Alert archive / Montana / Mesoscale Discussions / 2012
Mesoscale Discussions in Montana, August 2012
7 mesoscale discussions in August 2012. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in August 2012. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest day
- August 13, 20122 mesoscale discussions
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 2:09 PM MDT | Mesoscale Discussion | SPC | Daniels, Richland, Roosevelt, Sheridan, Valley | 66 min |
| Aug 2, 1:44 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, McCone, Powder River and 4 more | 31 min |
| Aug 2, 6:10 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Daniels, Dawson, Fallon, McCone and 6 more | 95 min |
| Aug 10, 3:43 PM MDT | Mesoscale Discussion | SPC | Madison | 62 min |
| Aug 13, 11:53 AM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, Garfield, McCone and 9 more | 2 hr |
| Aug 13, 4:10 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Fallon, Powder River, Prairie and 2 more | 2 hr |
| Aug 21, 2:45 PM MDT | Mesoscale Discussion | SPC | Beaverhead, Broadwater, Deer Lodge, Granite, Jefferson, Lake and 8 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Richland County4
- Carter County4
- Custer County4
- Fallon County4
- Powder River County4
- Prairie County4
- Roosevelt County3
- Dawson County3
- McCone County3
- Wibaux County3
- Daniels County2
- Sheridan County2
- Valley County2
- Madison County2
- Rosebud County2
- Treasure County2
- Garfield County1
- Petroleum County1
- Phillips County1
- Big Horn County1
- Beaverhead County1
- Broadwater County1
- Deer Lodge County1
- Granite County1
- Jefferson County1
- Lake County1
- Lewis and Clark County1
- Mineral County1
- Missoula County1
- Powell County1
- Ravalli County1
- Sanders County1
- Silver Bow County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.