October 15
13 entries from the federal record fall on October 15, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1947Unnamed storm, category 2 near Chatham County, GA
- 1954Hazel, category 4 near Horry County, SC
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 1957F3, 37.9 mile path, 1 killed St. Landry, LA; Pointe Coupee, LA
- 1957F3, 17.5 mile path Warren, MS
- 1980F3, 13.3 mile path Cowley, KS
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 1947M7.1, Central Alaska Denali Borough, AK
- 1979M6.4, The 1979 Imperial Valley Earthquake, California-Baja California Yuma County, AZ
- 1979M5.2, near Holtville, CA Imperial County, CA
- 1979M5.1, near Brawley, CA Imperial County, CA
- 1979M5.0, near Brawley, CA Imperial County, CA
- 1979M5.8, near Brawley, CA Imperial County, CA
- 2006M6.7, near Puako, Hawaii Hawaii County, HI
- 2006M6.0, near Hawi, Hawaii Hawaii County, HI