Alert archive / Arizona / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 41, NWS Tucson, AZ

August 6, 2016Cochise County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Aug 6, 2016, 6:01 PM MST for Cochise County, Arizona. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 6, 2016, 6:01 PM MST (01:01 UTC)
Expired
Aug 6, 2016, 6:45 PM MST
In force
44 min
Issued by
NWS Tucson, AZ
Area
Storm-based polygon

County Cochise County, AZ

The radar

The Tucson radar (KEMX), 80 km from the middle of the area, began a volume at 01:01 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.

What was reported inside it

TimeReportWhereRemark
Aug 6, 6:30 PM MSTTSTM WND GST 606 Nw Pearce-Sunsites, AZSPOTTER ESTIMATE OF 60 MPH WINDS

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tuscon, AZ (KDMA), launched 00:00Z, 1.0 hours before the alert went out and 110 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 00:00Z on 2016-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 134 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, Tuscon, AZ at 00:00Z on 2016-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
134 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
3103 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

762 
WUUS55 KTWC 070101
SVRTWC
AZC003-070145-
/O.NEW.KTWC.SV.W.0041.160807T0101Z-160807T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
601 PM MST SAT AUG 6 2016

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL COCHISE COUNTY IN SOUTHEASTERN ARIZONA...

* UNTIL 645 PM MST

* AT 600 PM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN
  EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR PEARCE-SUNSITES...OR
  ABOUT 20 MILES SOUTH OF WILLCOX...AND MOVING NORTH AT 5 MPH.

* LOCATIONS IMPACTED INCLUDE...
  COCHISE...SUNIZONA...KANSAS SETTLEMENT AND PEARCE-SUNSITES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY
LIGHTNING AND VERY HEAVY RAIN. HEAVY RAINS FLOOD ROADS QUICKLY SO DO
NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3171 10970 3182 10996 3213 10996 3209 10959
TIME...MOT...LOC 0100Z 188DEG 5KT 3193 10984 

$$

MEYER
1 follow-up statement
495 
WWUS55 KTWC 070141
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
641 PM MST SAT AUG 6 2016

AZC003-070148-
/O.EXP.KTWC.SV.W.0041.000000T0000Z-160807T0145Z/
COCHISE-
641 PM MST SAT AUG 6 2016

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL COCHISE COUNTY WILL
EXPIRE AT 645 PM MST...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...HOWEVER HEAVY RAIN CONTINUES IN AREAS AROUND AND NORTH OF
PEARCE-SUNSITES. A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 8:15
PM MST.

LAT...LON 3171 10970 3182 10996 3213 10996 3209 10959
TIME...MOT...LOC 0130Z 188DEG 5KT 3193 10984 

$$

MEYER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 6:18 PM MSTFlash Flood WarningTWCCochise117 min
Aug 6, 7:20 PM MSTSpecial Weather StatementTWCSanta Cruz25 min
Aug 6, 8:48 PM MSTSpecial Weather StatementTWC42 min
Aug 6, 9:04 PM MSTAreal Flood AdvisoryTWCPima116 min
Aug 6, 9:50 PM MSTFlash Flood WarningTWCPima115 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2016Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.