Alert archive / Colorado / Red Flag Warnings in 2020

Red Flag Warning 33, NWS Pueblo, CO

May 24, 20205 counties in Colorado

NWS Pueblo, CO issued this red flag warning at May 24, 2020, 3:23 AM MDT for 5 counties in Colorado. It took effect at May 24, 2020, 12:00 PM MDT. 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
May 24, 2020, 3:23 AM MDT (09:23 UTC)
In effect from
May 24, 2020, 12:00 PM MDT
Expired
May 24, 2020, 8:00 PM MDT
In force
8 hr
Issued by
NWS Pueblo, CO

Counties Alamosa County, CO, Conejos County, CO, Costilla County, CO, Rio Grande County, CO, Saguache County, CO

The radar

The Pueblo radar (KPUX), 190 km from the middle of the area, began a volume at 09:25 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, 9.4 hours before the alert went out and 279 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 2020-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 32 joules per kilogram.LCLLFCEL10008507005003002001001 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 2020-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.193958Sfc1 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
32 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
3028 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

759 
WWUS85 KPUB 240923
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
323 AM MDT Sun May 24 2020

...A Red Flag Warning has been issued from noon until 8 PM MDT
this evening due to gusty winds, low relative humidity, high 
Haines indices, and dry fuels for fire weather zone 224, the San 
Luis Valley...

COZ224-250200-
/O.NEW.KPUB.FW.W.0033.200524T1800Z-200525T0200Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
323 AM MDT Sun May 24 2020

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS
EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY, AND HIGH HAINES
INDICES FOR FIRE WEATHER ZONE 224...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds, low relative humidity, and high haines
indices, which is in effect from noon today to 8 PM MDT this 
evening.

* Affected Area...Fire Weather Zone 224.

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

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

* Impacts...Conditions will be favorable for the rapid ignition,
  growth, and spread of fires this afternoon and evening.

* Haines...6. 

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.

&&

$$

Heavener
2 follow-up statements
643 
WWUS85 KPUB 242102
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
302 PM MDT Sun May 24 2020

...A Red Flag Warning remains in effect until 8 PM MDT this 
evening due to gusty winds, low relative humidity, high Haines 
indices, and dry fuels for fire weather zone 224, the San Luis 
Valley...

COZ224-250200-
/O.CON.KPUB.FW.W.0033.000000T0000Z-200525T0200Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
302 PM MDT Sun May 24 2020

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING 
FOR FIRE WEATHER ZONE 224...

* Affected Area...Fire Weather Zone 224.

* Winds...West 15 to 20 mph with gusts up to 25 mph.

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

* Impacts...Conditions will be favorable for the rapid ignition, 
  growth, and spread of fires this afternoon and evening.

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.

&&

$$
506 
WWUS85 KPUB 250210
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
810 PM MDT Sun May 24 2020


COZ224-250315-
/O.EXP.KPUB.FW.W.0033.000000T0000Z-200525T0200Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
810 PM MDT Sun May 24 2020

...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONE 224...

A weak cold front has brought cooler and more moist air to the 
San Luis Valley. As a result, humidity has increased about
critical fire weather values. 

$$

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 1:24 PM MDTSpecial Weather StatementPUBChaffee36 min
May 24, 1:35 PM MDTSpecial Weather StatementPUBHuerfano40 min
May 24, 1:59 PM MDTSpecial Weather StatementPUBHuerfano31 min
May 24, 2:29 PM MDTSpecial Weather StatementPUBPueblo31 min
May 24, 2:38 PM MDTSpecial Weather StatementPUBPueblo22 min
May 24, 2:53 PM MDTSevere Thunderstorm WarningPUBEl Paso, Pueblo37 min
May 24, 2:54 PM MDTSpecial Weather StatementPUBLas Animas36 min
May 24, 3:07 PM MDTSpecial Weather StatementPUBFremont23 min
May 24, 3:10 PM MDTSpecial Weather StatementPUBEl Paso50 min
May 24, 3:18 PM MDTSevere Thunderstorm WarningPUBEl Paso27 min
May 24, 3:20 PM MDTSevere Thunderstorm WarningPUBEl Paso25 min
May 24, 3:30 PM MDTSpecial Weather StatementPUBLas Animas30 min
May 24, 3:42 PM MDTSpecial Weather StatementPUBOtero33 min
May 24, 3:43 PM MDTSpecial Weather StatementPUBEl Paso47 min
May 24, 3:44 PM MDTSpecial Weather StatementPUBPueblo31 min
May 24, 4:00 PM MDTSpecial Weather StatementPUB30 min
May 24, 4:18 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas27 min
May 24, 4:37 PM MDTSpecial Weather StatementPUBCrowley, Otero38 min
May 24, 4:43 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas32 min
May 24, 5:16 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas29 min
May 24, 5:25 PM MDTSpecial Weather StatementPUBFremont50 min
May 24, 5:35 PM MDTSpecial Weather StatementPUBBaca25 min
May 24, 5:44 PM MDTSevere Thunderstorm WarningPUBBaca46 min
May 24, 5:51 PM MDTSevere Thunderstorm WarningPUBFremont24 min

Nearby

Red Flag Warnings in Colorado, 2020Every red flag warning in 2020

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.