Alert archive / Arizona / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 9, NWS Tucson, AZ

June 29, 2016Pinal County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Jun 29, 2016, 5:33 PM MST for Pinal County, Arizona. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 29, 2016, 5:33 PM MST (00:33 UTC)
Expired: Jun 29, 2016, 6:15 PM MST
In force: 42 min
Issued by: NWS Tucson, AZ
Area: Storm-based polygon

County Pinal County, AZ

The radar

The Phoenix radar (KIWA), 95 km from the middle of the area, began a volume at 00:33 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, 0.6 hours before the alert went out and 89 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1217 J/kg
Mixed-layer CIN: -112 J/kg
Mixed-layer LCL: 1959 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 55 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

486 
WUUS55 KTWC 300033
SVRTWC
AZC021-300115-
/O.NEW.KTWC.SV.W.0009.160630T0033Z-160630T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
533 PM MST WED JUN 29 2016

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL PINAL COUNTY IN SOUTHEASTERN ARIZONA...

* UNTIL 615 PM MST

* AT 533 PM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM
  WAS LOCATED 8 MILES NORTH OF MAMMOTH...OR 11 MILES SOUTH OF
  WINKELMAN...AND MOVING NORTHWEST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HAYDEN...WINKELMAN...MAMMOTH...DUDLEYVILLE AND ARAVAIPA CREEK
  PRESERVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE
HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR
PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3275 11055 3265 11075 3297 11103 3307 11083
      3299 11079 3299 11077 3304 11072 3307 11072
      3308 11071 3308 11069 3309 11069
TIME...MOT...LOC 0033Z 149DEG 20KT 3284 11070 

$$

LEINS

2 follow-up statements

088 
WWUS55 KTWC 300046
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
546 PM MST WED JUN 29 2016

AZC021-300115-
/O.CON.KTWC.SV.W.0009.000000T0000Z-160630T0115Z/
PINAL-
546 PM MST WED JUN 29 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MST
FOR EAST CENTRAL PINAL COUNTY...

AT 545 PM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 9 MILES SOUTH OF WINKELMAN...MOVING NORTHWEST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
HAYDEN...WINKELMAN...MAMMOTH...
DUDLEYVILLE AND ARAVAIPA CREEK PRESERVE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE
HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR
BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS
WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3275 11055 3265 11075 3297 11103 3307 11083
      3299 11079 3299 11077 3304 11072 3307 11072
      3308 11071 3308 11069 3309 11069
TIME...MOT...LOC 0045Z 145DEG 17KT 3285 11073 

$$

LEINS

276 
WWUS55 KTWC 300111
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
611 PM MST WED JUN 29 2016

AZC021-300121-
/O.EXP.KTWC.SV.W.0009.000000T0000Z-160630T0115Z/
PINAL-
611 PM MST WED JUN 29 2016

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PINAL COUNTY WILL
EXPIRE AT 615 PM MST...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 3275 11055 3265 11075 3297 11103 3307 11083
      3299 11079 3299 11077 3304 11072 3307 11072
      3308 11071 3308 11069 3309 11069
TIME...MOT...LOC 0109Z 149DEG 20KT 3285 11073 

$$

LEINS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 5:09 PM MST	Blowing Dust Advisory	TWC	Pinal	51 min
Jun 29, 11:20 PM MST	Areal Flood Advisory	TWC	Pima, Pinal	3 hr
Jun 30, 5:59 AM MST	Dense Fog Advisory	TWC	Pima, Pinal	2 hr
Jun 30, 4:07 PM MST	Special Weather Statement	TWC	Santa Cruz	38 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2016 Every severe thunderstorm warning in 2016

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.