Alert archive / Arizona / Red Flag Warnings in 2007

Red Flag Warning 3, NWS Tucson, AZ

March 5, 2007

NWS Tucson, AZ issued this red flag warning at Mar 5, 2007, 12:51 AM MST. It was in force for 13 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 5, 2007, 12:51 AM MST (07:51 UTC)
Expired
Mar 5, 2007, 2:00 PM MST
In force
13 hr
Issued by
NWS Tucson, AZ

The text

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

000 
WWUS85 KTWC 050751
RFWTWC

RED FLAG WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
1251 AM MST MON MAR 5 2007

...RED FLAG WARNING IN EFFECT UNTIL 2 PM MST FOR GRAHAM COUNTY
SOUTH OF THE GILA RIVER...COCHISE COUNTY...SANTA CRUZ COUNTY...
EASTERN PIMA COUNTY...AND SOUTHEAST PINAL COUNTY FOR STRONG AND
GUSTY EAST TO SOUTHEAST WINDS...LOW RELATIVE HUMIDITIES AND A
HIGH TO VERY HIGH FIRE DANGER RATING...

.STRONG HIGH PRESSURE ALONG THE LEE OF THE SOUTHERN ROCKIES HAS
LED TO A TIGHT SURFACE PRESSURE GRADIENT OVER PORTIONS OF SOUTHEAST
ARIZONA. EXPECT SUSTAINED EAST TO SOUTHEAST 20 FOOT WINDS OF 25 TO
35 MPH WITH GUSTS TO 45 MPH. THESE WINDS WILL PERSIST THROUGH THE
REST OF THE OVERNIGHT HOURS AND INTO THE EARLY AFTERNOON HOURS
TODAY. THE WINDS ARE THEN EXPECTED TO DIMINISH CONSIDERABLY
DURING THE AFTERNOON AS THE SURFACE PRESSURE GRADIENT WEAKENS.

AZZ147-148-052100-
/O.NEW.KTWC.FW.W.0003.070305T0751Z-070305T2100Z/
ARIZONA FIRE WEATHER ZONE 147
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/SEZ-
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/SEZ-
1251 AM MST MON MAR 5 2007

...RED FLAG WARNING IN EFFECT UNTIL 2 PM MST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON. 

EXPECT SUSTAINED 20 FOOT EAST TO SOUTHEAST WINDS OF 25 TO 35 MPH
WITH GUSTS TO 45 MPH TO PERSIST THROUGH THE REST OF THE OVERNIGHT
HOURS AND INTO THE EARLY AFTERNOON HOURS TODAY. RELATIVE HUMIDITY
VALUES WILL REMAIN VERY LOW...IN THE SINGLE DIGITS TO MIDDLE
TEENS. THIS COMBINED WITH A HIGH TO VERY HIGH FIRE DANGER RATING
HAS PROMPTED THE ISSUANCE OF A RED FLAG WARNING THAT WILL CONTINUE
THROUGH 2 PM MST THIS AFTERNOON.

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

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

$$
2 follow-up statements
000 
WWUS85 KTWC 051307
RFWTWC

RED FLAG WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
607 AM MST MON MAR 5 2007

...RED FLAG WARNING IN EFFECT UNTIL 2 PM MST FOR GRAHAM COUNTY
SOUTH OF THE GILA RIVER...COCHISE COUNTY...SANTA CRUZ COUNTY...
EASTERN PIMA COUNTY...AND SOUTHEAST PINAL COUNTY FOR STRONG AND
GUSTY EAST TO SOUTHEAST WINDS...LOW RELATIVE HUMIDITIES AND A
HIGH TO VERY HIGH FIRE DANGER RATING...

.STRONG HIGH PRESSURE ALONG THE LEE OF THE SOUTHERN ROCKIES HAS
LED TO A TIGHT SURFACE PRESSURE GRADIENT OVER PORTIONS OF
SOUTHEAST ARIZONA. EXPECT SUSTAINED EAST TO SOUTHEAST 20 FOOT
WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH. THESE WINDS WILL
PERSIST THROUGH THE REST OF THE MORNING HOURS AND INTO THE EARLY
AFTERNOON HOURS TODAY. THE WINDS ARE THEN EXPECTED TO DIMINISH
CONSIDERABLY DURING THE AFTERNOON AS THE SURFACE PRESSURE GRADIENT
WEAKENS.

AZZ147-148-052100-
/O.CON.KTWC.FW.W.0003.000000T0000Z-070305T2100Z/
ARIZONA FIRE WEATHER ZONE 147
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/SEZ-
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/SEZ-
607 AM MST MON MAR 5 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON. 

EXPECT SUSTAINED 20 FOOT EAST TO SOUTHEAST WINDS OF 15 TO 25 MPH
WITH GUSTS TO 35 MPH TO PERSIST THROUGH THE REST OF THE MORNING HOURS
AND INTO THE EARLY AFTERNOON HOURS TODAY. RELATIVE HUMIDITY VALUES
WILL REMAIN VERY LOW...IN THE SINGLE DIGITS TO MIDDLE TEENS. THIS
COMBINED WITH A HIGH TO VERY HIGH FIRE DANGER RATING HAS LED TO
THE CONTINUATION OF THE RED FLAG WARNING THROUGH 2 PM MST THIS
AFTERNOON.

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

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

$$
000 
WWUS85 KTWC 052057
RFWTWC

RED FLAG WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
157 PM MST MON MAR 5 2007

...RED FLAG WARNING WILL EXPIRE AT 2 PM MST FOR GRAHAM COUNTY
SOUTH OF THE GILA RIVER...COCHISE COUNTY...SANTA CRUZ
COUNTY...EASTERN PIMA COUNTY AND SOUTHEAST PINAL COUNTY...

.THE STRONG PRESSURE GRADIENT OVER SOUTHEAST ARIZONA THAT BROUGHT
STRONG WINDS TO THE AREA SUNDAY AND THIS MORNING HAS NOW LOOSENED
AND THE WINDS HAVE BEGUN TO DIMINISH. BREEZY CONDITIONS WILL STILL
BE OBSERVED AT SOME STATIONS WITH LOW RELATIVE HUMIDITY VALUES
ARE STILL PRESENT.

AZZ147-148-052200-
/O.EXP.KTWC.FW.W.0003.000000T0000Z-070305T2100Z/
ARIZONA FIRE WEATHER ZONE 147
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/SEZ-
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/SEZ-
157 PM MST MON MAR 5 2007

...RED FLAG WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON...

THE RED FLAG WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON.
STRONG SURFACE WINDS HAVE BEGUN TO DIMINISH THIS AFTERNOON AS THE
SURFACE PRESSURE GRADIENT LOOSENS OVER THE AREA. ALTHOUGH RED FLAG
CRITERIA WINDS ARE NO LONGER EXPECTED SEVERAL STATIONS WILL STILL
EXPERIENCE BREEZY CONDITIONS WITH GUSTS UP TO 25 MPH. RELATIVE
HUMIDITY VALUES WILL REMAIN VERY LOW...WITH POOR OVERNIGHT
RECOVERIES. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 5, 12:28 AM MSTWind AdvisoryTWC12 hr

Nearby

Red Flag Warnings in Arizona, 2007Every red flag warning in 2007

Sources

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