Alert archive / Arizona / Red Flag Warnings in 2012

Red Flag Warning 7, NWS Tucson, AZ

March 31, 2012

NWS Tucson, AZ issued this red flag warning at Mar 31, 2012, 2:18 PM MST. It took effect at Apr 1, 2012, 11:00 AM MST. 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 31, 2012, 2:18 PM MST (21:18 UTC)
In effect from
Apr 1, 2012, 11:00 AM MST
Expired
Apr 1, 2012, 8:00 PM MST
In force
9 hr
Issued by
NWS Tucson, AZ

The text

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

118 
WWUS85 KTWC 312118
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
218 PM MST SAT MAR 31 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MST SUNDAY FOR
STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH
FIRE DANGER RATING...INCLUDING SOUTHERN GREENLEE...SOUTHERN GRAHAM...
COCHISE...EASTERN PIMA...AND SANTA CRUZ COUNTIES...

.A LOW PRESSURE SYSTEM APPROACHING ARIZONA WILL RESULT IN BREEZY
TO WINDY CONDITIONS ACROSS PORTIONS OF SOUTHEAST ARIZONA SUNDAY.
EXPECT STRONG WINDS TO COMBINE WITH LOW RELATIVE HUMIDITIES AND A
VERY HIGH FIRE DANGER RATING...RESULTING IN CRITICAL FIRE WEATHER
CONDITIONS. THEREFORE...A RED FLAG WARNING IS IN EFFECT FROM 11 AM
TO 8 PM MST SUNDAY FOR SOUTHERN GREENLEE...SOUTHERN GRAHAM...
COCHISE...EASTERN PIMA...AND SANTA CRUZ COUNTIES.

AZZ146-148-011400-
/O.UPG.KTWC.FW.A.0004.120401T1800Z-120402T0300Z/
/O.NEW.KTWC.FW.W.0007.120401T1800Z-120402T0300Z/
ARIZONA FIRE WEATHER ZONE 146
NORTHERN GREENLEE COUNTY-GRAHAM COUNTY NORTH OF GILA RIVER-
APACHE NF/SAN CARLOS BIA/SDC-ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
218 PM MST SAT MAR 31 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 8 PM MST SUNDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA...THE WATCH INCLUDES FIRE WEATHER ZONES 146 AND
  148 INCLUDING SOUTHERN GREENLEE...SOUTHERN GRAHAM...COCHISE...
  EASTERN PIMA AND SANTA CRUZ COUNTIES.

* TIMING...11 AM MST UNTIL 8 PM MST SUNDAY.

* WINDS...SUSTAINED 20 FOOT WEST WINDS OF 15 TO 30 MPH...WITH
  GUSTS BETWEEN 40 TO 45 MPH.

* RELATIVE HUMIDITY...SINGLE DIGITS TO MIDDLE TEENS.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

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 WILL
CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$


HTTP://WEATHER.GOV/TUCSON
3 follow-up statements
549 
WWUS85 KTWC 011229
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
529 AM MST SUN APR 1 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MST TODAY FOR
STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES AND A HIGH TO VERY
HIGH FIRE DANGER RATING...INCLUDING PORTIONS OF GREENLEE...GRAHAM...
COCHISE...EASTERN PIMA...SOUTHEAST PINAL AND SANTA CRUZ
COUNTIES...

.A LOW PRESSURE SYSTEM APPROACHING ARIZONA WILL RESULT IN BREEZY
TO WINDY CONDITIONS ACROSS PORTIONS OF SOUTHEAST ARIZONA TODAY.
EXPECT STRONG WINDS TO COMBINE WITH LOW RELATIVE HUMIDITIES AND A
HIGH TO VERY HIGH FIRE DANGER RATING...RESULTING IN CRITICAL FIRE
WEATHER CONDITIONS. THEREFORE...A RED FLAG WARNING IS IN EFFECT
FROM 11 AM TO 8 PM MST TODAY FOR PORTIONS OF GREENLEE...GRAHAM...
COCHISE...EASTERN PIMA...SOUTHEAST PINAL AND SANTA CRUZ COUNTIES.

AZZ147-011830-
/O.EXA.KTWC.FW.W.0007.120401T1800Z-120402T0300Z/
ARIZONA FIRE WEATHER ZONE 147
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/TDC-
529 AM MST SUN APR 1 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING. 

* AFFECTED AREA...THE RED FLAG WARNING INCLUDES THE FAR NORTHEAST
  PORTION OF FIRE WEATHER ZONE 147...INCLUDING SOUTHEAST PINAL
  COUNTY.

