Alert archive / Virginia / Frederick County / Mesoscale Discussions

Mesoscale Discussions in Frederick County, Virginia, 2021

18 mesoscale discussions in 2021. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.

Frederick County and its neighbors

Each county as a circle sized by its count in 2021. Tap one for its archive.

Mesoscale Discussions
18
Busiest month
June7 mesoscale discussions
Busiest day
July 17, 20213 mesoscale discussions

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeLasted
May 26, 1:21 PM EDTMesoscale DiscussionSPC84 min
May 26, 6:34 PM EDTMesoscale DiscussionSPC116 min
Jun 3, 1:46 PM EDTMesoscale DiscussionSPC119 min
Jun 13, 12:13 PM EDTMesoscale DiscussionSPC2 hr
Jun 13, 12:32 PM EDTMesoscale DiscussionSPC118 min
Jun 14, 3:55 PM EDTMesoscale DiscussionSPC65 min
Jun 14, 7:37 PM EDTMesoscale DiscussionSPC113 min
Jun 21, 1:51 PM EDTMesoscale DiscussionSPC114 min
Jun 30, 4:41 PM EDTMesoscale DiscussionSPC2 hr
Jul 12, 1:32 PM EDTMesoscale DiscussionSPC88 min
Jul 17, 12:00 PM EDTMesoscale DiscussionSPC3 hr
Jul 17, 4:38 PM EDTMesoscale DiscussionSPC97 min
Jul 17, 6:54 PM EDTMesoscale DiscussionSPC2 hr
Aug 11, 1:01 PM EDTMesoscale DiscussionSPC89 min
Aug 13, 12:33 PM EDTMesoscale DiscussionSPC87 min
Aug 18, 10:58 AM EDTMesoscale DiscussionSPC92 min
Aug 18, 3:29 PM EDTMesoscale DiscussionSPC91 min
Aug 28, 1:05 PM EDTMesoscale DiscussionSPC115 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 17, 20213mesoscale discussions
  2. May 26, 20212mesoscale discussions
  3. June 13, 20212mesoscale discussions
  4. June 14, 20212mesoscale discussions
  5. August 18, 20212mesoscale discussions
  6. June 3, 20211mesoscale discussions
  7. June 21, 20211mesoscale discussions
  8. June 30, 20211mesoscale discussions
  9. July 12, 20211mesoscale discussions
  10. August 11, 20211mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20202022

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. Rebuilt daily.