Alert archive / Colorado / Red Flag Warnings in 2021

Red Flag Warning 43, NWS Pueblo, CO

November 15, 202114 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Nov 15, 2021, 10:10 AM MST for 14 counties in Colorado. It took effect at Nov 16, 2021, 10:00 AM MST. 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
Nov 15, 2021, 10:10 AM MST (17:10 UTC)
In effect from
Nov 16, 2021, 10:00 AM MST
Expired
Nov 16, 2021, 6:00 PM MST
In force
8 hr
Issued by
NWS Pueblo, CO

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

The radar

The Pueblo radar (KPUX), 120 km from the middle of the area, began a volume at 17:08 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 12:00Z, 5.2 hours before the alert went out and 278 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 12:00Z on 2021-11-15Temperature 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 12:00Z on 2021-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 179 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
3052 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
179 m²/s²
0-3 km storm-relative helicity
290 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

314 
WWUS85 KPUB 151710
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
1010 AM MST Mon Nov 15 2021

...A Red Flag Warning has been issued from 10 AM to 6 PM Tuesday 
for gusty winds and low relative humidity for fire weather zones 
220 through 222...and 224 through 230...which includes the Upper
Arkansas River Valley, Fremont County, Teller County, the 
southern mountains, the I-25 corridor and the San Luis Valley...

COZ222-224>230-161130-
/O.UPG.KPUB.FW.A.0024.211116T1700Z-211117T0100Z/
/O.NEW.KPUB.FW.W.0043.211116T1700Z-211117T0100Z/
Fremont County Including Canon City/Howard/Texas Creek-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
1010 AM MST Mon Nov 15 2021

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 6 PM MST TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
222...224...225...226...227...228...229 AND 230...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from 10 AM to 6 PM MST Tuesday. The Fire Weather Watch is
no longer in effect.

* Affected Area...Fire Weather Zones 222...224...225...226... 
  227...228...229 and 230.

* Winds...West 10 to 20 mph with gusts up to 40 mph.

* Relative Humidity...As low as 11 percent.

* Impacts...Rapid fire growth will be possible if a fire were to 
  start.

* Additional Information...The warning is mainly for elevations 
  below 9000 feet.

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.

&&

$$

COZ220-221-161130-
/O.NEW.KPUB.FW.W.0043.211116T1700Z-211117T0100Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
1010 AM MST Mon Nov 15 2021

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 6 PM MST TUESDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
220 AND 221...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from 10 AM to 6 PM MST Tuesday.

* Affected Area...Fire Weather Zones 220 and 221.

* Winds...West 15 to 25 mph with gusts up to 50 mph.

* Relative Humidity...As low as 14 percent.

* Impacts...Rapid fire growth will be possible if a fire were to 
  start.

* Additional Information...The warning is mainly for elevations 
  below 9000 feet.

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
718 
WWUS85 KPUB 152143
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
243 PM MST Mon Nov 15 2021

...A Red Flag Warning remains in effect from 10 AM to 6 PM MST 
Tuesday for gusty winds and low relative humidity for fire weather
zones 220 through 222...and 224 through 230...which includes the 
Upper Arkansas River Valley, Fremont County, Teller County, the 
southern mountains, the I-25 corridor and the San Luis Valley...

COZ220>222-224>230-161400-
/O.CON.KPUB.FW.W.0043.211116T1700Z-211117T0100Z/
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-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
243 PM MST Mon Nov 15 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 6 PM MST
TUESDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 222...224...225...226...227...228...229 AND 230...

* Affected Area...Fire Weather Zones 220...221...222...224... 
  225...226...227...228...229 and 230.

* Winds...West 15 to 25 mph with gusts up to 45 mph.

* Relative Humidity...As low as 9 percent.

* Impacts...Rapid fire growth will be possible if a fire were to 
  start.

* Additional Information...The warning is mainly for elevations 
  below 9000 feet.

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.

&&

$$
519 
WWUS85 KPUB 161118
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
418 AM MST Tue Nov 16 2021

...A Red Flag Warning remains in effect from 10 AM to 6 PM MST
Tuesday for gusty winds and low relative humidity for fire
weather zones 220 through 222...and 224 through 230...which
includes the Upper Arkansas River Valley, Fremont County, Teller
County, the southern mountains, the I-25 corridor and the San
Luis Valley...

COZ220>222-224>230-170100-
/O.CON.KPUB.FW.W.0043.211116T1700Z-211117T0100Z/
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-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
418 AM MST Tue Nov 16 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY
FOR FIRE WEATHER ZONES 222...224...225...226...227...228...
229 AND 230...

* Affected Area...Fire Weather Zones 220...221...222...224... 
  225...226...227...228...229 and 230.

* Winds...West 15 to 25 mph with gusts up to 45 mph.

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

* Impacts...Rapid fire growth will be possible if a fire were to 
  start.

* Additional Information...The warning is mainly for elevations 
  below 9000 feet.

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.

&&

$$
836 
WWUS85 KPUB 162154
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
254 PM MST Tue Nov 16 2021

...A Red Flag Warning remains in effect until 6 PM MST Tuesday 
for gusty winds and low relative humidity for fire weather zones 
220 through 222...and 224 through 230...which includes the Upper 
Arkansas River Valley, Fremont County, Teller County, the southern
mountains, the I-25 corridor and the San Luis Valley...

COZ220>222-224>230-170100-
/O.CON.KPUB.FW.W.0043.000000T0000Z-211117T0100Z/
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-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
254 PM MST Tue Nov 16 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING 
FOR FIRE WEATHER ZONES 220...221... 
222...224...225...226...227...228...229 AND 230...

* Affected Area...Fire Weather Zones 220...221...222...224... 
  225...226...227...228...229 and 230.

* Winds...West 10 to 20 mph with gusts up to 40 mph.

* Relative Humidity...As low as 8 percent.

* Impacts...Rapid fire growth will be possible if a fire were to 
  start.

* Additional Information...The warning is mainly for elevations 
  below 9000 feet.

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.

&&

$$
793 
WWUS85 KPUB 170052
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
552 PM MST Tue Nov 16 2021

...The Red Flag Warning will be allowed to expire at 6 PM this
evening for gusty winds and low relative humidity for fire zones
220 through 222 and 224 through 230...which includes the Upper 
Arkansas River Valley, Fremont County, Teller County, the southern
mountains, the I-25 corridor and the San Luis Valley...

COZ220>222-224>230-170200-
/O.EXP.KPUB.FW.W.0043.000000T0000Z-211117T0100Z/
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-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
Northern El Paso County Including Monument and Black Forest-
Southern El Paso County Including Fort Carson and Colorado
Springs-Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
552 PM MST Tue Nov 16 2021

...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING FOR GUSTY
WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 
220...221...222... 224...225...226...227...228...229 AND 230...

Humidity values will gradually increase this evening as gusty winds
pull back into the higher elevations. This will bring an end to
Red Flag Conditions across the area around 6 PM. A cold front 
will bring colder temperatures for Wednesday, particularly for the
southeast plains. 

$$

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.