* TIMING...11 AM MST THIS MORNING UNTIL 8 PM MST THIS EVENING.

* WINDS...SUSTAINED 20 FOOT WEST WINDS OF 15 TO 25 MPH...WITH
  GUSTS BETWEEN 35 AND 40 MPH.

* RELATIVE HUMIDITY...SINGLE DIGITS TO MIDDLE TEENS.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR
  BURNING IS NOT RECOMMENDED.

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 WILL CREATE
THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD
OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$

AZZ146-148-011830-
/O.CON.KTWC.FW.W.0007.120401T1800Z-120402T0300Z/
ARIZONA FIRE WEATHER ZONE 146
NORTHERN GREENLEE COUNTY-GRAHAM COUNTY NORTH OF GILA RIVER-
APACHE NF/SAN CARLOS BIA/SDC-ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
529 AM MST SUN APR 1 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM MST THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM MST THIS EVENING. 

* AFFECTED AREA...THE RED FLAG WARNING INCLUDES PORTIONS OF FIRE
  WEATHER ZONES 146 AND 148 INCLUDING GREENLEE...GRAHAM...COCHISE...
  EASTERN PIMA AND SANTA CRUZ COUNTIES.

* TIMING...11 AM MST THIS MORNING UNTIL 8 PM MST THIS EVENING.

* WINDS...SUSTAINED 20 FOOT WEST WINDS OF 15 TO 30 MPH...WITH
  GUSTS BETWEEN 40 AND 45 MPH.

* RELATIVE HUMIDITY...SINGLE DIGITS TO MIDDLE TEENS.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR
  BURNING IS NOT RECOMMENDED.

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 WILL CREATE
THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD
OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$


HTTP://WEATHER.GOV/TUCSON
323 
WWUS85 KTWC 011813
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1113 AM MST SUN APR 1 2012

AZZ146>148-020300-
/O.CON.KTWC.FW.W.0007.000000T0000Z-120402T0300Z/
ARIZONA FIRE WEATHER ZONE 146
NORTHERN GREENLEE COUNTY-GRAHAM COUNTY NORTH OF GILA RIVER-
APACHE NF/SAN CARLOS BIA/SDC-ARIZONA FIRE WEATHER ZONE 147
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/TDC-
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
1113 AM MST SUN APR 1 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING 
FOR STRONG WINDS...LOW RELATIVE HUMIDITIES AND HIGH TO VERY HIGH 
FIRE DANGER...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING.

* AFFECTED AREA...THE RED FLAG WARNING INCLUDES PORTIONS OF
  GREENLEE...GRAHAM...COCHISE...SANTA CRUZ...EASTERN PIMA AND
  SOUTHEAST PINAL COUNTIES.

* TIMING...WINDS WILL BE STRONGEST BETWEEN 1 PM AND 7 PM.

* WINDS...WEST OR SOUTHWEST 15 TO 30 MPH WITH GUSTS 40 TO 45 MPH.

* RELATIVE HUMIDITY...MINIMUM VALUES BETWEEN 6 AND 14 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$

HTTP://WEATHER.GOV/TUCSON
842 
WWUS85 KTWC 020308
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
808 PM MST SUN APR 1 2012

AZZ146>148-020415-
/O.EXP.KTWC.FW.W.0007.000000T0000Z-120402T0300Z/
ARIZONA FIRE WEATHER ZONE 146
NORTHERN GREENLEE COUNTY-GRAHAM COUNTY NORTH OF GILA RIVER-
APACHE NF/SAN CARLOS BIA/SDC-ARIZONA FIRE WEATHER ZONE 147
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/TDC-
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
808 PM MST SUN APR 1 2012

...RED FLAG WARNING HAS EXPIRED...

DURING THE PAST HOUR OR SO THE WINDS HAVE BEEN STEADILY DECREASING.
IN ADDITION...RELATIVE HUMIDITY VALUES HAVE BEEN INCREASING. AS A
RESULT WIDESPREAD RED FLAG CONDITIONS ARE NO LONGER BEING MET
ACROSS SOUTHEAST ARIZONA. THEREFORE THE RED FLAG WARNING WAS
ALLOWED TO EXPIRE AT 8 PM MST. A FEW LOCATIONS COULD FLIRT WITH
RED FLAG CONDITIONS FOR ANOTHER HOUR OR SO...BUT THE WINDS WILL
CONTINUE TO SLOWLY DECREASE AS THE RELATIVE HUMIDITY VALUES SLOWLY
INCREASE AS THE EVENING PROGRESSES.

$$


HTTP://WEATHER.GOV/TUCSON

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.