1963
463 tornadoes, 4 tropical cyclones near the U.S., 6 notable earthquakes. 38 tornadoes were rated F3/EF3 or stronger and tornadoes killed 31.
Tornadoes
463 recorded; 38 rated F3/EF3 or stronger.
Outbreak days
- Apr 29, 196322 tornadoes, 12 killed
Strongest and deadliest first
| Apr 29, 1963 | F4 | Lee | 4.7 | 3 |
| Mar 11, 1963 | F4 | Attala, Choctaw, Oktibbeha | 45.2 | 2 |
| Mar 11, 1963 | F4 | Cullman | 28.0 | 2 |
| Apr 17, 1963 | F4 | Kankakee, Newton, Jasper | 57.3 | 1 |
| Mar 5, 1963 | F4 | Jefferson | 14.9 | 0 |
| Apr 29, 1963 | F3 | Coahoma | 5.7 | 5 |
| Apr 29, 1963 | F3 | Crockett | 9.3 | 3 |
| Aug 3, 1963 | F3 | Allegheny | 0.1 | 2 |
| Apr 22, 1963 | F3 | Sangamon, Macon | 42.9 | 1 |
| May 26, 1963 | F3 | Logan, Oklahoma, Lincoln | 34.3 | 1 |
| Apr 28, 1963 | F3 | Nemaha | 4.9 | 1 |
| Apr 19, 1963 | F3 | Lawrence, Jackson, Jennings | 85.3 | 0 |
| Apr 22, 1963 | F3 | Douglas, Edgar, Vermillion | 38.6 | 0 |
| Apr 22, 1963 | F3 | Macon, Piatt, Champaign | 31.8 | 0 |
| Jun 6, 1963 | F3 | Bennett | 24.4 | 0 |
| Apr 29, 1963 | F3 | Sullivan, Greene | 23.9 | 0 |
| Apr 29, 1963 | F3 | Carroll, Cass, Miami | 23.1 | 0 |
| May 20, 1963 | F3 | Cheshire, Hillsborough | 14.0 | 0 |
| Apr 29, 1963 | F3 | Christian | 13.7 | 0 |
| May 12, 1963 | F3 | Pierce | 12.8 | 0 |
| Jul 19, 1963 | F3 | Kenosha | 10.6 | 0 |
| Aug 16, 1963 | F3 | Columbia | 9.6 | 0 |
| Aug 16, 1963 | F3 | Columbia | 9.6 | 0 |
| Aug 16, 1963 | F3 | Columbia | 9.6 | 0 |
| Sep 3, 1963 | F3 | Elk | 8.4 | 0 |
| May 21, 1963 | F3 | Bailey, Parmer | 5.9 | 0 |
| Apr 29, 1963 | F3 | Parke | 5.6 | 0 |
| Jan 10, 1963 | F3 | Maury, Williamson | 4.0 | 0 |
| Mar 17, 1963 | F3 | Bibb | 2.7 | 0 |
| Jul 18, 1963 | F3 | Butte | 2.3 | 0 |
| Mar 11, 1963 | F3 | Kaufman | 2.0 | 0 |
| Nov 8, 1963 | F3 | Refugio | 1.0 | 0 |
| Apr 17, 1963 | F3 | Monroe | 0.5 | 0 |
| Mar 16, 1963 | F3 | Gallatin | 0.3 | 0 |
| Apr 22, 1963 | F3 | Marion | 0.3 | 0 |
| May 26, 1963 | F3 | Oklahoma | 0.1 | 0 |
| May 26, 1963 | F3 | Seminole | 0.1 | 0 |
| Jul 15, 1963 | F3 | Beaver | 0.1 | 0 |
| Sep 29, 1963 | F2 | Robeson, Cumberland, Sampson | 85.8 | 3 |
| Mar 11, 1963 | F2 | Limestone, Madison | 47.2 | 1 |
| Apr 29, 1963 | F2 | Stoddard, Cape Girardeau | 10.7 | 1 |
| Mar 11, 1963 | F2 | Cocke | 6.2 | 1 |
| Apr 30, 1963 | F2 | Walton, Washington, Calhoun | 61.0 | 0 |
| Sep 28, 1963 | F2 | Emanuel, Jenkins, Burke | 52.8 | 0 |
| Jun 9, 1963 | F2 | Cedar, Dixon | 34.1 | 0 |
