Alert archive / Wisconsin / Small Craft Advisories in 2026

Small Craft Advisory 66, NWS Green Bay, WI

July 21, 2026

NWS Green Bay, WI issued this small craft advisory at Jul 21, 2026, 1:49 AM CDT. It took effect at Jul 21, 2026, 10:00 AM CDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued: Jul 21, 2026, 1:49 AM CDT (06:49 UTC)
In effect from: Jul 21, 2026, 10:00 AM CDT
Expired: Jul 22, 2026, 4:00 AM CDT
In force: 18 hr
Issued by: NWS Green Bay, WI

What forecasters said that day

The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Green Bay, WI wrote its last area forecast discussion before this small craft advisory went out at Jul 21, 1:42 AM CDT, 7 minutes earlier.

Area forecast discussion, Jul 21, 1:42 AM CDT, 7 minutes before

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      <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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      <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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Hazardous weather outlook, Jul 21, 1:42 AM CDT, 7 minutes before

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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.
      </p>
    </section>
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In the hours before

Local storm report, Jul 20, 9:51 PM CDT, 3 hours 58 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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Special weather statement, Jul 20, 9:59 PM CDT, 3 hours 50 minutes before

<!doctype html>
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<head>
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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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 20, 10:22 PM CDT, 3 hours 27 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>

Local storm report, Jul 20, 11:32 PM CDT, 2 hours 17 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>

Local storm report, Jul 20, 11:34 PM CDT, 2 hours 15 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>

Local storm report, Jul 20, 11:36 PM CDT, 2 hours 13 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 Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 20, 7:06 PM CDT	Special Weather Statement	GRB	Langlade, Marathon	54 min
Jul 20, 7:12 PM CDT	Tornado Warning	GRB	Door	32 min
Jul 20, 7:32 PM CDT	Severe Thunderstorm Warning	GRB	Forest, Marinette	43 min
Jul 20, 7:36 PM CDT	Tornado Warning Tornado observed	GRB	Marathon	39 min
Jul 20, 7:37 PM CDT	Tornado Warning	GRB	Marathon	38 min
Jul 20, 7:43 PM CDT	Tornado Warning	GRB	Langlade, Menominee, Shawano	47 min
Jul 20, 7:53 PM CDT	Tornado Warning	GRB	Marinette	26 min
Jul 20, 7:55 PM CDT	Tornado Warning	GRB	Wood	50 min
Jul 20, 8:04 PM CDT	Tornado Warning Tornado observed	GRB	Marathon, Portage	41 min
Jul 20, 8:06 PM CDT	Tornado Warning	GRB	Marathon, Shawano, Waupaca	54 min
Jul 20, 8:16 PM CDT	Severe Thunderstorm Warning	GRB	Door	29 min
Jul 20, 8:18 PM CDT	Special Marine Warning	GRB		42 min
Jul 20, 8:25 PM CDT	Special Weather Statement	GRB	Marinette	35 min
Jul 20, 8:41 PM CDT	Tornado Warning	GRB	Portage, Waupaca	37 min
Jul 20, 8:50 PM CDT	Severe Thunderstorm Warning	GRB	Door	40 min
Jul 20, 9:00 PM CDT	Special Marine Warning	GRB		45 min
Jul 20, 9:17 PM CDT	Special Marine Warning	GRB		43 min
Jul 20, 9:27 PM CDT	Special Marine Warning	GRB		63 min
Jul 20, 9:30 PM CDT	Severe Thunderstorm Warning	GRB	Door	30 min
Jul 20, 9:43 PM CDT	Areal Flood Advisory	GRB	Door	3 hr
Jul 20, 9:45 PM CDT	Special Marine Warning	GRB		15 min
Jul 20, 9:59 PM CDT	Special Weather Statement	GRB	Door	31 min
Jul 20, 10:48 PM CDT	Severe Thunderstorm Warning	GRB	Brown, Outagamie	27 min

Nearby

Small Craft Advisories in Wisconsin, 2026 Every small craft advisory in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.