Red Flag Warning 8, NWS Tucson, AZ

Issued

Apr 6, 2011, 4:34 AM MST (11:34 UTC)

In effect from

Apr 6, 2011, 12:00 PM MST

Expired

Apr 6, 2011, 1:40 PM MST

In force

100 min

Issued by

NWS Tucson, AZ

339 
WWUS85 KTWC 061134
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
434 AM MST WED APR 6 2011

..RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM MST THIS
EVENING BELOW 6000 FEET FOR SOUTHERN GREENLEE...SOUTHERN
GRAHAM...COCHISE...SANTA CRUZ AND EASTERN PIMA COUNTIES DUE TO
STRONG AND GUSTY WINDS...LOW RELATIVE HUMIDITIES...AND A VERY HIGH
FIRE DANGER RATING...

AZZ148-062200-
/O.NEW.KTWC.FW.W.0008.110406T1900Z-110407T0200Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
434 AM MST WED APR 6 2011

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM MST THIS
EVENING BELOW 6000 FEET...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM MST THIS
EVENING BELOW 6000 FEET. 

* AFFECTED AREA...THE RED FLAG WARNING IS IN EFFECT FOR FIRE
  WEATHER ZONE 148 WHICH INCLUDES SOUTHERN GREENLEE...SOUTHERN
  GRAHAM...COCHISE...SANTA CRUZ AND EASTERN PIMA COUNTIES.

* TIMING...WINDS WILL SHIFT TO THE SOUTHWEST BY MID-MORNING AND
  BECOME STRONG AND GUSTY BY NOON TODAY. THESE WINDS WILL CONTINUE
  THROUGH THE EARLY EVENING HOURS. DURING THIS PERIOD...RELATIVE
  HUMIDITY VALUES WILL BE BELOW 15 PERCENT.

* WINDS...SUSTAINED 20-FOOT SOUTHWEST WINDS OF 15 TO 25 MPH WITH
  GUSTS TO 35 MPH.

* RELATIVE HUMIDITY...THE MINIMUM RELATIVE HUMIDITY VALUES WILL
  RANGE FROM 10 TO 15 PERCENT.

* IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL 
  COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. 

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

908 
WWUS85 KTWC 062040
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
140 PM MST WED APR 6 2011

...RED FLAG WARNING IS CANCELLED FOR SOUTHERN GREENLEE...SOUTHERN
GRAHAM...COCHISE...SANTA CRUZ AND EASTERN PIMA COUNTIES HAS BEEN
CANCELLED...

AZZ148-062145-
/O.CAN.KTWC.FW.W.0008.000000T0000Z-110407T0200Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
140 PM MST WED APR 6 2011

...RED FLAG WARNING IS CANCELLED FOR SOUTHERN GREENLEE...SOUTHERN
GRAHAM...COCHISE...SANTA CRUZ AND EASTERN PIMA COUNTIES...

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

WIND SPEEDS OVER THE WARNED AREA...WHILE GUSTY...HAVE MOSTLY
REMAINED BELOW CRITICAL FIRE WEATHER THRESHOLDS. WHILE 
ISOLATED LOCATIONS HAVE BRIEFLY MET CRITERIA...THEY HAVE NOT BEEN
LONG LIVED. MOISTURE PUSHING IN FROM THE SOUTH HAS ALSO BEGUN TO BRING
RELATIVE HUMIDITY VALUES ABOVE 15 PERCENT. THUS...WHILE CREWS IN
THE FIELD ARE STILL ENCOURAGED TO USE CAUTION THROUGHOUT THE EARLY
AFTERNOON...WIDESPREAD RED FLAG CONDITIONS ARE NO LONGER EXPECTED.

$$

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

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