Alert archive / California / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 2, NWS Sacramento, CA

April 27, 2010Shasta County, California

NWS Sacramento, CA issued this severe thunderstorm warning at Apr 27, 2010, 1:18 PM PDT for Shasta County, California. It was in force for 27 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: Apr 27, 2010, 1:18 PM PDT (20:18 UTC)
Expired: Apr 27, 2010, 1:45 PM PDT
In force: 27 min
Issued by: NWS Sacramento, CA
Area: Storm-based polygon

County Shasta County, CA

The radar

The Beale AFB radar (KBBX), 145 km from the middle of the area, began a volume at 20:19 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 Sacramento, CA wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 27, 8:30 AM PDT, 4 hours 48 minutes earlier.

Area forecast discussion, Apr 27, 8:30 AM PDT, 4 hours 48 minutes before

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Hazardous weather outlook, Apr 27, 4:33 AM PDT, 8 hours 45 minutes before

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</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.
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In the hours before

Special weather statement, Apr 27, 12:53 PM PDT, 25 minutes before

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  <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 Sacramento, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 27, 3:15 AM PDT	Wind Advisory	STO		13 hr
Apr 27, 12:53 PM PDT	Special Weather Statement	STO	Shasta	52 min

Nearby

Severe Thunderstorm Warnings in California, 2010 Every severe thunderstorm warning in 2010

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.