Alert archive / Wyoming / Mesoscale Discussions in 2017
Mesoscale Discussion 998
The Storm Prediction Center issued this mesoscale discussion at Jun 12, 2017, 2:17 PM MDT for 6 counties in Montana; 8 counties in Wyoming. It was in force for 88 min.
The area
The outline as issued.
The facts
- Issued
- Jun 12, 2017, 2:17 PM MDT (20:17 UTC)
- Expired
- Jun 12, 2017, 3:45 PM MDT
- In force
- 88 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 80%
Counties Big Horn County, MT, Carbon County, MT, Gallatin County, MT, Park County, MT, Stillwater County, MT, Sweet Grass County, MT, Big Horn County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Natrona County, WY, Park County, WY, Sheridan County, WY, Washakie County, WY
The radar
The Riverton/Lander radar (KRIW), 146 km from the middle of the area, began a volume at 20:16 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.
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 11:23 AM MDT | Mesoscale Discussion | SPC | Beaverhead, Carbon, Gallatin, Jefferson, Madison, Park and 3 more | 3 hr |
| Jun 12, 2:45 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Golden Valley, Musselshell, Park, Powder River and 6 more | 7 hr |
| Jun 12, 11:29 AM MDT | Mesoscale Discussion | SPC | Converse, Goshen, Laramie, Niobrara, Platte, Weston | 2 hr |
| Jun 12, 1:11 PM MDT | Tornado Watch | SPC | Albany, Converse, Goshen, Laramie, Niobrara, Platte | 8 hr |
| Jun 12, 5:05 PM MDT | Mesoscale Discussion | SPC | Converse, Goshen, Laramie, Niobrara, Platte, Weston | 85 min |
| Jun 12, 5:35 PM MDT | Tornado Watch | SPC | Campbell, Crook, Weston | 8 hr |
Nearby
Mesoscale Discussions in Wyoming, 2017Mesoscale Discussions in Montana, 2017Every mesoscale discussion in 2017
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.