Alert archive / Montana / Mesoscale Discussions
Mesoscale Discussions in Montana, 2016
81 mesoscale discussions in 2016. 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 2016. Tap one for its archive.
- Mesoscale Discussions
- 81
- Busiest month
- June41 mesoscale discussions
- Busiest day
- June 9, 20164 mesoscale discussions
Over time
By month
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 |
|---|---|---|---|---|
| Apr 14, 3:44 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud | 2 hr |
| May 21, 2:10 PM MDT | Mesoscale Discussion | SPC | Blaine, Carbon, Fergus, Golden Valley, Musselshell, Petroleum and 2 more | 65 min |
| May 21, 2:54 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, Powder River, Prairie and 2 more | 2 hr |
| May 21, 4:37 PM MDT | Mesoscale Discussion | SPC | Big Horn, Garfield, Musselshell, Petroleum, Phillips, Rosebud and 3 more | 53 min |
| May 21, 6:38 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Daniels, Dawson, Fallon, Garfield and 10 more | 67 min |
| May 21, 8:16 PM MDT | Mesoscale Discussion | SPC | Carter, Powder River | 89 min |
| Jun 2, 2:03 PM MDT | Mesoscale Discussion | SPC | Fallon, Wibaux | 2 hr |
| Jun 7, 12:50 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Deer Lodge, Fergus, Gallatin, Golden Valley and 12 more | 2 hr |
| Jun 8, 2:16 PM MDT | Mesoscale Discussion | SPC | Flathead, Glacier, Lake, Lincoln, Mineral, Missoula and 4 more | 2 hr |
| Jun 8, 2:39 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Deer Lodge, Fergus, Gallatin, Golden Valley and 9 more | 3 hr |
| Jun 8, 5:48 PM MDT | Mesoscale Discussion | SPC | Flathead, Glacier, Lake, Lincoln, Mineral, Missoula and 3 more | 57 min |
| Jun 9, 11:44 AM MDT | Mesoscale Discussion | SPC | Broadwater, Fergus, Garfield, Golden Valley, Judith Basin, McCone and 4 more | 3 hr |
| Jun 9, 1:48 PM MDT | Mesoscale Discussion | SPC | Fergus, Garfield, Judith Basin, McCone, Petroleum | 57 min |
| Jun 9, 2:51 PM MDT | Mesoscale Discussion | SPC | Blaine, Custer, Daniels, Dawson, Fergus, Gallatin and 19 more | 84 min |
| Jun 9, 4:06 PM MDT | Mesoscale Discussion | SPC | Carter, Powder River | 84 min |
| Jun 9, 6:05 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Daniels, Dawson, Fallon and 22 more | 85 min |
| Jun 9, 9:25 PM MDT | Mesoscale Discussion | SPC | Fallon, Wibaux | 95 min |
| Jun 10, 2:21 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Chouteau, Fergus, Gallatin, Golden Valley and 7 more | 54 min |
| Jun 10, 5:18 PM MDT | Mesoscale Discussion | SPC | Fergus, Garfield, Golden Valley, Judith Basin, Meagher, Musselshell and 2 more | 57 min |
| Jun 10, 8:35 PM MDT | Mesoscale Discussion | SPC | Blaine, Cascade, Chouteau, Fergus, Garfield, Hill and 9 more | 85 min |
| Jun 11, 5:25 AM MDT | Mesoscale Discussion | SPC | Blaine, Chouteau, Hill | 95 min |
| Jun 11, 2:50 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Daniels, Dawson, Fallon and 17 more | 85 min |
| Jun 11, 5:28 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Dawson, Fallon, Garfield and 9 more | 92 min |
| Jun 11, 7:36 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Daniels, Dawson, Fallon and 11 more | 84 min |
| Jun 11, 8:56 PM MDT | Mesoscale Discussion | SPC | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt | 94 min |
| Jun 13, 12:00 PM MDT | Mesoscale Discussion | SPC | Big Horn, Powder River | 60 min |
| Jun 13, 1:37 PM MDT | Mesoscale Discussion | SPC | Daniels, Dawson, Garfield, McCone, Richland, Roosevelt and 2 more | 53 min |
