September 15
17 entries from the federal record fall on September 15, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1860Unnamed storm, category 2 near Plaquemines Parish, LA
- 1882Unnamed storm, tropical storm near Cameron Parish, LA
- 1903Unnamed storm, category 1 near Dare County, NC
- 1924Unnamed storm, category 1 near Gulf County, FL
- 1932Unnamed storm, tropical storm near Franklin County, FL
- 1945Unnamed storm, category 4 near Miami-Dade County, FL
- 1960Ethel, category 1 near Plaquemines Parish, LA
- 1961Unnamed storm, tropical storm near York County, ME
- 1976Unnamed storm, subtropical storm near Beaufort County, SC
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 2004F2, 7 mile path, 4 killed Calhoun, FL
- 2004F1, 5 mile path, 1 killed Bay, FL
- 2004F1, 5 mile path, 1 killed Bay, FL
Deadly and costly storms
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 1992M5.3, near Yucca Valley, California San Bernardino County, CA
Wildfires
Fires of 50,000 acres or more that began on this date.
- 2018Roosevelt Fire, 55,290 acres WY