Alert archive / Colorado / Red Flag Warnings in 2017

Red Flag Warning 31, NWS Pueblo, CO

October 13, 201711 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Oct 13, 2017, 3:30 AM MDT for 11 counties in Colorado. It took effect at Oct 14, 2017, 12:00 PM MDT. 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
Oct 13, 2017, 3:30 AM MDT (09:30 UTC)
In effect from
Oct 14, 2017, 12:00 PM MDT
Expired
Oct 14, 2017, 5:59 PM MDT
In force
6 hr
Issued by
NWS Pueblo, CO

Counties Alamosa County, CO, Conejos County, CO, Costilla County, CO, Crowley County, CO, El Paso County, CO, Huerfano County, CO, Las Animas County, CO, Otero County, CO, Pueblo County, CO, Rio Grande County, CO, Saguache County, CO

The radar

The Pueblo radar (KPUX), 105 km from the middle of the area, began a volume at 09:27 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 (KDEN), launched 00:00Z, 9.5 hours before the alert went out and 278 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 00:00Z on 2017-10-13Temperature 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 00:00Z on 2017-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
3598 m above ground
0-6 km bulk shear
84 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
284 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

265 
WWUS85 KPUB 130930
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
330 AM MDT Fri Oct 13 2017

...A Red Flag Warning has been issued for Saturday afternoon and 
early evening for gusty winds, low relative humidities and dry 
fuels for fire weather zone 224, which includes the San Luis 
Valley...

COZ224-140130-
/O.UPG.KPUB.FW.A.0003.171014T1800Z-171015T0100Z/
/O.NEW.KPUB.FW.W.0031.171014T1800Z-171015T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
330 AM MDT Fri Oct 13 2017

...A RED FLAG WARNING IS IN EFFECT FROM NOON SATURDAY TO 7 PM MDT
SATURDAY FOR FIRE WEATHER ZONE 224...

The National Weather Service in Pueblo has issued a Red Flag
Warning, which is in effect from noon to 7 PM MDT Saturday. The 
Fire Weather Watch is no longer in effect.

* Affected Area...Fire Weather Zone 224.

* Winds...West 15 to 25 mph with wind gusts around 35 mph.

* Timing...Saturday afternoon into early Saturday evening.

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

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.

&&

$$
4 follow-up statements
034 
WWUS85 KPUB 132059
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
259 PM MDT Fri Oct 13 2017

...A Red Flag Warning has been issued for Saturday afternoon and
early evening for gusty winds, low relative humidities and dry
fuels for fire weather zone 224, which includes the San Luis
Valley...

COZ224-141300-
/O.CON.KPUB.FW.W.0031.171014T1800Z-171015T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
259 PM MDT Fri Oct 13 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM MDT
SATURDAY FOR FIRE WEATHER ZONE 224...

* Affected Area...Fire Weather Zone 224.

* Winds...West 15 to 25 mph with gusts up to 35 mph.

* Timing...Saturday afternoon into early Saturday evening.

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

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.

&&

$$

Hodanish
436 
WWUS85 KPUB 140920
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
320 AM MDT Sat Oct 14 2017

...A Red Flag Warning is in effect this afternoon and early this
evening for gusty winds, low relative humidities and dry fuels 
for fire weather zones 224, and 227 through 233, which includes 
the San Luis Valley, southern El Paso, Pueblo, Huerfano, Las
Animas, Crowley and Otero counties...

COZ227>233-150000-
/O.EXB.KPUB.FW.W.0031.171014T1800Z-171015T0000Z/
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-
320 AM MDT Sat Oct 14 2017

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS
EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY, AND DRY FUELS FOR
FIRE WEATHER ZONES 227...228...229...230...231...232 AND 233...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds, low relative humidity and dry fuels, 
which is in effect from noon today to 6 PM MDT this evening.

* Affected Area...Fire Weather Zones 227...228...229...230... 
  231...232 and 233.

* Winds...Northwest 25 to 35 mph with gusts of 40 to 50 mph.

* Timing...Saturday afternoon into early Saturday evening.

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

* Impacts...Conditions will be favorable for rapid growth and 
  spread of fires.

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.

&&

$$

COZ224-150100-
/O.CON.KPUB.FW.W.0031.171014T1800Z-171015T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
320 AM MDT Sat Oct 14 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MDT
THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 224...

* Affected Area...Fire Weather Zone 224.

* Winds...West 20 to 30 mph with gusts up to 40 mph.

* Timing...Saturday afternoon into early Saturday evening.

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

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.

&&

$$
047 
WWUS85 KPUB 142049
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
249 PM MDT Sat Oct 14 2017

...A Red Flag Warning is in effect this afternoon and early this
evening for gusty winds, low relative humidities and dry fuels
for fire weather zones 224, and 227 through 233, which includes
the San Luis Valley, southern El Paso, Pueblo, Huerfano, Las
Animas, Crowley and Otero counties...

COZ224-150100-
/O.CON.KPUB.FW.W.0031.000000T0000Z-171015T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
249 PM MDT Sat Oct 14 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR FOR FIRE WEATHER ZONE 224...

* Affected Area...Fire Weather Zone 224.

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

* Relative Humidity...As low as 7 percent.

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.

&&

$$

COZ227>233-150000-
/O.CON.KPUB.FW.W.0031.000000T0000Z-171015T0000Z/
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-
249 PM MDT Sat Oct 14 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR FIRE WEATHER ZONES 227...228... 229...230...231...232 AND 
233...

* Affected Area...Fire Weather Zones 227...228...229...230... 
  231...232 and 233.

* Winds...With a cold front crossing the district, gusty southwest
  winds at 20 to 30 mph will shift to north winds at 25 to 40 mph.
  Winds will decrease around sunset. 

* Relative Humidity...As low as 8 percent in advance of the cold
  front. Humidity values will increase after the front goes by.

* Impacts...Conditions will be favorable for rapid growth and 
  spread of fires.

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.

&&

$$

Hodanish
949 
WWUS85 KPUB 142359
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
559 PM MDT Sat Oct 14 2017

COZ227>233-150100-
/O.CAN.KPUB.FW.W.0031.000000T0000Z-171015T0000Z/
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-
559 PM MDT Sat Oct 14 2017

...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 227...228...229...230...231...
232 AND 233...

The National Weather Service in Pueblo has cancelled the Red Flag
Warning.

Relative humidity values have risen behind a cold front that
dropped south across the Eastern Plains this afternoon. Winds will
still be breezy through the next couple of hours.

$$

COZ224-150100-
/O.CAN.KPUB.FW.W.0031.000000T0000Z-171015T0100Z/
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
559 PM MDT Sat Oct 14 2017

...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONE 224...

The National Weather Service in Pueblo has cancelled the Red Flag
Warning.

Relative humidity values have begun to rise and winds are starting
to subside across the San Luis Valley, therefore the Red Flag
Warning has been canceled.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 2:55 PM MDTFreeze WatchPUBBaca, Bent, Crowley, Custer, Fremont, Kiowa and 3 more22 hr

Nearby

Red Flag Warnings in Colorado, 2017Every red flag warning in 2017

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.