Alert archive / South Dakota / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 177, NWS Aberdeen, SD

September 25, 1999Hughes County, Sully County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Sep 25, 1999, 7:45 PM CDT for Hughes County, Sully County, South Dakota. It was in force for 45 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 25, 1999, 7:45 PM CDT (00:45 UTC)
Expired
Sep 25, 1999, 8:30 PM CDT
In force
45 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

Counties Hughes County, SD, Sully County, SD

The radar

The Aberdeen radar (KABR), 164 km from the middle of the area, began a volume at 00:46 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 was reported inside it

TimeReportWhereRemark
Sep 25, 8:28 PM CDTHail 0.88Onida, SD
Sep 25, 8:28 PM CDTThunderstorm Wind 52Onida, SD

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 25, 7:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Aberdeen, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 25, 7:06 PM CDTSevere Thunderstorm WarningABRDewey, Stanley49 min
Sep 25, 7:21 PM CDTTornado WarningABRStanley34 min
Sep 25, 8:30 PM CDTSevere Thunderstorm WarningABRHughes, Sully50 min
Sep 25, 8:45 PM CDTSevere Thunderstorm WarningABRHyde50 min
Sep 25, 9:31 PM CDTSevere Thunderstorm WarningABRHand44 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1999Every severe thunderstorm warning in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.