Alert archive / South Dakota / River Flood Warnings in 2020

River Flood Warning 7, NWS Aberdeen, SD

March 12, 2020Spink County, South Dakota

NWS Aberdeen, SD issued this river flood warning at Mar 12, 2020, 9:56 AM CDT for Spink County, South Dakota. It took effect at Mar 12, 2020, 7:00 PM CDT. It was in force for 7 days.

The area

The counties it named.

The facts

Issued
Mar 12, 2020, 9:56 AM CDT (14:56 UTC)
In effect from
Mar 12, 2020, 7:00 PM CDT
Expired
Mar 20, 2020, 6:06 AM CDT
In force
7 days
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon
Flood severity
Minor

County Spink County, SD

The radar

The Aberdeen radar (KABR), 58 km from the middle of the area, began a volume at 14:58 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 Snake Creek near Ashton (SNKS2).

Action stage
9.5 ft
Minor stage
11.5 ft
Moderate stage
13 ft
Major stage
16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06473700, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

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.