| Mar 11, 1963 | F2 | Marion, Winston | 32.2 | 0 |
| Mar 11, 1963 | F2 | Wayne, Lawrence | 29.1 | 0 |
| Nov 21, 1963 | F2 | Hamilton, Greeley | 25.7 | 0 |
| Sep 2, 1963 | F2 | Iowa, Dane | 22.5 | 0 |
| May 26, 1963 | F2 | Crawford | 19.6 | 0 |
| Jul 31, 1963 | F2 | Wexford, Missaukee, Osceola | 19.6 | 0 |
| Apr 26, 1963 | F2 | Scurry, Fisher | 19.0 | 0 |
| Mar 27, 1963 | F2 | York, Lancaster | 17.0 | 0 |
| Jan 20, 1963 | F2 | Schley, Macon | 16.4 | 0 |
| Apr 29, 1963 | F2 | Marion | 15.5 | 0 |
| Apr 28, 1963 | F2 | Marshall, Nemaha | 15.4 | 0 |
| Apr 19, 1963 | F2 | Mahoning | 15.3 | 0 |
| May 12, 1963 | F2 | Woodbury | 15.2 | 0 |
| Apr 19, 1963 | F2 | Wabash, Lawrence, Knox | 14.8 | 0 |
| Mar 11, 1963 | F2 | Marion | 14.7 | 0 |
| Apr 19, 1963 | F2 | Jackson, Jennings | 14.5 | 0 |
| Mar 19, 1963 | F2 | Robertson, Sumner | 14.0 | 0 |
| Apr 28, 1963 | F2 | Colfax, Dodge | 13.1 | 0 |
| May 9, 1963 | F2 | Hancock, Winnebago | 13.1 | 0 |
| Apr 17, 1963 | F2 | Wabash, Whitley | 13.0 | 0 |
| Apr 30, 1963 | F2 | Russell | 11.7 | 0 |
| Apr 17, 1963 | F2 | Huntington, Allen | 11.1 | 0 |
| Sep 29, 1963 | F2 | Cumberland | 11.0 | 0 |
| Apr 29, 1963 | F2 | Autauga | 10.6 | 0 |
| Mar 11, 1963 | F2 | Lawrence | 10.3 | 0 |
| May 29, 1963 | F2 | Bailey, Hockley | 10.3 | 0 |
| Jun 9, 1963 | F2 | Hillsborough, Rockingham | 10.0 | 0 |
| Sep 2, 1963 | F2 | Lafayette, Green | 9.9 | 0 |
| Apr 29, 1963 | F2 | Lowndes, Montgomery | 9.8 | 0 |
| Jun 9, 1963 | F2 | Waseca | 9.3 | 0 |
| May 17, 1963 | F2 | Beaufort | 8.9 | 0 |
| May 14, 1963 | F2 | Strafford, York | 8.7 | 0 |
| Apr 6, 1963 | F2 | Brooks, Cook | 8.0 | 0 |
| Jan 20, 1963 | F2 | Houston | 7.9 | 0 |
| Apr 22, 1963 | F2 | Collin | 7.7 | 0 |
| Aug 27, 1963 | F2 | Valley | 7.3 | 0 |
| Sep 29, 1963 | F2 | Pamlico | 6.6 | 0 |
| Oct 20, 1963 | F2 | Kingfisher, Garfield | 5.9 | 0 |
| Jul 4, 1963 | F2 | Franklin, Grand Isle | 5.9 | 0 |
| Sep 28, 1963 | F2 | Walton | 5.6 | 0 |
| Mar 16, 1963 | F2 | Lafayette | 5.4 | 0 |
| Sep 29, 1963 | F2 | Sumter | 5.4 | 0 |
| Jan 11, 1963 | F2 | Upson | 5.2 | 0 |
| Mar 11, 1963 | F2 | Warren | 5.2 | 0 |
| Jul 16, 1963 | F2 | Watonwan | 5.2 | 0 |
| Jan 11, 1963 | F2 | Scott | 5.1 | 0 |
| Apr 29, 1963 | F2 | Giles | 5.1 | 0 |
| Aug 13, 1963 | F2 | Pinellas | 5.1 | 0 |
| May 16, 1963 | F2 | St. Francois | 4.9 | 0 |
| Jun 8, 1963 | F2 | Dodge | 4.1 | 0 |
| Jun 9, 1963 | F2 | Valley | 4.1 | 0 |
| May 20, 1963 | F2 | Worcester | 3.8 | 0 |
