Alert archive / Montana / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 26, NWS Great Falls, MT

July 4, 2020Pondera County, Teton County, Montana

NWS Great Falls, MT issued this severe thunderstorm warning at Jul 4, 2020, 3:33 PM MDT for Pondera County, Teton County, Montana. 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: Jul 4, 2020, 3:33 PM MDT (21:33 UTC)
Expired: Jul 4, 2020, 4:00 PM MDT
In force: 27 min
Issued by: NWS Great Falls, MT
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Pondera County, MT, Teton County, MT

The radar

The Great Falls radar (KTFX), 90 km from the middle of the area, began a volume at 21:35 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 Great Falls, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 4, 1:56 PM MDT, 1 hour 37 minutes earlier.

Area forecast discussion, Jul 4, 1:56 PM MDT, 1 hour 37 minutes before

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In the hours before

Special weather statement, Jul 4, 2:33 PM MDT, 1 hour before

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<body>
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    <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.
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      <p id="message2">
        Please try again in a few minutes.
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Special weather statement, Jul 4, 2:44 PM MDT, 49 minutes before

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    <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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      <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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Local storm report, Jul 4, 2:46 PM MDT, 47 minutes before

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    <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, Jul 4, 3:00 PM MDT, 33 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.
      </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, Jul 4, 3:02 PM MDT, 31 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.
      </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>
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</html>

Special weather statement, Jul 4, 3:08 PM MDT, 25 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 Great Falls, MT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 3, 6:00 PM MDT	Special Weather Statement	TFX	Lewis and Clark	30 min
Jul 3, 6:13 PM MDT	Special Weather Statement	TFX		47 min
Jul 3, 6:18 PM MDT	Special Weather Statement	TFX	Madison	27 min
Jul 3, 6:27 PM MDT	Special Weather Statement	TFX	Lewis and Clark	33 min
Jul 3, 6:32 PM MDT	Special Weather Statement	TFX	Blaine	28 min
Jul 3, 6:44 PM MDT	Special Weather Statement	TFX	Judith Basin	46 min
Jul 3, 6:54 PM MDT	Severe Thunderstorm Warning	TFX	Cascade, Chouteau, Judith Basin	39 min
Jul 3, 6:58 PM MDT	Special Weather Statement	TFX	Cascade, Lewis and Clark	47 min
Jul 3, 7:07 PM MDT	Severe Thunderstorm Warning	TFX	Cascade, Chouteau	53 min
Jul 3, 8:04 PM MDT	Special Weather Statement	TFX	Chouteau	56 min
Jul 3, 8:57 PM MDT	Special Weather Statement	TFX	Chouteau	48 min
Jul 3, 10:06 PM MDT	Special Weather Statement	TFX	Pondera	24 min
Jul 3, 10:22 PM MDT	Special Weather Statement	TFX	Pondera	23 min
Jul 4, 2:22 PM MDT	Special Weather Statement	TFX	Broadwater	23 min
Jul 4, 2:27 PM MDT	Special Weather Statement	TFX	Cascade	33 min
Jul 4, 2:33 PM MDT	Special Weather Statement	TFX	Pondera	27 min
Jul 4, 2:44 PM MDT	Special Weather Statement	TFX	Broadwater	31 min
Jul 4, 3:00 PM MDT	Special Weather Statement	TFX	Teton	30 min
Jul 4, 3:02 PM MDT	Special Weather Statement	TFX	Toole	28 min
Jul 4, 3:08 PM MDT	Special Weather Statement	TFX	Lewis and Clark	22 min
Jul 4, 3:39 PM MDT	Severe Thunderstorm Warning	TFX	Cascade	25 min
Jul 4, 3:45 PM MDT	Special Weather Statement	TFX	Broadwater	30 min
Jul 4, 4:08 PM MDT	Special Weather Statement	TFX		37 min
Jul 4, 4:12 PM MDT	Special Weather Statement	TFX	Cascade	33 min
Jul 4, 4:25 PM MDT	Special Weather Statement	TFX	Lewis and Clark	35 min
Jul 4, 4:26 PM MDT	Special Weather Statement	TFX	Cascade	34 min
Jul 4, 4:34 PM MDT	Special Weather Statement	TFX	Judith Basin	26 min
Jul 4, 4:36 PM MDT	Special Weather Statement	TFX	Chouteau	24 min
Jul 4, 4:39 PM MDT	Special Weather Statement	TFX	Chouteau	36 min
Jul 4, 4:42 PM MDT	Special Weather Statement	TFX	Toole	33 min
Jul 4, 4:49 PM MDT	Special Weather Statement	TFX	Liberty	26 min
Jul 4, 4:52 PM MDT	Special Weather Statement	TFX	Toole	23 min
Jul 4, 4:58 PM MDT	Special Weather Statement	TFX	Cascade	32 min
Jul 4, 5:03 PM MDT	Special Weather Statement	TFX	Judith Basin	27 min
Jul 4, 5:09 PM MDT	Special Weather Statement	TFX	Chouteau	36 min
Jul 4, 5:16 PM MDT	Special Weather Statement	TFX	Teton	29 min
Jul 4, 5:20 PM MDT	Special Weather Statement	TFX	Chouteau	25 min
Jul 4, 5:25 PM MDT	Special Weather Statement	TFX	Lewis and Clark	35 min
Jul 4, 5:29 PM MDT	Special Weather Statement	TFX	Judith Basin	31 min
Jul 4, 5:32 PM MDT	Special Weather Statement	TFX	Fergus	28 min
Jul 4, 5:35 PM MDT	Special Weather Statement	TFX		25 min
Jul 4, 5:39 PM MDT	Special Weather Statement	TFX	Teton	36 min
Jul 4, 5:53 PM MDT	Special Weather Statement	TFX	Chouteau	37 min
Jul 4, 5:58 PM MDT	Special Weather Statement	TFX	Liberty	32 min

Nearby

Severe Thunderstorm Warnings in Montana, 2020 Every severe thunderstorm warning in 2020

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.