Alert archive / Arizona / High Wind Warnings in 2012

High Wind Warning 1, NWS Tucson, AZ

March 18, 20124 counties in Arizona

NWS Tucson, AZ issued this high wind warning at Mar 18, 2012, 6:37 AM MST for 4 counties in Arizona. It took effect at Mar 18, 2012, 7:00 AM MST. It was in force for 6 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 18, 2012, 6:37 AM MST (13:37 UTC)
In effect from
Mar 18, 2012, 7:00 AM MST
Expired
Mar 18, 2012, 1:08 PM MST
In force
6 hr
Issued by
NWS Tucson, AZ

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

The radar

The Tucson radar (KEMX), 25 km from the middle of the area, began a volume at 13:39 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 (KTUS), launched 12:00Z, 1.6 hours before the alert went out and 32 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-pSkew-T log-p diagram, Tuscon, AZ at 12:00Z on 2012-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tuscon, AZ at 12:00Z on 2012-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 233 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
1910 m above ground
0-6 km bulk shear
91 kt
0-1 km storm-relative helicity
233 m²/s²
0-3 km storm-relative helicity
294 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

511 
WWUS75 KTWC 181337
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
637 AM MST SUN MAR 18 2012

AZZ507-508-182145-
/O.NEW.KTWC.HW.W.0001.120318T1400Z-120319T0000Z/
/O.EXT.KTWC.WI.Y.0007.120319T0000Z-120319T0300Z/
UPPER SAN PEDRO RIVER VALLEY-
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING THE CITIES OF...SIERRA VISTA...BENSON...WILLCOX
637 AM MST SUN MAR 18 2012

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...
...WIND ADVISORY NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 PM
MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. THE
WIND ADVISORY IS NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 PM
MST THIS EVENING. 

* TIMING...GUSTY WINDS WILL AGAIN INCREASE THIS MORNING AS A 
  COLD FRONT PUSHES IN FROM THE WEST. 

* WINDS...SOUTHWEST WINDS OF 35 TO 45 MPH WITH GUSTS UP TO 55 MPH
  AND HIGHER GUSTS IN THE MOUNTAINS.

* IMPACTS...LOCALIZED AREAS OF BLOWING DUST MAY BRIEFLY REDUCE
  VISIBILITIES TO AROUND 1 MILE OR LOWER. DRIVING WILL BE
  HAZARDOUS AND WIND DAMAGE IS POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER
ARE EXPECTED IN THE VALLEYS...OR 35 MPH OR GREATER ABOVE
5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
WITH SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 58 MPH OR
HIGHER. SECURE TRASH CANS...LAWN FURNITURE...AND OTHER LOOSE OR
LIGHTWEIGHT OUTDOOR OBJECTS. HIGH WINDS CAN TOPPLE TREES...BLOW
WEAKENED ROOFS OFF HOUSES...AND DOWN POWER LINES. USE EXTREME
CAUTION WHEN DRIVING AND EXPECT AREAS OF BLOWING DUST WHICH MAY
REDUCE VISIBILITIES GREATLY.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR THE LATEST ON
THIS HAZARDOUS HIGH WIND EVENT.

&&

$$

AZZ503-509>515-182145-
/O.EXT.KTWC.WI.Y.0007.120318T1400Z-120319T0300Z/
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA MOUNTAINS-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
CATALINA AND RINCON MOUNTAINS-BABOQUIVARI MOUNTAINS-
INCLUDING THE CITIES OF...NOGALES...CLIFTON...SAFFORD...
HANNAGAN MEADOW...MOUNT GRAHAM...CHIRICAHUA NM...BISBEE...
CANELO HILLS...MOUNT LEMMON...SUMMERHAVEN
637 AM MST SUN MAR 18 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 8 PM MST THIS EVENING...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 8 PM MST THIS EVENING. 

* TIMING...GUSTY WINDS WILL AGAIN INCREASE THIS MORNING AS A 
  COLD FRONT PUSHES IN FROM THE WEST. 

* WINDS...SOUTHWEST WINDS OF 25 TO 40 MPH WITH GUSTS UP TO 50 
  MPH AND HIGHER GUSTS IN THE MOUNTAINS. 

