Alert archive / Arizona / Special Weather Statements in 2018

Special Weather Statement, NWS Tucson, AZ

August 20, 2018Santa Cruz County, Arizona

NWS Tucson, AZ issued this special weather statement at Aug 20, 2018, 3:13 PM MST for Santa Cruz County, Arizona. It was in force for 32 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
Aug 20, 2018, 3:13 PM MST (22:13 UTC)
Expired
Aug 20, 2018, 3:45 PM MST
In force
32 min
Issued by
NWS Tucson, AZ

County Santa Cruz County, AZ

The radar

The Tucson radar (KEMX), 39 km from the middle of the area, began a volume at 22:14 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 text

As transmitted.

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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 Aug 20, 1:44 PM MST, 1 hour 29 minutes earlier.

Area forecast discussion, Aug 20, 1:44 PM MST, 1 hour 29 minutes before
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In the hours before

Special weather statement, Aug 20, 2:47 PM MST, 26 minutes before
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Special weather statement, Aug 20, 3:07 PM MST, 6 minutes before
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Special weather statement, Aug 20, 3:13 PM MST, 0 minutes before
Special Weather Statement
National Weather Service Tucson AZ
313 PM MST MON AUG 20 2018

AZZ503-507-513-202245-
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-
313 PM MST MON AUG 20 2018

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN SANTA CRUZ COUNTY UNTIL
345 PM MST...

At 313 PM MST, Doppler radar was tracking a strong thunderstorm 13
miles east of Rio Rico Southeast, or 14 miles northeast of Nogales,
moving west at 5 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
Rio Rico Southeast, Patagonia, Kino Springs, Canelo, Sonoita, Elgin,
Patagonia Lake and Lochiel.

LAT...LON 3167 11050 3133 11051 3133 11092 3172 11090
TIME...MOT...LOC 2213Z 111DEG 5KT 3145 11071

RH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 5:04 PM MSTSevere Thunderstorm WarningTWCCochise29 min
Aug 19, 5:05 PM MSTSpecial Weather StatementTWCSanta Cruz25 min
Aug 19, 5:36 PM MSTSevere Thunderstorm WarningTWCSanta Cruz39 min
Aug 19, 5:41 PM MSTSpecial Weather StatementTWCCochise34 min
Aug 19, 6:12 PM MSTFlash Flood WarningTWCSanta Cruz93 min
Aug 19, 6:24 PM MSTSevere Thunderstorm WarningTWCSanta Cruz14 min
Aug 20, 2:47 PM MSTSpecial Weather StatementTWCSanta Cruz28 min
Aug 20, 3:07 PM MSTSpecial Weather StatementTWCCochise23 min
Aug 20, 3:29 PM MSTAreal Flood AdvisoryTWCSanta Cruz2 hr
Aug 20, 3:44 PM MSTSpecial Weather StatementTWCSanta Cruz31 min
Aug 20, 3:44 PM MSTSevere Thunderstorm WarningTWCCochise27 min
Aug 20, 3:53 PM MSTSevere Thunderstorm WarningTWCSanta Cruz52 min
Aug 20, 4:08 PM MSTSpecial Weather StatementTWCCochise52 min
Aug 20, 4:09 PM MSTSpecial Weather StatementTWC51 min
Aug 20, 4:11 PM MSTSpecial Weather StatementTWC49 min
Aug 20, 4:23 PM MSTSevere Thunderstorm WarningTWCPima, Santa Cruz52 min
Aug 20, 4:44 PM MSTAreal Flood AdvisoryTWCCochise2 hr
Aug 20, 4:57 PM MSTSpecial Weather StatementTWC63 min

Nearby

Special Weather Statements in Arizona, 2018Every special weather statement in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.