Alert archive / South Dakota / Tornado Warnings in 1999
Tornado Warning 7, NWS Rapid City, SD
NWS Rapid City, SD issued this tornado warning at May 15, 1999, 4:46 PM MDT for Butte County, South Dakota. It was in force for 49 min. 1 report 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
- May 15, 1999, 4:46 PM MDT (22:46 UTC)
- Expired
- May 15, 1999, 5:35 PM MDT
- In force
- 49 min
- Issued by
- NWS Rapid City, SD
- Area
- Whole counties
County Butte County, SD
The radar
The Rapid City radar (KUDX), 102 km from the middle of the area, began a volume at 22:45 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
| Time | Report | Where | Remark |
|---|---|---|---|
| May 15, 4:50 PM MDT | Tornado F0 | Belle Fourche, SD | Stayed in open country...moved from Lawrence County into Butte County. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 15, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | 6 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 Rapid City, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 3:41 PM MDT | Severe Thunderstorm Warning | UNR | Pennington | 49 min |
| May 15, 4:31 PM MDT | Severe Thunderstorm Warning | UNR | Pennington | 49 min |
| May 15, 5:02 PM MDT | Severe Thunderstorm Warning | UNR | Meade | 48 min |
| May 15, 1:57 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 48 min |
| May 15, 2:33 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 47 min |
| May 15, 2:44 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 61 min |
Nearby
Tornado Warnings in South Dakota, 1999Every tornado warning in 1999Tornadoes 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.