Alert archive / Colorado / Severe Thunderstorm Watches

Severe Thunderstorm Watches in Colorado, 1999

24 severe thunderstorm watches in 1999. 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 severe thunderstorm watches reaches back to 1997.

Severe Thunderstorm Watches by county

Each county as a circle sized by its count in 1999. Tap one for its archive.

Severe Thunderstorm Watches
24
Busiest month
June12 severe thunderstorm watches
Busiest day
June 10, 19992 severe thunderstorm watches

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
Apr 28, 4:30 PM MDTSevere Thunderstorm WatchSPCBaca, Bent, Cheyenne, Crowley, Elbert, Kiowa and 5 more6 hr
May 13, 4:15 PM MDTSevere Thunderstorm WatchSPCLogan, Morgan, Phillips, Sedgwick6 hr
May 31, 8:45 PM MDTSevere Thunderstorm WatchSPCCheyenne, Kit Carson, Prowers6 hr
Jun 10, 2:30 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 5 more6 hr
Jun 10, 2:30 PM MDTSevere Thunderstorm WatchSPCBaca, Bent, Cheyenne, Crowley, El Paso, Kiowa and 5 more6 hr
Jun 10, 7:15 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Cheyenne, Elbert, El Paso, Kit Carson and 4 more6 hr
Jun 11, 1:15 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Baca, Bent, Broomfield, Cheyenne and 18 more7 hr
Jun 12, 12:50 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Bent, Boulder, Broomfield, Costilla and 20 more6 hr
Jun 14, 3:00 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Baca, Bent, Broomfield, Crowley and 13 more6 hr
Jun 22, 4:00 PM MDTSevere Thunderstorm WatchSPCPhillips, Sedgwick6 hr
Jun 23, 4:30 PM MDTSevere Thunderstorm WatchSPCBaca5 hr
Jun 23, 5:45 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Bent, Cheyenne, Crowley, Elbert and 7 more5 hr
Jun 26, 10:45 PM MDTSevere Thunderstorm WatchSPCKit Carson, Phillips, Sedgwick, Yuma5 hr
Jun 27, 10:45 PM MDTSevere Thunderstorm WatchSPCKit Carson, Logan, Phillips, Sedgwick, Yuma6 hr
Jul 1, 3:00 AM MDTSevere Thunderstorm WatchSPCBaca, Cheyenne, Prowers6 hr
Jul 2, 2:00 PM MDTSevere Thunderstorm WatchSPCBaca, Bent, Kiowa, Prowers5 hr
Jul 2, 3:00 PM MDTSevere Thunderstorm WatchSPCCheyenne, Kit Carson, Phillips, Sedgwick, Yuma6 hr
Jul 19, 3:15 PM MDTSevere Thunderstorm WatchSPCLogan, Phillips, Sedgwick5 hr
Aug 10, 4:00 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 7 more5 hr
Aug 17, 2:00 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Elbert, Kit Carson, Logan, Morgan and 4 more5 hr
Aug 17, 4:45 PM MDTSevere Thunderstorm WatchSPCElbert, Kit Carson, Phillips, Sedgwick, Washington, Yuma6 hr
Aug 28, 2:15 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Elbert, El Paso, Logan, Morgan and 4 more5 hr
Sep 1, 2:00 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 8 more6 hr
Sep 11, 3:45 PM MDTSevere Thunderstorm WatchSPCBaca5 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 10, 19992severe thunderstorm watches
  2. June 11, 19992severe thunderstorm watches
  3. June 23, 19992severe thunderstorm watches
  4. July 2, 19992severe thunderstorm watches
  5. August 17, 19992severe thunderstorm watches
  6. April 28, 19991severe thunderstorm watches
  7. May 13, 19991severe thunderstorm watches
  8. June 1, 19991severe thunderstorm watches
  9. June 12, 19991severe thunderstorm watches
  10. June 14, 19991severe thunderstorm watches
  11. June 22, 19991severe thunderstorm watches
  12. June 27, 19991severe thunderstorm watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive19982000

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.