Alert archive / Arizona / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 21, NWS Tucson, AZ

July 17, 2005Cochise County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Jul 17, 2005, 4:45 PM MST for Cochise County, Arizona. It was in force for 50 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
Jul 17, 2005, 4:45 PM MST (23:45 UTC)
Expired
Jul 17, 2005, 5:35 PM MST
In force
50 min
Issued by
NWS Tucson, AZ
Area
Counties, with a storm outline in the text

County Cochise County, AZ

The radar

The Tucson radar (KEMX), 57 km from the middle of the area, began a volume at 23:48 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
Jul 17, 5:02 PM MSTHAIL 0.75Sierra Vista, AZDIME SIZE HAIL ALONG WITH NUMEROUS REPORTS OF PEA SIZE HAIL.

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

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 11.8 hours before the alert went out and 97 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 2005-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 52 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 12:00Z on 2005-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
52 J/kg
Mixed-layer CIN
-448 J/kg
Mixed-layer LCL
2903 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS55 KTWC 172344
SVRTWC
AZC003-180030-
/O.NEW.KTWC.SV.W.0021.050717T2345Z-050718T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
445 PM MST SUN JUL 17 2005

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN COCHISE COUNTY IN SOUTHEAST ARIZONA
  THIS INCLUDES THE CITY OF SIERRA VISTA

* UNTIL 530 PM MST

* AT 439 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DIME SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  SIERRA VISTA...AND MOVING SOUTH AT 10 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  HEREFORD...RAMSEY CANYON PRESERVE...NICKSVILLE AND PALOMINAS.

LAT...LON 3165 11010 3161 11043 3135 11044 3133 11001

$$

WEATHER.GOV/TUCSON
3 follow-up statements
000 
WWUS55 KTWC 172350
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
450 PM MST SUN JUL 17 2005

AZC003-180030-
/O.CON.KTWC.SV.W.0021.000000T0000Z-050718T0030Z/
COCHISE AZ-
450 PM MST SUN JUL 17 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 530 PM MST FOR
SOUTHWESTERN COCHISE COUNTY...

AT 443 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DIME SIZE HAIL...
AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 
AROUND SIERRA VISTA...MOVING SOUTH AT 10 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HEREFORD...RAMSEY CANYON PRESERVE...NICKSVILLE AND PALOMINAS.

LAT...LON 3165 11010 3161 11043 3135 11044 3133 11001

$$

WEATHER.GOV/TUCSON
000 
WWUS55 KTWC 180014
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
511 PM MST SUN JUL 17 2005

AZC003-180030-
/O.CON.KTWC.SV.W.0021.000000T0000Z-050718T0030Z/
COCHISE AZ-
511 PM MST SUN JUL 17 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 530 PM MST FOR
SOUTHWESTERN COCHISE COUNTY...

A SEVERE THUNDERSTORM CONTINUED TO MOVE SOUTH THROUGH PARTS OF 
SIERRA VISTA SOUTH TO NEAR CORONADO NATIONAL MEMORIAL. AT 500 PM 
MST...THE PUBLIC REPORTED DIME SIZE HAIL ALONG WITH VERY HEAVY 
DOWNPOURS IN SIERRA VISTA. OTHER LOCATIONS IN THE WARNING INCLUDE 
BUT ARE NOT LIMITED TO PALOMINAS.

LAT...LON 3165 11010 3161 11043 3135 11044 3133 11001

$$

WEATHER.GOV/TUCSON
000 
WWUS55 KTWC 180035
SVSTWC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
530 PM MST SUN JUL 17 2005

AZC003-180040-
/O.EXP.KTWC.SV.W.0021.000000T0000Z-050718T0030Z/
COCHISE AZ-
530 PM MST SUN JUL 17 2005

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN COCHISE COUNTY
EXPIRED AT 530 PM MST...

THE THUNDERSTORMS THAT MOVED THROUGH PARTS OF SIERRA VISTA PRODUCING 
DIME SIZE HAIL CONTINUED TO TRACK SOUTH AT 5 MPH. DOPPLER RADAR 
INDICATED THAT THE THREAT OF LARGE HAIL HAD DIMINISHED...BUT FLASH 
FLOODING AND PEA SIZE HAIL WERE LIKELY THROUGH ABOUT 6 PM MST. 
THEREFORE...WITH THE THREAT OF LARGE HAIL ENDING...THE SEVERE 
THUNDERSTORM WARNING WAS ALLOWED TO EXPIRE AND A FLASH FLOOD WARNING 
WAS POSTED FOR SOUTHWEST COCHISE COUNTY UNTIL 6 PM MST.

LAT...LON 3165 11010 3161 11043 3135 11044 3133 11001

$$

WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 17, 12:24 PM MSTSevere Thunderstorm WarningTWCGraham, Greenlee51 min
Jul 17, 3:16 PM MSTSevere Thunderstorm WarningTWCGraham, Pinal49 min
Jul 17, 3:48 PM MSTSevere Thunderstorm WarningTWCCochise, Graham27 min
Jul 17, 4:15 PM MSTSevere Thunderstorm WarningTWCCochise, Graham45 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2005Every severe thunderstorm warning in 2005

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.