Alert archive / Wyoming / Severe Thunderstorm Watches in 2008
Severe Thunderstorm Watch 573
The Storm Prediction Center issued this severe thunderstorm watch at Jun 18, 2008, 6:01 PM MDT for 7 counties in Wyoming. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 18, 2008, 6:01 PM MDT (00:01 UTC)
- Expired
- Jun 19, 2008, 12:00 AM MDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
Counties Campbell County, WY, Converse County, WY, Crook County, WY, Goshen County, WY, Niobrara County, WY, Platte County, WY, Weston County, WY
The radar
The Rapid City radar (KUDX), 199 km from the middle of the area, began a volume at 00:02 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 5%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 30%
- One or more hailstones of 2 inches or more
- 20%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
9 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 6:02 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Platte | 20 min |
| Jun 18, 6:07 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 53 min |
| Jun 18, 6:50 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 40 min |
| Jun 18, 6:52 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 53 min |
| Jun 18, 7:12 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 48 min |
| Jun 18, 7:59 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 61 min |
| Jun 18, 8:02 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 58 min |
| Jun 18, 8:33 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 42 min |
| Jun 18, 8:42 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 31 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 10:28 PM MDT | Mesoscale Discussion | SPC | Niobrara | 62 min |
| Jun 19, 1:18 PM MDT | Mesoscale Discussion | SPC | Albany, Campbell, Converse, Goshen, Johnson, Laramie and 3 more | 57 min |
| Jun 19, 2:53 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Converse, Crook, Johnson, Natrona, Niobrara and 2 more | 7 hr |
| Jun 19, 5:10 PM MDT | Mesoscale Discussion | SPC | Campbell, Converse, Crook, Johnson, Natrona, Niobrara and 2 more | 65 min |
Nearby
Severe Thunderstorm Watches in Wyoming, 2008Every severe thunderstorm watch in 2008
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.