Alert archive / Colorado / Red Flag Warnings in 2021

Red Flag Warning 16, NWS Goodland, KS

October 17, 2021Kit Carson County, Yuma County, Colorado

NWS Goodland, KS issued this red flag warning at Oct 17, 2021, 10:20 AM MDT for Kit Carson County, Yuma County, Colorado. It took effect at Oct 17, 2021, 12:00 PM MDT. It was in force for 5 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
Oct 17, 2021, 10:20 AM MDT (16:20 UTC)
In effect from
Oct 17, 2021, 12:00 PM MDT
Expired
Oct 17, 2021, 5:00 PM MDT
In force
5 hr
Issued by
NWS Goodland, KS

Counties Kit Carson County, CO, Yuma County, CO

The radar

The Goodland radar (KGLD), 77 km from the middle of the area, began a volume at 16:18 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, 4.3 hours before the alert went out and 66 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 2021-10-17Temperature 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 2021-10-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939Sfc1 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
2912 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

006 
WWUS83 KGLD 171620
RFWGLD

URGENT - FIRE WEATHER MESSAGE
National Weather Service Goodland KS
1020 AM MDT Sun Oct 17 2021

...Critical fire weather conditions expected this afternoon...

.The combination of dry fuels, relative humidity values around 15
percent, and south winds gusting to 30 mph will create critical
fire weather conditions in the Red Flag Warning area. 

COZ252-253-172300-
/O.NEW.KGLD.FW.W.0016.211017T1800Z-211017T2300Z/
Yuma-Kit Carson-
1020 AM MDT Sun Oct 17 2021

...RED FLAG WARNING IN EFFECT UNTIL 5 PM MDT THIS AFTERNOON FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 252 AND 
253...

The National Weather Service in Goodland has issued a Red Flag
Warning for wind and low relative humidity, which is in effect 
until 5 PM MDT this afternoon.

* Affected Area...In Colorado...Fire Weather Zone 252 Yuma and 
  Fire Weather Zone 253 Kit Carson.

* Timing...Noon MDT to 5 PM MDT. 

* Winds...South 15 to 20 mph with gusts up to 30 mph.

* Relative Humidity...As low as 13 percent.

* Temperatures...In the mid 70s.

* Impacts...Any fires that start will have extreme fire behavior 
  and spread rapidly. Outdoor burning is not advised.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now...or are imminent. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/gld
2 follow-up statements
248 
WWUS83 KGLD 172100
RFWGLD

URGENT - FIRE WEATHER MESSAGE
National Weather Service Goodland KS
300 PM MDT Sun Oct 17 2021


COZ252-253-172300-
/O.CON.KGLD.FW.W.0016.000000T0000Z-211017T2300Z/
Yuma-Kit Carson-
300 PM MDT Sun Oct 17 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MDT THIS
AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER 
ZONES 252 AND 253...

* Affected Area...In Colorado...Fire Weather Zone 252 Yuma and 
  Fire Weather Zone 253 Kit Carson.

* Timing...Now through 5 PM MDT.

* Winds...South 15 to 20 mph with gusts up to 30 mph.

* Relative Humidity...As low as 13 percent.

* Temperatures...In the mid 70s.

* Impacts...Any fires that start will have extreme fire behavior 
  and spread rapidly. Outdoor burning is not advised.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now...or are imminent. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$

COZ254-KSZ041-180600-
/O.NEW.KGLD.FW.A.0013.211019T1800Z-211020T0000Z/
Cheyenne-Greeley-
300 PM MDT Sun Oct 17 2021

...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR WIND AND 
LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 041 AND 254...

The National Weather Service in Goodland has issued a Fire
Weather Watch for wind and low relative humidity, which is in 
effect Tuesday afternoon.

* Affected Area...In Colorado...Fire Weather Zone 254 Cheyenne. 
  In Kansas...Fire Weather Zone 041 Greeley.

* Timing...Noon to 6 PM MDT Tuesday. 

* Winds...West 15 to 20 mph with gusts up to 30 mph.

* Relative Humidity...As low as 16 percent.

* Temperatures...Upper 60s to lower 70s. 

* Impacts...Any fires that start will have extreme fire behavior 
  and spread rapidly. Outdoor burning is not advised.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
red flag warnings.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/gld
725 
WWUS83 KGLD 172303
RFWGLD

URGENT - FIRE WEATHER MESSAGE
National Weather Service Goodland KS
503 PM MDT Sun Oct 17 2021

COZ252-253-180015-
/O.EXP.KGLD.FW.W.0016.000000T0000Z-211017T2300Z/
Yuma-Kit Carson-
503 PM MDT Sun Oct 17 2021

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 252 AND 253...

Winds are slowly lifting off of criteria and will continue to 
drop over the next hour as sunset approaches. Humidity values are
steady, but will increase as well as sunset approaches. These 
conditions have allowed for the expiration of the Red Flag 
Warning.

$$

COZ254-KSZ041-180600-
/O.CON.KGLD.FW.A.0013.211019T1800Z-211020T0000Z/
Cheyenne-Greeley-
503 PM MDT Sun Oct 17 2021

...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY AFTERNOON FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 041 AND
254...

* Affected Area...In Colorado...Fire Weather Zone 254 Cheyenne. 
  In Kansas...Fire Weather Zone 041 Greeley.

* Timing...Noon to 6 PM MDT Tuesday.

* Winds...West 15 to 20 mph with gusts up to 30 mph.

* Relative Humidity...As low as 16 percent.

* Temperatures...Around 70.

* Impacts...Any fires that start will have extreme fire behavior 
  and spread rapidly. Outdoor burning is not advised.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
red flag warnings.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/gld

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 17, 3:00 PM MDTFire Weather WatchGLDCheyenne35 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.