Alert archive / Ohio / Seneca County / Mesoscale Discussions

Mesoscale Discussions in Seneca County, Ohio, 2026

28 mesoscale discussions in 2026. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.

Seneca County and its neighbors

Each county as a circle sized by its count in 2026. Tap one for its archive.

Mesoscale Discussions
28
Busiest month
April7 mesoscale discussions
Busiest day
April 4, 20263 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
Mar 11, 5:23 AM EDTMesoscale DiscussionSPC2 hr
Mar 11, 10:10 AM EDTMesoscale DiscussionSPC2 hr
Mar 26, 4:25 PM EDTMesoscale DiscussionSPC95 min
Mar 26, 7:40 PM EDTMesoscale DiscussionSPC95 min
Mar 31, 11:55 AM EDTMesoscale DiscussionSPC2 hr
Mar 31, 7:42 PM EDTMesoscale DiscussionSPC2 hr
Apr 4, 1:46 PM EDTMesoscale DiscussionSPC2 hr
Apr 4, 4:39 PM EDTMesoscale DiscussionSPC2 hr
Apr 4, 6:55 PM EDTMesoscale DiscussionSPC95 min
Apr 15, 12:55 AM EDTMesoscale DiscussionSPC65 min
Apr 15, 1:44 PM EDTMesoscale DiscussionSPC3 hr
Apr 15, 4:24 PM EDTMesoscale DiscussionSPC66 min
Apr 22, 6:07 PM EDTMesoscale DiscussionSPC113 min
May 9, 4:36 PM EDTMesoscale DiscussionSPC84 min
May 18, 2:50 PM EDTMesoscale DiscussionSPC85 min
May 19, 6:11 PM EDTMesoscale DiscussionSPC64 min
Jun 6, 11:07 AM EDTMesoscale DiscussionSPC2 hr
Jun 6, 5:42 PM EDTMesoscale DiscussionSPC63 min
Jun 6, 8:11 PM EDTMesoscale DiscussionSPC94 min
Jun 11, 11:42 PM EDTMesoscale DiscussionSPC93 min
Jun 14, 1:40 PM EDTMesoscale DiscussionSPC5 min
Jun 25, 3:10 PM EDTMesoscale DiscussionSPC2 hr
Jul 3, 7:07 PM EDTMesoscale DiscussionSPC113 min
Jul 18, 12:37 PM EDTMesoscale DiscussionSPC113 min
Aug 9, 4:39 PM EDTMesoscale DiscussionSPC2 hr
Aug 9, 7:22 PM EDTMesoscale DiscussionSPC83 min
Sep 3, 4:02 PM EDTMesoscale DiscussionSPC118 min
Sep 5, 1:41 AM EDTMesoscale DiscussionSPC94 min

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive2025

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.