Alert archive / South Dakota / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 139, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Sep 8, 2009, 4:40 PM CDT for Edmunds County, South Dakota. It was in force for 27 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
- Sep 8, 2009, 4:40 PM CDT (21:40 UTC)
- Expired
- Sep 8, 2009, 5:07 PM CDT
- In force
- 27 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
County Edmunds County, SD
The radar
The Aberdeen radar (KABR), 63 km from the middle of the area, began a volume at 21:43 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.
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 Sep 8, 3:44 PM CDT, 56 minutes earlier.
Area forecast discussion, Sep 8, 3:44 PM CDT, 56 minutes before
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</html>Hazardous weather outlook, Sep 8, 4:24 AM CDT, 12 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ABERDEEN SD 424 AM CDT TUE SEP 8 2009 MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-090930- 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- 424 AM CDT TUE SEP 8 2009 /324 AM MDT TUE SEP 8 2009/ 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 SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE EARLY THIS MORNING FOR LOCATIONS ALONG AND EAST OF THE JAMES RIVER VALLEY. WHILE SEVERE WEATHER IS NOT ANTICIPATED...SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AND GUSTY WINDS. LOCALLY HEAVY RAINFALL WILL ALSO BE POSSIBLE. BETTER THUNDERSTORM CHANCES EXIST LATER THIS AFTERNOON FOR THE ENTIRE AREA AS A SLOWLY MOVING FRONTAL BOUNDARY MOVES THROUGH. SOME THUNDERSTORMS MAY BECOME STRONG TO SEVERE WITH THE MAIN THREAT BEING LARGE HAIL AND DAMAGING WINDS. LOCALLY HEAVY RAINFALL WILL ALSO BE POSSIBLE. THUNDERSTORM CHANCES WILL LINGER INTO THE OVERNIGHT HOURS...MAINLY FOR LOCATIONS ALONG AND EAST OF THE JAMES RIVER VALLEY. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATER THIS AFTERNOON. SD
In the hours before
Local storm report, Sep 8, 4:28 PM CDT, 12 minutes before
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</html>Local storm report, Sep 8, 4:30 PM CDT, 10 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 8, 3:26 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 64 min |
| Sep 8, 3:48 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds | 42 min |
| Sep 8, 5:14 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Faulk, Spink | 46 min |
| Sep 8, 5:16 PM CDT | Severe Thunderstorm Warning | ABR | Jones, Lyman | 28 min |
| Sep 8, 5:18 PM CDT | Flash Flood Warning | ABR | Edmunds | 4 hr |
| Sep 8, 6:00 PM CDT | Areal Flood Advisory | ABR | Brown, Spink | 3 hr |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2009Every severe thunderstorm warning in 2009
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.