Alert archive / Washington / Winter Storm Warnings in 2018

Winter Storm Warning 11, NWS Seattle, WA

December 10, 2018

NWS Seattle, WA issued this winter storm warning at Dec 10, 2018, 1:53 PM PST. It took effect at Dec 11, 2018, 4:00 AM PST. It was in force for 55 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Dec 10, 2018, 1:53 PM PST (21:53 UTC)
In effect from: Dec 11, 2018, 4:00 AM PST
Expired: Dec 13, 2018, 10:31 AM PST
In force: 55 hr
Issued by: NWS Seattle, WA

What forecasters said that day

The local office's own words before this winter storm warning 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 winter storm warning went out at Dec 10, 9:05 AM PST, 4 hours 48 minutes earlier.

Area forecast discussion, Dec 10, 9:05 AM PST, 4 hours 48 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 Seattle, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 9, 9:04 PM PST	Small Craft Advisory for Rough Bar	SEW		5 days
Dec 10, 2:54 AM PST	Gale Warning	SEW		5 days
Dec 10, 2:54 AM PST	Small Craft Advisory	SEW		49 hr
Dec 10, 3:36 AM PST	Wind Advisory	SEW	San Juan	36 hr
Dec 10, 4:05 AM PST	Winter Storm Watch	SEW		10 hr
Dec 10, 11:28 AM PST	Flood Watch	SEW	Mason	22 hr

Nearby

Winter Storm Warnings in Washington, 2018 Every winter storm warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.