| Mar 19, 1963 | F2 | McMinn | 3.6 | 0 |
| Jan 19, 1963 | F2 | Clarke | 3.3 | 0 |
| Mar 19, 1963 | F2 | Bradley | 3.3 | 0 |
| Jun 21, 1963 | F2 | Pike | 3.3 | 0 |
| Apr 28, 1963 | F2 | Jefferson | 3.0 | 0 |
| Jun 29, 1963 | F2 | Bee | 3.0 | 0 |
| Mar 19, 1963 | F2 | Randolph | 2.5 | 0 |
| May 26, 1963 | F2 | Pottawatomie | 2.5 | 0 |
| Mar 19, 1963 | F2 | Fayette | 2.3 | 0 |
| Nov 10, 1963 | F2 | Indian River | 2.0 | 0 |
| Jan 20, 1963 | F2 | Montgomery | 2.0 | 0 |
| Mar 11, 1963 | F2 | Rutherford | 2.0 | 0 |
| Mar 11, 1963 | F2 | Monroe | 2.0 | 0 |
| Mar 16, 1963 | F2 | Plymouth | 2.0 | 0 |
| Mar 16, 1963 | F2 | Cherokee | 2.0 | 0 |
| Apr 21, 1963 | F2 | Woodford | 2.0 | 0 |
| Jun 10, 1963 | F2 | St. Francois | 2.0 | 0 |
| Jun 3, 1963 | F2 | Davis | 2.0 | 0 |
| Jun 4, 1963 | F2 | Lubbock | 2.0 | 0 |
| Jun 8, 1963 | F2 | Hockley | 2.0 | 0 |
| Jun 9, 1963 | F2 | Plymouth | 2.0 | 0 |
| Jun 9, 1963 | F2 | Allegan | 2.0 | 0 |
| Aug 13, 1963 | F2 | Cheshire | 2.0 | 0 |
| Apr 18, 1963 | F2 | Adair | 1.9 | 0 |
| May 20, 1963 | F2 | Worcester | 1.5 | 0 |
| Sep 6, 1963 | F2 | Johnson | 1.5 | 0 |
| Nov 10, 1963 | F2 | Charlotte | 1.0 | 0 |
| Nov 19, 1963 | F2 | Murray | 1.0 | 0 |
| Jan 13, 1963 | F2 | Brantley | 1.0 | 0 |
| Feb 24, 1963 | F2 | Glynn | 1.0 | 0 |
| Mar 16, 1963 | F2 | Warrick | 1.0 | 0 |
| Mar 16, 1963 | F2 | Washington | 1.0 | 0 |
| Mar 26, 1963 | F2 | Brooks | 1.0 | 0 |
| Apr 22, 1963 | F2 | Tippecanoe | 1.0 | 0 |
| Apr 5, 1963 | F2 | Haskell | 1.0 | 0 |
| May 17, 1963 | F2 | Stanly | 1.0 | 0 |
| May 27, 1963 | F2 | Darke | 1.0 | 0 |
| May 29, 1963 | F2 | Hockley | 1.0 | 0 |
| Jun 11, 1963 | F2 | Smith | 1.0 | 0 |
| Jul 14, 1963 | F2 | Pasquotank | 1.0 | 0 |
| Jul 26, 1963 | F2 | Clark | 1.0 | 0 |
| Aug 30, 1963 | F2 | McLennan | 1.0 | 0 |
| Apr 6, 1963 | F2 | Mitchell | 0.8 | 0 |
| Jun 16, 1963 | F2 | Canadian | 0.8 | 0 |
| Jul 28, 1963 | F2 | Hillsborough | 0.8 | 0 |
| Jan 20, 1963 | F2 | Twiggs | 0.5 | 0 |
| Apr 28, 1963 | F2 | Bell | 0.5 | 0 |
| Jun 14, 1963 | F2 | Ben Hill | 0.5 | 0 |
| Jun 14, 1963 | F2 | Goshen | 0.5 | 0 |
| Sep 28, 1963 | F2 | Orangeburg | 0.5 | 0 |
| Sep 7, 1963 | F2 | Tarrant | 0.4 | 0 |
| Apr 3, 1963 | F2 | Bourbon | 0.3 | 0 |
| May 20, 1963 | F2 | Worcester | 0.3 | 0 |
| Jun 8, 1963 | F2 | Keya Paha | 0.3 | 0 |
| Aug 21, 1963 | F2 | Pinellas | 0.3 | 0 |
| Feb 19, 1963 | F2 | Polk | 0.2 | 0 |
| Nov 29, 1963 | F2 | Augusta | 0.1 | 0 |
