September 17
21 entries from the federal record fall on September 17, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1876Unnamed storm, category 1 near Pender County, NC
- 1901Unnamed storm, tropical storm near Okaloosa County, FL
- 1906Unnamed storm, category 1 near Georgetown County, SC
- 1914Unnamed storm, tropical storm near Duval County, FL
- 1943Unnamed storm, category 1 near Matagorda County, TX
- 1947Unnamed storm, category 3 near Broward County, FL
- 1963Cindy, tropical storm near Jefferson County, TX
- 2000Gordon, category 1 near Manatee County, FL
- 2019Imelda, tropical storm near Brazoria County, TX
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 1952F3, 1 mile path Dare, NC
- 1971F3, 0.3 mile path Coffee, AL
- 2004F3, 9 mile path Fauquier, VA
- 2018EF2, 7.5 mile path, 1 killed Chesterfield, VA
- 1988F1, 4 mile path, 1 killed Bexar, TX
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).
- 1927M5.9, near Mammoth Lakes, California Mono County, CA
- 1961M5.1, near Amboy, Washington Skamania County, WA
- 1991M5.2, near San Simeon, California Monterey County, CA
- 2026M6.5, near Nikolski, Alaska Aleutians West Census Area, AK
Wildfires
Fires of 50,000 acres or more that began on this date.
- 2020Mullen Fire, 179,795 acres CO, WY