Alert archive / Washington / Frost Advisories in 2013

Frost Advisory 3, NWS Seattle, WA

October 28, 2013San Juan County, Washington

NWS Seattle, WA issued this frost advisory at Oct 28, 2013, 9:16 AM PDT for San Juan County, Washington. It took effect at Oct 28, 2013, 11:00 PM PDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Oct 28, 2013, 9:16 AM PDT (16:16 UTC)
In effect from: Oct 28, 2013, 11:00 PM PDT
Expired: Oct 29, 2013, 4:07 AM PDT
In force: 5 hr
Issued by: NWS Seattle, WA

County San Juan County, WA

The radar

The Seattle radar (KATX), 54 km from the middle of the area, began a volume at 16:15 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 Seattle, WA wrote its last area forecast discussion before this frost advisory went out at Oct 28, 3:48 AM PDT, 5 hours 28 minutes earlier.

Area forecast discussion, Oct 28, 3:48 AM PDT, 5 hours 28 minutes before

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In the hours before

Local storm report, Oct 28, 7:16 AM PDT, 2 hours 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.
      </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 Seattle, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 28, 9:16 AM PDT	Freeze Warning	SEW		19 hr

Nearby

Frost Advisories in Washington, 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.