Alert archive / Arizona / Wind Advisories in 2011

Wind Advisory 11, NWS Tucson, AZ

April 28, 2011Cochise County, Graham County, Greenlee County, Arizona

NWS Tucson, AZ issued this wind advisory at Apr 28, 2011, 2:28 PM MST for Cochise County, Graham County, Greenlee County, Arizona. It took effect at Apr 29, 2011, 11:00 AM MST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 28, 2011, 2:28 PM MST (21:28 UTC)
In effect from
Apr 29, 2011, 11:00 AM MST
Expired
Apr 29, 2011, 7:12 PM MST
In force
8 hr
Issued by
NWS Tucson, AZ

Counties Cochise County, AZ, Graham County, AZ, Greenlee County, AZ

The radar

The Tucson radar (KEMX), 128 km from the middle of the area, began a volume at 21:34 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, 9.5 hours before the alert went out and 132 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 2011-04-28Temperature 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 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 square meters per square second.19395878Sfc1 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
3812 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
30 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.

559 
WWUS75 KTWC 282128
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
228 PM MST THU APR 28 2011

AZZ508>510-290600-
/O.NEW.KTWC.WI.Y.0011.110429T1800Z-110430T0300Z/
EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING THE CITIES OF...DOUGLAS...CLIFTON...SAFFORD...
HANNAGAN MEADOW
228 PM MST THU APR 28 2011

...WIND ADVISORY IN EFFECT FROM 11 AM TO 8 PM MST FRIDAY...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM MST FRIDAY. 

* TIMING...STRONG AND GUSTY WINDS FROM THE WEST WILL DEVELOP BY
  NOON FRIDAY AND CONTINUE THROUGH THE EVENING HOURS. 

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO NEAR 40
  MPH CAN BE EXPECTED. EVEN STRONGER WINDS CAN BE ANTICIPATED IN
  THE MOUNTAINS WHERE SPEEDS COULD EXCEED 40 MPH AT TIMES. 

* IMPACTS...STRONG WINDS COULD CAUSE AREAS OF BLOWING DUST WHICH
  MAY REDUCE VISIBILITIES ALONG ROADWAYS AND MAJOR FREEWAYS SUCH AS
  INTERSTATE 10.

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.

&&

$$
4 follow-up statements
145 
WWUS75 KTWC 290501
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1001 PM MST THU APR 28 2011

AZZ508>510-291315-
/O.CON.KTWC.WI.Y.0011.110429T1800Z-110430T0300Z/
EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING THE CITIES OF...DOUGLAS...CLIFTON...SAFFORD...
HANNAGAN MEADOW
1001 PM MST THU APR 28 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM MST
FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM MST FRIDAY. 

* TIMING...STRONG AND GUSTY WINDS FROM THE WEST WILL DEVELOP BY 
  NOON FRIDAY AND CONTINUE THROUGH THE EVENING HOURS. 

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO NEAR 40 
  MPH CAN BE EXPECTED. EVEN STRONGER WINDS CAN BE ANTICIPATED 
  IN THE MOUNTAINS WHERE SPEEDS COULD EXCEED 40 MPH AT TIMES.

* IMPACTS...STRONG WINDS COULD CAUSE AREAS OF BLOWING DUST 
  WHICH MAY REDUCE VISIBILITIES ALONG ROADWAYS AND MAJOR 
  FREEWAYS SUCH AS INTERSTATE 10. 

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.

&&

$$
724 
WWUS75 KTWC 291113
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
413 AM MST FRI APR 29 2011

AZZ508>510-292200-
/O.CON.KTWC.WI.Y.0011.110429T1800Z-110430T0300Z/
EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING THE CITIES OF...DOUGLAS...CLIFTON...SAFFORD...
HANNAGAN MEADOW
413 AM MST FRI APR 29 2011

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

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

* TIMING...STRONG AND GUSTY WINDS FROM THE WEST WILL DEVELOP BY 
  NOON TODAY AND CONTINUE THROUGH THE EVENING HOURS. 

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO NEAR 40 
  MPH CAN BE EXPECTED. EVEN STRONGER WINDS CAN BE ANTICIPATED IN 
  THE MOUNTAINS WHERE SPEEDS COULD EXCEED 40 MPH AT TIMES. 

* IMPACTS...STRONG WINDS COULD CAUSE AREAS OF BLOWING DUST WHICH 
  MAY REDUCE VISIBILITIES ALONG ROADWAYS AND MAJOR FREEWAYS SUCH 
  AS INTERSTATE 10. 

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.

&&

$$
181 
WWUS75 KTWC 292051
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
151 PM MST FRI APR 29 2011

AZZ508>510-300300-
/O.CON.KTWC.WI.Y.0011.000000T0000Z-110430T0300Z/
EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING THE CITIES OF...DOUGLAS...CLIFTON...SAFFORD...
HANNAGAN MEADOW
151 PM MST FRI APR 29 2011

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

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

* TIMING...STRONG AND GUSTY WINDS FROM THE WEST WILL CONTINUE
  THROUGH THE EVENING HOURS.

* WINDS...SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO NEAR 40
  MPH CAN BE EXPECTED. EVEN STRONGER WINDS CAN BE ANTICIPATED IN
  THE MOUNTAINS WHERE SPEEDS COULD HIT 50 MPH AT TIMES.

* IMPACTS...STRONG WINDS COULD CAUSE LOCAL AREAS OF BLOWING DUST
  WHICH MAY REDUCE VISIBILITIES ALONG ROADWAYS AND MAJOR FREEWAYS
  SUCH AS INTERSTATE 10.

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.

&&

$$
462 
WWUS75 KTWC 300212
NPWTWC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
712 PM MST FRI APR 29 2011

AZZ508>510-300315-
/O.CAN.KTWC.WI.Y.0011.000000T0000Z-110430T0300Z/
EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING THE CITIES OF...DOUGLAS...CLIFTON...SAFFORD...
HANNAGAN MEADOW
712 PM MST FRI APR 29 2011

...WIND ADVISORY IS CANCELLED...

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

AT 7 PM MST WINDS HAD DROPPED BELOW WIND ADVISORY LEVELS. WINDS
ARE EXPECTED TO CONTINUE TO DIMINISH THROUGH THE EVENING HOURS.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 2:34 AM MSTFire Weather WatchTWC35 hr
Apr 28, 2:34 AM MSTRed Flag WarningTWC41 hr

Nearby

Wind Advisories in Arizona, 2011Every wind advisory in 2011

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.