Alert archive / Arizona / Wind Advisories in 2023

Wind Advisory 12, NWS Phoenix, AZ

February 13, 20235 counties in Arizona; Imperial County, Riverside County, San Bernardino County, California

NWS Phoenix, AZ issued this wind advisory at Feb 13, 2023, 5:43 AM MST for 5 counties in Arizona; Imperial County, Riverside County, San Bernardino County, California. It took effect at Feb 14, 2023, 4:00 AM MST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued: Feb 13, 2023, 5:43 AM MST (12:43 UTC)
In effect from: Feb 14, 2023, 4:00 AM MST
Expired: Feb 15, 2023, 12:56 AM MST
In force: 21 hr
Issued by: NWS Phoenix, AZ

Counties Gila County, AZ, La Paz County, AZ, Maricopa County, AZ, Pinal County, AZ, Yuma County, AZ, Imperial County, CA, Riverside County, CA, San Bernardino County, CA

The radar

The Yuma radar (KYUX), 142 km from the middle of the area, began a volume at 12:43 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

Yuma Prvg Ground, AZ (K1Y7), launched 12:00Z, 0.7 hours before the alert went out and 128 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: 26 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 916 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 107 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 wind 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 wind advisory went out at Feb 13, 3:45 AM MST, 1 hour 58 minutes earlier.

Area forecast discussion, Feb 13, 3:45 AM MST, 1 hour 58 minutes before

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In the hours before

Local storm report, Feb 13, 4:45 AM MST, 58 minutes before

<!doctype html>
<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.
      </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
Feb 12, 7:10 PM MST	Special Weather Statement	PSR		50 min
Feb 13, 3:40 AM MST	Winter Weather Advisory	PSR	Gila, Maricopa, Pinal	49 hr
Feb 13, 1:44 PM MST	High Wind Warning	PSR	Gila, Maricopa, Pinal	35 hr

Nearby

Wind Advisories in Arizona, 2023 Wind Advisories in California, 2023 Every wind advisory in 2023

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.