| Jun 13, 2:51 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 2 more | 54 min |
| Jun 13, 3:40 PM MDT | Mesoscale Discussion | SPC | Daniels, Dawson, Garfield, McCone, Richland, Roosevelt and 3 more | 95 min |
| Jun 13, 6:00 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, McCone, Powder River and 5 more | 90 min |
| Jun 14, 1:00 PM MDT | Mesoscale Discussion | SPC | Blaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 6 more | 2 hr |
| Jun 14, 4:03 PM MDT | Mesoscale Discussion | SPC | Blaine, Daniels, McCone, Phillips, Roosevelt, Valley | 2 hr |
| Jun 15, 10:04 PM MDT | Mesoscale Discussion | SPC | Custer, Daniels, Dawson, Garfield, McCone, Prairie and 3 more | 116 min |
| Jun 16, 11:36 PM MDT | Mesoscale Discussion | SPC | Fallon | 84 min |
| Jun 18, 2:43 PM MDT | Mesoscale Discussion | SPC | Blaine, Cascade, Chouteau, Daniels, Fergus, Garfield and 14 more | 92 min |
| Jun 18, 5:56 PM MDT | Mesoscale Discussion | SPC | Blaine, Cascade, Chouteau, Daniels, Fergus, Garfield and 11 more | 2 hr |
| Jun 18, 8:58 PM MDT | Mesoscale Discussion | SPC | Daniels, Richland, Roosevelt, Sheridan | 62 min |
| Jun 21, 1:46 PM MDT | Mesoscale Discussion | SPC | Blaine, Chouteau, Daniels, Dawson, Fergus, Garfield and 12 more | 119 min |
| Jun 21, 6:35 PM MDT | Mesoscale Discussion | SPC | Daniels, Richland, Roosevelt, Sheridan, Wibaux | 55 min |
| Jun 24, 12:52 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Chouteau, Fergus, Golden Valley, Jefferson and 4 more | 83 min |
| Jun 24, 3:51 PM MDT | Mesoscale Discussion | SPC | Blaine, Daniels, Dawson, Fergus, Garfield, Golden Valley and 15 more | 84 min |
| Jun 24, 7:06 PM MDT | Mesoscale Discussion | SPC | Daniels, Dawson, Garfield, McCone, Prairie, Richland and 4 more | 114 min |
| Jun 24, 8:54 PM MDT | Mesoscale Discussion | SPC | Fallon, Richland, Wibaux | 96 min |
| Jun 24, 11:04 PM MDT | Mesoscale Discussion | SPC | Custer, Fallon | 116 min |
| Jun 29, 12:13 PM MDT | Mesoscale Discussion | SPC | Carter, Fallon | 92 min |
| Jun 29, 12:47 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Golden Valley, Powder River, Treasure, Yellowstone | 88 min |
| Jun 30, 12:08 PM MDT | Mesoscale Discussion | SPC | Cascade, Chouteau, Glacier, Judith Basin, Lewis and Clark, Liberty and 4 more | 2 hr |
| Jun 30, 7:33 PM MDT | Mesoscale Discussion | SPC | Blaine, Hill | 117 min |
| Jul 2, 12:49 PM MDT | Mesoscale Discussion | SPC | Custer, Daniels, Dawson, Fallon, Garfield, McCone and 8 more | 2 hr |
| Jul 6, 12:23 PM MDT | Mesoscale Discussion | SPC | Custer, Dawson, Fallon, Prairie, Wibaux | 67 min |
| Jul 10, 1:19 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, Powder River, Prairie and 2 more | 86 min |
| Jul 15, 3:50 PM MDT | Mesoscale Discussion | SPC | Blaine, Cascade, Chouteau, Fergus, Hill, Judith Basin and 3 more | 115 min |
| Jul 16, 12:23 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carbon, Custer, Golden Valley, Musselshell, Powder River and 5 more | 3 hr |
| Jul 18, 4:01 PM MDT | Mesoscale Discussion | SPC | Cascade, Flathead, Lake, Lewis and Clark, Teton | 89 min |
| Jul 19, 12:19 AM MDT | Mesoscale Discussion | SPC | Daniels, Roosevelt, Sheridan, Valley | 116 min |
| Jul 19, 3:41 PM MDT | Mesoscale Discussion | SPC | Blaine, Fergus, Garfield, Golden Valley, Judith Basin, Musselshell and 8 more | 94 min |
| Jul 22, 1:17 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, Prairie, Richland and 1 more | 2 hr |
| Jul 22, 2:19 PM MDT | Mesoscale Discussion | SPC | Blaine, Chouteau, Fergus, Golden Valley, Hill, Judith Basin and 9 more | 2 hr |