* IMPACTS...VERY LOCALIZED AREAS OF BLOWING DUST MAY BRIEFLY
  REDUCE VISIBILITIES TO AROUND 1 MILE OR LOWER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER
ARE EXPECTED IN THE VALLEYS...OR 35 MPH OR GREATER ABOVE
5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$
1 follow-up statement
519 
WWUS75 KTWC 182008
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
108 PM MST SUN MAR 18 2012

AZZ508-190000-
/O.CAN.KTWC.HW.W.0001.000000T0000Z-120319T0000Z/
/O.NEW.KTWC.WI.Y.0008.120318T2008Z-120319T0000Z/
/O.CAN.KTWC.WI.Y.0007.120319T0000Z-120319T0300Z/
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING THE CITY OF...WILLCOX
108 PM MST SUN MAR 18 2012

...WIND ADVISORY IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. THE
HIGH WIND WARNING HAS BEEN CANCELLED. 

* TIMING...GUSTY WINDS WILL CONTINUE TH ROUGH THE AFTERNOON. 

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 50
  MPH AND HIGHER GUSTS IN THE MOUNTAINS.

* IMPACTS...LOCALIZED AREAS OF BLOWING DUST MAY BRIEFLY REDUCE
  VISIBILITIES TO AROUND 1 MILE OR LOWER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER
ARE EXPECTED IN THE VALLEYS...OR 35 MPH OR GREATER ABOVE
5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER
ARE EXPECTED IN THE VALLEYS...OR 40 MPH OR GREATER ABOVE
5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

AZZ507-182115-
/O.CAN.KTWC.HW.W.0001.000000T0000Z-120319T0000Z/
/O.CAN.KTWC.WI.Y.0007.120319T0000Z-120319T0300Z/
UPPER SAN PEDRO RIVER VALLEY-
INCLUDING THE CITIES OF...SIERRA VISTA...BENSON
108 PM MST SUN MAR 18 2012

...HIGH WIND WARNING IS CANCELLED...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE HIGH
WIND WARNING. THE WIND ADVISORY HAS BEEN CANCELLED. 

WIND SPEEDS HAVE SUBSIDED ACROSS THE AREA...THUS THE WIND ADVISORY
AND HIGH WIND WARNING HAS BEEN CANCELLED. 

$$

AZZ503-509>511-513>515-182115-
/O.CAN.KTWC.WI.Y.0007.000000T0000Z-120319T0300Z/
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
GALIURO AND PINALENO MOUNTAINS-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
CATALINA AND RINCON MOUNTAINS-BABOQUIVARI MOUNTAINS-
INCLUDING THE CITIES OF...NOGALES...CLIFTON...SAFFORD...
HANNAGAN MEADOW...MOUNT GRAHAM...BISBEE...CANELO HILLS...
MOUNT LEMMON...SUMMERHAVEN
108 PM MST SUN MAR 18 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE WIND
ADVISORY. 

WIND SPEEDS HAVE SUBSIDED ACROSS THE AREA...THUS THE WIND ADVISORY
HAS BEEN CANCELLED. 

$$

AZZ512-190000-
/O.EXT.KTWC.WI.Y.0007.000000T0000Z-120319T0000Z/
CHIRICAHUA MOUNTAINS-
INCLUDING THE CITY OF...CHIRICAHUA NM
108 PM MST SUN MAR 18 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON.

* TIMING...GUSTY WINDS WILL CONTINUE THROUGH THIS AFTERNOON.  

* WINDS...SOUTHWEST WINDS OF 25 TO 40 MPH WITH GUSTS UP TO 50 
  MPH AND HIGHER.

* IMPACTS...VERY LOCALIZED AREAS OF BLOWING DUST MAY BRIEFLY 
  REDUCE VISIBILITIES TO AROUND 1 MILE OR LOWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER
ARE EXPECTED IN THE VALLEYS...OR 35 MPH OR GREATER ABOVE
5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 1:08 PM MSTWind AdvisoryTWCCochise4 hr

Nearby

High Wind Warnings in Arizona, 2012Every high wind 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.