Alert archive / Colorado / Mesoscale Discussions

Mesoscale Discussions in Colorado, 2015

132 mesoscale discussions in 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 2015. Tap one for its archive.

Mesoscale Discussions
132
Busiest month
June41 mesoscale discussions
Busiest day
May 9, 20155 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.

IssuedProductOfficeCountiesLasted
Feb 21, 12:38 PM MSTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more5 hr
Feb 21, 8:29 PM MSTMesoscale DiscussionSPCBaca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more6 hr
Apr 2, 6:20 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson85 min
Apr 11, 2:11 PM MDTMesoscale DiscussionSPCBaca94 min
Apr 15, 1:41 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Logan, Phillips, Sedgwick, Washington and 1 more3 hr
Apr 15, 3:37 PM MDTMesoscale DiscussionSPCMorgan, Weld83 min
Apr 15, 4:49 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick2 hr
Apr 16, 6:44 PM MDTMesoscale DiscussionSPCBaca, Kiowa, Prowers61 min
Apr 17, 11:58 AM MDTMesoscale DiscussionSPCAdams, Cheyenne, Kit Carson, Logan, Morgan, Phillips and 2 more92 min
Apr 17, 4:05 PM MDTMesoscale DiscussionSPCKit Carson, Logan, Morgan, Phillips, Sedgwick, Washington and 1 more2 hr
Apr 17, 6:06 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Logan, Morgan, Phillips, Sedgwick and 2 more84 min
Apr 17, 7:56 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Logan, Phillips, Sedgwick, Washington and 1 more94 min
Apr 18, 5:07 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Logan, Phillips, Sedgwick, Yuma53 min
Apr 18, 7:27 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Logan, Phillips, Sedgwick, Yuma63 min
Apr 23, 1:10 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Kiowa, Kit Carson and 9 more95 min
May 1, 12:31 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more2 hr
May 6, 5:31 PM MDTMesoscale DiscussionSPCBent, Cheyenne, Crowley, Kiowa, Kit Carson, Lincoln89 min
May 7, 1:47 PM MDTMesoscale DiscussionSPCBaca, Bent, Crowley, Huerfano, Kiowa, Las Animas and 3 more118 min
May 7, 5:14 PM MDTMesoscale DiscussionSPCArapahoe, Baca, Bent, Crowley, Elbert, El Paso and 6 more2 hr
May 8, 1:37 PM MDTMesoscale DiscussionSPCCrowley, El Paso, Huerfano, Las Animas, Otero, Pueblo83 min
May 8, 4:44 PM MDTMesoscale DiscussionSPCCrowley, El Paso, Huerfano, Las Animas, Otero, Pueblo and 1 more91 min
May 8, 6:55 PM MDTMesoscale DiscussionSPCBent, Crowley, Custer, El Paso, Huerfano, Las Animas and 3 more2 hr
May 9, 4:51 AM MDTMesoscale DiscussionSPCBaca, Prowers84 min
May 9, 11:40 AM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers65 min
May 9, 2:34 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Lincoln and 7 more56 min
May 9, 5:16 PM MDTMesoscale DiscussionSPCAdams, Baca, Bent, Cheyenne, Crowley, Elbert and 11 more119 min
May 14, 2:20 PM MDTMesoscale DiscussionSPCBaca, Bent, Kiowa, Otero, Prowers2 hr
May 15, 12:14 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick2 hr
May 15, 5:28 PM MDTMesoscale DiscussionSPCLogan, Morgan, Phillips, Sedgwick, Weld62 min
May 16, 11:01 AM MDTMesoscale DiscussionSPCBaca89 min
May 22, 2:37 PM MDTMesoscale DiscussionSPCBent, Cheyenne, Crowley, Custer, Douglas, Elbert and 7 more83 min
May 23, 12:27 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Bent, Cheyenne, Crowley, Douglas and 10 more2 hr
May 23, 4:11 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 12 more2 hr
May 24, 12:22 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Elbert, Kiowa and 5 more83 min
May 24, 6:05 PM MDTMesoscale DiscussionSPCCheyenne, Prowers, Yuma115 min
May 27, 12:55 PM MDTMesoscale DiscussionSPCKit Carson, Phillips, Sedgwick, Yuma95 min
May 27, 5:16 PM MDTMesoscale DiscussionSPCYuma119 min
May 28, 12:39 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Lincoln and 7 more2 hr
May 28, 4:33 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers and 1 more87 min
May 29, 1:30 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick, Yuma2 hr
May 31, 2:50 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 13 more115 min
May 31, 5:37 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Lincoln and 1 more53 min
Jun 3, 2:01 AM MDTMesoscale DiscussionSPCSedgwick89 min
