Alert archive / Wyoming / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 252, NWS Rapid City, SD
NWS Rapid City, SD issued this severe thunderstorm warning at Aug 11, 1999, 7:15 PM MDT for Campbell County, Wyoming. It was in force for 50 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
- Aug 11, 1999, 7:15 PM MDT (01:15 UTC)
- Expired
- Aug 11, 1999, 8:05 PM MDT
- In force
- 50 min
- Issued by
- NWS Rapid City, SD
- Area
- Whole counties
County Campbell County, WY
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 11, 8:04 PM MDT | Thunderstorm Wind 52 | Gillette, WY | |
| Aug 11, 8:10 PM MDT | Hail 1.5 | Belle Ayr, WY |
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 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 |
|---|---|---|---|---|
| Aug 11, 6:18 PM MDT | Severe Thunderstorm Warning | UNR | Harding | 47 min |
| Aug 11, 7:44 PM MDT | Severe Thunderstorm Warning | UNR | Harding | 61 min |
| Aug 11, 8:25 PM MDT | Severe Thunderstorm Warning | UNR | Todd | 65 min |
| Aug 11, 9:06 PM MDT | Severe Thunderstorm Warning | UNR | Perkins | 64 min |
| Aug 11, 9:07 PM MDT | Tornado Warning | UNR | Perkins | 63 min |
| Aug 11, 10:01 PM MDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 64 min |
| Aug 11, 10:14 PM MDT | Severe Thunderstorm Warning | UNR | Harding | 66 min |
| Aug 11, 10:34 PM MDT | Severe Thunderstorm Warning | UNR | Perkins | 51 min |
| Aug 11, 11:19 PM MDT | Severe Thunderstorm Warning | UNR | Perkins | 66 min |
| Aug 11, 8:05 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 50 min |
| Aug 11, 8:19 PM MDT | Tornado Warning | UNR | Campbell | 36 min |
| Aug 11, 8:32 PM MDT | Tornado Warning | UNR | Crook | 48 min |
| Aug 11, 9:16 PM MDT | Tornado Warning | UNR | Crook | 64 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 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.