Alert archive / South Dakota / River Flood Warnings in 2019

River Flood Warning 265, NWS Sioux Falls, SD

August 10, 2019Charles Mix County, South Dakota

NWS Sioux Falls, SD issued this river flood warning at Aug 10, 2019, 7:07 AM CDT for Charles Mix County, South Dakota. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Aug 10, 2019, 7:07 AM CDT (12:07 UTC)
Expired: Aug 10, 2019, 7:30 PM CDT
In force: 12 hr
Issued by: NWS Sioux Falls, SD
Area: Storm-based polygon
Flood severity: Minor

County Charles Mix County, SD

The radar

The Sioux Falls radar (KFSD), 156 km from the middle of the area, began a volume at 12:08 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.

The river

Written for the forecast point Platte Creek near Platte (PCPS2).

Action stage: 10 ft
Minor stage: 12 ft
Moderate stage: 14 ft
Major stage: 16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06452320, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning 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 river flood warning went out at Aug 10, 6:31 AM CDT, 36 minutes earlier.

Area forecast discussion, Aug 10, 6:31 AM CDT, 36 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>

Hazardous weather outlook, Aug 10, 5:31 AM CDT, 1 hour 36 minutes before

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
531 AM CDT Sat Aug 10 2019

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-111045-
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-
McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-
Yankton-Union-
531 AM CDT Sat Aug 10 2019

This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, southwest Minnesota, northeast Nebraska,
central South Dakota, east central South Dakota, south central
South Dakota, and southeast South Dakota.

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Scattered storms with locally heavy rainfall will be possible
Sunday night into Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 9, 7:03 PM CDT	Tornado Warning	FSD	Gregory	27 min
Aug 9, 7:29 PM CDT	Tornado Warning	FSD	Gregory	16 min
Aug 9, 7:38 PM CDT	Severe Thunderstorm Warning	FSD	Charles Mix, Douglas, Gregory, Hutchinson	52 min
Aug 9, 7:47 PM CDT	Tornado Warning	FSD	Gregory	28 min
Aug 9, 7:52 PM CDT	Flash Flood Warning	FSD	Gregory	6 hr
Aug 9, 8:16 PM CDT	Severe Thunderstorm Warning	FSD	Gregory	29 min
Aug 10, 6:15 PM CDT	Tornado Warning Tornado observed	FSD	Cottonwood, Jackson	30 min
Aug 10, 6:45 PM CDT	Tornado Warning	FSD	Cottonwood, Jackson	16 min

Nearby

River Flood Warnings in South Dakota, 2019 Every river flood warning in 2019

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; the gauge from the NWS water service and the USGS.