| Feb 19, 1963 | F2 | Hillsborough | 0.1 | 0 |
| Mar 11, 1963 | F2 | Pickens, Fayette | 0.1 | 0 |
| Mar 11, 1963 | F2 | Franklin | 0.1 | 0 |
| Mar 18, 1963 | F2 | Coal | 0.1 | 0 |
| Mar 19, 1963 | F2 | Dubois | 0.1 | 0 |
| Apr 18, 1963 | F2 | Cass | 0.1 | 0 |
| Apr 18, 1963 | F2 | Warren | 0.1 | 0 |
| Apr 19, 1963 | F2 | Greene | 0.1 | 0 |
| Apr 19, 1963 | F2 | Summit | 0.1 | 0 |
| Apr 19, 1963 | F2 | McHenry | 0.1 | 0 |
| Apr 19, 1963 | F2 | Ashtabula | 0.1 | 0 |
| Apr 28, 1963 | F2 | Camp | 0.1 | 0 |
| Apr 29, 1963 | F2 | Shelby | 0.1 | 0 |
| Apr 29, 1963 | F2 | Talladega | 0.1 | 0 |
| Apr 29, 1963 | F2 | Logan | 0.1 | 0 |
| Apr 29, 1963 | F2 | Edmonson | 0.1 | 0 |
| May 20, 1963 | F2 | Franklin | 0.1 | 0 |
| May 25, 1963 | F2 | Butler | 0.1 | 0 |
| May 26, 1963 | F2 | Pottawatomie | 0.1 | 0 |
| May 27, 1963 | F2 | Jefferson | 0.1 | 0 |
| May 29, 1963 | F2 | Polk | 0.1 | 0 |
| Jun 25, 1963 | F2 | Lake of the Woods | 0.1 | 0 |
| Jun 5, 1963 | F2 | Pickaway | 0.1 | 0 |
| Jul 11, 1963 | F2 | Brevard | 0.1 | 0 |
| Jul 12, 1963 | F2 | Quay | 0.1 | 0 |
| Jul 12, 1963 | F2 | Harvey | 0.1 | 0 |
| Jul 15, 1963 | F2 | Beaver | 0.1 | 0 |
| Jul 18, 1963 | F2 | Carroll | 0.1 | 0 |
| Jul 19, 1963 | F2 | Robeson | 0.1 | 0 |
| Jul 24, 1963 | F2 | Escambia | 0.1 | 0 |
| Aug 9, 1963 | F2 | Payne | 0.1 | 0 |
| Sep 6, 1963 | F2 | Montague | 0.1 | 0 |
| Mar 19, 1963 | F1 | Washington | 0.1 | 2 |
| Jan 20, 1963 | F1 | Crisp, Clay, Randolph | 70.2 | 1 |
| Apr 17, 1963 | F1 | Branch | 1.0 | 1 |
| Sep 2, 1963 | F1 | Lafayette, Green | 70.7 | 0 |
| Mar 17, 1963 | F1 | Carroll, Douglas, Fulton | 26.8 | 0 |
| Mar 5, 1963 | F1 | Cherokee, Floyd | 21.3 | 0 |
| Aug 6, 1963 | F1 | Wilson | 17.8 | 0 |
| Jan 11, 1963 | F1 | Washington | 15.7 | 0 |
| Apr 18, 1963 | F1 | Des Moines | 14.4 | 0 |
| Jul 19, 1963 | F1 | Frederick, Carroll | 14.4 | 0 |
| Jan 20, 1963 | F1 | Coffee | 14.1 | 0 |
| Apr 26, 1963 | F1 | Fisher, Scurry | 13.3 | 0 |
| Jul 19, 1963 | F1 | Middlesex | 12.3 | 0 |
| Apr 19, 1963 | F1 | Wayne | 11.9 | 0 |
| May 9, 1963 | F1 | Hillsborough | 10.1 | 0 |
| Mar 12, 1963 | F1 | Tallapoosa | 9.1 | 0 |
| Jun 25, 1963 | F1 | Polk | 8.9 | 0 |
| May 26, 1963 | F1 | Blaine | 8.6 | 0 |
| May 20, 1963 | F1 | Hillsborough | 8.5 | 0 |
| Apr 29, 1963 | F1 | Morehouse | 8.4 | 0 |
| Jan 20, 1963 | F1 | Wilcox | 8.2 | 0 |
| Mar 4, 1963 | F1 | Tillman | 8.0 | 0 |
| Jul 14, 1963 | F1 | Weston | 7.9 | 0 |
| Apr 29, 1963 | F1 | Morehouse | 7.6 | 0 |
