October 21
11 entries from the federal record fall on October 21, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1853Unnamed storm, category 2 near Camden County, GA
- 1924Unnamed storm, category 1 near Sarasota County, FL
- 1926Unnamed storm, category 3 near Monroe County, FL
- 1950Love, tropical storm near Pinellas County, FL
Deadly and costly storms
- 2007Wildfire, 8 deaths, $75.0 million San Diego
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 1942M6.6, Fish Creek Mountains, California Imperial County, CA
- 1942M5.6, near Niland, CA Imperial County, CA
- 1964M5.2, near Hebgen Lake Estates, Montana Madison County, MT
Wildfires
Fires of 50,000 acres or more that began on this date.
- 2007Witch Fire, 167,415 acres CA
- 2007Harris Fire, 90,374 acres CA
- 2003Grand Prix Fire, 50,755 acres CA