October 20
7 entries from the federal record fall on October 20, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1870Unnamed storm, category 1 near Monroe County, FL
- 1876Unnamed storm, category 2 near Collier County, FL
- 1897Unnamed storm, tropical storm near Dare County, NC
- 1941Unnamed storm, tropical storm near Pinellas County, FL
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 1953F3, 11.9 mile path Otero, CO
- 2019EF3, 15.8 mile path Dallas, TX
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 2012M5.3, near San Lucas, California San Benito County, CA