Alert archive / Special Marine Warnings / 2012
Special Marine Warnings in the United States, March 2012
323 special marine warnings in March 2012. Each alert counts once, however many counties it covered. The archive of special marine warnings reaches back to 1986.
Special Marine Warnings by state
Each state shaded by its count. Tap a state for its own archive.
- Special Marine Warnings
- 323
- Busiest day
- March 9, 201238 special marine warnings
Over time
By day
Days in UTC, the clock the archive keeps.
By state
Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.
Nearby
Alerts in force nowThe tornado archiveThe radar archive20112013
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.