Jun 3, 12:34 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Elbert, Larimer and 4 more86 min
Jun 3, 7:14 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 6 more61 min
Jun 3, 10:28 PM MDTMesoscale DiscussionSPCCheyenne, Crowley, Kiowa, Kit Carson, Lincoln62 min
Jun 4, 1:53 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Elbert, Kit Carson, Lincoln, Logan and 3 more97 min
Jun 4, 4:25 PM MDTMesoscale DiscussionSPCBaca, Bent, Crowley, El Paso, Las Animas, Otero and 2 more3 hr
Jun 4, 5:22 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 2 more113 min
Jun 4, 7:20 PM MDTMesoscale DiscussionSPCBent, Crowley, El Paso, Otero, Prowers, Pueblo2 hr
Jun 4, 8:20 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 2 more115 min
Jun 5, 12:49 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Bent, Broomfield, Crowley, Denver and 14 more86 min
Jun 5, 4:22 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Phillips, Yuma53 min
Jun 5, 5:59 PM MDTMesoscale DiscussionSPCKit Carson61 min
Jun 6, 2:14 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Cheyenne, Denver, Elbert, El Paso and 9 more91 min
Jun 6, 6:55 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Cheyenne, Elbert, Kiowa, Kit Carson and 7 more95 min
Jun 6, 9:33 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Cheyenne, Denver, Elbert, Kiowa and 6 more57 min
Jun 7, 1:36 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 17 more114 min
Jun 7, 5:19 PM MDTMesoscale DiscussionSPCBaca, Prowers86 min
Jun 11, 11:56 AM MDTMesoscale DiscussionSPCArapahoe, Baca, Bent, Cheyenne, Crowley, Douglas and 8 more94 min
Jun 11, 12:49 PM MDTMesoscale DiscussionSPCLogan, Morgan, Weld116 min
Jun 11, 1:32 PM MDTMesoscale DiscussionSPCArchuleta, Dolores, Hinsdale, La Plata, Mineral, Montezuma and 4 more118 min
Jun 11, 2:38 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Custer, Elbert and 9 more97 min
Jun 11, 6:10 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Elbert, El Paso and 9 more95 min
Jun 11, 8:48 PM MDTMesoscale DiscussionSPCBaca, Prowers87 min
Jun 16, 1:12 PM MDTMesoscale DiscussionSPCLogan, Sedgwick2 hr
Jun 16, 4:53 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more97 min
Jun 16, 8:00 PM MDTMesoscale DiscussionSPCCheyenne, Crowley, Kiowa, Kit Carson, Lincoln, Yuma90 min
Jun 16, 9:28 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Cheyenne, Elbert, Kit Carson, Lincoln and 7 more62 min
Jun 17, 4:20 PM MDTMesoscale DiscussionSPCLogan, Morgan, Weld55 min
Jun 18, 2:49 AM MDTMesoscale DiscussionSPCSedgwick116 min
Jun 18, 12:26 PM MDTMesoscale DiscussionSPCBaca, Prowers2 hr
Jun 18, 2:37 PM MDTMesoscale DiscussionSPCBaca113 min
Jun 23, 4:09 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Elbert, Morgan and 1 more96 min
Jun 23, 10:26 PM MDTMesoscale DiscussionSPCKit Carson, Yuma2 hr
Jun 24, 2:34 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Costilla, Crowley and 18 more86 min
Jun 25, 2:10 PM MDTMesoscale DiscussionSPCLogan, Morgan, Phillips, Sedgwick, Washington, Weld and 1 more65 min
Jun 25, 4:25 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 10 more95 min
Jun 25, 5:22 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick, Washington, Yuma83 min
Jun 25, 8:23 PM MDTMesoscale DiscussionSPCYuma67 min
Jun 25, 9:30 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Morgan, Weld30 min
Jun 25, 10:48 PM MDTMesoscale DiscussionSPCBaca, Cheyenne, Kiowa, Kit Carson, Prowers87 min
Jun 28, 5:16 PM MDTMesoscale DiscussionSPCLarimer, Weld119 min
Jul 1, 2:43 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Crowley, Denver and 13 more3 hr
Jul 3, 12:59 PM MDTMesoscale DiscussionSPCAlamosa, Baca, Bent, Conejos, Costilla, Crowley and 7 more3 hr
Jul 4, 4:18 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick117 min
Jul 9, 8:09 PM MDTMesoscale DiscussionSPCBaca96 min
Jul 11, 1:53 PM MDTMesoscale DiscussionSPCPhillips, Yuma3 hr
Jul 11, 5:51 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick, Yuma84 min
Jul 14, 2:20 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Kiowa, Kit Carson and 8 more85 min
Jul 14, 7:43 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson, Prowers, Yuma2 hr
Jul 15, 3:36 PM MDTMesoscale DiscussionSPCBaca, Prowers54 min
