Alert archive / Arizona / Special Weather Statements in 2014

Special Weather Statement, NWS Tucson, AZ

July 27, 2014Greenlee County, Arizona

NWS Tucson, AZ issued this special weather statement at Jul 27, 2014, 1:11 PM MST for Greenlee County, Arizona. It was in force for 79 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 27, 2014, 1:11 PM MST (20:11 UTC)
Expired: Jul 27, 2014, 2:30 PM MST
In force: 79 min
Issued by: NWS Tucson, AZ

County Greenlee County, AZ

The radar

The Tucson radar (KEMX), 221 km from the middle of the area, began a volume at 20:12 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, 8.2 hours before the alert went out and 216 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: 91 J/kg
Mixed-layer CIN: -308 J/kg
Mixed-layer LCL: 1429 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 192 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

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 27, 9:30 AM MST, 3 hours 41 minutes earlier.

Area forecast discussion, Jul 27, 9:30 AM MST, 3 hours 41 minutes before

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<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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In the hours before

Special weather statement, Jul 27, 1:11 PM MST, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
111 PM MST SUN JUL 27 2014

AZZ509-510-272130-
UPPER GILA RIVER AND ARAVAIPA VALLEYS INCLUDING CLIFTON/SAFFORD
AZ-WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES INCLUDING HANNAGAN
MEADOW AZ-
111 PM MST SUN JUL 27 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN GREENLEE COUNTY UNTIL
230 PM MST...

AT 106 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A LINE OF STRONG THUNDERSTORMS IN FAR WESTERN NEW MEXICO ABOUT TO
ENTER EASTERN GREENLEE COUNTY...MOVING WEST AT 15 MPH.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THESE STORMS...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.

AREAS AFFECTED BY THIS STORM INCLUDE...HANNAGAN
MEADOW...BLUE...HIGHWAY 191 FROM NEAR CLIFTON NORTHWARD.

LAT...LON 3308 10904 3309 10929 3372 10941 3374 10936
      3377 10904 3376 10903
TIME...MOT...LOC 2009Z 100DEG 13KT 3343 10915

MEYER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 5:22 PM MST	Areal Flood Advisory	TWC	Greenlee	83 min
Jul 26, 5:36 PM MST	Severe Thunderstorm Warning	TWC	Graham, Greenlee	69 min
Jul 26, 6:24 PM MST	Special Weather Statement	TWC	Graham	36 min
Jul 26, 6:41 PM MST	Special Weather Statement	TWC	Graham	49 min
Jul 26, 7:07 PM MST	Areal Flood Advisory	TWC	Graham	113 min
Jul 26, 8:18 PM MST	Severe Thunderstorm Warning	TWC	Cochise	57 min
Jul 26, 9:23 PM MST	Special Weather Statement	TWC		37 min
Jul 26, 9:39 PM MST	Special Weather Statement	TWC	Cochise	51 min
Jul 26, 9:56 PM MST	Severe Thunderstorm Warning	TWC	Cochise	49 min
Jul 26, 10:27 PM MST	Severe Thunderstorm Warning	TWC	Cochise	48 min
Jul 26, 10:42 PM MST	Special Weather Statement	TWC	Cochise	48 min
Jul 26, 11:11 PM MST	Severe Thunderstorm Warning	TWC	Cochise	49 min
Jul 26, 11:33 PM MST	Special Weather Statement	TWC	Santa Cruz	57 min
Jul 26, 11:46 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	37 min
Jul 26, 11:57 PM MST	Flash Flood Warning	TWC	Santa Cruz	3 hr
Jul 27, 12:15 AM MST	Areal Flood Advisory	TWC	Cochise, Santa Cruz	2 hr
Jul 27, 12:31 AM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	59 min
Jul 27, 1:32 AM MST	Areal Flood Advisory	TWC	Pima	3 hr
Jul 27, 2:09 AM MST	Special Weather Statement	TWC	Pima	51 min
Jul 27, 2:29 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	46 min
Jul 27, 2:58 PM MST	Special Weather Statement	TWC	Graham	77 min
Jul 27, 3:08 PM MST	Flash Flood Warning	TWC	Pima, Santa Cruz	112 min
Jul 27, 3:14 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	33 min
Jul 27, 3:35 PM MST	Severe Thunderstorm Warning	TWC	Graham, Greenlee	14 min
Jul 27, 4:06 PM MST	Areal Flood Advisory	TWC	Graham	84 min
Jul 27, 4:20 PM MST	Areal Flood Advisory	TWC	Graham	85 min
Jul 27, 4:58 PM MST	Special Weather Statement	TWC		77 min

Nearby

Special Weather Statements in Arizona, 2014 Every special weather statement in 2014

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.