Alert archive / Arizona / Red Flag Warnings in 2016

Red Flag Warning 10, NWS Tucson, AZ

April 27, 20166 counties in Arizona

NWS Tucson, AZ issued this red flag warning at Apr 27, 2016, 3:25 PM MST for 6 counties in Arizona. It took effect at Apr 28, 2016, 12:00 PM MST. It was in force for 7 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 27, 2016, 3:25 PM MST (22:25 UTC)
In effect from: Apr 28, 2016, 12:00 PM MST
Expired: Apr 28, 2016, 7:00 PM MST
In force: 7 hr
Issued by: NWS Tucson, AZ

Counties Cochise County, AZ, Graham County, AZ, Greenlee County, AZ, Pima County, AZ, Pinal County, AZ, Santa Cruz County, AZ

The radar

The Tucson radar (KEMX), 61 km from the middle of the area, began a volume at 22:27 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Tuscon, AZ (KDMA), launched 12:00Z, 10.4 hours before the alert went out and 49 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 0 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: -37 m²/s²
0-3 km storm-relative helicity: 139 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

254 
WWUS85 KTWC 272225
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
325 PM MST WED APR 27 2016

AZZ152-281300-
/O.UPG.KTWC.FW.A.0008.160428T1900Z-160429T0200Z/
/O.NEW.KTWC.FW.W.0010.160428T1900Z-160429T0200Z/
ARIZONA FIRE WEATHER ZONE 152
SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY-
SOUTHERN GREENLEE COUNTY-
LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION 
IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC-
325 PM MST WED APR 27 2016

...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MST THURSDAY FOR
THE MOST OF FIRE WEATHER ZONE 152 FOR STRONG AND GUSTY WINDS...LOW
RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TO 7 PM MST THURSDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA...MOST OF FIRE WEATHER ZONE 152.

* TIMING...12 PM MST THROUGH 7 PM MST THURSDAY.

* WINDS...SOUTHWEST AT 20 TO 30 MPH WITH GUSTS BETWEEN 35 AND 45
  MPH. THE STRONGEST WINDS ARE EXPECTED OVER COCHISE AND GRAHAM
  COUNTIES IN FIRE WEATHER ZONE 152.

* RELATIVE HUMIDITY...AFTERNOON MINIMUM RELATIVE HUMIDITY VALUES
  WILL FALL TO BETWEEN 1O AND 17 PCT.

* IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE 
  POTENTIAL TO SPREAD RAPIDLY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A
COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION 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.

&&

$$

AZZ151-281300-
/O.NEW.KTWC.FW.W.0010.160428T1900Z-160429T0200Z/
ARIZONA FIRE WEATHER ZONE 151
EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY-
SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY-
CORONADO NF-TDC-
325 PM MST WED APR 27 2016

...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MST THURSDAY FOR
THE FAR SOUTHEAST PORTION OF FIRE WEATHER ZONE 151 FOR STRONG AND
GUSTY WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER
RATING...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TO 7 PM MST THURSDAY. 

* AFFECTED AREA...FAR SOUTHEAST PORTION OF FIRE WEATHER ZONE 151.

* TIMING...12 PM MST THROUGH 7 PM MST THURSDAY.

* WINDS...SOUTHWEST AT 15 TO 25 MPH WITH GUSTS BETWEEN 30 AND 40
  MPH.

* RELATIVE HUMIDITY...AFTERNOON MINIMUM RELATIVE HUMIDITY VALUES
  WILL FALL TO BETWEEN 1O AND 17 PCT.

* IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE 
  POTENTIAL TO SPREAD RAPIDLY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A
COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION 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.

&&

$$

VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON

3 follow-up statements

658 
WWUS85 KTWC 280857
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
157 AM MST THU APR 28 2016

AZZ151-152-290200-
/O.CON.KTWC.FW.W.0010.160428T1900Z-160429T0200Z/
ARIZONA FIRE WEATHER ZONE 151
EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY-
SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY-
CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152
SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY-
SOUTHERN GREENLEE COUNTY-
LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION 
IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC-
157 AM MST THU APR 28 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MST
THIS EVENING FOR MOST OF FIRE WEATHER ZONE 152 AND THE FAR
SOUTHEAST PORTION OF FIRE WEATHER ZONE 151 FOR STRONG AND GUSTY
WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING...

