Alert archive / Colorado / Red Flag Warnings in 2021
Red Flag Warning 4, NWS Pueblo, CO
NWS Pueblo, CO issued this red flag warning at Feb 23, 2021, 11:13 AM MST for 4 counties in Colorado. It took effect at Feb 23, 2021, 12:00 PM 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 23, 2021, 11:13 AM MST (18:13 UTC)
- In effect from
- Feb 23, 2021, 12:00 PM MST
- Expired
- Feb 23, 2021, 6:00 PM MST
- In force
- 6 hr
- Issued by
- NWS Pueblo, CO
Counties El Paso County, CO, Fremont County, CO, Huerfano County, CO, Pueblo County, CO
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 6.2 hours before the alert went out and 225 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
- 3207 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 134 m²/s²
- 0-3 km storm-relative helicity
- 307 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
364 WWUS85 KPUB 231813 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 1113 AM MST Tue Feb 23 2021 ...A Red Flag Warning is in effect until 6 PM today for gusty winds, low humidity, and dry fuels for fire weather zones 222, and 226 through 230 which includes El Paso, Fremont, Pueblo and Huerfano Counties... COZ222-226>229-240100- /O.NEW.KPUB.FW.W.0004.210223T1900Z-210224T0100Z/ 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-Pueblo County Including Pueblo- Huerfano County Including Walsenburg- 1113 AM MST Tue Feb 23 2021 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 222...226...227...228 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 until 6 PM MST this evening. * Affected Area...Fire Weather Zones 222...226...227...228 and 229. * Winds...Northwest 20 to 30 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. && $$
2 follow-up statements
408 WWUS85 KPUB 232210 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 310 PM MST Tue Feb 23 2021 ...A Red Flag Warning is in effect until 6 PM today for gusty winds, low humidity, and dry fuels for fire weather zones 222, and 226 through 230 which includes El Paso, Fremont, Pueblo and Huerfano Counties... COZ222-226>229-240100- /O.CON.KPUB.FW.W.0004.000000T0000Z-210224T0100Z/ Fremont County Including Canon City/Howard/Texas Creek- Northern El Paso County Including Monument and Black Forest- Southern El Paso County Including Fort Carson and Colorado Springs-Pueblo County Including Pueblo- Huerfano County Including Walsenburg- 310 PM MST Tue Feb 23 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 222...226...227...228 AND 229... * Affected Area...Fire Weather Zones 222...226...227...228 and 229. * Winds...Northwest 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...As low as 7 percent. * Impacts...Conditions will be favorable for rapid rates of fire growth and spread. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$
778 WWUS85 KPUB 240038 RFWPUB URGENT - FIRE WEATHER MESSAGE National Weather Service Pueblo CO 538 PM MST Tue Feb 23 2021 ...The Red Flag Warning for fire weather zones 222, and 226 through 230 which includes El Paso, Fremont, Pueblo and Huerfano Counties will expire at 6 pm... COZ222-226>229-240145- /O.EXP.KPUB.FW.W.0004.000000T0000Z-210224T0100Z/ 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-Pueblo County Including Pueblo- Huerfano County Including Walsenburg- 538 PM MST Tue Feb 23 2021 ...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING FOR FIRE WEATHER ZONES 222...226...227... 228 AND 229... A strong cold front will move down the southeast Colorado plains early this evening bringing much cooler air along with higher humidities to the region. Gusty north winds of 15 to 25 mph will occur after the front moves through. $$ Hodanish
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 23, 4:15 AM MST | Winter Storm Watch | PUB | Costilla, Custer, El Paso, Fremont, Huerfano, Las Animas and 2 more | 11 hr |
| Feb 23, 4:15 AM MST | Winter Weather Advisory | PUB | Custer, El Paso, Fremont, Huerfano, Pueblo, Teller | 24 hr |
| Feb 23, 3:08 PM MST | Winter Weather Advisory | PUB | Alamosa, Chaffee, Costilla, Crowley, Custer, El Paso and 6 more | 44 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.