Alert archive / South Dakota / River Flood Warnings in 2019
River Flood Warning 264, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this river flood warning at Aug 3, 2019, 1:33 PM CDT for Yankton County, South Dakota. It took effect at Aug 3, 2019, 3:45 PM CDT. It was in force for 32 days.
The area
The counties it named.
The facts
- Issued
- Aug 3, 2019, 1:33 PM CDT (18:33 UTC)
- In effect from
- Aug 3, 2019, 3:45 PM CDT
- Expired
- Sep 4, 2019, 8:49 AM CDT
- In force
- 32 days
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- Minor
County Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 84 km from the middle of the area, began a volume at 18:35 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 James River near Yankton (YNNS2).
- Action stage
- 10 ft
- Minor stage
- 12 ft
- Moderate stage
- 16 ft
- Major stage
- 21 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 06478513, 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 3, 11:48 AM CDT, 1 hour 45 minutes earlier.
Area forecast discussion, Aug 3, 11:48 AM CDT, 1 hour 45 minutes before
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</html>Hazardous weather outlook, Aug 3, 4:42 AM CDT, 8 hours 51 minutes before
Hazardous Weather Outlook National Weather Service Sioux Falls SD 442 AM CDT Sat Aug 3 2019 NEZ013-014-SDZ038>040-050-052>071-040945- Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn- Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha- Charles Mix-Douglas-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay- Union- 442 AM CDT Sat Aug 3 2019 This Hazardous Weather Outlook is for northeast Nebraska, central South Dakota, east central South Dakota, south central South Dakota and southeast South Dakota. .DAY ONE...Today and tonight. Scattered showers and isolated thunderstorms will be possible, mainly early today. Severe storms are not expected, though locally heavy rainfall will be possible. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Scattered thunderstorms are expected to develop across the area on Monday. A few of these storms could be severe on Monday afternoon and evening. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-040945- Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock- 442 AM CDT Sat Aug 3 2019 This Hazardous Weather Outlook is for northwest Iowa, west central Iowa and southwest Minnesota. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Scattered thunderstorms are expected to develop across the area on Monday. A few of these storms could be severe on Monday afternoon and evening. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Local storm report, Aug 3, 8:44 AM CDT, 4 hours 49 minutes before
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</html>Local storm report, Aug 3, 8:48 AM CDT, 4 hours 45 minutes before
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</html>Local storm report, Aug 3, 8:58 AM CDT, 4 hours 35 minutes before
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<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Local storm report, Aug 3, 9:11 AM CDT, 4 hours 22 minutes before
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<p id="message1">
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</p>
<p id="message2">
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</html>Local storm report, Aug 3, 9:18 AM CDT, 4 hours 15 minutes before
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<p id="message1">
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</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Local storm report, Aug 3, 10:34 AM CDT, 2 hours 59 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.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 2:42 AM CDT | Areal Flood Warning | FSD | Clay, Hutchinson, Turner, Yankton | 6 hr |
| Aug 3, 6:12 AM CDT | Areal Flood Warning | FSD | Hutchinson | 6 hr |
| Aug 3, 8:35 AM CDT | River Flood Warning | FSD | Davison | 35 hr |
Nearby
River Flood Warnings in South Dakota, 2019Every 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.