Alert archive / Arizona / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 16, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 2, 2021, 7:13 PM MST for Pima County, Arizona. It was in force for 47 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
- Jul 2, 2021, 7:13 PM MST (02:13 UTC)
- Expired
- Jul 2, 2021, 8:00 PM MST
- In force
- 47 min
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Pima County, AZ
The radar
The Phoenix radar (KIWA), 117 km from the middle of the area, began a volume at 02:15 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
Phoenix, AZ (KPSR), launched 00:00Z, 2.2 hours before the alert went out and 117 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
- 347 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 2932 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
386
WUUS55 KTWC 030213
SVRTWC
AZC019-030300-
/O.NEW.KTWC.SV.W.0016.210703T0213Z-210703T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tucson AZ
713 PM MST Fri Jul 2 2021
The National Weather Service in Tucson has issued a
* Severe Thunderstorm Warning for...
North central Pima County in southeastern Arizona...
* Until 800 PM MST.
* At 712 PM MST, a severe thunderstorm was located near Kaka, or 33
miles east of Ajo, moving west at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Hickiwan, Ventana and Vaya Chin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3251 11244 3251 11223 3239 11216 3226 11253
3245 11261
TIME...MOT...LOC 0212Z 068DEG 20KT 3246 11231
HAIL...1.00IN
WIND...60MPH
$$2 follow-up statements
636
WWUS55 KTWC 030241
SVSTWC
Severe Weather Statement
National Weather Service Tucson AZ
741 PM MST Fri Jul 2 2021
AZC019-030300-
/O.CON.KTWC.SV.W.0016.000000T0000Z-210703T0300Z/
Pima-
741 PM MST Fri Jul 2 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM MST
FOR NORTH CENTRAL PIMA COUNTY...
At 741 PM MST, a severe thunderstorm was located near Kaka, or 28
miles east of Ajo, moving southwest at 10 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Hickiwan, Ventana and Vaya Chin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 3251 11244 3251 11223 3239 11216 3226 11253
3245 11261
TIME...MOT...LOC 0241Z 060DEG 8KT 3243 11239
HAIL...1.00IN
WIND...60MPH
$$804
WWUS55 KTWC 030257
SVSTWC
Severe Weather Statement
National Weather Service Tucson AZ
757 PM MST Fri Jul 2 2021
AZC019-030306-
/O.EXP.KTWC.SV.W.0016.000000T0000Z-210703T0300Z/
Pima-
757 PM MST Fri Jul 2 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL PIMA COUNTY WILL
EXPIRE AT 800 PM MST...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds and brief heavy rain are still possible with this thunderstorm.
.
LAT...LON 3251 11244 3251 11223 3239 11216 3226 11253
3245 11261
TIME...MOT...LOC 0256Z 068DEG 20KT 3242 11243
$$The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 5:17 PM MST | Special Weather Statement | TWC | Pinal | 43 min |
| Jul 2, 5:31 PM MST | Special Weather Statement | TWC | 44 min | |
| Jul 2, 5:35 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Pima | 40 min |
| Jul 2, 6:14 PM MST | Special Weather Statement | TWC | 46 min | |
| Jul 2, 6:16 PM MST | Special Weather Statement | TWC | Pima | 29 min |
| Jul 2, 6:16 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Pima | 44 min |
| Jul 2, 7:34 PM MST | Areal Flood Advisory | TWC | Pima, Pinal | 116 min |
| Jul 3, 11:17 AM MST | Areal Flood Advisory | TWC | Cochise, Santa Cruz | 3 hr |
| Jul 3, 11:21 AM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 39 min |
| Jul 3, 11:51 AM MST | Special Weather Statement | TWC | Pima | 54 min |
| Jul 3, 11:58 AM MST | Flash Flood Warning | TWC | Cochise, Santa Cruz | 3 hr |
| Jul 3, 12:09 PM MST | Areal Flood Advisory | TWC | Pima, Santa Cruz | 111 min |
| Jul 3, 12:17 PM MST | Flash Flood Warning | TWC | Pima, Santa Cruz | 3 hr |
| Jul 3, 12:23 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Santa Cruz | 35 min |
| Jul 3, 12:28 PM MST | Flash Flood Warning | TWC | Cochise, Pima, Santa Cruz | 3 hr |
| Jul 3, 1:07 PM MST | Flash Flood Warning | TWC | Pima | 3 hr |
| Jul 3, 1:15 PM MST | Special Weather Statement | TWC | Pima | 45 min |
| Jul 3, 1:20 PM MST | Special Weather Statement | TWC | Pima | 40 min |
| Jul 3, 1:50 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Pima | 40 min |
| Jul 3, 2:14 PM MST | Special Weather Statement | TWC | 31 min | |
| Jul 3, 2:56 PM MST | Special Weather Statement | TWC | Pima | 34 min |
| Jul 3, 3:31 PM MST | Special Weather Statement | TWC | Pinal | 44 min |
| Jul 3, 3:44 PM MST | Areal Flood Advisory | TWC | Pima | 2 hr |
Nearby
Severe Thunderstorm Warnings in Arizona, 2021Every severe thunderstorm warning in 2021
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.