August 30
23 entries from the federal record fall on August 30, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1885Unnamed storm, tropical storm near Plaquemines Parish, LA
- 1910Unnamed storm, tropical storm near Cameron County, TX
- 1937Unnamed storm, tropical storm near Brevard County, FL
- 1942Unnamed storm, category 3 near Calhoun County, TX
- 1950Baker, category 1 near Jefferson Parish, LA
- 1999Dennis, category 2 near Horry County, SC
- 2023Idalia, category 3 near Pasco County, FL
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 1955F3, 1 mile path Schuyler, NY
- 1956F3, 5.1 mile path Cass, ND
- 1959F3, 2 mile path Cotton, OK
- 2020EF2, 1.6 mile path, 1 killed Hand, SD
Deadly and costly storms
- 2004Flash Flood, 8 deaths, $29.0 million Amelia; Charles City; Chesterfield; Dinwiddie
- 2003Flash Flood, 6 deaths, $250,000 Chase
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 1930M5.2, near Las Flores, California Los Angeles County, CA
- 1962M5.8, near Garden City, Utah Cache County, UT
- 2013M7.0, near Atka, Alaska Aleutians West Census Area, AK
Wildfires
Fires of 50,000 acres or more that began on this date.
- 2022Double Creek Fire, 170,868 acres ID, OR
- 1987Silver Fire, 96,635 acres OR
- 2017Tohakum 2 Fire, 92,729 acres NV
- 2017Sartin Draw Fire, 91,520 acres MT
- 1987King Titus Fire, 71,333 acres CA
- 2002Kraft Springs Fire, 66,247 acres MT, SD
- 1987Yellow 2 Fire, 53,586 acres CA