Alert archive / Colorado / Red Flag Warnings in 2021
Red Flag Warning 47, NWS Pueblo, CO
NWS Pueblo, CO issued this red flag warning at Dec 4, 2021, 2:40 PM MST for 11 counties in Colorado. It took effect at Dec 5, 2021, 7:14 AM MST. It was in force for 10 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
- Dec 4, 2021, 2:40 PM MST (21:40 UTC)
- In effect from
- Dec 5, 2021, 7:14 AM MST
- Expired
- Dec 5, 2021, 5:00 PM MST
- In force
- 10 hr
- Issued by
- NWS Pueblo, CO
Counties Costilla County, CO, Crowley County, CO, Custer County, CO, El Paso County, CO, Fremont County, CO, Huerfano County, CO, Las Animas County, CO, Otero County, CO, Pueblo County, CO, Saguache County, CO, Teller County, CO
The radar
The Pueblo radar (KPUX), 70 km from the middle of the area, began a volume at 21:42 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, 9.7 hours before the alert went out and 241 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2166 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
521 WWUS85 KPUB 042140 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 240 PM MST Sat Dec 4 2021 ...A Red Flag Warning has been issued from Sunday morning through Sunday afternoon for gusty winds and low relative humidity for fire weather zones 222, 228, 229 and 230 which includes Fremont, Pueblo, Huerfano and western Las Animas Counties... COZ222-228>230-051345- /O.UPG.KPUB.FW.A.0026.211205T1600Z-211206T0000Z/ /O.NEW.KPUB.FW.W.0047.211205T1600Z-211206T0000Z/ Fremont County Including Canon City/Howard/Texas Creek- Pueblo County Including Pueblo- Huerfano County Including Walsenburg- Western Las Animas County Including Trinidad and Thatcher- 240 PM MST Sat Dec 4 2021 ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 5 PM MST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 222...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 9 AM to 5 PM MST Sunday. The Fire Weather Watch is no longer in effect. * Affected Area...Fire Weather Zones 222...228...229 and 230. * Winds...West 10 to 20 mph with gusts up to 35 mph. * Relative Humidity...As low as 10 percent. * Impacts...Conditions will be favorable for rapid rates of fire growth and 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 can contribute to extreme fire behavior. && $$
3 follow-up statements
632 WWUS85 KPUB 051059 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 359 AM MST Sun Dec 5 2021 ...A Red Flag Warning has been issued from 9 AM through 5 PM Sunday for gusty winds and low relative humidity for fire weather zones 221, 222, and 225 through 233, which includes the southeast mountains and Fremont, El Paso, Pueblo, Huerfano, Crowley, Otero and Las Animas counties... COZ221-225>227-231>233-060000- /O.EXA.KPUB.FW.W.0047.211205T1600Z-211206T0000Z/ Teller County/Rampart Range Including Pikes Peak and Florissant Fossil Beds National Monument- 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-Crowley County Including Ordway- Otero County Including La Junta and Western Comanche Grasslands- Eastern Las Animas County Including Pinon Canyon- 359 AM MST Sun Dec 5 2021 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 221...225...226...227...231...232 AND 233... The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 9 AM this morning to 5 PM MST this afternoon. * Affected Area...Fire Weather Zones 221...225...226...227... 231...232 and 233. * Winds...West 15 to 25 mph with gusts up to 45 mph. * Relative Humidity...As low as 8 percent. * Impacts...Conditions will be favorable for rapid rates of fire growth and spread. * Additional Information...Red Flag Conditions will be mainly confined to elevations below 8500 to 9000 feet for the Wet and Sangre De Cristo mountains. A cold front will bring a northerly wind shift into the southeast plains between 4 PM and 8 PM. 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. && $$ COZ222-228>230-060000- /O.CON.KPUB.FW.W.0047.211205T1600Z-211206T0000Z/ Fremont County Including Canon City/Howard/Texas Creek- Pueblo County Including Pueblo- Huerfano County Including Walsenburg- Western Las Animas County Including Trinidad and Thatcher- 359 AM MST Sun Dec 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 222...228...229 AND 230... * Affected Area...Fire Weather Zones 222...228...229 and 230. * Winds...West 15 to 25 mph with gusts up to 40 mph. * Relative Humidity...As low as 8 percent. * Impacts...Conditions will be favorable for rapid rates of fire growth and 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 can contribute to extreme fire behavior. && $$
655 WWUS85 KPUB 051414 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 714 AM MST Sun Dec 5 2021 ...A Red Flag Warning has been issued from 7 AM through 5 PM Sunday for gusty winds and low relative humidity for fire weather zones 221, 222, and 225 through 233, which includes the southeast mountains and Fremont, El Paso, Pueblo, Huerfano, Crowley, Otero and Las Animas counties... COZ221-222-225>233-060000- /O.EXT.KPUB.FW.W.0047.211205T1414Z-211206T0000Z/ Teller County/Rampart Range Including Pikes Peak and Florissant Fossil Beds National Monument- Fremont County Including Canon City/Howard/Texas Creek- 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- Crowley County Including Ordway- Otero County Including La Junta and Western Comanche Grasslands- Eastern Las Animas County Including Pinon Canyon- 714 AM MST Sun Dec 5 2021 ...RED FLAG WARNING NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 221...222...225...226...227...228...229...230...231...232 AND 233... * Affected Area...Fire Weather Zones 221...222...225...226... 227...228...229...230...231...232 and 233. * Winds...West 15 to 25 mph with gusts up to 45 mph. * Relative Humidity...As low as 7 percent. * Impacts...Conditions will be favorable for rapid rates of fire growth and spread. * Additional Information...Red Flag Conditions will be mainly confined to elevations below 8500 to 9000 feet for the Wet and Sangre De Cristo mountains. A cold front will bring a northerly wind shift into the southeast plains between 4 PM and 8 PM. 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. && $$
001 WWUS85 KPUB 052159 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 259 PM MST Sun Dec 5 2021 ...A Red Flag Warning remain in effect until 5 PM today for gusty winds and low relative humidity for fire weather zones 221, 222, and 225 through 233, which includes the southeast mountains and Fremont, El Paso, Pueblo, Huerfano, Crowley, Otero and Las Animas counties... COZ221-222-225>233-060000- /O.CON.KPUB.FW.W.0047.000000T0000Z-211206T0000Z/ Teller County/Rampart Range Including Pikes Peak and Florissant Fossil Beds National Monument- Fremont County Including Canon City/Howard/Texas Creek- 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- Crowley County Including Ordway- Otero County Including La Junta and Western Comanche Grasslands- Eastern Las Animas County Including Pinon Canyon- 259 PM MST Sun Dec 5 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 221...222...225...226...227...228...229...230... 231...232 AND 233... * Affected Area...Fire Weather Zones 221...222...225...226... 227...228...229...230...231...232 and 233. * Winds...Northwest 15 to 25 mph with gusts up to 40 mph. * Relative Humidity...As low as 9 percent. * Impacts...Conditions will be favorable for rapid rates of fire growth and spread. * Additional Information...Red Flag Conditions will be mainly confined to elevations below 8500 to 9000 feet for the Wet and Sangre De Cristo mountains. A cold front will bring a northerly wind shift into the southeast plains between 4 PM and 8 PM. 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. && $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 4, 3:45 AM MST | Fire Weather Watch | PUB | Fremont, Huerfano, Las Animas, Pueblo | 11 hr |
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.