September 1
28 entries from the federal record fall on September 1, across every year it covers.
Tropical cyclones
Storms at their strongest near the U.S. on this date.
- 1879Unnamed storm, category 3 near Terrebonne Parish, LA
- 1908Unnamed storm, tropical storm near Carteret County, NC
- 1932Unnamed storm, category 1 near Baldwin County, AL
- 1940Unnamed storm, category 2 near Dare County, NC
- 1985Elena, category 3 near Gulf County, FL
- 2006Ernesto, tropical storm near Horry County, SC
- 2008Gustav, category 2 near Plaquemines Parish, LA
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 1961F4, 26.6 mile path Butler, IA; Bremer, IA
- 2021EF3, 12.4 mile path Gloucester, NJ
- 2021EF2, 8.3 mile path, 1 killed Montgomery, PA
Deadly and costly storms
- 2022Excessive Heat, 25 deaths La Paz; Maricopa
- 2021Flash Flood, 18 deaths, $471 million Bronx; Kings; Nassau; New York
- 2021Flash Flood, 16 deaths, $220 million Burlington; Camden; Hunterdon; Mercer
- 2021Flash Flood, 13 deaths Bergen; Essex; Hudson; Passaic
- 2007Excessive Heat, 9 deaths Orange; Riverside; San Bernardino; San Diego
- 2018Heat, 8 deaths Maricopa
- 2022Excessive Heat, 8 deaths Clark; Lincoln
- 2024Heat, 6 deaths Pima; Pinal
- 2000Heat, 5 deaths Austin; Brazoria; Brazos; Burleson
- 2000Heat, 5 deaths Anderson; Bell; Bosque; Collin
- 2019Tropical Depression, 5 deaths Brevard; Indian River; Martin; Orange
- 2019Heat, 5 deaths Maricopa
- 2006High Wind, 4 deaths, $45.4 million Accomack; Gloucester; Lancaster; Mathews
- 2008Tropical Storm, 4 deaths, $725 million Acadia; Allen; Avoyelles; Beauregard
- 2000Heat, 3 deaths Adair; Andrew; Atchison; Bates
- 2008Hurricane (Typhoon), 3 deaths, $149 million Ascension; Assumption; East Baton Rouge; East Feliciana
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 1940M5.6, near Hana, Hawaii Maui County, HI
- 2005M5.1, near Calipatria, CA Imperial County, CA