Alert archive / Utah / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 82, NWS Salt Lake City, UT

August 22, 2023Summit County, Utah; Uinta County, Wyoming

NWS Salt Lake City, UT issued this severe thunderstorm warning at Aug 22, 2023, 3:09 PM MDT for Summit County, Utah; Uinta County, Wyoming. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 22, 2023, 3:09 PM MDT (21:09 UTC)
Expired: Aug 22, 2023, 3:43 PM MDT
In force: 34 min
Issued by: NWS Salt Lake City, UT
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Summit County, UT, Uinta County, WY

The radar

The Salt Lake City radar (KMTX), 143 km from the middle of the area, began a volume at 21:10 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 severe thunderstorm 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 severe thunderstorm warning went out at Aug 22, 4:00 AM MDT, 11 hours 9 minutes earlier.

Area forecast discussion, Aug 22, 4:00 AM MDT, 11 hours 9 minutes before

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In the hours before

Special weather statement, Aug 22, 1:32 PM MDT, 1 hour 37 minutes before

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<html lang="en">
<head>
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  <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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Special weather statement, Aug 22, 2:04 PM MDT, 1 hour 5 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>

Special weather statement, Aug 22, 2:41 PM MDT, 28 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
Aug 21, 6:00 PM MDT	Areal Flood Advisory	SLC	Washington	2 hr
Aug 21, 10:10 PM MDT	Special Weather Statement	SLC	Kane	50 min
Aug 22, 5:14 AM MDT	Special Weather Statement	SLC	Duchesne	46 min
Aug 22, 1:32 PM MDT	Special Weather Statement	SLC	Wasatch	28 min
Aug 22, 2:04 PM MDT	Special Weather Statement	SLC	Summit, Wasatch	41 min
Aug 22, 2:41 PM MDT	Special Weather Statement	SLC	Summit	49 min
Aug 22, 4:27 PM MDT	Special Weather Statement	SLC		33 min
Aug 22, 5:06 PM MDT	Special Weather Statement	SLC	Garfield	24 min
Aug 22, 5:30 PM MDT	Special Weather Statement	SLC	Garfield	30 min
Aug 22, 5:43 PM MDT	Special Weather Statement	SLC	Washington	32 min
Aug 22, 5:44 PM MDT	Areal Flood Advisory	SLC	Washington	2 hr
Aug 22, 5:46 PM MDT	Severe Thunderstorm Warning	SLC	Washington	44 min

Nearby

Severe Thunderstorm Warnings in Utah, 2023 Severe Thunderstorm Warnings in Wyoming, 2023 Every severe thunderstorm 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.