Alert archive / Arizona / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 58, NWS Tucson, AZ

July 22, 2022Cochise County, Pima County, Santa Cruz County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Jul 22, 2022, 2:32 PM MST for Cochise County, Pima County, Santa Cruz County, Arizona. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 22, 2022, 2:32 PM MST (21:32 UTC)
Expired
Jul 22, 2022, 3:15 PM MST
In force
43 min
Issued by
NWS Tucson, AZ
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Cochise County, AZ, Pima County, AZ, Santa Cruz County, AZ

The radar

The Tucson radar (KEMX), 17 km from the middle of the area, began a volume at 21:33 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 (KTUS), launched 12:00Z, 9.5 hours before the alert went out and 39 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 2022-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 170 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tuscon, AZ at 12:00Z on 2022-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
170 J/kg
Mixed-layer CIN
-333 J/kg
Mixed-layer LCL
2787 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
-17 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tucson, AZ wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 22, 9:45 AM MST, 4 hours 47 minutes earlier.

Area forecast discussion, Jul 22, 9:45 AM MST, 4 hours 47 minutes before
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In the hours before

Special weather statement, Jul 22, 1:23 PM MST, 1 hour 9 minutes before
Special Weather Statement
National Weather Service Tucson AZ
123 PM MST Fri Jul 22 2022

AZZ508-512-222115-
Chiricahua Mountains including Chiricahua National Monument-Eastern
Cochise County Below 5000 Feet including Douglas/Willcox-
123 PM MST Fri Jul 22 2022

...A strong thunderstorm will impact portions of east central Cochise
County through 215 PM MST...

At 123 PM MST, Doppler radar was tracking a strong thunderstorm 12
miles south of Chiricahua National Monument, or 18 miles west of
Rodeo. This storm was nearly stationary.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly remote areas of east central
Cochise County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3178 10949 3191 10947 3189 10926 3177 10928
TIME...MOT...LOC 2023Z 259DEG 2KT 3183 10934

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

TGD
Special weather statement, Jul 22, 1:59 PM MST, 33 minutes before
Special Weather Statement
National Weather Service Tucson AZ
159 PM MST Fri Jul 22 2022

AZZ503-504-507-513-222145-
Upper San Pedro River Valley including Sierra
Vista/Benson-Dragoon/Mule/Huachuca and Santa Rita Mountains including
Bisbee/Canelo Hills/Madera Canyon-Upper Santa Cruz River and Altar
Valleys including Nogales-Tucson Metro Area including Tucson/Green
Valley/Marana/Vail-
159 PM MST Fri Jul 22 2022

...A strong thunderstorm will impact portions of east central Pima,
western Cochise and northeastern Santa Cruz Counties through 245 PM
MST...

At 158 PM MST, Doppler radar was tracking a strong thunderstorm near
Sonoita, or 22 miles southwest of Benson, moving northwest at 10 mph.

HAZARD...Winds in excess of 40 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Sonoita and Elgin.

This includes the following highways...
 Route 82 between mile markers 30 and 46.
 Route 83 between mile markers 28 and 46.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3171 11042 3164 11067 3174 11085 3192 11059
TIME...MOT...LOC 2058Z 130DEG 9KT 3171 11058

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

JRM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 21, 5:29 PM MSTSevere Thunderstorm WarningTWCCochise46 min
Jul 21, 6:30 PM MSTSpecial Weather StatementTWCCochise45 min
Jul 21, 7:02 PM MSTSevere Thunderstorm WarningTWCCochise43 min
Jul 21, 7:05 PM MSTSevere Thunderstorm WarningTWCCochise40 min
Jul 22, 1:23 PM MSTSpecial Weather StatementTWCCochise52 min
Jul 22, 1:59 PM MSTSpecial Weather StatementTWCSanta Cruz46 min
Jul 22, 2:46 PM MSTSpecial Weather StatementTWCGreenlee44 min
Jul 22, 3:01 PM MSTSpecial Weather StatementTWCCochise44 min
Jul 22, 3:25 PM MSTFlash Flood Warning Considerable damage threatTWCSanta Cruz2 hr
Jul 22, 3:39 PM MSTSevere Thunderstorm WarningTWCPima51 min
Jul 22, 3:45 PM MSTSevere Thunderstorm WarningTWCSanta Cruz45 min
Jul 22, 3:46 PM MSTSevere Thunderstorm WarningTWCCochise17 min
Jul 22, 3:49 PM MSTSevere Thunderstorm WarningTWCCochise, Graham27 min
Jul 22, 4:35 PM MSTSpecial Weather StatementTWC25 min
Jul 22, 4:39 PM MSTSpecial Weather StatementTWCSanta Cruz51 min
Jul 22, 4:54 PM MSTSevere Thunderstorm WarningTWCPima, Santa Cruz51 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2022Every severe thunderstorm warning in 2022

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.