Alert archive / Arizona / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 72, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Aug 14, 2012, 2:59 PM MST for Santa Cruz County, Arizona. It was in force for 46 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
- Aug 14, 2012, 2:59 PM MST (21:59 UTC)
- Expired
- Aug 14, 2012, 3:45 PM MST
- In force
- 46 min
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
County Santa Cruz County, AZ
The radar
The Tucson radar (KEMX), 60 km from the middle of the area, began a volume at 22:00 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 12:00Z, 10.0 hours before the alert went out and 77 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.
- Mixed-layer CAPE
- 31 J/kg
- Mixed-layer CIN
- -319 J/kg
- Mixed-layer LCL
- 3146 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
743
WUUS55 KTWC 142159
SVRTWC
AZC023-142245-
/O.NEW.KTWC.SV.W.0072.120814T2159Z-120814T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
259 PM MST TUE AUG 14 2012
THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN SANTA CRUZ COUNTY IN SOUTHEAST ARIZONA...
THIS INCLUDES THE CITY OF NOGALES...
* UNTIL 345 PM MST
* AT 251 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 9 MILES
NORTH OF NOGALES OR NEAR RIO RICO...AND MOVING SOUTHWEST AT 10 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO KINO
SPRINGS...RIO RICO...RUBY AND PENA BLANCA LAKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER INDOORS. EXPECT DAMAGING WINDS IN EXCESS OF 60 MPH...
LARGE HAIL...FREQUENT LIGHTNING...AND HEAVY RAIN WITH THIS STORM.
&&
LAT...LON 3133 11107 3140 11127 3148 11124 3152 11116
3172 11116 3173 11094 3153 11076 3134 11070
TIME...MOT...LOC 2159Z 038DEG 7KT 3148 11097
$$
GL3 follow-up statements
332
WWUS55 KTWC 142219
SVSTWC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
319 PM MST TUE AUG 14 2012
AZC023-142245-
/O.CON.KTWC.SV.W.0072.000000T0000Z-120814T2245Z/
SANTA CRUZ AZ-
319 PM MST TUE AUG 14 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM MST
FOR WESTERN SANTA CRUZ COUNTY...
AT 315 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR RIO RICO...OR 8 MILES
NORTHWEST OF NOGALES...MOVING SOUTHWEST AT 10 MPH.
LAT...LON 3133 11107 3140 11127 3148 11124 3152 11116
3164 11116 3163 11091 3153 11076 3134 11070
TIME...MOT...LOC 2220Z 038DEG 7KT 3146 11100
$$
GL619
WWUS55 KTWC 142230
SVSTWC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
330 PM MST TUE AUG 14 2012
AZC023-142245-
/O.CON.KTWC.SV.W.0072.000000T0000Z-120814T2245Z/
SANTA CRUZ AZ-
330 PM MST TUE AUG 14 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM MST
FOR WESTERN SANTA CRUZ COUNTY...
AT 324 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR KINO SPRINGS...OR 8
MILES EAST OF NOGALES...MOVING SOUTHWEST AT 10 MPH.
LAT...LON 3133 11107 3140 11127 3148 11124 3152 11116
3164 11116 3163 11091 3153 11076 3134 11070
TIME...MOT...LOC 2230Z 038DEG 7KT 3138 11081
$$
GL928
WWUS55 KTWC 142244
SVSTWC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
344 PM MST TUE AUG 14 2012
AZC023-142253-
/O.EXP.KTWC.SV.W.0072.000000T0000Z-120814T2245Z/
SANTA CRUZ AZ-
344 PM MST TUE AUG 14 2012
...THE SEVERE THUNDERSTORM WARNING FOR WESTERN SANTA CRUZ COUNTY WILL
EXPIRE AT 345 PM MST...
THUNDERSTORMS ACROSS SANTA CRUZ COUNTY MAINLY FROM NOGALES EASTWARD
NOW REMAIN STRONG BUT HAVE WEAKENED BELOW SEVERE THRESHOLDS...THUS
THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 3133 11107 3140 11127 3148 11124 3152 11116
3164 11116 3163 11091 3153 11076 3134 11070
TIME...MOT...LOC 2243Z 038DEG 7KT 3136 11083
$$
GLThe office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 5:47 PM MST | Severe Thunderstorm Warning | TWC | Pima | 28 min |
| Aug 13, 5:50 PM MST | Severe Thunderstorm Warning | TWC | Pima | 40 min |
| Aug 13, 6:29 PM MST | Severe Thunderstorm Warning | TWC | Pima | 46 min |
| Aug 14, 1:35 PM MST | Special Weather Statement | TWC | Santa Cruz | 25 min |
| Aug 14, 2:13 PM MST | Severe Thunderstorm Warning | TWC | Pima | 32 min |
| Aug 14, 2:32 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 43 min |
| Aug 14, 2:45 PM MST | Severe Thunderstorm Warning | TWC | Pima | 45 min |
| Aug 14, 3:14 PM MST | Special Weather Statement | TWC | Cochise | 46 min |
| Aug 14, 3:26 PM MST | Severe Thunderstorm Warning | TWC | Pima, Santa Cruz | 64 min |
| Aug 14, 3:32 PM MST | Areal Flood Advisory | TWC | Pima, Santa Cruz | 88 min |
| Aug 14, 3:45 PM MST | Special Weather Statement | TWC | Santa Cruz | 45 min |
| Aug 14, 4:06 PM MST | Special Weather Statement | TWC | Cochise | 39 min |
| Aug 14, 4:10 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Santa Cruz | 50 min |
| Aug 14, 4:45 PM MST | Special Weather Statement | TWC | Santa Cruz | 45 min |
| Aug 14, 4:51 PM MST | Severe Thunderstorm Warning | TWC | Pima | 39 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2012Every severe thunderstorm warning in 2012
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.