Alert archive / Colorado / Red Flag Warnings in 2017

Red Flag Warning 20, NWS Pueblo, CO

March 18, 2017Fremont County, Huerfano County, Pueblo County, Colorado

NWS Pueblo, CO issued this red flag warning at Mar 18, 2017, 8:45 PM MDT for Fremont County, Huerfano County, Pueblo County, Colorado. It took effect at Mar 19, 2017, 11:00 AM MDT. It was in force for 9 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
Mar 18, 2017, 8:45 PM MDT (02:45 UTC)
In effect from
Mar 19, 2017, 11:00 AM MDT
Expired
Mar 19, 2017, 8:00 PM MDT
In force
9 hr
Issued by
NWS Pueblo, CO

Counties Fremont County, CO, Huerfano County, CO, Pueblo County, CO

The radar

The Pueblo radar (KPUX), 79 km from the middle of the area, began a volume at 02:43 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 00:00Z, 2.8 hours before the alert went out and 247 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 2017-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLEL10008507005003002001001 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 2017-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
3 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
4254 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

846 
WWUS85 KPUB 190245
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
845 PM MDT Sat Mar 18 2017

...A RED FLAG WARNING HAS BEEN ISSUED FROM 11 AM UNTIL 8 PM SUNDAY  
FOR GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE 
WEATHER ZONES...222...228 and 229...WHICH INCLUDES 
PUEBLO...FREMONT AND HUERFANO COUNTIES...

COZ222-228-229-191845-
/O.UPG.KPUB.FW.A.0013.170319T1700Z-170320T0200Z/
/O.NEW.KPUB.FW.W.0020.170319T1700Z-170320T0200Z/
Fremont County Including Canon City/Howard/Texas Creek-
Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
845 PM MDT Sat Mar 18 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT SUNDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
222...228 AND 229...

The National Weather Service in Pueblo has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from 11 AM to 8 PM MDT Sunday. The Fire Weather Watch is 
no longer in effect.

* Affected Area...Fire Weather Zones 222...228 and 229.

* Winds...west 10 to 15 mph with gusts up to 25 mph.

* Relative Humidity...as low as 6 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.

&&

$$
3 follow-up statements
152 
WWUS85 KPUB 191005
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
405 AM MDT Sun Mar 19 2017

...A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING UNTIL
8 PM THIS EVENING FOR GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY
FUELS FOR FIRE WEATHER ZONES...222...228 and 229...WHICH INCLUDES
PUEBLO... FREMONT AND HUERFANO COUNTIES...

COZ222-228-229-200200-
/O.CON.KPUB.FW.W.0020.170319T1700Z-170320T0200Z/
Fremont County Including Canon City/Howard/Texas Creek-
Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
405 AM MDT Sun Mar 19 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM MDT THIS EVENING FOR GUSTY WINDS...LOW RELATIVE HUMIDITY AND
DRY FUELS FOR FIRE WEATHER ZONES 222...228 AND 229...

* Affected Area...Fire Weather Zones 222...228 and 229.

* Winds...west 10 to 20 mph with gusts up to 30 mph.

* Relative Humidity...5 to 10 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.

&&

$$
348 
WWUS85 KPUB 192049
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
249 PM MDT Sun Mar 19 2017

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM THIS EVENING 
FOR GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE 
WEATHER ZONES...222...228 and 229...WHICH INCLUDES PUEBLO... 
FREMONT AND HUERFANO COUNTIES...

COZ222-228-229-200200-
/O.CON.KPUB.FW.W.0020.000000T0000Z-170320T0200Z/
Fremont County Including Canon City/Howard/Texas Creek-
Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
249 PM MDT Sun Mar 19 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR  FIRE WEATHER ZONES 222...228 AND 229...

* Affected Area...Fire Weather Zones 222...228 and 229.

* Winds...west 10 to 20 mph with gusts up to 30 mph.

* Relative Humidity...as low as 6 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
361 
WWUS85 KPUB 200151
RFWPUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pueblo CO
751 PM MDT Sun Mar 19 2017

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

COZ222-228-229-200300-
/O.EXP.KPUB.FW.W.0020.000000T0000Z-170320T0200Z/
Fremont County Including Canon City/Howard/Texas Creek-
Pueblo County Including Pueblo-
Huerfano County Including Walsenburg-
751 PM MDT Sun Mar 19 2017

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR GUSTY
WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONES 222...228 AND 
229...

Winds have diminished and relative humidity values will continue
to increase, which allows for the Red Flag Warning to expire at 
8 PM MDT.

$$

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.