Alert archive / Arizona / Tornado Warnings in 2016

Tornado Warning 1, NWS Phoenix, AZ

July 1, 2016Maricopa County, Arizona

NWS Phoenix, AZ issued this tornado warning at Jul 1, 2016, 6:05 PM MST for Maricopa County, Arizona. It was in force for 25 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
Jul 1, 2016, 6:05 PM MST (01:05 UTC)
Expired
Jul 1, 2016, 6:30 PM MST
In force
25 min
Issued by
NWS Phoenix, AZ
Area
Storm-based polygon

County Maricopa County, AZ

The radar

The Phoenix radar (KIWA), 80 km from the middle of the area, began a volume at 01:07 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

Phoenix, AZ (KPSR), launched 00:00Z, 1.1 hours before the alert went out and 55 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, Phoenix, AZ at 00:00Z on 2016-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 793 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, Phoenix, AZ at 00:00Z on 2016-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939Sfc1 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
793 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1624 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

125 
WFUS55 KPSR 020105
TORPSR
AZC013-020130-
/O.NEW.KPSR.TO.W.0001.160702T0105Z-160702T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
605 PM MST FRI JUL 1 2016

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL MARICOPA COUNTY IN SOUTH CENTRAL ARIZONA...

* UNTIL 630 PM MST
    
* AT 605 PM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED
  NEAR PALO VERDE...OR 7 MILES SOUTH OF BUCKEYE...AND MOVING EAST AT
  10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GOODYEAR...ESTRELLA MOUNTAIN RANCH AND RAINBOW VALLEY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3319 11262 3331 11262 3341 11240 3315 11237
TIME...MOT...LOC 0105Z 263DEG 9KT 3327 11257 

$$

HERNANDEZ
1 follow-up statement
597 
WWUS55 KPSR 020125
SVSPSR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
625 PM MST FRI JUL 1 2016

AZC013-020130-
/O.CON.KPSR.TO.W.0001.000000T0000Z-160702T0130Z/
MARICOPA AZ-
625 PM MST FRI JUL 1 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM MST FOR CENTRAL
MARICOPA COUNTY...
    
AT 622 PM MST...THE DOPPLER RADAR INDICATED THAT THE CIRCULATION
WITH THE TORNADO HAS WEAKENED BUT IS STILL IN PLACE...THUS WE ARE
LETTING THE TORNADO WARNING REMAIN IN EFFECT. THIS DANGEROUS STORM
WAS LOCATED NEAR ESTRELLA MOUNTAIN RANCH...OR 8 MILES SOUTHEAST OF
BUCKEYE...MOVING EAST AT 10 MPH.

LOCATIONS IMPACTED INCLUDE...
GOODYEAR...ESTRELLA MOUNTAIN RANCH AND RAINBOW VALLEY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3319 11262 3331 11262 3341 11240 3315 11237
TIME...MOT...LOC 0122Z 263DEG 9KT 3328 11252 

$$

HERNANDEZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 5:02 PM MSTSpecial Weather StatementPSRMaricopa28 min
Jul 1, 5:07 PM MSTSevere Thunderstorm WarningPSRMaricopa38 min
Jul 1, 5:19 PM MSTAreal Flood AdvisoryPSRMaricopa116 min
Jul 1, 5:28 PM MSTSevere Thunderstorm WarningPSRMaricopa32 min
Jul 1, 5:36 PM MSTSevere Thunderstorm WarningPSRMaricopa25 min
Jul 1, 5:53 PM MSTSpecial Weather StatementPSRMaricopa52 min
Jul 1, 6:00 PM MSTSevere Thunderstorm WarningPSRMaricopa30 min
Jul 1, 6:31 PM MSTSevere Thunderstorm WarningPSRMaricopa, Pinal44 min
Jul 1, 6:52 PM MSTAreal Flood AdvisoryPSRMaricopa113 min
Jul 1, 7:16 PM MSTSpecial Weather StatementPSR44 min
Jul 1, 7:17 PM MSTDust Storm WarningPSR103 min
Jul 1, 8:02 PM MSTSpecial Weather StatementPSRMaricopa28 min
Jul 1, 8:03 PM MSTSpecial Weather StatementPSRLa Paz27 min
Jul 1, 8:15 PM MSTSevere Thunderstorm WarningPSRLa Paz45 min
Jul 1, 8:31 PM MSTSpecial Weather StatementPSRMaricopa44 min
Jul 1, 8:42 PM MSTAreal Flood AdvisoryPSRLa Paz2 hr
Jul 1, 8:52 PM MSTFlash Flood WarningPSRLa Paz113 min
Jul 1, 9:35 PM MSTSpecial Weather StatementPSR40 min
Jul 1, 10:17 PM MSTAreal Flood AdvisoryPSRMaricopa3 hr
Jul 1, 10:56 PM MSTAreal Flood WarningPSRLa Paz3 hr
Jul 2, 1:44 AM MSTSpecial Weather StatementPSR31 min
Jul 2, 2:23 AM MSTSpecial Weather StatementPSRGila52 min
Jul 2, 5:12 AM MSTAreal Flood AdvisoryPSRGila3 hr
Jul 2, 8:02 AM MSTAreal Flood AdvisoryPSRGila3 hr

Nearby

Tornado Warnings in Arizona, 2016Every tornado warning in 2016Tornadoes 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.