Alert archive / Montana / Mesoscale Discussions / 2012
Mesoscale Discussions in Montana, May 2012
2 mesoscale discussions in May 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 May 2012. Tap one for its archive.
- Mesoscale Discussions
- 2
- Busiest day
- May 21, 20121 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 |
|---|---|---|---|---|
| May 21, 2:35 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Chouteau, Deer Lodge, Fergus, Gallatin and 13 more | 85 min |
| May 22, 5:11 PM MDT | Mesoscale Discussion | SPC | Carter, Fallon, Powder River | 94 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Broadwater County1
- Cascade County1
- Chouteau County1
- Deer Lodge County1
- Fergus County1
- Gallatin County1
- Golden Valley County1
- Jefferson County1
- Judith Basin County1
- Lewis and Clark County1
- Madison County1
- Meagher County1
- Musselshell County1
- Park County1
- Petroleum County1
- Powell County1
- Silver Bow County1
- Sweet Grass County1
- Wheatland County1
- Carter County1
- Fallon County1
- Powder River 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.