Alert archive / South Dakota / River Flood Warnings in 2019

River Flood Warning 2, NWS Aberdeen, SD

March 22, 2019Codington County, South Dakota

NWS Aberdeen, SD issued this river flood warning at Mar 22, 2019, 10:19 AM CDT for Codington County, South Dakota. It was in force for 8 days.

The area

The counties it named.

The facts

Issued: Mar 22, 2019, 10:19 AM CDT (15:19 UTC)
Expired: Mar 30, 2019, 1:01 PM CDT
In force: 8 days
Issued by: NWS Aberdeen, SD
Area: Storm-based polygon
Flood severity: Minor

County Codington County, SD

The radar

The Aberdeen radar (KABR), 110 km from the middle of the area, began a volume at 15:21 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 Big Sioux River below Watertown (BSWS2). The gauge peaked at 12.31 ft at Mar 28, 2019, 5:00 AM CDT.

Action stage: 10 ft
Minor stage: 11 ft
Moderate stage: 11.5 ft
Major stage: 12 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06479520, 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 Aberdeen, SD wrote its last area forecast discussion before this river flood warning went out at Mar 22, 8:05 AM CDT, 2 hours 14 minutes earlier.

Area forecast discussion, Mar 22, 8:05 AM CDT, 2 hours 14 minutes before

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Hazardous weather outlook, Mar 22, 3:30 AM CDT, 6 hours 49 minutes before

Hazardous Weather Outlook
National Weather Service Aberdeen SD
330 AM CDT Fri Mar 22 2019

MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-230830-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-
Hamlin-Deuel-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
330 AM CDT Fri Mar 22 2019 /230 AM MDT Fri Mar 22 2019/

This Hazardous Weather Outlook is for west central Minnesota,
central South Dakota, north central South Dakota and northeast
South Dakota.

.DAY ONE...Today and tonight.

Travelers can anticipate localized pockets of dense fog this morning.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

Connelly

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 22, 5:42 AM CDT	Dense Fog Advisory	ABR	Campbell, Corson, Dewey, Hand, Hughes, Hyde and 5 more	5 hr
Mar 22, 9:40 AM CDT	Areal Flood Warning	ABR	Roberts	12 hr
Mar 22, 10:29 AM CDT	Areal Flood Warning	ABR	Grant	72 hr
Mar 22, 2:56 PM CDT	Areal Flood Warning	ABR	Big Stone	4 days

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.