Alert archive / South Dakota / Frost Advisories in 2026

Frost Advisory 2, NWS Aberdeen, SD

May 10, 202613 counties in South Dakota; Big Stone County, Traverse County, Minnesota

NWS Aberdeen, SD issued this frost advisory at May 10, 2026, 3:12 AM CDT for 13 counties in South Dakota; Big Stone County, Traverse County, Minnesota. It took effect at May 11, 2026, 3:00 AM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: May 10, 2026, 3:12 AM CDT (08:12 UTC)
In effect from: May 11, 2026, 3:00 AM CDT
Expired: May 11, 2026, 8:07 AM CDT
In force: 5 hr
Issued by: NWS Aberdeen, SD

Counties Big Stone County, MN, Traverse County, MN, Brown County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Edmunds County, SD, Faulk County, SD, Grant County, SD, Hamlin County, SD, Marshall County, SD, McPherson County, SD, Roberts County, SD, Spink County, SD

The radar

The Aberdeen radar (KABR), 62 km from the middle of the area, began a volume at 08:15 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 frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Aberdeen, SD wrote its last area forecast discussion before this frost advisory went out at May 10, 1:30 AM CDT, 1 hour 42 minutes earlier.

Area forecast discussion, May 10, 1:30 AM CDT, 1 hour 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 Aberdeen, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 1:21 AM CDT	Fire Weather Watch	ABR	Brown, Buffalo, Campbell, Corson, Dewey, Edmunds and 12 more	24 hr
May 10, 12:56 PM CDT	Red Flag Warning	ABR	Hughes, Jones, Lyman, Stanley	32 hr

Nearby

Frost Advisories in South Dakota, 2026 Frost Advisories in Minnesota, 2026 Every frost 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; radar from the NEXRAD Level II archive.