Alert archive / Arizona / Areal Flood Advisories in 2014

Areal Flood Advisory 21, NWS Phoenix, AZ

July 5, 2014Gila County, Pinal County, Arizona

NWS Phoenix, AZ issued this areal flood advisory at Jul 5, 2014, 9:26 PM MST for Gila County, Pinal County, Arizona. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Jul 5, 2014, 9:26 PM MST (04:26 UTC)
Expired: Jul 5, 2014, 11:30 PM MST
In force: 2 hr
Issued by: NWS Phoenix, AZ
Area: Storm-based polygon

Counties Gila County, AZ, Pinal County, AZ

The radar

The Phoenix radar (KIWA), 55 km from the middle of the area, began a volume at 04:30 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

Phoenix, AZ (KPSR), launched 00:00Z, 4.4 hours before the alert went out and 83 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: 418 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 2298 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 9 m²/s²
0-3 km storm-relative helicity: 59 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 areal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Phoenix, AZ wrote its last area forecast discussion before this areal flood advisory went out at Jul 5, 8:30 PM MST, 56 minutes earlier.

Area forecast discussion, Jul 5, 8:30 PM MST, 56 minutes before

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In the hours before

Special weather statement, Jul 5, 7:02 PM MST, 2 hours 24 minutes before

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Special weather statement, Jul 5, 7:34 PM MST, 1 hour 52 minutes before

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      <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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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jul 5, 7:45 PM MST, 1 hour 41 minutes before

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<body>
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    <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
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Special weather statement, Jul 5, 7:51 PM MST, 1 hour 35 minutes before

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<head>
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  <title>Service Notice</title>
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</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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
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Special weather statement, Jul 5, 7:59 PM MST, 1 hour 27 minutes before

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<head>
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  <title>Service Notice</title>
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</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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 5, 8:51 PM MST, 35 minutes before

<!doctype html>
<html lang="en">
<head>
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  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 5:06 PM MST	Special Weather Statement	PSR	Yuma	39 min
Jul 5, 5:23 PM MST	Areal Flood Advisory	PSR	La Paz, Yuma	112 min
Jul 5, 5:26 PM MST	Areal Flood Advisory	PSR	La Paz, Yuma	2 hr
Jul 5, 5:30 PM MST	Special Weather Statement	PSR		30 min
Jul 5, 5:34 PM MST	Areal Flood Advisory	PSR	Yuma	116 min
Jul 5, 5:40 PM MST	Flash Flood Warning	PSR	Yuma	2 hr
Jul 5, 5:41 PM MST	Special Weather Statement	PSR	Yuma	49 min
Jul 5, 5:56 PM MST	Blowing Dust Advisory	PSR		3 hr
Jul 5, 6:10 PM MST	Special Weather Statement	PSR		50 min
Jul 5, 6:30 PM MST	Special Weather Statement	PSR	Gila	45 min
Jul 5, 6:50 PM MST	Special Weather Statement	PSR		25 min
Jul 5, 7:04 PM MST	Flash Flood Warning	PSR	Gila, Maricopa	3 hr
Jul 5, 7:51 PM MST	Special Weather Statement	PSR		24 min
Jul 5, 7:59 PM MST	Special Weather Statement	PSR	Gila	46 min
Jul 5, 8:27 PM MST	Areal Flood Advisory	PSR	Gila	108 min
Jul 5, 10:13 PM MST	Areal Flood Advisory	PSR	Pinal	2 hr
Jul 5, 10:22 PM MST	Blowing Dust Advisory	PSR		38 min
Jul 5, 11:08 PM MST	Areal Flood Advisory	PSR	Gila	4 hr
Jul 6, 2:28 PM MST	Special Weather Statement	PSR		47 min
Jul 6, 3:04 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	41 min
Jul 6, 3:22 PM MST	Areal Flood Advisory	PSR	Maricopa	113 min
Jul 6, 3:32 PM MST	Flash Flood Warning	PSR	Maricopa	118 min
Jul 6, 3:41 PM MST	Areal Flood Advisory	PSR	La Paz, Maricopa	2 hr
Jul 6, 4:15 PM MST	Special Weather Statement	PSR		30 min
Jul 6, 4:17 PM MST	Special Weather Statement	PSR	La Paz	28 min
Jul 5, 6:54 PM MST	Severe Thunderstorm Warning	PSR	Imperial, Riverside	36 min
Jul 5, 7:02 PM MST	Special Weather Statement	PSR	Riverside	28 min
Jul 5, 7:34 PM MST	Special Weather Statement	PSR	Riverside	26 min
Jul 5, 7:48 PM MST	Areal Flood Advisory	PSR	Riverside	117 min

Nearby

Areal Flood Advisories in Arizona, 2014 Every areal flood advisory 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.