Alert archive / Colorado / Mesoscale Discussions / 2015
Mesoscale Discussions in Colorado, September 2015
5 mesoscale discussions in September 2015. 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 September 2015. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest day
- September 29, 20152 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 |
|---|---|---|---|---|
| Sep 7, 4:46 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Denver, Douglas, Elbert, Logan and 5 more | 119 min |
| Sep 10, 4:06 PM MDT | Mesoscale Discussion | SPC | Baca | 2 hr |
| Sep 29, 1:48 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more | 117 min |
| Sep 29, 2:14 PM MDT | Mesoscale Discussion | SPC | Alamosa, Conejos, Costilla, Custer, Fremont, Huerfano and 2 more | 61 min |
| Sep 30, 12:50 PM MDT | Mesoscale Discussion | SPC | Baca, Las Animas | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County2
- Arapahoe County2
- Denver County2
- Douglas County2
- Baca County2
- Las Animas County2
- Elbert County1
- Logan County1
- Morgan County1
- Phillips County1
- Sedgwick County1
- Washington County1
- Yuma County1
- Boulder County1
- Broomfield County1
- Clear Creek County1
- Gilpin County1
- Jefferson County1
- Larimer County1
- Teller County1
- Weld County1
- Alamosa County1
- Conejos County1
- Costilla County1
- Custer County1
- Fremont County1
- Huerfano County1
- Pueblo County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.