Alert archive / South Dakota / River Flood Warnings in 2018

River Flood Warning 25, NWS Sioux Falls, SD

March 24, 2018Hutchinson County, Yankton County, South Dakota

NWS Sioux Falls, SD issued this river flood warning at Mar 24, 2018, 10:12 AM CDT for Hutchinson County, Yankton County, South Dakota. It took effect at Mar 25, 2018, 1:00 AM CDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued: Mar 24, 2018, 10:12 AM CDT (15:12 UTC)
In effect from: Mar 25, 2018, 1:00 AM CDT
Expired: Mar 29, 2018, 9:37 AM CDT
In force: 4 days
Issued by: NWS Sioux Falls, SD
Area: Storm-based polygon
Flood severity: Minor

Counties Hutchinson County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 83 km from the middle of the area, began a volume at 15:14 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 Scotland (SCOS2).

Action stage: 11 ft
Minor stage: 13 ft
Moderate stage: 16 ft
Major stage: 18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06478500, 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 Mar 24, 6:51 AM CDT, 3 hours 21 minutes earlier.

Area forecast discussion, Mar 24, 6:51 AM CDT, 3 hours 21 minutes before

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Hazardous weather outlook, Mar 24, 4:55 AM CDT, 5 hours 17 minutes before

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In the hours before

Local storm report, Mar 24, 9:10 AM CDT, 1 hour 2 minutes before

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Local storm report, Mar 24, 9:22 AM CDT, 50 minutes before

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Local storm report, Mar 24, 9:40 AM CDT, 32 minutes before

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Local storm report, Mar 24, 9:46 AM CDT, 26 minutes before

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Local storm report, Mar 24, 9:56 AM CDT, 16 minutes before

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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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Local storm report, Mar 24, 10:08 AM CDT, 4 minutes before

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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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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 23, 8:40 PM CDT	River Flood Warning	FSD	Minnehaha, Moody	3 days
Mar 24, 10:12 AM CDT	River Flood Warning	FSD	Brookings, Moody	51 hr

Nearby

River Flood Warnings in South Dakota, 2018 Every river flood warning in 2018

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.