Alert archive / Colorado / Red Flag Warnings in 2017

Red Flag Warning 29, NWS Pueblo, CO

September 20, 201710 counties in Colorado

NWS Pueblo, CO issued this red flag warning at Sep 20, 2017, 2:58 PM MDT for 10 counties in Colorado. It took effect at Sep 21, 2017, 12:00 PM MDT. It was in force for 7 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
Sep 20, 2017, 2:58 PM MDT (20:58 UTC)
In effect from
Sep 21, 2017, 12:00 PM MDT
Expired
Sep 21, 2017, 7:00 PM MDT
In force
7 hr
Issued by
NWS Pueblo, CO

Counties Baca County, CO, Bent County, CO, Crowley County, CO, El Paso County, CO, Huerfano County, CO, Kiowa County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO, Pueblo County, CO

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 9.0 hours before the alert went out and 212 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 2017-09-20Temperature 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 2017-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 334 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
1631 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
334 m²/s²
0-3 km storm-relative helicity
432 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

975 
WWUS85 KPUB 202058
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
258 PM MDT Wed Sep 20 2017

...A Red Flag Warning has been issued from Noon until 7 PM MDT 
Thursday for gusty winds, low humidities and dry fuels for fire 
weather zones 226 through 237 which includes the I-25 corridor and
the southeast Colorado plains...

COZ226>237-211300-
/O.UPG.KPUB.FW.A.0002.170921T1800Z-170922T0100Z/
/O.NEW.KPUB.FW.W.0029.170921T1800Z-170922T0100Z/
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-
Crowley County Including Ordway-
Otero County Including La Junta and Western Comanche Grasslands-
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
258 PM MDT Wed Sep 20 2017

...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT THURSDAY FOR
FIRE WEATHER ZONES 226...227...228...229...230...231...232...
233...234...235...236 AND 237...

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

* Affected Area...Fire Weather Zones 226...227...228...229... 
  230...231...232...233...234...235...236 and 237.

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

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

* Temperatures...in the mid 80s to mid 90s.

* 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.

&&

$$

Hodanish
3 follow-up statements
295 
WWUS85 KPUB 210919
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
319 AM MDT Thu Sep 21 2017

...A Red Flag Warning is in effect from Noon until 7 PM MDT 
today for gusty winds, low humidities and dry fuels for fire 
weather zones 226 through 237 which includes the I-25 corridor and
the southeast Colorado plains...

COZ226>237-220100-
/O.CON.KPUB.FW.W.0029.170921T1800Z-170922T0100Z/
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-
Crowley County Including Ordway-
Otero County Including La Junta and Western Comanche Grasslands-
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
319 AM MDT Thu Sep 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MDT
THIS EVENING FOR FIRE WEATHER ZONES 226...227...228...229...230...
231...232...233...234...235...236 AND 237...

* Affected Area...Fire Weather Zones 226...227...228...229... 
  230...231...232...233...234...235...236 and 237.

* Winds...southwest 15 to 25 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.

&&

$$
256 
WWUS85 KPUB 212112
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
312 PM MDT Thu Sep 21 2017

...A Red Flag Warning is in effect from until 7 PM MDT today for 
gusty winds, low humidities and dry fuels for fire weather zones 
226 through 237 which includes the I-25 corridor and the southeast
Colorado plains...

COZ226>237-220100-
/O.CON.KPUB.FW.W.0029.000000T0000Z-170922T0100Z/
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-
Crowley County Including Ordway-
Otero County Including La Junta and Western Comanche Grasslands-
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
312 PM MDT Thu Sep 21 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR FIRE WEATHER ZONES 226...227...228...229...230...231...232...
233...234...235...236 AND 237...

* Affected Area...Fire Weather Zones 226...227...228...229... 
  230...231...232...233...234...235...236 and 237.

* Winds...south 10 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.

&&

$$

Hodanish
365 
WWUS85 KPUB 220056
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
656 PM MDT Thu Sep 21 2017

...The Red Flag Warning will expire at 7 PM MDT this evening for
gusty winds, low humidities and dry fuels for fire weather zones 
226 through 237, which includes the I-25 corridor and the 
southeast Colorado plains...

COZ226>237-220200-
/O.EXP.KPUB.FW.W.0029.000000T0000Z-170922T0100Z/
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-
Crowley County Including Ordway-
Otero County Including La Junta and Western Comanche Grasslands-
Eastern Las Animas County Including Pinon Canyon-
Kiowa County Including Eads-Bent County Including Las Animas-
Prowers County Including Lamar-
Baca County Including Springfield and Eastern Comanche Grasslands-
656 PM MDT Thu Sep 21 2017

...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR GUSTY
WINDS, LOW HUMIDITY VALUES AND DRY FUELS FOR FIRE WEATHER ZONES 
226...227...228... 229...230...231...232...233...234...235...236 
AND 237...

Winds will continue to diminish this evening and humidity values
will slowly climb back above critical thresholds. Therefore the
Red Flag Warning will be allowed to expire at 7 PM MDT this
evening.


$$

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.