Alert archive / Arizona / Wind Advisories in 2021

Wind Advisory 5, NWS Tucson, AZ

May 1, 20216 counties in Arizona

NWS Tucson, AZ issued this wind advisory at May 1, 2021, 1:01 PM MST for 6 counties in Arizona. It took effect at May 2, 2021, 10:00 AM MST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
May 1, 2021, 1:01 PM MST (20:01 UTC)
In effect from
May 2, 2021, 10:00 AM MST
Expired
May 2, 2021, 8:00 PM MST
In force
10 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 20:02 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, 8.0 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 12:00Z on 2021-05-01Temperature 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 2021-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
3076 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

669 
WWUS75 KTWC 012001
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
101 PM MST Sat May 1 2021

AZZ507>509-511>513-021300-
/O.NEW.KTWC.WI.Y.0005.210502T1700Z-210503T0300Z/
Upper San Pedro River Valley-
Eastern Cochise County below 5000 feet-Upper Gila River Valley-
Galiuro and Pinaleno Mountains-Chiricahua Mountains-
Dragoon and Mule and Huachuca and Santa Rita Mountains-
Including the cities of Sierra Vista, Benson, Willcox, 
Chiricahua NM, Bisbee, and Canelo Hills
101 PM MST Sat May 1 2021

...WIND ADVISORY IN EFFECT FROM 10 AM TO 8 PM MST SUNDAY...

* WHAT...Southwest winds of 25 to 35 mph with gusts to 45-50 mph 
  expected.

* WHERE...Upper San Pedro River Valley, Eastern Cochise County 
  below 5000 feet, Upper Gila River Valley, Galiuro and Pinaleno 
  Mountains, Chiricahua Mountains and Dragoon and Mule and 
  Huachuca and Santa Rita Mountains.

* WHEN...From 10 AM to 8 PM MST Sunday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Potentially some reduced visibilities with areas of blowing dust
  especially near the Willcox Playa.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson
3 follow-up statements
117 
WWUS75 KTWC 020800
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
100 AM MST Sun May 2 2021

AZZ503-030300-
/O.EXA.KTWC.WI.Y.0005.210502T1700Z-210503T0300Z/
Upper Santa Cruz River Valley/Altar Valley-
Including the city of Nogales
100 AM MST Sun May 2 2021

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MST
THIS EVENING...

* WHAT...Southwest winds of 25 to 35 mph with gusts to 45-50 mph
  are expected.

* WHERE...Upper Santa Cruz River Valley/Altar Valley.

* WHEN...From 10 AM this morning to 8 PM MST this evening.

* IMPACTS...These winds may impact drivers of high-profile
  vehicles traveling along Interstate 19. In addition, these winds
  may produce localized blowing dust which may rapidly reduce
  visibilities along roadways. Gusty winds will also blow around
  unsecured objects. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

AZZ507>509-511>513-030300-
/O.CON.KTWC.WI.Y.0005.210502T1700Z-210503T0300Z/
Upper San Pedro River Valley-
Eastern Cochise County below 5000 feet-Upper Gila River Valley-
Galiuro and Pinaleno Mountains-Chiricahua Mountains-
Dragoon and Mule and Huachuca and Santa Rita Mountains-
Including the cities of Sierra Vista, Benson, Willcox, 
Chiricahua NM, Bisbee, and Canelo Hills
100 AM MST Sun May 2 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM MST THIS EVENING...

* WHAT...Southwest winds of 25 to 35 mph with gusts to 45-50 mph 
  expected.

* WHERE...Upper San Pedro River Valley, Eastern Cochise County 
  below 5000 feet, Upper Gila River Valley, Galiuro and Pinaleno 
  Mountains, Chiricahua Mountains and Dragoon and Mule and 
  Huachuca and Santa Rita Mountains.

* WHEN...From 10 AM this morning to 8 PM MST this evening.

