Alert archive / South Dakota / River Flood Warnings in 2019
River Flood Warning 343, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this river flood warning at Dec 18, 2019, 7:35 PM CST for Yankton County, South Dakota. It was in force for 8 days.
The area
The counties it named.
The facts
- Issued
- Dec 18, 2019, 7:35 PM CST (01:35 UTC)
- Expired
- Dec 26, 2019, 9:07 AM CST
- In force
- 8 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 01:39 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.
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.