Alert archive / Colorado / Red Flag Warnings in 2021

Red Flag Warning 5, NWS Pueblo, CO

February 26, 20216 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Feb 26, 2021, 2:45 PM MST for 6 counties in Colorado. It took effect at Feb 27, 2021, 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 26, 2021, 2:45 PM MST (21:45 UTC)
In effect from
Feb 27, 2021, 11:00 AM MST
Expired
Feb 27, 2021, 5:00 PM MST
In force
6 hr
Issued by
NWS Pueblo, CO

Counties Baca County, CO, Bent County, CO, Kiowa County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO

The radar

The Pueblo radar (KPUX), 120 km from the middle of the area, began a volume at 21:46 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, 9.8 hours before the alert went out and 229 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 2021-02-26Temperature 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 2021-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 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
1702 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

355 
WWUS85 KPUB 262145
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
245 PM MST Fri Feb 26 2021

...A Red Flag Warning has been issued from 11 am to 5 pm mst 
Saturday for gusty winds, low relative humidity and dry fuels for 
fire weather zones 233 through 237, which includes eastern Las 
Animas, Kiowa, Bent, Prowers and Baca Counties...

COZ233>237-271345-
/O.NEW.KPUB.FW.W.0005.210227T1800Z-210228T0000Z/
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
245 PM MST Fri Feb 26 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM MST SATURDAY FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONES 233...234...235...236 AND 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 to 5 PM MST Saturday.

* Affected Area...Fire Weather Zones 233...234...235...236 and 
  237.

* Winds...West to Northwest 20 to 30 mph with gusts up to 45 mph.

* Relative Humidity...As low as 12 percent.

* Impacts...Conditions will be favorable for rapid rates of fire
  growth and spread Saturday afternoon. 

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.

&&

$$
3 follow-up statements
169 
WWUS85 KPUB 271103
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
403 AM MST Sat Feb 27 2021

...A Red Flag Warning has been issued from 11 AM to 5 PM MST 
Saturday for gusty winds, low relative humidity and dry fuels for 
fire weather zones 230, 232, 233 through 237, which includes Las 
Animas, Otero Kiowa, Bent, Prowers and Baca Counties...

COZ230-232-280000-
/O.EXA.KPUB.FW.W.0005.210227T1800Z-210228T0000Z/
Western Las Animas County Including Trinidad and Thatcher-
Otero County Including La Junta and Western Comanche Grasslands-
403 AM MST Sat Feb 27 2021

...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 ZONES 230 AND 232...

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 Zones 230 and 232.

* Winds...West 25 to 35 mph with gusts up to 55 mph.

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

* Impacts...Conditions will be favorable for rapid rates of fire 
  growth and spread Saturday afternoon.

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.

&&

$$

COZ233>237-280000-
/O.CON.KPUB.FW.W.0005.210227T1800Z-210228T0000Z/
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
403 AM MST Sat Feb 27 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY
FOR FIRE WEATHER ZONES 233...234...235...236 AND 237...

* Affected Area...Fire Weather Zones 233...234...235...236 and 
  237.

* Winds...West 20 to 30 mph with gusts up to 50 mph.

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

* Impacts...Conditions will be favorable for rapid rates of fire 
  growth and spread Saturday afternoon.

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.

&&

$$
927 
WWUS85 KPUB 272205
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
305 PM MST Sat Feb 27 2021

...A Red Flag Warning remains in effect until 5 PM MST this
afternoon for gusty winds, low relative humidity and dry fuels 
for fire weather zones 230, 232, 233 through 237, which includes 
Las Animas, Otero Kiowa, Bent, Prowers and Baca Counties...

COZ230-232>237-280000-
/O.CON.KPUB.FW.W.0005.000000T0000Z-210228T0000Z/
Western Las Animas County Including Trinidad and Thatcher-
Otero County Including La Junta and Western Comanche Grasslands-
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
305 PM MST Sat Feb 27 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 230 AND 232...

* Affected Area...Fire Weather Zones 230...232...233...234... 
  235...236 and 237.

* Winds...West 20 to 30 mph with gusts up to 45 mph.

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

* Impacts...Conditions will be favorable for rapid rates of fire 
  growth and spread Saturday afternoon.

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.

&&

$$
742 
WWUS85 KPUB 272355
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
455 PM MST Sat Feb 27 2021

...Red Flag Warning will expire at 5 PM MST...

COZ230-232>237-280100-
/O.EXP.KPUB.FW.W.0005.000000T0000Z-210228T0000Z/
Western Las Animas County Including Trinidad and Thatcher-
Otero County Including La Junta and Western Comanche Grasslands-
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
455 PM MST Sat Feb 27 2021

...RED FLAG WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 
230...232...233... 234...235...236 AND 237...

Winds will remain breezy through the early evening. However,
rapidly cooling temperatures and increasing relative humidity will
drastically decrease fire danger. Therefore, the Red Flag Warning
will be allowed to expire.

$$

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.