Alert archive / South Dakota / River Flood Warnings in 2019
River Flood Warning 79, NWS Aberdeen, SD
NWS Aberdeen, SD issued this river flood warning at Sep 12, 2019, 5:34 PM CDT for Hamlin County, South Dakota. It took effect at Sep 13, 2019, 1:00 AM CDT. It was in force for 3 days.
The area
The counties it named.
The facts
- Issued
- Sep 12, 2019, 5:34 PM CDT (22:34 UTC)
- In effect from
- Sep 13, 2019, 1:00 AM CDT
- Expired
- Sep 16, 2019, 8:30 AM CDT
- In force
- 3 days
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Flood severity
- Minor
County Hamlin County, SD
The radar
The Sioux Falls radar (KFSD), 126 km from the middle of the area, began a volume at 22:38 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 Castlewood (CSWS2).
- Action stage
- 8 ft
- Minor stage
- 9 ft
- Moderate stage
- 11 ft
- Major stage
- 16 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 06479525, 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 Sep 11, 6:20 PM CDT, 23 hours 14 minutes earlier.
Area forecast discussion, Sep 11, 6:20 PM CDT, 23 hours 14 minutes before
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</html>The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 11, 8:24 PM CDT | Severe Thunderstorm Warning | ABR | Jones, Stanley | 66 min |
| Sep 11, 9:11 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 23 min |
| Sep 11, 9:40 PM CDT | Special Weather Statement | ABR | Hughes | 65 min |
| Sep 12, 5:59 AM CDT | River Flood Warning | ABR | Spink | 164 days |
| Sep 12, 5:34 PM CDT | River Flood Warning | ABR | Codington | 25 hr |
| Sep 12, 5:34 PM CDT | River Flood Warning | ABR | Codington | 20 hr |
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.