| Jul 22, 8:38 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Dawson, Fallon, Powder River, Prairie and 1 more | 2 hr |
| Jul 27, 1:35 PM MDT | Mesoscale Discussion | SPC | Big Horn, Broadwater, Cascade, Fergus, Golden Valley, Judith Basin and 9 more | 2 hr |
| Jul 27, 2:41 PM MDT | Mesoscale Discussion | SPC | Powder River | 3 hr |
| Jul 30, 4:50 PM MDT | Mesoscale Discussion | SPC | Daniels, Garfield, McCone, Phillips, Valley | 115 min |
| Jul 31, 1:27 PM MDT | Mesoscale Discussion | SPC | Fallon, Richland, Sheridan, Wibaux | 2 hr |
| Jul 31, 4:42 PM MDT | Mesoscale Discussion | SPC | Carter, Dawson, Fallon, Richland, Roosevelt, Sheridan and 1 more | 2 hr |
| Jul 31, 7:46 PM MDT | Mesoscale Discussion | SPC | Carter | 89 min |
| Aug 2, 1:46 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Fallon, Powder River, Prairie, Rosebud and 1 more | 119 min |
| Aug 6, 2:37 PM MDT | Mesoscale Discussion | SPC | Beaverhead, Big Horn, Broadwater, Carbon, Cascade, Deer Lodge and 16 more | 2 hr |
| Aug 7, 11:39 AM MDT | Mesoscale Discussion | SPC | Carbon, Stillwater | 3 hr |
| Aug 7, 1:52 PM MDT | Mesoscale Discussion | SPC | Beaverhead, Broadwater, Cascade, Chouteau, Deer Lodge, Fergus and 23 more | 2 hr |
| Aug 7, 5:26 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Fallon, Powder River, Wibaux | 2 hr |
| Aug 7, 6:00 PM MDT | Mesoscale Discussion | SPC | Blaine, Cascade, Chouteau, Fergus, Gallatin, Hill and 4 more | 2 hr |
| Aug 9, 2:19 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Chouteau, Deer Lodge, Granite, Jefferson and 8 more | 116 min |
| Aug 9, 3:51 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Fallon, Powder River | 114 min |
| Aug 9, 5:35 PM MDT | Mesoscale Discussion | SPC | Blaine, Broadwater, Cascade, Chouteau, Fergus, Garfield and 14 more | 85 min |
| Aug 9, 8:30 PM MDT | Mesoscale Discussion | SPC | Blaine, Fergus, Garfield, Hill, Petroleum, Phillips | 60 min |
| Aug 10, 2:53 PM MDT | Mesoscale Discussion | SPC | Dawson, Richland, Roosevelt, Sheridan, Wibaux | 97 min |
| Sep 1, 6:33 PM MDT | Mesoscale Discussion | SPC | Big Horn, Blaine, Carbon, Chouteau, Custer, Fergus and 15 more | 117 min |
| Sep 2, 4:16 PM MDT | Mesoscale Discussion | SPC | Carter, Fallon, Richland, Sheridan, Wibaux | 2 hr |
| Oct 1, 3:35 PM MDT | Mesoscale Discussion | SPC | Blaine, Chouteau, Fergus, Hill, Judith Basin, Petroleum and 1 more | 2 hr |
| Oct 3, 12:46 PM MDT | Mesoscale Discussion | SPC | Carter, Custer, Fallon, Powder River | 59 min |
| Dec 10, 3:54 PM MST | Mesoscale Discussion | SPC | McCone, Richland, Roosevelt | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Richland County28
- Fallon County27
- Fergus County27
- Judith Basin County27
- Wibaux County25
- Garfield County25
- Roosevelt County24
- Carter County23
- Custer County23
- McCone County23
- Powder River County22
- Dawson County22
- Phillips County21
- Golden Valley County20
- Prairie County20
- Valley County20
- Daniels County20
- Sheridan County20
- Blaine County19
- Petroleum County19
- Wheatland County18
- Cascade County17
- Chouteau County17
- Rosebud County16
- Treasure County16
- Meagher County16
- Musselshell County15
- Hill County15
- Yellowstone County14
- Big Horn County13
- Sweet Grass County13
- Broadwater County11
- Stillwater County11
- Liberty County11
- Lewis and Clark County10
- Toole County10
- Gallatin County8
- Pondera County8
- Teton County8
- Jefferson County7
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.