Alert archive / Arizona / Red Flag Warnings in 2012

Red Flag Warning 9, NWS Phoenix, AZ

June 8, 2012Gila County, Maricopa County, Pinal County, Arizona

NWS Phoenix, AZ issued this red flag warning at Jun 8, 2012, 1:49 PM MST for Gila County, Maricopa County, Pinal County, Arizona. It took effect at Jun 9, 2012, 12:00 PM MST. It was in force for 8 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 8, 2012, 1:49 PM MST (20:49 UTC)
In effect from
Jun 9, 2012, 12:00 PM MST
Expired
Jun 9, 2012, 8:00 PM MST
In force
8 hr
Issued by
NWS Phoenix, AZ

Counties Gila County, AZ, Maricopa County, AZ, Pinal County, AZ

The radar

The Phoenix radar (KIWA), 13 km from the middle of the area, began a volume at 20:50 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

Tuscon, AZ (KTUS), launched 12:00Z, 8.8 hours before the alert went out and 145 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, Tuscon, AZ at 12:00Z on 2012-06-08Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tuscon, AZ at 12:00Z on 2012-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939Sfc1 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
3831 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

397 
WWUS85 KPSR 082049
RFWPSR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
149 PM MST FRI JUN 8 2012

AZZ133-091200-
/O.UPG.KPSR.FW.A.0008.120609T1800Z-120610T0300Z/
/O.NEW.KPSR.FW.W.0009.120609T1900Z-120610T0300Z/
ARIZONA FIRE WEATHER ZONE 133                                    
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
149 PM MST FRI JUN 8 2012

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MST SATURDAY FOR
STRONG WINDS...LOW RELATIVE HUMIDITY...AND VERY HIGH FIRE DANGER
FOR SOUTHERN GILA COUNTY AND THE TONTO NATIONAL FOREST FOOTHILLS...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND VERY HIGH
FIRE DANGER IN SOUTHERN GILA COUNTY FROM NOON TO 8 PM MST SATURDAY.

* AFFECTED AREA...IN ARIZONA...SOUTHERN GILA COUNTY AND THE TONTO
  NATIONAL FOREST FOOTHILLS.

* WINDS...AFTERNOON SOUTHWEST 15 TO 25 MPH WITH GUSTS TO NEAR 40
  MPH.

* TIMING...WINDS WILL INCREASE IN THE LATE MORNING HOURS SATURDAY...
  BECOMING STRONGEST DURING THE AFTERNOON AND EARLY EVENING HOURS.

* RELATIVE HUMIDITY...AS LOW AS 6 PERCENT.

* IMPACTS...FUELS ARE VERY DRY AND FIRE DANGER IS VERY HIGH. THESE
  CONDITIONS...COMBINED WITH STRONG WINDS AND LOW RELATIVE HUMIDITY
  WILL LEAD TO HAZARDOUS FIRE WEATHER CONDITIONS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
2 follow-up statements
885 
WWUS85 KPSR 090945
RFWPSR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
245 AM MST SAT JUN 9 2012

AZZ133-100300-
/O.CON.KPSR.FW.W.0009.120609T1900Z-120610T0300Z/
ARIZONA FIRE WEATHER ZONE 133                                    
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
245 AM MST SAT JUN 9 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MST
THIS EVENING FOR STRONG WINDS...LOW RELATIVE HUMIDITY...AND VERY
HIGH FIRE DANGER FOR SOUTHERN GILA COUNTY AND THE TONTO NATIONAL
FOREST FOOTHILLS...

* AFFECTED AREA...IN ARIZONA...SOUTHERN GILA COUNTY/TONTO 
  NATIONAL FOREST FOOTHILLS.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* TIMING...WINDS WILL INCREASE IN THE LATE MORNING HOURS
  SATURDAY...BECOMING STRONGEST DURING THE AFTERNOON AND EARLY
  EVENING HOURS.

* RELATIVE HUMIDITY...AS LOW AS 6 PERCENT.

* IMPACTS...FUELS ARE VERY DRY AND FIRE DANGER IS VERY HIGH. 
  THESE CONDITIONS...COMBINED WITH STRONG WINDS AND LOW RELATIVE 
  HUMIDITY WILL LEAD TO HAZARDOUS FIRE WEATHER CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
497 
WWUS85 KPSR 100301
RFWPSR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
801 PM MST SAT JUN 9 2012

AZZ133-100415-
/O.EXP.KPSR.FW.W.0009.000000T0000Z-120610T0300Z/
ARIZONA FIRE WEATHER ZONE 133                                    
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
801 PM MST SAT JUN 9 2012

...RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING FOR
STRONG WINDS...LOW RELATIVE HUMIDITY AND VERY HIGH FIRE DANGER FOR
SOUTHERN GILA COUNTY AND THE TONTO NATIONAL FOREST FOOTHILLS...

WIND SPEEDS WERE GRADUALLY DECREASING THIS EVENING WITH RISING
RELATIVE HUMIDITY VALUES...EASING CRITICAL FIRE WEATHER CONDITIONS.

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 4:18 AM MSTFire Weather WatchPSRGila, Maricopa, Pinal10 hr

Nearby

Red Flag Warnings in Arizona, 2012Every red flag warning in 2012

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.