Alert archive / Montana / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 63, NWS Great Falls, MT

June 19, 2025Gallatin County, Montana

NWS Great Falls, MT issued this severe thunderstorm warning at Jun 19, 2025, 3:48 PM MDT for Gallatin 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: Jun 19, 2025, 3:48 PM MDT (21:48 UTC)
Expired: Jun 19, 2025, 4:15 PM MDT
In force: 27 min
Issued by: NWS Great Falls, MT
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Gallatin County, MT

The radar

The Billings radar (KBLX), 202 km from the middle of the area, began a volume at 21:50 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 Jun 19, 3:38 PM MDT, 10 minutes earlier.

Area forecast discussion, Jun 19, 3:38 PM MDT, 10 minutes before

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In the hours before

Local storm report, Jun 19, 3:23 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>
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</body>
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Special weather statement, Jun 19, 3:36 PM MDT, 12 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
Jun 19, 2:14 PM MDT	High Wind Watch	TFX	Madison	13 hr
Jun 19, 2:14 PM MDT	High Wind Watch	TFX	Glacier, Liberty, Pondera, Toole	13 hr
Jun 19, 3:36 PM MDT	Special Weather Statement	TFX	Gallatin	39 min
Jun 19, 5:00 PM MDT	Severe Thunderstorm Warning	TFX	Beaverhead, Madison	30 min
Jun 19, 5:19 PM MDT	Severe Thunderstorm Warning	TFX	Broadwater	26 min
Jun 19, 5:30 PM MDT	Special Weather Statement	TFX	Broadwater	30 min

Nearby

Severe Thunderstorm Warnings in Montana, 2025 Every severe thunderstorm warning in 2025

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.