Alert archive / South Dakota / River Flood Warnings in 2020
River Flood Warning 11, NWS Aberdeen, SD
NWS Aberdeen, SD issued this river flood warning at Mar 28, 2020, 1:35 PM CDT for Brown County, South Dakota. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Mar 28, 2020, 1:35 PM CDT (18:35 UTC)
- Expired
- Mar 29, 2020, 8:02 AM CDT
- In force
- 18 hr
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Flood severity
- Minor
County Brown County, SD
The radar
The Aberdeen radar (KABR), 16 km from the middle of the area, began a volume at 18:35 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 Hecla (JSLS2). The gauge peaked at 93.77 ft at Mar 27, 2020, 3:00 PM CDT.
- Action stage
- 92 ft
- Minor stage
- 93 ft
- Moderate stage
- 94.5 ft
- Major stage
- 96 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 06470878, 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.