Alert archive / Washington / River Flood Warnings in 2022

River Flood Warning 36, NWS Seattle, WA

February 28, 2022Lewis County, Pierce County, Washington

NWS Seattle, WA issued this river flood warning at Feb 28, 2022, 12:05 PM PST for Lewis County, Pierce County, Washington. It took effect at Feb 28, 2022, 7:30 PM PST. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued: Feb 28, 2022, 12:05 PM PST (20:05 UTC)
In effect from: Feb 28, 2022, 7:30 PM PST
Expired: Mar 2, 2022, 7:42 AM PST
In force: 36 hr
Issued by: NWS Seattle, WA
Area: Storm-based polygon
Flood severity: Moderate

Counties Lewis County, WA, Pierce County, WA

The radar

The Portland,OR radar (KRTX), 133 km from the middle of the area, began a volume at 20:09 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 river

Written for the forecast point Nisqually River near National (NISW1). The gauge peaked at 9.27 ft at Mar 1, 2022, 1:00 AM PST.

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12082500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood 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 river flood warning went out at Feb 28, 9:52 AM PST, 2 hours 13 minutes earlier.

Area forecast discussion, Feb 28, 9:52 AM PST, 2 hours 13 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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In the hours before

Special weather statement, Feb 28, 8:41 AM PST, 3 hours 24 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
Feb 27, 5:58 PM PST	Gale Warning	SEW		10 hr
Feb 27, 5:58 PM PST	Small Craft Advisory	SEW		40 hr
Feb 28, 12:54 AM PST	River Flood Warning	SEW	Mason	3 days
Feb 28, 8:19 AM PST	River Flood Warning	SEW	King	33 hr
Feb 28, 8:19 AM PST	River Flood Warning	SEW	King	44 hr
Feb 28, 8:19 AM PST	River Flood Warning	SEW	King	67 hr
Feb 28, 9:04 AM PST	Areal Flood Warning	SEW	Grays Harbor, Jefferson, King, Kitsap, Lewis, Mason and 3 more	22 hr
Feb 28, 12:05 PM PST	River Flood Warning	SEW	Pierce	28 hr
Feb 28, 12:05 PM PST	River Flood Warning	SEW	Lewis	47 hr
Feb 28, 1:38 PM PST	River Flood Warning	SEW	Lewis	18 hr
Feb 28, 1:38 PM PST	River Flood Warning	SEW	Lewis	39 hr
Feb 28, 1:38 PM PST	River Flood Warning	SEW	Grays Harbor, Thurston	70 hr

Nearby

River Flood Warnings in Washington, 2022 Every river flood warning in 2022

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; the gauge from the NWS water service and the USGS.