Alert archive / Alaska / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 3, NWS Fairbanks, AK

June 18, 2025Denali Borough, Yukon-Koyukuk Census Area, Alaska

NWS Fairbanks, AK issued this severe thunderstorm warning at Jun 18, 2025, 7:44 PM AKDT for Denali Borough, Yukon-Koyukuk Census Area, Alaska. It was in force for 31 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 18, 2025, 7:44 PM AKDT (03:44 UTC)
Expired
Jun 18, 2025, 8:15 PM AKDT
In force
31 min
Issued by
NWS Fairbanks, AK
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Denali Borough, AK, Yukon-Koyukuk Census Area, AK

The radar

The Fairbanks Faa radar (PAPD), 189 km from the middle of the area, began a volume at 03:44 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.

In the hours before

Special weather statement, Jun 18, 5:48 PM AKDT, 1 hour 56 minutes before
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Special weather statement, Jun 18, 6:19 PM AKDT, 1 hour 25 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>
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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, Jun 18, 6:38 PM AKDT, 1 hour 6 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, Jun 18, 7:02 PM AKDT, 42 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 Fairbanks, AK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 18, 5:48 PM AKDTSpecial Weather StatementAFG27 min
Jun 18, 6:19 PM AKDTSpecial Weather StatementAFG41 min
Jun 18, 6:38 PM AKDTSpecial Weather StatementAFG37 min
Jun 18, 7:02 PM AKDTSpecial Weather StatementAFG28 min
Jun 19, 10:42 AM AKDTAreal Flood AdvisoryAFGNorth Slope11 hr
Jun 19, 10:48 AM AKDTAreal Flood AdvisoryAFGNorth Slope29 hr
Jun 19, 12:31 PM AKDTRed Flag WarningAFGFairbanks North Star, Yukon-Koyukuk Census Area35 hr
Jun 19, 1:54 PM AKDTSpecial Weather StatementAFGFairbanks North Star36 min
Jun 19, 3:33 PM AKDTSpecial Weather StatementAFG27 min
Jun 19, 3:48 PM AKDTBrisk Wind AdvisoryAFG24 hr

Nearby

Severe Thunderstorm Warnings in Alaska, 2025Every 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.