Alert archive / Arizona / Red Flag Warnings in 2012

Red Flag Warning 9, NWS Tucson, AZ

April 12, 2012

NWS Tucson, AZ issued this red flag warning at Apr 12, 2012, 4:16 AM MST. It took effect at Apr 13, 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
Apr 12, 2012, 4:16 AM MST (11:16 UTC)
In effect from
Apr 13, 2012, 11:00 AM MST
Expired
Apr 13, 2012, 8:24 PM MST
In force
9 hr
Issued by
NWS Tucson, AZ

The text

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

440 
WWUS85 KTWC 121116
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
416 AM MST THU APR 12 2012

AZZ148-122215-
/O.UPG.KTWC.FW.A.0006.120413T1800Z-120414T0400Z/
/O.NEW.KTWC.FW.W.0009.120413T1800Z-120414T0400Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
416 AM MST THU APR 12 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM MST FRIDAY FOR
STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITY AND A HIGH TO 
VERY HIGH FIRE DANGER RATING FOR COCHISE...SANTA CRUZ AND
EASTERN PIMA COUNTIES...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 9 PM MST FRIDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...RED FLAG CONDITIONS ARE EXPECTED IN
  COCHISE...SANTA CRUZ AND EASTERN PIMA COUNTIES.

* TIMING...RELATIVE HUMIDITY VALUES BELOW 15 PERCENT ARE EXPECTED
  BY 11 AM...WITH THE STRONGEST WINDS DEVELOPING BETWEEN 1 PM AND
  3 PM.

* WINDS...SOUTHWEST 20 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* RELATIVE HUMIDITY...FALLING TO BETWEEN 10 AND 15 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED. ONGOING WILDFIRES MAY
  EXPERIENCE RAPID AND ERRATIC FIRE GROWTH.

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
4 follow-up statements
139 
WWUS85 KTWC 122100
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
200 PM MST THU APR 12 2012

AZZ148-131400-
/O.CON.KTWC.FW.W.0009.120413T1800Z-120414T0400Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
200 PM MST THU APR 12 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM MST
FRIDAY FOR STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITY AND A
HIGH TO VERY HIGH FIRE DANGER RATING FOR COCHISE...SANTA CRUZ AND
EASTERN PIMA COUNTIES...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM MST
FRIDAY. 

* AFFECTED AREA...RED FLAG CONDITIONS ARE EXPECTED IN COCHISE... 
  SANTA CRUZ AND EASTERN PIMA COUNTIES. 

* TIMING...RELATIVE HUMIDITY VALUES BELOW 15 PERCENT ARE EXPECTED
  BY NOON...WITH THE STRONGEST WINDS IN THE LATE AFTERNOON AND EARLY
  EVENING BETWEEN 2 PM AND 6 PM.

* WINDS...SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. ONGOING WILDFIRES MAY 
  EXPERIENCE RAPID AND ERRATIC FIRE GROWTH. 

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
316 
WWUS85 KTWC 131152
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
452 AM MST FRI APR 13 2012

...A RED FLAG WARNING IS IN EFFECT FROM 11 AM MST THIS MORNING TO
9 PM MST THIS EVENING FOR STRONG AND GUSTY WINDS...LOW RELATIVE
HUMIDITY AND A HIGH TO VERY HIGH FIRE DANGER RATING FOR COCHISE...
SANTA CRUZ...EASTERN PIMA AND GRAHAM COUNTY SOUTH OF THE GILA
RIVER...

.A STRONG LOW PRESSURE SYSTEM JUST OFF THE WEST COAST WILL BEGIN
TO IMPACT OUR WEATHER TODAY IN THE WAY OF VERY STRONG WINDS. THESE
SUSTAINED WINDS IN THE 25 TO 35 MPH RANGE WITH GUSTS OF 45 TO 50
MPH WILL OCCUR DURING MUCH OF THE LATE AFTERNOON AND INTO THE
EARLY EVENING HOURS. 

AZZ148-140400-
/O.CON.KTWC.FW.W.0009.120413T1800Z-120414T0400Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
452 AM MST FRI APR 13 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
9 PM MST THIS EVENING FOR STRONG AND GUSTY WINDS...LOW RELATIVE
HUMIDITY AND A HIGH TO VERY HIGH FIRE DANGER RATING FOR COCHISE...
SANTA CRUZ...EASTERN PIMA AND GRAHAM COUNTY SOUTH OF THE GILA
RIVER... 

