Alert archive / South Dakota / Winter Storm Watches in 2015

Winter Storm Watch 4, NWS Sioux Falls, SD

December 14, 20154 counties in South Dakota

NWS Sioux Falls, SD issued this winter storm watch at Dec 14, 2015, 4:02 AM CST for 4 counties in South Dakota. It took effect at Dec 15, 2015, 9:00 AM CST. It was in force for .

The area

The counties it named.

The facts

Issued: Dec 14, 2015, 4:02 AM CST (10:02 UTC)
In effect from: Dec 15, 2015, 9:00 AM CST
Expired: Dec 15, 2015, 4:14 AM CST
In force
Issued by: NWS Sioux Falls, SD

Counties Beadle County, SD, Brule County, SD, Gregory County, SD, Jerauld County, SD

The radar

The Sioux Falls radar (KFSD), 168 km from the middle of the area, began a volume at 10:04 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 winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before this winter storm watch went out at Dec 13, 10:46 PM CST, 5 hours 16 minutes earlier.

Area forecast discussion, Dec 13, 10:46 PM CST, 5 hours 16 minutes before

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Hazardous weather outlook, Dec 13, 4:29 PM CST, 11 hours 33 minutes before

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<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.
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The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 14, 2:23 PM CST	Winter Weather Advisory	FSD	Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 17 more	49 hr
Dec 14, 7:12 AM CST	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and 1 more	4 hr
Dec 14, 9:05 AM CST	River Flood Warning	FSD	Clay	5 days
Dec 14, 9:05 AM CST	River Flood Warning	FSD	Buena Vista, Clay	9 days

Nearby

Winter Storm Watches in South Dakota, 2015 Every winter storm watch in 2015

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.