STARTS. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
194 
WWUS85 KPUB 220149
RFWPUB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
749 PM MDT WED MAY 21 2014

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT...

COZ224-220300-
/O.EXP.KPUB.FW.W.0025.000000T0000Z-140522T0200Z/
SAN LUIS VALLEY-
749 PM MDT WED MAY 21 2014

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR FIRE
WEATHER ZONE 224...

INCREASING HUMIDITY LEVELS AND DECREASING WINDS ACROSS THE SAN
LUIS VALLEY THIS EVENING WILL ALLOW FOR THE RED FLAG WARNING TO
EXPIRE AT 8 PM MDT. 

$$

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 20, 4:05 AM MDTFire Weather WatchPUBAlamosa, Conejos, Costilla, Las Animas, Rio Grande, Saguache11 hr

Nearby

Red Flag Warnings in Colorado, 2014Every red flag warning in 2014

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.