Alert archive / Arizona / Wind Advisories in 2012

Wind Advisory 6, NWS Flagstaff, AZ

March 18, 2012Apache County, Coconino County, Navajo County, Arizona

NWS Flagstaff, AZ issued this wind advisory at Mar 18, 2012, 2:38 AM MST for Apache County, Coconino County, Navajo County, Arizona. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 18, 2012, 2:38 AM MST (09:38 UTC)
Expired
Mar 18, 2012, 10:00 AM MST
In force
7 hr
Issued by
NWS Flagstaff, AZ

Counties Apache County, AZ, Coconino County, AZ, Navajo County, AZ

The radar

The Flagstaff radar (KFSX), 124 km from the middle of the area, began a volume at 09:38 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

Flgstf/Belemont, AZ (KFGZ), launched 00:00Z, 9.6 hours before the alert went out and 121 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, Flgstf/Belemont, AZ at 00:00Z 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Flgstf/Belemont, AZ at 00:00Z on 2012-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 square meters per square second.1939587897Sfc1 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
1412 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
227 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.

540 
WWUS75 KFGZ 180938
NPWFGZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
238 AM MST SUN MAR 18 2012

AZZ013-181700-
/O.CAN.KFGZ.HW.W.0002.000000T0000Z-120318T1300Z/
/O.NEW.KFGZ.WI.Y.0006.120318T0938Z-120318T1700Z/
LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY-
INCLUDING THE CITIES OF...WINSLOW...HOLBROOK...SNOWFLAKE
238 AM MST SUN MAR 18 2012

...WIND ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING...

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM MST THIS MORNING. THE
HIGH WIND WARNING HAS BEEN CANCELLED. 

* TIMING...STRONG WINDS CAN BE EXPECTED UNTIL MID-MORNING TODAY
  DUE TO A COLD FRONT MOVING THROUGH THE REGION.

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...AREAS OF BLOWING DUST WITH REDUCED VISIBILITY. THESE
  CROSS WINDS WILL BE ESPECIALLY DANGEROUS FOR HIGH PROFILE
  VEHICLES. TRAVELERS ALONG INTERSTATE-40 WILL SEE SOME OF THESE
  IMPACTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS FROM 40 TO 57 MPH...ARE EXPECTED. WINDS THIS STRONG CAN
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.
CONSIDER SECURING LOOSE BELONGINGS ON YOUR PROPERTY.

ADDITIONAL WEATHER INFORMATION IS ON THE WEB AT
WWW.WEATHER.GOV/FLAGSTAFF.

&&

$$

AZZ012-181045-
/O.CAN.KFGZ.HW.W.0002.000000T0000Z-120318T1300Z/
LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY-
238 AM MST SUN MAR 18 2012

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS CANCELLED THE HIGH
WIND WARNING.

GUSTY SOUTHWEST WINDS ARE STILL POSSIBLE THROUGH THE MORNING AS A
COLD FRONT MOVES THROUGH THE AREA.

$$

AZZ010-011-014-039-040-181700-
/O.NEW.KFGZ.WI.Y.0006.120318T0938Z-120318T1700Z/
CHINLE VALLEY-CHUSKA MOUNTAINS AND DEFIANCE PLATEAU-
LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY-BLACK MESA AREA-
NORTHEAST PLATEAUS AND MESAS SOUTH OF HWY 264-
INCLUDING THE CITIES OF...CHINLE...KAYENTA...WINDOW ROCK...
GANADO...ST. JOHNS...SPRINGERVILLE...DILKON
238 AM MST SUN MAR 18 2012

...WIND ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING...

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM MST THIS MORNING. 

* TIMING...STRONG WINDS CAN BE EXPECTED UNTIL MID-MORNING TODAY
  DUE TO A COLD FRONT MOVING THROUGH THE REGION.

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS FROM 45 TO 55
  MPH.

* IMPACTS...AREAS OF BLOWING DUST WITH REDUCED VISIBILITY. THESE
  CROSS WINDS WILL BE ESPECIALLY DANGEROUS FOR HIGH PROFILE
  VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS FROM 40 TO 57 MPH...ARE EXPECTED. WINDS THIS STRONG CAN
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.
CONSIDER SECURING LOOSE BELONGINGS ON YOUR PROPERTY.

ADDITIONAL WEATHER INFORMATION IS ON THE WEB AT
WWW.WEATHER.GOV/FLAGSTAFF.

&&

$$
1 follow-up statement
402 
WWUS75 KFGZ 181658
NPWFGZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
958 AM MST SUN MAR 18 2012


AZZ010-011-013-014-039-040-181800-
/O.EXP.KFGZ.WI.Y.0006.000000T0000Z-120318T1700Z/
CHINLE VALLEY-CHUSKA MOUNTAINS AND DEFIANCE PLATEAU-
LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY-
LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY-BLACK MESA AREA-
NORTHEAST PLATEAUS AND MESAS SOUTH OF HWY 264-
INCLUDING THE CITIES OF...CHINLE...KAYENTA...WINDOW ROCK...
GANADO...WINSLOW...HOLBROOK...SNOWFLAKE...ST. JOHNS...
SPRINGERVILLE...DILKON
958 AM MST SUN MAR 18 2012

...WIND ADVISORY WILL EXPIRE AT 10 AM MST THIS MORNING...

WHILE GUSTY WINDS WILL CONTINUE THIS AFTERNOON THEY WILL REMAIN
BELOW WIND ADVISORY LEVELS.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 17, 10:55 PM MSTHigh Wind WarningFGZCoconino, Navajo4 hr

Nearby

Wind Advisories in Arizona, 2012Every wind advisory 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.