Alert archive / Arizona / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 209, NWS Tucson, AZ

September 23, 2022Cochise County, Pima County, Santa Cruz County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Sep 23, 2022, 3:06 PM MST for Cochise County, Pima County, Santa Cruz County, Arizona. It was in force for 22 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: Sep 23, 2022, 3:06 PM MST (22:06 UTC)
Expired: Sep 23, 2022, 3:28 PM MST
In force: 22 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 22:07 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, 10.1 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 280 J/kg
Mixed-layer CIN: -214 J/kg
Mixed-layer LCL: 1447 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 30 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 Sep 23, 11:09 AM MST, 3 hours 57 minutes earlier.

Area forecast discussion, Sep 23, 11:09 AM MST, 3 hours 57 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 5:31 PM MST	Areal Flood Advisory	TWC	Pima	3 hr
Sep 22, 5:36 PM MST	Flash Flood Warning Considerable damage threat	TWC	Cochise	114 min
Sep 22, 5:52 PM MST	Severe Thunderstorm Warning	TWC	Pima	38 min
Sep 22, 6:01 PM MST	Flash Flood Warning	TWC	Pima	3 hr
Sep 22, 6:04 PM MST	Severe Thunderstorm Warning	TWC	Pima	26 min
Sep 22, 6:12 PM MST	Flash Flood Warning Considerable damage threat	TWC	Pima	3 hr
Sep 22, 7:33 PM MST	Severe Thunderstorm Warning	TWC	Pima	42 min
Sep 22, 8:04 PM MST	Flash Flood Warning	TWC	Pima	3 hr
Sep 22, 9:17 PM MST	Areal Flood Advisory	TWC	Cochise	3 hr
Sep 22, 10:20 PM MST	Areal Flood Warning	TWC	Pima	12 hr
Sep 23, 3:40 PM MST	Special Weather Statement	TWC	Cochise	50 min
Sep 23, 3:44 PM MST	Areal Flood Advisory	TWC	Cochise	2 hr
Sep 23, 4:24 PM MST	Severe Thunderstorm Warning	TWC	Pima	51 min
Sep 23, 4:27 PM MST	Areal Flood Advisory	TWC	Pima	2 hr
Sep 23, 4:36 PM MST	Flash Flood Warning Considerable damage threat	TWC	Pima	114 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2022 Every 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.