* AFFECTED AREA...MOST OF FIRE WEATHER ZONE 152 AND THE FAR
  SOUTHEAST PORTION OF FIRE WEATHER ZONE 151.

* TIMING...NOON TODAY THROUGH 7 PM MST THIS EVENING.

* WINDS...SOUTHWEST AT 20 TO 30 MPH WITH GUSTS BETWEEN 35 AND 45
  MPH. THE STRONGEST WINDS ARE EXPECTED CLOSE TO THE NEW MEXICO
  BORDER IN FIRE WEATHER ZONE 152.

* RELATIVE HUMIDITY...AFTERNOON MINIMUM RELATIVE HUMIDITY VALUES
  WILL FALL TO BETWEEN 12 AND 17 PCT.  

* IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE 
  POTENTIAL TO SPREAD RAPIDLY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A
COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION 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.

&&

$$


VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON

682 
WWUS85 KTWC 282134
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
234 PM MST THU APR 28 2016

AZZ151-152-290200-
/O.CON.KTWC.FW.W.0010.000000T0000Z-160429T0200Z/
ARIZONA FIRE WEATHER ZONE 151
EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY-
SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY-
CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152
SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY-
SOUTHERN GREENLEE COUNTY-
LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION 
IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC-
234 PM MST THU APR 28 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MST THIS EVENING
FOR MOST OF FIRE WEATHER ZONE 152 AND THE FAR SOUTHEAST PORTION
OF FIRE WEATHER ZONE 151 FOR STRONG AND GUSTY WINDS...LOW
RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING...

* AFFECTED AREA...MOST OF FIRE WEATHER ZONE 152 AND THE FAR 
  SOUTHEAST PORTION OF FIRE WEATHER ZONE 151. 

* TIMING...THROUGH 7 PM MST THIS EVENING.

* WINDS...SOUTHWEST AT 20 TO 30 MPH WITH GUSTS BETWEEN 35 AND 
  45 MPH. THE STRONGEST WINDS ARE EXPECTED CLOSE TO THE NEW 
  MEXICO BORDER IN FIRE WEATHER ZONE 152.

* RELATIVE HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 10
  AND 17 PCT.

* IMPACTS...ANY FIRES THAT DEVELOP OR ARE ONGOING WILL HAVE THE 
  POTENTIAL TO SPREAD RAPIDLY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE EXPECTED TO DEVELOP. A
COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY
VEGETATION 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.

&&

$$

VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON

678 
WWUS85 KTWC 290155
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
655 PM MST THU APR 28 2016

AZZ151-152-290300-
/O.EXP.KTWC.FW.W.0010.000000T0000Z-160429T0200Z/
ARIZONA FIRE WEATHER ZONE 151
EASTERN PIMA COUNTY-SOUTHEASTERN PINAL COUNTY-
SANTA CRUZ COUNTY-WESTERN COCHISE COUNTY-
CORONADO NF-TDC-ARIZONA FIRE WEATHER ZONE 152
SOUTHERN GRAHAM COUNTY-CENTRAL AND EASTERN COCHISE COUNTY-
SOUTHERN GREENLEE COUNTY-
LOWER ELEVATIONS OF THE SAN CARLOS APACHE NATION 
IN GRAHAM COUNTY-CORONADO NF-SAFFORD BLM-TDC-
655 PM MST THU APR 28 2016

...RED FLAG WARNING WILL EXPIRE AT 7 PM MST THIS EVENING FOR MOST
OF FIRE WEATHER ZONE 152 AND THE FAR SOUTHEAST PORTION OF FIRE
WEATHER ZONE 151...

ALTHOUGH LOCALIZED RED FLAG CONDITIONS WILL PERSIST ALONG THE
ARIZONA/NEW MEXICO BORDER FOR ANOTHER HOUR OR TWO...WIDESPREAD
CRITICAL FIRE WEATHER CONDITIONS HAVE SUBSIDED. THEREFORE...THE
RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE AT 7 PM MST.

$$


VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 27, 2:20 AM MST	Fire Weather Watch	TWC	Cochise, Graham, Greenlee, Pinal	13 hr
Apr 27, 2:43 PM MST	Wind Advisory	TWC	Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz	28 hr

Nearby

Red Flag Warnings in Arizona, 2016 Every red flag warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.