Alert archive / South Dakota / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 209, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Aug 9, 2020, 2:00 AM CDT for Clark County, Codington County, Hamlin County, South Dakota. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 9, 2020, 2:00 AM CDT (07:00 UTC)
- Expired
- Aug 9, 2020, 2:17 AM CDT
- In force
- 17 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Clark County, SD, Codington County, SD, Hamlin County, SD
The radar
The Aberdeen radar (KABR), 107 km from the middle of the area, began a volume at 07:00 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 8, 10:10 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 8, 8:18 PM CDT, 5 hours 42 minutes earlier.
Area forecast discussion, Aug 8, 8:18 PM CDT, 5 hours 42 minutes before
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</html>Hazardous weather outlook, Aug 8, 12:41 PM CDT, 13 hours 19 minutes before
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</html>In the hours before
Special weather statement, Aug 8, 10:20 PM CDT, 3 hours 40 minutes before
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</html>Special weather statement, Aug 9, 12:01 AM CDT, 1 hour 59 minutes before
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</html>Local storm report, Aug 9, 1:06 AM CDT, 54 minutes before
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</html>Local storm report, Aug 9, 1:21 AM CDT, 39 minutes before
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<div class="status" id="status">Temporary Notice</div>
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The site you requested is temporarily down for maintenance or an unexpected outage.
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Please try again in a few minutes.
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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 |
|---|---|---|---|---|
| Aug 8, 10:20 PM CDT | Special Weather Statement | ABR | Jones | 40 min |
| Aug 8, 11:22 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 38 min |
| Aug 9, 12:01 AM CDT | Special Weather Statement | ABR | Buffalo | 29 min |
| Aug 9, 12:29 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand, Hughes, Hyde, Lyman | 46 min |
| Aug 9, 1:07 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand, Hyde | 38 min |
| Aug 9, 1:46 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 24 min |
| Aug 9, 2:49 AM CDT | Special Weather Statement | ABR | Deuel, Grant, Hamlin | 41 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2020Every severe thunderstorm 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.