Alert archive / Arizona / Special Weather Statements in 2013

Special Weather Statement, NWS Tucson, AZ

July 9, 2013Santa Cruz County, Arizona

NWS Tucson, AZ issued this special weather statement at Jul 9, 2013, 10:28 PM MST for Santa Cruz 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 9, 2013, 10:28 PM MST (05:28 UTC)
Expired: Jul 9, 2013, 11:15 PM MST
In force: 47 min
Issued by: NWS Tucson, AZ

County Santa Cruz County, AZ

The radar

The Tucson radar (KEMX), 55 km from the middle of the area, began a volume at 05:29 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 00:00Z, 5.5 hours before the alert went out and 70 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: 575 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 2464 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 44 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 9, 9:40 PM MST, 48 minutes earlier.

Area forecast discussion, Jul 9, 9:40 PM MST, 48 minutes before

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In the hours before

Local storm report, Jul 9, 8:06 PM MST, 2 hours 22 minutes before

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Local storm report, Jul 9, 10:05 PM MST, 23 minutes before

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Local storm report, Jul 9, 10:11 PM MST, 17 minutes before

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Local storm report, Jul 9, 10:19 PM MST, 9 minutes before

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Local storm report, Jul 9, 10:21 PM MST, 7 minutes before

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Special weather statement, Jul 9, 10:28 PM MST, 0 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
Jul 9, 5:42 PM MST	Areal Flood Advisory	TWC	Cochise	93 min
Jul 9, 5:45 PM MST	Special Weather Statement	TWC		45 min
Jul 9, 5:58 PM MST	Severe Thunderstorm Warning	TWC	Cochise	47 min
Jul 9, 6:02 PM MST	Flash Flood Warning	TWC	Cochise	118 min
Jul 9, 7:25 PM MST	Areal Flood Advisory	TWC	Cochise	3 hr
Jul 9, 8:03 PM MST	Flash Flood Warning	TWC	Cochise	3 hr
Jul 9, 9:54 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Santa Cruz	51 min
Jul 9, 10:27 PM MST	Areal Flood Advisory	TWC	Santa Cruz	2 hr
Jul 9, 10:57 PM MST	Areal Flood Advisory	TWC	Cochise	3 hr
Jul 9, 11:08 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	82 min
Jul 10, 4:44 PM MST	Blowing Dust Advisory	TWC	Pima, Pinal	19 min

Nearby

Special Weather Statements in Arizona, 2013 Every special weather statement in 2013

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.