January 21
23 entries from the federal record fall on January 21, across every year it covers.
Tornadoes
Tornadoes rated F3/EF3 or stronger, or that killed, on this date.
- 1999F4, 16 mile path Clay, AR
- 2017EF3, 31.1 mile path, 4 killed Lamar, MS; Forrest, MS; Perry, MS
- 1959F3, 6.6 mile path, 3 killed Grayson, KY
- 1999F3, 39 mile path, 3 killed Saline, AR; Pulaski, AR
- 1999F3, 8 mile path, 2 killed White, AR
- 1959F3, 33.8 mile path Pontotoc, MS; Union, MS; Prentiss, MS
- 1959F3, 26.1 mile path Leake, MS
- 1999F3, 11 mile path Dallas, AR
- 1999F3, 19 mile path White, AR; Independence, AR
- 1999F3, 16 mile path Monroe, AR; St. Francis, AR
- 1999F3, 31 mile path Independence, AR; Jackson, AR; Lawrence, AR
- 1999F3, 11 mile path Hot Spring, AR; Grant, AR
- 1999F3, 39 mile path Prairie, AR
- 1999F3, 22 mile path Franklin, LA; Tensas, LA
- 1999F2, 16 mile path, 2 killed White, AR
- 1999F2, 11 mile path, 1 killed White, AR; Independence, AR
Deadly and costly storms
- 2025Heavy Snow, 7 deaths Ascension; Assumption; East Baton Rouge; East Feliciana
- 1998Avalanche, 5 deaths Gunnison; Hinsdale; Montrose; Ouray
- 2016Avalanche, 5 deaths Juab; Salt Lake; Summit; Utah
- 2010Heavy Snow, 4 deaths Catron; Cibola; Lincoln; Los Alamos
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).
- 1982M5.6, near P?hala, Hawaii Hawaii County, HI
- 1982M5.6, near P?hala, Hawaii Hawaii County, HI
- 1997M5.6, near Scotia, California Humboldt County, CA