Alert archive / Arizona / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 21, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 14, 2014, 3:32 PM MST for Pima County, Pinal County, Arizona. It was in force for 28 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 14, 2014, 3:32 PM MST (22:32 UTC)
- Expired
- Jul 14, 2014, 4:00 PM MST
- In force
- 28 min
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
Counties Pima County, AZ, Pinal County, AZ
The radar
The Tucson radar (KEMX), 76 km from the middle of the area, began a volume at 22:32 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 14, 3:35 PM MST | HAIL 1 | 3 N Oro Valley, AZ | SPOTTER REPORTS QUARTER SIZED 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 (KDMA), launched 12:00Z, 10.5 hours before the alert went out and 38 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
- 537 J/kg
- Mixed-layer CIN
- -189 J/kg
- Mixed-layer LCL
- 1271 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
332 WUUS55 KTWC 142232 SVRTWC AZC019-021-142300- /O.NEW.KTWC.SV.W.0021.140714T2232Z-140714T2300Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON AZ 332 PM MST MON JUL 14 2014 THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN PIMA COUNTY IN SOUTHEAST ARIZONA... THIS INCLUDES THE CITY OF ORO VALLEY... SOUTH CENTRAL PINAL COUNTY IN SOUTHEAST ARIZONA... * UNTIL 400 PM MST * AT 327 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 ORO VALLEY...AND MOVING NORTH AT 5 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CATALINA...SADDLEBROOKE AND ORACLE JUNCTION. 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 3254 11113 3262 11087 3245 11085 3238 11100 TIME...MOT...LOC 2232Z 160DEG 4KT 3247 11097 $$
2 follow-up statements
872 WWUS55 KTWC 142239 SVSTWC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 339 PM MST MON JUL 14 2014 AZC019-021-142300- /O.CON.KTWC.SV.W.0021.000000T0000Z-140714T2300Z/ PIMA AZ-PINAL AZ- 339 PM MST MON JUL 14 2014 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM MST FOR SOUTH CENTRAL PINAL AND NORTHEASTERN PIMA COUNTIES... AT 332 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED WEST THROUGH SOUTHWEST OF CATALINA...OR NEAR ORO VALLEY...MOVING NORTH AT 5 MPH. LAT...LON 3254 11113 3262 11087 3245 11085 3238 11100 TIME...MOT...LOC 2239Z 160DEG 4KT 3248 11098 $$
288 WWUS55 KTWC 142303 SVSTWC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 403 PM MST MON JUL 14 2014 AZC019-021-142311- /O.EXP.KTWC.SV.W.0021.000000T0000Z-140714T2300Z/ PIMA AZ-PINAL AZ- 403 PM MST MON JUL 14 2014 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL PINAL AND NORTHEASTERN PIMA COUNTIES HAS EXPIRED... RADAR STILL SHOWED A STRONG STORM JUST WEST OF CATALINA AND OVER MAINLY OPEN COUNTRY IN ORO VALLEY ON THE EASTERN SLOPES OF THE TORTOLITA MOUNTAINS. HOWEVER...THE THREAT OF LARGE HAIL AND WINDS IN EXCESS OF 60 MPH HAD END. THUS...THE WARNING WAS ALLOWED TO EXPIRE ON TIME. LAT...LON 3254 11113 3262 11087 3245 11085 3238 11100 TIME...MOT...LOC 2239Z 160DEG 4KT 3248 11098 $$
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 5:13 PM MST | Areal Flood Advisory | TWC | Pima | 92 min |
| Jul 13, 5:18 PM MST | Blowing Dust Advisory | TWC | Pima, Pinal | 90 min |
| Jul 13, 5:55 PM MST | Severe Thunderstorm Warning | TWC | Pima | 35 min |
| Jul 13, 6:15 PM MST | Flash Flood Warning | TWC | Pima | 2 hr |
| Jul 13, 6:15 PM MST | Severe Thunderstorm Warning | TWC | Pima, Santa Cruz | 30 min |
| Jul 13, 6:42 PM MST | Flash Flood Warning | TWC | Pima | 2 hr |
| Jul 13, 7:07 PM MST | Severe Thunderstorm Warning | TWC | Pima | 23 min |
| Jul 13, 7:24 PM MST | Flash Flood Warning | TWC | Pima | 96 min |
| Jul 13, 8:08 PM MST | Areal Flood Advisory | TWC | Pima | 3 hr |
| Jul 13, 8:20 PM MST | Areal Flood Advisory | TWC | Pima, Pinal | 3 hr |
| Jul 14, 2:25 PM MST | Special Weather Statement | TWC | Graham | 50 min |
| Jul 14, 3:49 PM MST | Severe Thunderstorm Warning | TWC | Graham | 26 min |
| Jul 14, 4:13 PM MST | Special Weather Statement | TWC | Graham | 47 min |
| Jul 14, 4:26 PM MST | Severe Thunderstorm Warning | TWC | Pima | 34 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2014Every severe thunderstorm warning in 2014
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.