Alert archive / Montana / Mesoscale Discussions in 2011
Mesoscale Discussion 1593
The Storm Prediction Center issued this mesoscale discussion at Jul 12, 2011, 12:56 PM MDT for 22 counties in Montana. It was in force for 64 min.
The area
The outline as issued.
The facts
- Issued
- Jul 12, 2011, 12:56 PM MDT (18:56 UTC)
- Expired
- Jul 12, 2011, 2:00 PM MDT
- In force
- 64 min
- Issued by
- the Storm Prediction Center
All 22 counties
Beaverhead County, MT, Broadwater County, MT, Cascade County, MT, Deer Lodge County, MT, Flathead County, MT, Gallatin County, MT, Glacier County, MT, Granite County, MT, Jefferson County, MT, Lake County, MT, Lewis and Clark County, MT, Madison County, MT, Meagher County, MT, Missoula County, MT, Park County, MT, Pondera County, MT, Powell County, MT, Ravalli County, MT, Silver Bow County, MT, Sweet Grass County, MT, Teton County, MT, Toole County, MT
The radar
The Great Falls radar (KTFX), 79 km from the middle of the area, began a volume at 19:00 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, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 1:38 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Deer Lodge and 20 more | 7 hr |
| Jul 12, 5:30 PM MDT | Mesoscale Discussion | SPC | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Deer Lodge and 22 more | 60 min |
Nearby
Mesoscale Discussions in Montana, 2011Every mesoscale discussion in 2011
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.