Alert archive / Arizona / Wind Advisories in 2018

Wind Advisory 7, NWS Tucson, AZ

May 12, 20186 counties in Arizona

NWS Tucson, AZ issued this wind advisory at May 12, 2018, 2:06 AM MST for 6 counties in Arizona. It took effect at May 12, 2018, 11:00 AM MST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
May 12, 2018, 2:06 AM MST (09:06 UTC)
In effect from
May 12, 2018, 11:00 AM MST
Expired
May 12, 2018, 8:00 PM MST
In force
9 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 09:11 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 00:00Z, 9.1 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-pSkew-T log-p diagram, Tuscon, AZ at 00:00Z on 2018-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2018-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.193958Sfc1 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
3971 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
101 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

183 
WWUS75 KTWC 120906
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
206 AM MST Sat May 12 2018

AZZ502>515-130300-
/O.NEW.KTWC.WI.Y.0007.180512T1800Z-180513T0300Z/
Tohono O'Odham Nation-Upper Santa Cruz River Valley/Altar Valley-
Tucson Metro Area-South Central Pinal County-
Southeast Pinal County-Upper San Pedro River Valley-
Eastern Cochise County below 5000 feet-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 Sells, Nogales, Tucson, Green Valley, 
Marana, Vail, Picacho Peak State Park, Mammoth, Oracle, 
Sierra Vista, Benson, Willcox, Clifton, Safford, Hannagan Meadow,
Mount Graham, Chiricahua NM, Bisbee, Canelo Hills, Madera Canyon,
Mount Lemmon, and Summerhaven
206 AM MST Sat May 12 2018

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING...

The National Weather Service in Tucson has issued a Wind
Advisory, which is in effect from 11 AM this morning to 8 PM MST
this evening. 

* IMPACTS...Winds this strong can make driving difficult...
  especially for high profile vehicles. Areas of blowing dust may
  limit visibilities at times....especially in areas vulnerable to
  blowing dust such as along Interstate 10 between Picacho Peak
  and Eloy, and along Interstate 10 near the Willcox playa in
  Cochise county. 

* TIMING...Increasing by late this morning, with strongest speeds
  in the afternoon and early evening. 

* WINDS...Out of the southwest 25 to 35 mph with gusts of 45 mph.
  

* For a detailed view of the hazard area...visit weather.gov/Tucson
  and click on the Detailed Hazards Icon 

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.

&&

$$

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson
2 follow-up statements
760 
WWUS75 KTWC 121636
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
936 AM MST Sat May 12 2018

AZZ502>515-130300-
/O.CON.KTWC.WI.Y.0007.180512T1800Z-180513T0300Z/
Tohono O'Odham Nation-Upper Santa Cruz River Valley/Altar Valley-
Tucson Metro Area-South Central Pinal County-
Southeast Pinal County-Upper San Pedro River Valley-
Eastern Cochise County below 5000 feet-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 Sells, Nogales, Tucson, Green Valley, 
Marana, Vail, Picacho Peak State Park, Mammoth, Oracle, 
Sierra Vista, Benson, Willcox, Clifton, Safford, Hannagan Meadow,
Mount Graham, Chiricahua NM, Bisbee, Canelo Hills, Madera Canyon,
Mount Lemmon, and Summerhaven
936 AM MST Sat May 12 2018

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

* IMPACTS...Winds this strong can make driving difficult...
  especially for high profile vehicles. Patchy blowing dust may
  limit visibilities at times. Locales along Interstate 10 between
  Picacho Peak and Eloy (northwest of Tucson) and along Interstate
  10 near the Willcox Playa (east of Tucson) may be particularly
  vulnerable given the generally southwest wind component.

* TIMING...Strong and gusty winds into this evening. 

* WINDS...Generally southwest 25 to 35 mph with gusts of 45 mph.

* For a detailed view of the hazard area...visit 
  weather.gov/Tucson and click on the Detailed Hazards Icon 

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.

&&

$$

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson
331 
WWUS75 KTWC 130301
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
801 PM MST Sat May 12 2018

AZZ502>515-130415-
/O.EXP.KTWC.WI.Y.0007.000000T0000Z-180513T0300Z/
Tohono O'Odham Nation-Upper Santa Cruz River Valley/Altar Valley-
Tucson Metro Area-South Central Pinal County-
Southeast Pinal County-Upper San Pedro River Valley-
Eastern Cochise County below 5000 feet-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 Sells, Nogales, Tucson, Green Valley, 
Marana, Vail, Picacho Peak State Park, Mammoth, Oracle, 
Sierra Vista, Benson, Willcox, Clifton, Safford, Hannagan Meadow,
Mount Graham, Chiricahua NM, Bisbee, Canelo Hills, Madera Canyon,
Mount Lemmon, and Summerhaven
801 PM MST Sat May 12 2018

...WIND ADVISORY HAS EXPIRED...

Wind speeds continued to diminish late this evening so the
advisory was allowed to expire on time.

$$


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The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 3:25 PM MSTRed Flag WarningTWCCochise, Graham, Greenlee, Pima, Pinal, Santa Cruz27 hr

Nearby

Wind Advisories in Arizona, 2018Every wind advisory in 2018

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.