Alert archive / Colorado / Red Flag Warnings in 2018

Red Flag Warning 57, NWS Pueblo, CO

October 5, 2018Baca County, Huerfano County, Las Animas County, Colorado

NWS Pueblo, CO issued this red flag warning at Oct 5, 2018, 12:40 PM MDT for Baca County, Huerfano County, Las Animas County, Colorado. 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 5, 2018, 12:40 PM MDT (18:40 UTC)
Expired
Oct 5, 2018, 7:00 PM MDT
In force
6 hr
Issued by
NWS Pueblo, CO

Counties Baca County, CO, Huerfano County, CO, Las Animas County, CO

The radar

The Pueblo radar (KPUX), 117 km from the middle of the area, began a volume at 18:43 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 12:00Z, 6.7 hours before the alert went out and 276 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 2018-10-05Temperature 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 2018-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.1939587897Sfc1 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
2526 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

474 
WWUS85 KPUB 051840
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
1240 PM MDT Fri Oct 5 2018

...A Red Flag Warning is in effect until 7 pm this evening, for 
gusty winds, low humidity values and dry fuels, for fire weather 
zones 229, 230, 233 and 237, which includes the Southern I-25 
Corridor, including Walsenburg and Trinidad, Eastern Las Animas 
County and Baca County...

COZ229-230-233-237-060100-
/O.NEW.KPUB.FW.W.0057.181005T1840Z-181006T0100Z/
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
Eastern Las Animas County Including Pinon Canyon-
Baca County Including Springfield and Eastern Comanche Grasslands-
1240 PM MDT Fri Oct 5 2018

...RED FLAG WARNING IN EFFECT UNTIL 7 PM MDT THIS EVENING FOR 
FIRE WEATHER ZONES 229...230...233 AND 237...

The National Weather Service in Pueblo has issued a Red Flag
Warning which is in effect until 7 PM MDT this evening.

* Affected Area...Fire Weather Zones 229...230...233 and 237.

* Winds...Southwest 15 to 20 mph with gusts up to 35 mph.

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

* Impacts...Conditions will be favorable for the rapid ignition,
  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.

&&

$$
1 follow-up statement
916 
WWUS85 KPUB 060100
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
700 PM MDT Fri Oct 5 2018

...Red Flag Warning will expire at 7 PM MDT...

COZ229-230-233-237-060200-
/O.EXP.KPUB.FW.W.0057.000000T0000Z-181006T0100Z/
Huerfano County Including Walsenburg-
Western Las Animas County Including Trinidad and Thatcher-
Eastern Las Animas County Including Pinon Canyon-
Baca County Including Springfield and Eastern Comanche Grasslands-
700 PM MDT Fri Oct 5 2018

...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR FIRE
WEATHER ZONES 229...230...233 AND 237...

Humidities are on the increase this evening across the area, and
thus the Warning will be allowed to expire.

$$

Nearby

Red Flag Warnings in Colorado, 2018Every red flag warning in 2018

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.