Alert archive / Colorado / Red Flag Warnings in 2018

Red Flag Warning 48, NWS Pueblo, CO

June 14, 201815 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Jun 14, 2018, 9:45 AM MDT for 15 counties in Colorado. It was in force for 10 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
Jun 14, 2018, 9:45 AM MDT (15:45 UTC)
Expired
Jun 14, 2018, 8:00 PM MDT
In force
10 hr
Issued by
NWS Pueblo, CO

Counties Alamosa County, CO, Chaffee County, CO, Conejos County, CO, Costilla County, CO, Custer County, CO, El Paso County, CO, Fremont County, CO, Huerfano County, CO, Lake County, CO, Las Animas County, CO, Mineral County, CO, Pueblo County, CO, Rio Grande County, CO, Saguache County, CO, Teller County, CO

The radar

The Pueblo radar (KPUX), 129 km from the middle of the area, began a volume at 15:47 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 12:00Z, 3.8 hours before the alert went out and 281 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 12:00Z on 2018-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 172 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 12:00Z on 2018-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
172 J/kg
Mixed-layer CIN
-201 J/kg
Mixed-layer LCL
3315 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

741 
WWUS85 KPUB 141545
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
945 AM MDT Thu Jun 14 2018

...A Red Flag Warning has been issued from 9 AM until 8 PM MDT
today for gusty winds, low humidities, and dry thunderstorms for 
fire weather zones 220 through 230, which includes all of the 
southern mountains, valleys and El Paso, Pueblo, Huerfano, and 
Western Las Animas counties...

COZ220>230-150200-
/O.NEW.KPUB.FW.W.0048.180614T1545Z-180615T0200Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
Eastern San Juan Mountains and La Garita Mountains Including Wolf
Creek Pass and Creede-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
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-
Western Las Animas County Including Trinidad and Thatcher-
945 AM MDT Thu Jun 14 2018

...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR
GUSTY WINDS...LOW RELATIVE HUMIDITY...AND ISOLATED DRY
THUNDERSTORMS FOR FIRE WEATHER ZONES 220...221...222...223...
224...225...226...227...228...229 AND 230...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect until 8 PM MDT this evening.

* Affected Area...Fire Weather Zones 220...221...222...223... 
  224...225...226...227...228...229 and 230.

* Winds...West 10 to 20 mph with gusts up to 35 mph.

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

* Impacts...Rapid rates of fire growth and spread will be possible
  due to gusty winds which will be enhanced by dry thunderstorm 
  outflows this afternoon. In addition, new fire starts will be 
  possible with isolated dry lightning. 

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
573 
WWUS85 KPUB 142059
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
259 PM MDT Thu Jun 14 2018

...A Red Flag Warning remains in effect until 8 PM MDT this
evening for gusty winds, low humidities, and isolated dry 
thunderstorms for fire weather zones 220 through 230, which 
includes all of the southern mountains, valleys and El Paso, 
Pueblo, Huerfano, and Western Las Animas counties...

COZ220>230-150200-
/O.CON.KPUB.FW.W.0048.000000T0000Z-180615T0200Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
Eastern San Juan Mountains and La Garita Mountains Including Wolf
Creek Pass and Creede-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
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-
Western Las Animas County Including Trinidad and Thatcher-
259 PM MDT Thu Jun 14 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY AND DRY THUNDERSTORMS FOR
FIRE WEATHER ZONES 220...221...222...223...224...225...226...227...
228...229 AND 230...

* Affected Area...Fire Weather Zones 220...221...222...223... 
  224...225...226...227...228...229 and 230.

* Winds...West 15 to 25 mph with gusts up to 35 mph. Localized
  gust up to 50 mph possible near dry thunderstorms.

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

* Impacts...Rapid rates of fire growth and spread will be 
  possible due to gusty winds which will be enhanced by dry 
  thunderstorm outflows this afternoon. In addition, new fire 
  starts will be possible with isolated dry lightning.

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.

&&

$$
102 
WWUS85 KPUB 150151
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
751 PM MDT Thu Jun 14 2018

...The Red Flag Warning will expire at 8 PM MDT this evening...

COZ220>230-150300-
/O.EXP.KPUB.FW.W.0048.000000T0000Z-180615T0200Z/
Upper Arkansas River Valley Including Lake County and Chaffee
County-
Teller County/Rampart Range Including Pikes Peak and Florissant
Fossil Beds National Monument-
Fremont County Including Canon City/Howard/Texas Creek-
Eastern San Juan Mountains and La Garita Mountains Including Wolf
Creek Pass and Creede-
San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache-
Southern Front Range Including Sangre De Cristo Mountains/Wet
Mountains/La Veta Pass-
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-
Western Las Animas County Including Trinidad and Thatcher-
751 PM MDT Thu Jun 14 2018

...The RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR 
FIRE WEATHER ZONES 220...221...222...223...224...225...226...
227...228...229 AND 230...

The National Weather Service will allow the Red Flag Warning to
expire at 8 PM MDT this evening due to generally decreasing winds
in combination with increasing humidities.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 6:29 PM MDTSpecial Weather StatementPUBKiowa46 min
Jun 14, 1:00 PM MDTSpecial Weather StatementPUBLas Animas30 min
Jun 14, 2:43 PM MDTSpecial Weather StatementPUBLas Animas32 min
Jun 14, 3:46 PM MDTSpecial Weather StatementPUB29 min
Jun 14, 4:54 PM MDTSpecial Weather StatementPUBBaca36 min

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.