March 15
33 entries from the federal record fall on March 15, across every year it covers.
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 2025EF4, 67.2 mile path, 6 killed Tangipahoa, LA; Pike, MS; Walthall, MS
- 1984F4, 26 mile path, 5 killed Jackson, AR; Poinsett, AR
- 1984F4, 41 mile path, 2 killed Van Buren, AR; Cleburne, AR; Independence, AR
- 1982F3, 70 mile path, 2 killed Crawford, KS; Barton, MO; Vernon, MO
- 2008EF3, 16.9 mile path, 2 killed Polk, GA; Floyd, GA; Bartow, GA
- 2025EF3, 24.3 mile path, 2 killed Dallas, AL; Autauga, AL; Chilton, AL
- 1982F3, 6 mile path, 1 killed Pontotoc, OK
- 1982F3, 6 mile path, 1 killed Montgomery, KS
- 1982F3, 30 mile path, 1 killed Labette, KS; Cherokee, KS
- 2025EF3, 26.1 mile path, 1 killed Walthall, MS; Marion, MS
- 1953F3, 30.1 mile path Nash, NC; Wilson, NC; Edgecombe, NC
- 1982F3, 9 mile path Jasper, MO; Crawford, KS
- 1982F3, 14 mile path Benton, MO
- 1983F3, 6.1 mile path Hidalgo, TX
- 2008EF3, 27.5 mile path Newberry, SC; Richland, SC
- 2008EF3, 10.1 mile path Orangeburg, SC
- 2012EF3, 7.6 mile path Washtenaw, MI
- 2025EF3, 20.4 mile path Tallapoosa, AL
- 1973F2, 0.1 mile path, 1 killed White, TN
- 2001F2, 10 mile path, 1 killed Washington, FL; Jackson, FL
- 2025EF2, 18.2 mile path, 1 killed Marion, MS; Jefferson Davis, MS; Covington, MS
- 2025EF2, 3.6 mile path, 1 killed Talladega, AL
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).
- 1934M5.1, near Thatcher, Utah Box Elder County, UT
- 1946M5.4, near Inyokern, CA Kern County, CA
- 1946M6.3, Walker Pass, California Kern County, CA
- 1946M5.2, near Inyokern, CA Kern County, CA
- 1946M5.4, near Inyokern, CA Kern County, CA
- 1946M5.0, near Inyokern, CA Kern County, CA
- 1957M7.2, near Adak, Alaska Aleutians West Census Area, AK
- 1979M5.2, near Joshua Tree, CA San Bernardino County, CA
Wildfires
Fires of 50,000 acres or more that began on this date.
- 2026Cottonwood Fire, 132,350 acres NE