Alert archive / Arizona / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 74, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Aug 14, 2012, 4:10 PM MST for Cochise County, Santa Cruz County, Arizona. It was in force for 50 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, 4:10 PM MST (23:10 UTC)
- Expired
- Aug 14, 2012, 5:00 PM MST
- In force
- 50 min
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
Counties Cochise County, AZ, Santa Cruz County, AZ
The radar
The Tucson radar (KEMX), 45 km from the middle of the area, began a volume at 23:10 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, 11.2 hours before the alert went out and 83 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.
589 WUUS55 KTWC 142310 SVRTWC AZC003-023-150000- /O.NEW.KTWC.SV.W.0074.120814T2310Z-120815T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON AZ 410 PM MST TUE AUG 14 2012 THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN COCHISE COUNTY IN SOUTHEAST ARIZONA... EASTERN SANTA CRUZ COUNTY IN SOUTHEAST ARIZONA... * UNTIL 500 PM MST * AT 406 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR HUACHUCA CITY...OR 8 MILES NORTHWEST OF SIERRA VISTA...AND MOVING SOUTHWEST AT 10 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ELGIN...CANELO AND PARKER CANYON 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 3137 11044 3149 11069 3173 11044 3164 11028 TIME...MOT...LOC 2310Z 038DEG 9KT 3160 11041 $$ MOLLERE
1 follow-up statement
233 WWUS55 KTWC 150000 SVSTWC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 500 PM MST TUE AUG 14 2012 AZC003-023-150011- /O.EXP.KTWC.SV.W.0074.000000T0000Z-120815T0000Z/ COCHISE AZ-SANTA CRUZ AZ- 500 PM MST TUE AUG 14 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN SANTA CRUZ AND SOUTHWESTERN COCHISE COUNTIES HAS EXPIRED... LAT...LON 3137 11044 3149 11069 3173 11044 3164 11028 TIME...MOT...LOC 2310Z 038DEG 9KT 3160 11041 $$ MOLLERE
The 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, 2:59 PM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 46 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, 4:45 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.