Alert archive / Arizona / Tornado Warnings in 2015

Tornado Warning 1, NWS Tucson, AZ

June 30, 2015Cochise County, Arizona

NWS Tucson, AZ issued this tornado warning at Jun 30, 2015, 7:34 PM MST for Cochise County, Arizona. It was in force for 11 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 30, 2015, 7:34 PM MST (02:34 UTC)
Expired: Jun 30, 2015, 7:45 PM MST
In force: 11 min
Issued by: NWS Tucson, AZ
Area: Storm-based polygon

County Cochise County, AZ

The radar

The Tucson radar (KEMX), 36 km from the middle of the area, began a volume at 02:36 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, 2.6 hours before the alert went out and 76 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: 1402 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 2476 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: -2 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

837 
WFUS55 KTWC 010234
TORTWC
AZC003-010245-
/O.NEW.KTWC.TO.W.0001.150701T0234Z-150701T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
734 PM MST TUE JUN 30 2015

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL COCHISE COUNTY IN SOUTHEASTERN ARIZONA...

* UNTIL 745 PM MST
    
* AT 733 PM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 
  NEAR WHETSTONE AND NORTH OF HUACHUCA CITY...AND MOVING NORTHWEST 
  AT 10 MPH. THE PUBLIC REPORTED A ROTATING WALL CLOUD WITH THIS 
  STORM. IN ADDITION RADAR IS SHOWING A STRONG ROTATING SIGNATURE. 

* LOCATIONS IMPACTED INCLUDE...
  SIERRA VISTA...HUACHUCA CITY...FORT HUACHUCA AND WHETSTONE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO 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 3172 11025 3155 11034 3157 11045 3184 11044
TIME...MOT...LOC 0233Z 114DEG 10KT 3167 11038 

$$

MOLLERE

1 follow-up statement

965 
WWUS55 KTWC 010246
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
746 PM MST TUE JUN 30 2015

AZC003-010255-
/O.EXP.KTWC.TO.W.0001.000000T0000Z-150701T0245Z/
COCHISE AZ-
746 PM MST TUE JUN 30 2015

...THE TORNADO WARNING FOR WEST CENTRAL COCHISE COUNTY HAS EXPIRED...
    
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY
AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA. 

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
TUCSON.

LAT...LON 3172 11025 3155 11034 3157 11045 3184 11044
TIME...MOT...LOC 0236Z 114DEG 10KT 3167 11038 

$$

CERNIGLIA

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 5:01 PM MST	Special Weather Statement	TWC		44 min
Jun 30, 5:19 PM MST	Severe Thunderstorm Warning	TWC	Pima	41 min
Jun 30, 5:30 PM MST	Severe Thunderstorm Warning	TWC	Cochise	30 min
Jun 30, 5:54 PM MST	Severe Thunderstorm Warning	TWC	Pima	20 min
Jun 30, 6:02 PM MST	Areal Flood Advisory	TWC	Cochise, Santa Cruz	3 hr
Jun 30, 6:05 PM MST	Special Weather Statement	TWC	Santa Cruz	25 min
Jun 30, 6:17 PM MST	Special Weather Statement	TWC	Santa Cruz	43 min
Jun 30, 6:47 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	43 min
Jun 30, 6:51 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	3 hr
Jun 30, 7:01 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	44 min
Jun 30, 7:09 PM MST	Severe Thunderstorm Warning	TWC	Cochise	36 min
Jun 30, 7:27 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	63 min
Jun 30, 7:49 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	26 min
Jun 30, 7:55 PM MST	Special Weather Statement	TWC	Pima	35 min
Jun 30, 8:21 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Pima, Santa Cruz	54 min
Jun 30, 8:27 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	43 min
Jun 30, 8:44 PM MST	Areal Flood Advisory	TWC	Cochise, Pima, Santa Cruz	3 hr
Jun 30, 9:06 PM MST	Special Weather Statement	TWC		39 min
Jun 30, 9:10 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	35 min
Jun 30, 9:49 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	56 min
Jun 30, 10:44 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	46 min
Jun 30, 11:31 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	3 hr
Jun 30, 11:36 PM MST	Special Weather Statement	TWC	Pima, Santa Cruz	39 min
Jul 1, 2:44 AM MST	Special Weather Statement	TWC		31 min
Jul 1, 12:43 PM MST	Special Weather Statement	TWC	Santa Cruz	47 min
Jul 1, 1:13 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	32 min
Jul 1, 1:53 PM MST	Severe Thunderstorm Warning	TWC	Pima	37 min
Jul 1, 2:41 PM MST	Flash Flood Warning	TWC	Santa Cruz	3 hr
Jul 1, 2:43 PM MST	Special Weather Statement	TWC		47 min
Jul 1, 2:56 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	3 hr
Jul 1, 3:28 PM MST	Special Weather Statement	TWC		47 min
Jul 1, 3:30 PM MST	Special Weather Statement	TWC		45 min
Jul 1, 4:27 PM MST	Areal Flood Advisory	TWC	Pima	108 min

Nearby

Tornado Warnings in Arizona, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.