Alert archive / Colorado / Mesoscale Discussions / 2018

Mesoscale Discussions in Colorado, May 2018

36 mesoscale discussions in May 2018. 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 2018. Tap one for its archive.

Mesoscale Discussions
36
Busiest day
May 18, 20184 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.

IssuedProductOfficeCountiesLasted
May 1, 1:01 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 6 more119 min
May 9, 5:10 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson, Prowers95 min
May 10, 12:56 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick2 hr
May 10, 5:10 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick2 hr
May 10, 6:06 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Lincoln, Washington, Yuma114 min
May 11, 12:00 PM MDTMesoscale DiscussionSPCBoulder, Broomfield, Larimer, Weld2 hr
May 11, 5:39 PM MDTMesoscale DiscussionSPCLarimer, Weld96 min
May 13, 4:19 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Elbert, Morgan and 2 more2 hr
May 14, 12:38 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 5 more2 hr
May 14, 4:04 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson116 min
May 15, 1:32 PM MDTMesoscale DiscussionSPCArapahoe, Baca, Bent, Costilla, Crowley, Custer and 11 more118 min
May 17, 1:38 PM MDTMesoscale DiscussionSPCBaca, Prowers2 hr
May 17, 4:19 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Logan, Morgan, Phillips, Sedgwick and 3 more116 min
May 17, 6:47 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick58 min
May 17, 9:03 PM MDTMesoscale DiscussionSPCSedgwick117 min
May 18, 1:43 PM MDTMesoscale DiscussionSPCBaca, Bent, Kiowa, Prowers2 hr
May 18, 3:06 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Denver, Jefferson and 4 more114 min
May 18, 8:08 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson, Prowers, Washington, Yuma67 min
May 21, 11:41 AM MDTMesoscale DiscussionSPCArchuleta, Conejos, Mineral, Rio Grande2 hr
May 21, 3:00 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Denver, Kit Carson, Logan, Morgan and 3 more2 hr
May 22, 4:56 PM MDTMesoscale DiscussionSPCLarimer, Weld2 hr
May 23, 1:00 PM MDTMesoscale DiscussionSPCAdams, Broomfield, Morgan, Weld2 hr
May 23, 5:07 PM MDTMesoscale DiscussionSPCLarimer, Logan, Morgan, Phillips, Sedgwick, Weld83 min
May 24, 12:37 PM MDTMesoscale DiscussionSPCCheyenne, Crowley, Elbert, Kiowa, Kit Carson, Lincoln113 min
May 24, 5:15 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson60 min
May 27, 12:38 PM MDTMesoscale DiscussionSPCBaca, Cheyenne, Kiowa, Kit Carson, Logan, Phillips and 3 more3 hr
May 27, 4:30 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Boulder, Broomfield and 16 more2 hr
May 28, 12:19 PM MDTMesoscale DiscussionSPCJackson, Routt86 min
May 28, 12:46 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson59 min
May 28, 1:39 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 7 more96 min
May 28, 4:54 PM MDTMesoscale DiscussionSPCCheyenne, Kit Carson, Washington, Yuma96 min
May 28, 6:08 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Elbert, Logan, Morgan, Weld97 min
May 29, 2:10 PM MDTMesoscale DiscussionSPCCheyenne, Elbert, El Paso, Kit Carson, Lincoln, Logan and 4 more95 min
May 30, 1:25 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 14 more2 hr
May 30, 4:23 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson, Lincoln3 hr
May 30, 5:22 PM MDTMesoscale DiscussionSPCBaca113 min

By county

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

Nearby

Alerts in force nowTornadoes on recordThe radar archive20172019

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.