Alert archive / South Dakota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 50, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 5, 2018, 8:38 PM MDT for Corson County, South Dakota. It was in force for 37 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
- Jun 5, 2018, 8:38 PM MDT (02:38 UTC)
- Expired
- Jun 5, 2018, 9:15 PM MDT
- In force
- 37 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Corson County, SD
The radar
The Bismarck radar (KBIS), 123 km from the middle of the area, began a volume at 02:39 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 5, 8:07 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.6 hours before the alert went out and 124 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1433 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 2088 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 196 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.9
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 Jun 5, 5:57 PM MDT, 2 hours 41 minutes earlier.
Area forecast discussion, Jun 5, 5:57 PM MDT, 2 hours 41 minutes before
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</html>Hazardous weather outlook, Jun 5, 3:29 AM MDT, 17 hours 9 minutes before
Hazardous Weather Outlook National Weather Service Aberdeen SD 429 AM CDT Tue Jun 5 2018 MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-060930- Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall- Roberts-Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark- Codington-Grant-Hamlin-Deuel-Stanley-Sully-Hughes-Hyde-Hand-Jones- Lyman-Buffalo- 429 AM CDT Tue Jun 5 2018 /329 AM MDT Tue Jun 5 2018/ This Hazardous Weather Outlook is for portions of west central Minnesota, central South Dakota, north central South Dakota, and northeast South Dakota. .DAY ONE...Today and Tonight Strong to severe thunderstorms are possible tonight, mainly for locations along the North Dakota, South Dakota border and western Minnesota. Hail and damaging winds will be the main threats. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Additional thunderstorm chances exist across the area Wednesday through Saturday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed after 5 PM, CDT through tonight. SD
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 8:54 PM MDT | Special Weather Statement | ABR | Corson | 51 min |
| Jun 5, 9:04 PM MDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 41 min |
| Jun 5, 9:11 PM MDT | Severe Thunderstorm Warning | ABR | Dewey | 49 min |
| Jun 5, 9:54 PM MDT | Severe Thunderstorm Warning | ABR | Dewey, Potter, Walworth | 51 min |
| Jun 5, 10:21 PM MDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Dewey, Walworth | 39 min |
| Jun 5, 10:30 PM MDT | Severe Thunderstorm Warning | ABR | Campbell, Dewey, Edmunds, Faulk, McPherson, Potter and 1 more | 45 min |
| Jun 5, 10:56 PM MDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk, Potter | 49 min |
| Jun 5, 11:21 PM MDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Faulk, McPherson, Spink | 39 min |
| Jun 5, 11:32 PM MDT | High Wind Warning | ABR | Buffalo, Hand, Hughes, Hyde, Jones, Lyman and 2 more | 3 hr |
| Jun 6, 12:01 AM MDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, McPherson | 12 min |
| Jun 6, 12:24 AM MDT | Severe Thunderstorm Warning | ABR | Day, Grant, Marshall, Roberts | 51 min |
| Jun 6, 12:49 AM MDT | Severe Thunderstorm Warning | ABR | Grant, Roberts | 41 min |
| Jun 6, 12:53 AM MDT | Severe Thunderstorm Warning | ABR | Codington, Day, Deuel, Grant, Hamlin, Roberts | 52 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2018Every severe thunderstorm warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.