* IMPACTS...These winds may impact drivers of high-profile
  vehicles traveling along Interstate 10, especially to the east
  of Tucson to the New Mexico state line. These winds will likely  
  produce areas of blowing dust which may rapidly reduce 
  visibilities along roadways, especially along Interstate 10 to 
  the east and northeast of the Willcox Playa in Cochise county. 
  Gusty winds will also blow around unsecured objects. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson
871 
WWUS75 KTWC 021945
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
1245 PM MST Sun May 2 2021

AZZ508-512-030300-
/O.NEW.KTWC.DU.Y.0003.210502T1945Z-210503T0300Z/
/O.CON.KTWC.WI.Y.0005.000000T0000Z-210503T0300Z/
Eastern Cochise County below 5000 feet-Chiricahua Mountains-
Including the cities of Willcox and Chiricahua NM
1245 PM MST Sun May 2 2021

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

* WHAT...For the Blowing Dust Advisory, visibility between one 
  quarter mile and one mile in blowing dust. For the Wind 
  Advisory, southwest winds 25 to 35 mph with gusts up to 50 mph.

* WHERE...Eastern Cochise County near the Willcox Playa from
  Willcox to San Simon. Be especially cautious along Interstate 
  10 and state highway 186.

* WHEN...Until 8 PM MST this evening.

* IMPACTS...Hazardous driving conditions due to reduced 
  visibility. Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not drive into an area of blowing dust.
Remember, Pull Aside, Stay Alive.

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

AZZ503-507-509-511-513-030300-
/O.CON.KTWC.WI.Y.0005.000000T0000Z-210503T0300Z/
Upper Santa Cruz River Valley/Altar Valley-
Upper San Pedro River Valley-Upper Gila River Valley-
Galiuro and Pinaleno Mountains-
Dragoon and Mule and Huachuca and Santa Rita Mountains-
Including the cities of Nogales, Sierra Vista, Benson, Bisbee, 
and Canelo Hills
1245 PM MST Sun May 2 2021

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

* WHAT...Southwest winds of 25 to 35 mph with gusts to 45-50 mph 
  are expected.

* WHERE...Upper Santa Cruz River Valley/Altar Valley, the upper
  San Pedro River Valley, the upper Gila River Valley, and the
  Galiuro and Pinaleno Mountains.

* WHEN...Until 8 PM MST this evening.

* IMPACTS...These winds may impact drivers of high-profile 
  vehicles traveling along Interstate 19. In addition, these 
  winds may produce localized blowing dust which may rapidly 
  reduce visibilities along roadways. Gusty winds will also blow 
  around unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson
978 
WWUS75 KTWC 030258
NPWTWC

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
758 PM MST Sun May 2 2021

AZZ508-512-030400-
/O.EXP.KTWC.DU.Y.0003.000000T0000Z-210503T0300Z/
/O.EXP.KTWC.WI.Y.0005.000000T0000Z-210503T0300Z/
Eastern Cochise County below 5000 feet-Chiricahua Mountains-
Including the cities of Willcox and Chiricahua NM
758 PM MST Sun May 2 2021

...BLOWING DUST ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING...
...WIND ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING...

Winds continued to diminish in speed this evening. Thus, the
blowing dust and wind advisories will expire on time. 

$$

AZZ503-507-509-511-513-030400-
/O.EXP.KTWC.WI.Y.0005.000000T0000Z-210503T0300Z/
Upper Santa Cruz River Valley/Altar Valley-
Upper San Pedro River Valley-Upper Gila River Valley-
Galiuro and Pinaleno Mountains-
Dragoon and Mule and Huachuca and Santa Rita Mountains-
Including the cities of Nogales, Sierra Vista, Benson, Bisbee, 
and Canelo Hills
758 PM MST Sun May 2 2021

...WIND ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING...

Winds continued to diminish in speed this evening. Thus, the
advisory will be allowed to expire on time at 8 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.

IssuedProductOfficeCountiesLasted
May 1, 12:48 PM MSTRed Flag WarningTWCCochise, Graham, Greenlee, Pima, Pinal, Santa Cruz31 hr

Nearby

Wind Advisories in Arizona, 2021Every wind advisory in 2021

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.