Alert archive / California / Frost Advisories in 2013

Frost Advisory 5, NWS Los Angeles, CA

January 11, 2013Los Angeles County, California

NWS Los Angeles, CA issued this frost advisory at Jan 11, 2013, 3:57 AM PST for Los Angeles County, California. It took effect at Jan 12, 2013, 1:00 AM PST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Jan 11, 2013, 3:57 AM PST (11:57 UTC)
In effect from: Jan 12, 2013, 1:00 AM PST
Expired: Jan 12, 2013, 9:00 AM PST
In force: 8 hr
Issued by: NWS Los Angeles, CA

County Los Angeles County, CA

The radar

The Santa Ana Mts radar (KSOX), 71 km from the middle of the area, began a volume at 11:58 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.

What forecasters said that day

The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Los Angeles, CA wrote its last area forecast discussion before this frost advisory went out at Jan 11, 3:45 AM PST, 12 minutes earlier.

Area forecast discussion, Jan 11, 3:45 AM PST, 12 minutes before

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Hazardous weather outlook, Jan 10, 4:45 PM PST, 11 hours 12 minutes before

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  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <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.
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The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 10, 4:23 PM PST	Winter Storm Warning	LOX		12 hr
Jan 10, 4:35 PM PST	High Wind Warning	LOX		4 hr
Jan 10, 9:07 PM PST	Small Craft Advisory	LOX		24 hr
Jan 11, 3:57 AM PST	Freeze Watch	LOX	Los Angeles	23 hr
Jan 11, 3:57 AM PST	Freeze Warning	LOX		29 hr
Jan 11, 4:06 AM PST	Winter Weather Advisory	LOX		5 hr
Jan 11, 2:36 PM PST	Wind Advisory	LOX	Los Angeles	13 hr

Nearby

Frost Advisories in California, 2013 Every frost advisory in 2013

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.