Alert archive / South Dakota / River Flood Warnings in 2020

River Flood Warning 43, NWS Sioux Falls, SD

March 25, 2020Brookings County, Moody County, South Dakota

NWS Sioux Falls, SD issued this river flood warning at Mar 25, 2020, 8:33 AM CDT for Brookings County, Moody County, South Dakota. It took effect at Mar 26, 2020, 1:00 AM CDT. It was in force for 20 days.

The area

The counties it named.

The facts

Issued
Mar 25, 2020, 8:33 AM CDT (13:33 UTC)
In effect from
Mar 26, 2020, 1:00 AM CDT
Expired
Apr 15, 2020, 8:33 AM CDT
In force
20 days
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Flood severity
Minor

Counties Brookings County, SD, Moody County, SD

The radar

The Sioux Falls radar (KFSD), 68 km from the middle of the area, began a volume at 13:33 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 near Brookings (BRKS2). The gauge peaked at 9.66 ft at Mar 31, 2020, 10:00 AM CDT.

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Action stage
8 ft
Minor stage
9 ft
Moderate stage
10.5 ft
Major stage
15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06480000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 6:10 AM CDTDense Fog AdvisoryFSDMinnehaha, Moody3 hr
Mar 25, 8:03 AM CDTRiver Flood WarningFSDBrookings19 days
Mar 25, 1:45 PM CDTRiver Flood WarningFSDBrookings, Hamlin21 days

Nearby

River Flood Warnings in South Dakota, 2020Every river flood warning in 2020

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.