Alert archive / Arizona / Special Weather Statements in 2015

Special Weather Statement, NWS Tucson, AZ

July 1, 2015

NWS Tucson, AZ issued this special weather statement at Jul 1, 2015, 3:28 PM MST. 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 1, 2015, 3:28 PM MST (22:28 UTC)
Expired: Jul 1, 2015, 4:15 PM MST
In force: 47 min
Issued by: NWS Tucson, AZ

The radar

The Tucson radar (KEMX), 98 km from the middle of the area, began a volume at 22:30 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 (KDMA), launched 12:00Z, 10.5 hours before the alert went out and 92 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: 317 J/kg
Mixed-layer CIN: -286 J/kg
Mixed-layer LCL: 1586 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 97 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

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 1, 2:20 PM MST, 1 hour 8 minutes earlier.

Area forecast discussion, Jul 1, 2:20 PM MST, 1 hour 8 minutes before

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In the hours before

Special weather statement, Jul 1, 12:43 PM MST, 2 hours 45 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
1243 PM MST WED JUL 1 2015

AZZ503-507-513-012030-
UPPER SAN PEDRO RIVER VALLEY INCLUDING SIERRA VISTA/BENSON AZ-
DRAGOON/MULE/HUACHUCA AND SANTA RITA MOUNTAINS INCLUDING
BISBEE/CANELO HILLS/MADERA CANYON AZ-
UPPER SANTA CRUZ RIVER AND ALTAR VALLEYS INCLUDING NOGALES AZ-
1243 PM MST WED JUL 1 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN COCHISE AND
SOUTHEASTERN SANTA CRUZ COUNTIES UNTIL 130 PM MST...

AT 1240 PM MST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
NEAR PARKER CANYON LAKE AND CANELO...MOVING NORTHWEST AT 15 TO 20
MPH.

HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH ALONG WITH HEAVY
RAIN WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
CANELO...PARKER CANYON LAKE...ELGIN AND PATAGONIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF ON OR NEAR PARKER CANYON LAKE...GET OUT OF THE WATER AND MOVE
INDOORS OR INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE OUT TO
15 MILES FROM THE PARENT THUNDERSTORM. IF YOU CAN HEAR THUNDER...YOU
ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE TO SAFE SHELTER
NOW. DO NOT BE CAUGHT ON THE WATER IN A THUNDERSTORM.

&&

LAT...LON 3149 11038 3135 11051 3147 11077 3163 11053
TIME...MOT...LOC 1940Z 126DEG 20KT 3147 11052

MEYER

Special weather statement, Jul 1, 2:43 PM MST, 45 minutes before

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Special weather statement, Jul 1, 3:28 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
Jun 30, 5:01 PM MST	Special Weather Statement	TWC		44 min
Jun 30, 5:19 PM MST	Severe Thunderstorm Warning	TWC	Pima	41 min
Jun 30, 5:30 PM MST	Severe Thunderstorm Warning	TWC	Cochise	30 min
Jun 30, 5:54 PM MST	Severe Thunderstorm Warning	TWC	Pima	20 min
Jun 30, 6:02 PM MST	Areal Flood Advisory	TWC	Cochise, Santa Cruz	3 hr
Jun 30, 6:05 PM MST	Special Weather Statement	TWC	Santa Cruz	25 min
Jun 30, 6:17 PM MST	Special Weather Statement	TWC	Santa Cruz	43 min
Jun 30, 6:47 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	43 min
Jun 30, 6:51 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	3 hr
Jun 30, 7:01 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	44 min
Jun 30, 7:09 PM MST	Severe Thunderstorm Warning	TWC	Cochise	36 min
Jun 30, 7:27 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	63 min
Jun 30, 7:34 PM MST	Tornado Warning	TWC	Cochise	11 min
Jun 30, 7:49 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	26 min
Jun 30, 7:55 PM MST	Special Weather Statement	TWC	Pima	35 min
Jun 30, 8:21 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Pima, Santa Cruz	54 min
Jun 30, 8:27 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	43 min
Jun 30, 8:44 PM MST	Areal Flood Advisory	TWC	Cochise, Pima, Santa Cruz	3 hr
Jun 30, 9:06 PM MST	Special Weather Statement	TWC		39 min
Jun 30, 9:10 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	35 min
Jun 30, 9:49 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	56 min
Jun 30, 10:44 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	46 min
Jun 30, 11:31 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	3 hr
Jun 30, 11:36 PM MST	Special Weather Statement	TWC	Pima, Santa Cruz	39 min
Jul 1, 2:44 AM MST	Special Weather Statement	TWC		31 min
Jul 1, 12:43 PM MST	Special Weather Statement	TWC	Santa Cruz	47 min
Jul 1, 1:13 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	32 min
Jul 1, 1:53 PM MST	Severe Thunderstorm Warning	TWC	Pima	37 min
Jul 1, 2:41 PM MST	Flash Flood Warning	TWC	Santa Cruz	3 hr
Jul 1, 2:43 PM MST	Special Weather Statement	TWC		47 min
Jul 1, 2:56 PM MST	Areal Flood Advisory	TWC	Pima, Santa Cruz	3 hr
Jul 1, 3:30 PM MST	Special Weather Statement	TWC		45 min
Jul 1, 4:27 PM MST	Areal Flood Advisory	TWC	Pima	108 min

Nearby

Special Weather Statements in Arizona, 2015 Every special weather statement in 2015

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.