Alert archive / Arizona / Red Flag Warnings in 2011

Red Flag Warning 25, NWS Tucson, AZ

June 2, 2011

NWS Tucson, AZ issued this red flag warning at Jun 2, 2011, 8:42 AM MST. It took effect at Jun 2, 2011, 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 2, 2011, 8:42 AM MST (15:42 UTC)
In effect from
Jun 2, 2011, 12:00 PM MST
Expired
Jun 2, 2011, 7:36 PM MST
In force
8 hr
Issued by
NWS Tucson, AZ

The text

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

577 
WWUS85 KTWC 021542
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
842 AM MST THU JUN 2 2011

...RED FLAG WARNING IS IN EFFECT FROM NOON TODAY TO 8 PM THIS
EVENING FOR GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES FOR
STRONG AND GUSTY WINDS...VERY LOW RELATIVE HUMIDITIES AND A VERY
HIGH TO EXTREME FIRE DANGER RATING...

.AN AREA OF LOW PRESSURE ALONG THE WEST COAST WILL RESULT IN
BREEZY TO LOCALLY WINDY CONDITIONS ACROSS SOUTHEAST ARIZONA...
ESPECIALLY GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES.
THE COMBINATION OF THESE WINDS...A VERY DRY AIR MASS IN PLACE
RESULTING IN RELATIVE HUMIDITIES IN THE SINGLE DIGITS...AND A
VERY HIGH TO EXTREME FIRE DANGER RATING...CRITICAL FIRE WEATHER
CONDITIONS ARE EXPECTED TODAY. 

AZZ146-148-030300-
/O.NEW.KTWC.FW.W.0025.110602T1900Z-110603T0300Z/
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-
842 AM MST THU JUN 2 2011

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MST THIS
EVENING FOR GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM MST THIS
EVENING FOR GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES. 

* AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR FOR GRAHAM...
  GREENLEE...COCHISE AND SANTA CRUZ COUNTIES.

* TIMING...RELATIVE HUMIDITY ARE ALREADY AT OR BELOW THE CRITICAL
  15 PERCENT THRESHOLD ALREADY THIS MORNING. SUSTAINED 20-FOOT
  WIND SPEEDS WILL INCREASE THIS MORNING...ESPECIALLY IN THE
  HIGHER ELEVATIONS...THEN NUDGING ABOVE THE CRITICAL 20 MPH
  THRESHOLD AROUND NOON. WIND SPEEDS WILL REMAIN BREEZY WITH
  STRONG GUSTS THROUGH 8 PM MST THIS EVENING...BEFORE THEY BEGIN
  TO DIMINISH.

* WINDS...SUSTAINED 20-FOOT SOUTHWEST TO WEST WINDS OF 15 TO 25
  MPH WITH GUSTS UP TO 40 MPH ARE EXPECTED.

* RELATIVE HUMIDITY...RELATIVE HUMIDITY VALUES ARE EXPECTED TO
  REMAIN IN THE SINGLE DIGITS INTO THE EVENING HOURS.

* IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY 
  HIGH TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL 
  FIRE WEATHER THRESHOLDS THIS AFTERNOON INTO EARLY EVENING. 

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
2 follow-up statements
729 
WWUS85 KTWC 022142
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
242 PM MST THU JUN 2 2011

...RED FLAG WARNING IS IN EFFECT UNTIL 8 PM THIS EVENING FOR
GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES FOR STRONG AND
GUSTY WINDS...VERY LOW RELATIVE HUMIDITIES AND A VERY HIGH TO
EXTREME FIRE DANGER RATING...

.AN AREA OF LOW PRESSURE ALONG THE WEST COAST HAS RESULTED IN
BREEZY TO LOCALLY WINDY CONDITIONS ACROSS SOUTHEAST ARIZONA...
ESPECIALLY GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES.
THE COMBINATION OF THESE WINDS...A VERY DRY AIR MASS IN PLACE
RESULTING IN RELATIVE HUMIDITIES IN THE SINGLE DIGITS...AND A VERY
HIGH TO EXTREME FIRE DANGER RATING...CRITICAL FIRE WEATHER
CONDITIONS ARE EXPECTED THIS AFTERNOON INTO THE EARLY EVENING.

AZZ146-148-030300-
/O.CON.KTWC.FW.W.0025.000000T0000Z-110603T0300Z/
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-
242 PM MST THU JUN 2 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING FOR GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING FOR
GRAHAM...GREENLEE...COCHISE AND SANTA CRUZ COUNTIES.

* AFFECTED AREA...RED FLAG WARNING IS IN EFFECT FOR FOR GRAHAM...
  GREENLEE...COCHISE AND SANTA CRUZ COUNTIES. 

* TIMING...RELATIVE HUMIDITIES AND SUSTAINED 20-FOOT WIND SPEEDS
  WILL REMAIN NEAR OR SLIGHTLY ABOVE CRITICAL FIRE WEATHER
  THRESHOLDS UNTIL 8 PM THIS EVENING. 

* WINDS...SUSTAINED 20-FOOT SOUTHWEST TO WEST WINDS OF 15 TO 25 MPH
  WITH GUSTS UP TO 40 MPH ARE EXPECTED.

* RELATIVE HUMIDITY...RELATIVE HUMIDITY VALUES WILL REMAIN IN THE
  SINGLE DIGITS INTO THE EVENING HOURS.

* IMPACTS...STRONG WINDS...LOW RELATIVE HUMIDITIES AND A VERY HIGH
  TO EXTREME FIRE DANGER RATING WILL RESULT IN CRITICAL FIRE WEATHER
  THRESHOLDS THIS AFTERNOON INTO EARLY EVENING.

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
722 
WWUS85 KTWC 030236
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
736 PM MST THU JUN 2 2011

AZZ146-148-030345-
/O.CAN.KTWC.FW.W.0025.000000T0000Z-110603T0300Z/
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-
736 PM MST THU JUN 2 2011

...RED FLAG WARNING IS CANCELLED...

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

WIND SPEEDS HAVE DIMINISHED BELOW CRITICAL THRESHOLDS AND ARE
EXPECTED TO REMAIN THERE OVERNIGHT. THEREFORE THE RED FLAG WARNING
WAS CANCELLED. POOR NIGHTTIME RECOVERY IS EXPECTED FOR RELATIVE
HUMIDITIES.

$$

HTTP://WEATHER.GOV/TUCSON

Nearby

Red Flag Warnings in Arizona, 2011Every red flag warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.