Alert archive / Colorado / Red Flag Warnings in 2021

Red Flag Warning 41, NWS Pueblo, CO

November 7, 202111 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Nov 7, 2021, 3:56 AM MST for 11 counties in Colorado. It took effect at Nov 7, 2021, 10:31 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
Nov 7, 2021, 3:56 AM MST (10:56 UTC)
In effect from
Nov 7, 2021, 10:31 AM MST
Expired
Nov 7, 2021, 6:00 PM MST
In force
7 hr
Issued by
NWS Pueblo, CO

Counties Alamosa County, CO, Chaffee County, CO, Conejos County, CO, Costilla County, CO, El Paso County, CO, Fremont County, CO, Huerfano County, CO, Lake County, CO, Rio Grande County, CO, Saguache County, CO, Teller County, CO

The radar

The Pueblo radar (KPUX), 137 km from the middle of the area, began a volume at 10:56 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 00:00Z, 10.9 hours before the alert went out and 267 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 00:00Z on 2021-11-07Temperature 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 00:00Z on 2021-11-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
2861 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
194 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

781 
WWUS85 KPUB 071056
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
356 AM MST Sun Nov 7 2021

...A RED FLAG Warning has been issued from 11 AM this morning
through 6 PM this evening for gusty winds and low relative
humidity for fire weather zones 224 and 229, which includes the
San Luis Valley and Huerfano County...

COZ224-229-080100-
/O.NEW.KPUB.FW.W.0041.211107T1800Z-211108T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Huerfano County Including Walsenburg-
356 AM MST Sun Nov 7 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MST
THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 224 AND 229...

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 6 PM MST this evening.

* Affected Area...Fire Weather Zones 224 and 229.

* Winds...Southwest 10 to 20 mph with gusts up to 30 mph.

* Relative Humidity...10 to 15 percent.

* Impacts...Rapid fire spread will be possible if a fire should 
  start.

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
988 
WWUS85 KPUB 071731
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
1031 AM MST Sun Nov 7 2021

...A Red Flag Warning has been expanded through 6 PM this evening
for gusty winds, low relative humidity, and dry fuels for fire 
weather zones 220, 221, 222, 224, 226, 227 and 229, which includes
the San Luis Valley, the upper Arkansas River Valley, and 
Fremont, Teller, Huerfano and El Paso Counties...

COZ220>222-226-227-080100-
/O.EXB.KPUB.FW.W.0041.211107T1731Z-211108T0100Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-
1031 AM MST Sun Nov 7 2021

...RED FLAG WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING FOR
GUSTY WINDS, LOW RELATIVE, AND DRY FUELS FOR FIRE WEATHER ZONES 
220...221...222... 226 AND 227...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds, low relative humidity, and dry fuels, 
which is in effect until 6 PM MST this evening.

* Affected Area...Fire Weather Zones 220...221...222...226 and 
  227.

* Winds...Southwest 10 to 20 mph with gusts up to 35 mph.

* Relative Humidity...As low as 7 percent.

* Temperatures...In the lower 60s.

* Impacts...Rapid fire spread will be possible if a fire should 
  start.

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.

&&

$$

COZ224-229-080100-
/O.EXT.KPUB.FW.W.0041.211107T1731Z-211108T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Huerfano County Including Walsenburg-
1031 AM MST Sun Nov 7 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM MST THIS EVENING FOR
GUSTY WINDS, LOW RELATIVE, AND DRY FUELS FOR FIRE WEATHER ZONES 
224 AND 229...

* Affected Area...Fire Weather Zones 224 and 229.

* Winds...Southwest 10 to 20 mph with gusts up to 30 mph.

* Relative Humidity...As low as 10 percent.

* Impacts...Rapid fire spread will be possible if a fire should 
  start.

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.

&&

$$
916 
WWUS85 KPUB 072200
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
300 PM MST Sun Nov 7 2021

...A Red Flag Warning remainS in effect through 6 PM this evening
for gusty winds, low relative humidity, and dry fuels for fire 
weather zones 220, 221, 222, 224, 226, 227 and 229, which includes
the San Luis Valley, the upper Arkansas River Valley, and 
Fremont, Teller, Huerfano and El Paso Counties...

COZ220>222-224-226-227-229-080100-
/O.CON.KPUB.FW.W.0041.000000T0000Z-211108T0100Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Huerfano County Including Walsenburg-
300 PM MST Sun Nov 7 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY, AND DRY FUELS FOR FIRE 
WEATHER ZONES 220...221... 222...224...226...227 AND 229...

* Affected Area...Fire Weather Zones 220...221...222...224... 
  226...227 and 229.

* Winds...Southwest 5 to 15 mph with gusts up to 35 mph.

* Relative Humidity...As low as 7 percent.

* Temperatures...Around 60.

* Impacts...Rapid fire spread will be possible if a fire should 
  start.

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.

&&

$$
551 
WWUS85 KPUB 072205 CCA
RFWPUB

URGENT - FIRE WEATHER MESSAGE...CORRECTED
National Weather Service Pueblo CO
305 PM MST Sun Nov 7 2021

...A Red Flag Warning remains in effect through 6 PM this evening
for gusty winds, low relative humidity, and dry fuels for fire 
weather zones 220, 221, 222, 224, 226, 227 and 229, which includes
the San Luis Valley, the upper Arkansas River Valley, and 
Fremont, Teller, Huerfano and El Paso Counties...

COZ220>222-224-226-227-229-080100-
/O.CON.KPUB.FW.W.0041.000000T0000Z-211108T0100Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Huerfano County Including Walsenburg-
305 PM MST Sun Nov 7 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY, AND DRY FUELS FOR FIRE 
WEATHER ZONES 220...221... 222...224...226...227 AND 229...

* Affected Area...Fire Weather Zones 220...221...222...224... 
  226...227 and 229.

* Winds...Southwest 5 to 15 mph with gusts up to 35 mph.

* Relative Humidity...As low as 7 percent.

* Temperatures...Around 60.

* Impacts...Rapid fire spread will be possible if a fire should 
  start.

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.

&&

$$
429 
WWUS85 KPUB 080044
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
544 PM MST Sun Nov 7 2021

...Red Flag Warning will expire for Fire Weather zones 220...
221...222...224...226...227 AND 229...which includes the San Luis
Valley, the upper Arkansas River Valley, and Fremont, Teller, 
Huerfano and El Paso Counties at 6 pm this evening...

COZ220>222-224-226-227-229-080145-
/O.EXP.KPUB.FW.W.0041.000000T0000Z-211108T0100Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Huerfano County Including Walsenburg-
544 PM MST Sun Nov 7 2021

...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING FOR FOR 
FIRE WEATHER ZONES 220...221...222... 224...226...227 AND 229...

The Red Flag Warning for Fire Weather zones 220...221...222...
224...226...227 AND 229...which includes the San Luis
Valley, the upper Arkansas River Valley, and Fremont, Teller, 
Huerfano and El Paso Counties will expire at 6 pm this evening.

$$

Hodanish

Nearby

Red Flag Warnings in Colorado, 2021Every red flag warning in 2021

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.