Alert archive / Utah / Winter Storm Warnings in 2023

Winter Storm Warning 11, NWS Salt Lake City, UT

March 13, 202319 counties in Utah

NWS Salt Lake City, UT issued this winter storm warning at Mar 13, 2023, 2:40 AM MDT for 19 counties in Utah. It took effect at Mar 14, 2023, 3:00 PM MDT. It was in force for 34 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: Mar 13, 2023, 2:40 AM MDT (08:40 UTC)
In effect from: Mar 14, 2023, 3:00 PM MDT
Expired: Mar 16, 2023, 12:51 AM MDT
In force: 34 hr
Issued by: NWS Salt Lake City, UT

Counties Beaver County, UT, Box Elder County, UT, Cache County, UT, Davis County, UT, Duchesne County, UT, Garfield County, UT, Iron County, UT, Juab County, UT, Kane County, UT, Morgan County, UT, Piute County, UT, Rich County, UT, Salt Lake County, UT, Summit County, UT, Utah County, UT, Wasatch County, UT, Washington County, UT, Wayne County, UT, Weber County, UT

The radar

The Salt Lake City radar (KMTX), 172 km from the middle of the area, began a volume at 08:40 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 winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Salt Lake City, UT wrote its last area forecast discussion before this winter storm warning went out at Mar 12, 3:48 PM MDT, 10 hours 52 minutes earlier.

Area forecast discussion, Mar 12, 3:48 PM MDT, 10 hours 52 minutes before

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<body>
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        Please try again in a few minutes.
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      <p class="small" id="detail">
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In the hours before

Local storm report, Mar 12, 9:16 PM MDT, 5 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 Salt Lake City, UT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 13, 5:02 AM MDT	Dense Fog Advisory	SLC	Sanpete	3 hr
Mar 13, 2:25 PM MDT	Winter Weather Advisory	SLC	Carbon, Duchesne, Emery, Juab, Millard, Sanpete and 3 more	55 hr
Mar 13, 2:26 PM MDT	Wind Advisory	SLC	Beaver, Box Elder, Iron, Juab, Millard, Salt Lake and 4 more	40 hr

Nearby

Winter Storm Warnings in Utah, 2023 Every winter storm warning 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; radar from the NEXRAD Level II archive.