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

* AFFECTED AREA...RED FLAG CONDITIONS ARE EXPECTED IN COCHISE...
  SANTA CRUZ...EASTERN PIMA AND GRAHAM COUNTY SOUTH OF THE GILA
  RIVER.

* TIMING...RELATIVE HUMIDITY VALUES BELOW 15 PERCENT ARE EXPECTED
  BY NOON...WITH THE STRONGEST WINDS IN THE LATE AFTERNOON AND
  EARLY EVENING BETWEEN 2 PM AND 7 PM MST.
 
* WINDS...SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. ONGOING WILDFIRES MAY 
  EXPERIENCE RAPID AND ERRATIC FIRE GROWTH. 

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
276 
WWUS85 KTWC 132045
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
145 PM MST FRI APR 13 2012

...A RED FLAG WARNING IS IN EFFECT FROM UNTIL 9 PM MST THIS
EVENING FOR STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITY AND A
HIGH TO VERY HIGH FIRE DANGER RATING FOR COCHISE... SANTA
CRUZ...EASTERN PIMA AND GRAHAM COUNTY SOUTH OF THE GILA RIVER...

.A STRONG LOW PRESSURE SYSTEM JUST OFF THE WEST COAST WILL
CONTINUE TO RESULT IN STRONG GUSTY WINDS. THESE SUSTAINED WINDS
IN THE 25 TO 35 MPH RANGE WITH GUSTS OF 45 TO 50 MPH WILL OCCUR
DURING MUCH OF THE LATE AFTERNOON AND INTO THE EARLY EVENING
HOURS.

AZZ148-140400-
/O.CON.KTWC.FW.W.0009.000000T0000Z-120414T0400Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
145 PM MST FRI APR 13 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MST THIS EVENING
FOR STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITY AND A HIGH TO 
VERY HIGH FIRE DANGER RATING FOR COCHISE...SANTA CRUZ...EASTERN 
PIMA AND GRAHAM COUNTY SOUTH OF THE GILA RIVER... 

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MST THIS EVENING.

* AFFECTED AREA...RED FLAG CONDITIONS ARE EXPECTED IN COCHISE... 
  SANTA CRUZ...EASTERN PIMA AND GRAHAM COUNTY SOUTH OF THE GILA 
  RIVER. 

* TIMING...RELATIVE HUMIDITY VALUES WILL REMAIN BELOW 15 PERCENT
  INTO THIS EVENING...WITH THE STRONGEST WINDS IN THE LATE
  AFTERNOON AND EARLY EVENING.

* WINDS...SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. ONGOING WILDFIRES MAY 
  EXPERIENCE RAPID AND ERRATIC FIRE GROWTH. 

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
780 
WWUS85 KTWC 140324
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
824 PM MST FRI APR 13 2012

.DIMINISHING WIND AND INCREASING RELATIVE HUMIDITY VALUES ARE
EXPECTED THROUGH THE REST OF THE EVENING HOURS. THEREFORE...THE
RED FLAG WARNING THAT HAD BEEN IN EFFECT FOR PORTIONS OF SOUTHEAST
THIS EVENING HAS BEEN CANCELLED.

AZZ148-140430-
/O.CAN.KTWC.FW.W.0009.000000T0000Z-120414T0400Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
824 PM MST FRI APR 13 2012

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE RED FLAG
WARNING.

DIMINISHING WIND AND INCREASING RELATIVE HUMIDITY VALUES ARE
EXPECTED THROUGH THE REST OF THE EVENING HOURS. CRITICAL FIRE
WEATHER CONDITIONS ARE NO LONGER EXPECTED THIS EVENING. THUS...THE
RED FLAG WARNING THAT HAD BEEN IN EFFECT THROUGH 9 PM MST THIS
EVENING FOR PORTIONS OF SOUTHEAST ARIZONA HAS BEEN CANCELLED.


$$

HTTP://WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 12, 1:19 PM MSTWind AdvisoryTWCCochise, Graham, Greenlee, Pima, Pinal, Santa Cruz50 hr
Apr 12, 1:19 PM MSTWind AdvisoryTWCCochise, Graham, Greenlee, Pima, Pinal, Santa Cruz30 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.