Jul 15, 4:25 PM MDTMesoscale DiscussionSPCDelta, Garfield, Mesa, Moffat, Montrose, Rio Blanco and 2 more65 min
Jul 17, 5:02 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick118 min
Jul 18, 3:29 PM MDTMesoscale DiscussionSPCAdams, Logan, Morgan, Phillips, Sedgwick, Weld2 hr
Jul 19, 1:18 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Kiowa, Kit Carson and 5 more117 min
Jul 19, 4:43 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick2 hr
Jul 19, 6:06 PM MDTMesoscale DiscussionSPCArapahoe, Baca, Bent, Cheyenne, Crowley, Custer and 12 more114 min
Jul 21, 12:46 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Crowley, Custer, Denver and 10 more119 min
Jul 23, 1:34 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick, Yuma56 min
Jul 25, 3:59 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Crowley, Kiowa, Las Animas and 2 more91 min
Jul 25, 4:22 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick, Yuma2 hr
Jul 26, 12:30 PM MDTMesoscale DiscussionSPCKit Carson, Lincoln, Logan, Phillips, Sedgwick, Washington and 1 more2 hr
Jul 26, 4:22 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Lincoln, Logan, Morgan, Phillips and 3 more83 min
Jul 27, 3:57 PM MDTMesoscale DiscussionSPCKit Carson, Logan, Morgan, Phillips, Sedgwick, Washington and 2 more2 hr
Aug 3, 4:08 PM MDTMesoscale DiscussionSPCBaca97 min
Aug 4, 10:58 AM MDTMesoscale DiscussionSPCPhillips, Sedgwick2 hr
Aug 7, 2:12 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Bent, Broomfield, Cheyenne, Crowley and 17 more3 hr
Aug 7, 6:27 PM MDTMesoscale DiscussionSPCKit Carson, Logan, Morgan, Phillips, Sedgwick, Washington and 1 more2 hr
Aug 8, 2:58 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Prowers92 min
Aug 9, 6:08 PM MDTMesoscale DiscussionSPCBaca, Bent, Las Animas, Otero, Prowers97 min
Aug 16, 12:08 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more3 hr
Aug 16, 2:53 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Cheyenne, Denver, Douglas and 8 more2 hr
Aug 16, 9:04 PM MDTMesoscale DiscussionSPCProwers86 min
Aug 17, 1:06 PM MDTMesoscale DiscussionSPCCostilla, Crowley, Huerfano, Las Animas, Otero, Pueblo2 hr
Aug 17, 1:59 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Cheyenne, Denver, Douglas and 8 more2 hr
Aug 17, 4:41 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Bent, Cheyenne, Crowley, Elbert and 11 more94 min
Aug 17, 8:36 PM MDTMesoscale DiscussionSPCBaca, Prowers84 min
Aug 21, 12:55 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Yuma2 hr
Sep 7, 4:46 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Denver, Douglas, Elbert, Logan and 5 more119 min
Sep 10, 4:06 PM MDTMesoscale DiscussionSPCBaca2 hr
Sep 29, 1:48 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more117 min
Sep 29, 2:14 PM MDTMesoscale DiscussionSPCAlamosa, Conejos, Costilla, Custer, Fremont, Huerfano and 2 more61 min
Sep 30, 12:50 PM MDTMesoscale DiscussionSPCBaca, Las Animas2 hr
Oct 2, 2:09 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 4 more2 hr
Nov 11, 1:27 AM MSTMesoscale DiscussionSPCAdams, Arapahoe, Denver, Elbert, Kit Carson, Lincoln and 7 more6 hr
Nov 16, 2:51 PM MSTMesoscale DiscussionSPCBaca, Prowers114 min
Nov 16, 8:05 PM MSTMesoscale DiscussionSPCAdams, Arapahoe, Douglas, Elbert, El Paso4 hr
Nov 17, 4:32 AM MSTMesoscale DiscussionSPCArapahoe, Baca, Bent, Cheyenne, Crowley, Elbert and 10 more4 hr
Nov 17, 9:27 AM MSTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 14 more4 hr
Nov 17, 2:43 PM MSTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Prowers4 hr
Dec 15, 2:55 AM MSTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Weld4 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

15 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 9, 20155mesoscale discussions
  2. June 4, 20155mesoscale discussions
  3. June 5, 20155mesoscale discussions
  4. June 7, 20154mesoscale discussions
  5. June 11, 20154mesoscale discussions
  6. August 17, 20154mesoscale discussions
  7. November 17, 20154mesoscale discussions
  8. April 15, 20153mesoscale discussions
  9. April 17, 20153mesoscale discussions
  10. April 18, 20153mesoscale discussions
  11. June 17, 20153mesoscale discussions
  12. June 18, 20153mesoscale discussions

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.