| Aug 2, 1963 | F1 | Hennepin, Ramsey | 6.6 | 0 |
| Jun 2, 1963 | F1 | Hale | 6.1 | 0 |
| May 26, 1963 | F1 | Lincoln | 5.7 | 0 |
| Oct 20, 1963 | F1 | Yuma | 5.2 | 0 |
| Mar 16, 1963 | F1 | Sioux | 4.7 | 0 |
| Mar 16, 1963 | F1 | Clay | 4.5 | 0 |
| Jun 13, 1963 | F1 | Dodge | 3.8 | 0 |
| Nov 22, 1963 | F1 | Caddo | 3.6 | 0 |
| Oct 3, 1963 | F1 | Berkshire | 3.0 | 0 |
| Apr 26, 1963 | F1 | Scurry | 3.0 | 0 |
| Sep 29, 1963 | F1 | Florence | 2.5 | 0 |
| Jul 16, 1963 | F1 | Lyon | 2.3 | 0 |
| Aug 10, 1963 | F1 | McPherson | 2.3 | 0 |
| Mar 30, 1963 | F1 | Stephens | 2.0 | 0 |
| Jun 10, 1963 | F1 | Macon | 2.0 | 0 |
| Jun 3, 1963 | F1 | Rusk | 2.0 | 0 |
| Jun 8, 1963 | F1 | Hale | 2.0 | 0 |
| Jul 19, 1963 | F1 | Jackson | 2.0 | 0 |
| Jul 25, 1963 | F1 | Kleberg | 2.0 | 0 |
| Jul 1, 1963 | F1 | Kennebec | 2.0 | 0 |
| Aug 13, 1963 | F1 | Abbeville | 2.0 | 0 |
| Aug 8, 1963 | F1 | Johnson | 2.0 | 0 |
| Sep 28, 1963 | F1 | Lexington | 2.0 | 0 |
| May 3, 1963 | F1 | Hamilton | 1.9 | 0 |
| Mar 26, 1963 | F1 | Mitchell, Colquitt | 1.5 | 0 |
| May 19, 1963 | F1 | Aroostook | 1.5 | 0 |
| Jun 4, 1963 | F1 | Lamb | 1.5 | 0 |
| Apr 28, 1963 | F1 | York | 1.3 | 0 |
| Jul 2, 1963 | F1 | Chautauqua | 1.3 | 0 |
| Jul 23, 1963 | F1 | Jefferson | 1.2 | 0 |
| Oct 31, 1963 | F1 | Wood | 1.0 | 0 |
| Nov 5, 1963 | F1 | Vermilion | 1.0 | 0 |
| Jan 20, 1963 | F1 | Jeff Davis | 1.0 | 0 |
| Mar 10, 1963 | F1 | McLennan | 1.0 | 0 |
| Apr 28, 1963 | F1 | Collin | 1.0 | 0 |
| Apr 30, 1963 | F1 | Barnwell | 1.0 | 0 |
| May 14, 1963 | F1 | Fillmore | 1.0 | 0 |
| May 26, 1963 | F1 | Blaine | 1.0 | 0 |
| May 31, 1963 | F1 | Hockley | 1.0 | 0 |
| Jun 28, 1963 | F1 | Brazoria | 1.0 | 0 |
| Jun 4, 1963 | F1 | Lamb | 1.0 | 0 |
| Jun 5, 1963 | F1 | Dodge | 1.0 | 0 |
| Jun 8, 1963 | F1 | Keya Paha | 1.0 | 0 |
| Jul 13, 1963 | F1 | Calloway | 1.0 | 0 |
| Jul 18, 1963 | F1 | Middlesex | 1.0 | 0 |
| Jul 18, 1963 | F1 | Sullivan | 1.0 | 0 |
| Jul 19, 1963 | F1 | Prince George's | 1.0 | 0 |
| Jul 1, 1963 | F1 | Somerset | 1.0 | 0 |
| Sep 11, 1963 | F1 | Cleveland | 1.0 | 0 |
| Sep 12, 1963 | F1 | Franklin | 1.0 | 0 |
| Mar 4, 1963 | F1 | Texas | 0.8 | 0 |
| May 27, 1963 | F1 | Delaware | 0.8 | 0 |
| Jun 8, 1963 | F1 | Hockley | 0.6 | 0 |
| Nov 19, 1963 | F1 | Montague | 0.5 | 0 |
| Nov 19, 1963 | F1 | Cooke | 0.5 | 0 |
| Mar 10, 1963 | F1 | Williamson | 0.5 | 0 |
| Apr 29, 1963 | F1 | Pemiscot | 0.5 | 0 |
| May 15, 1963 | F1 | Ray | 0.5 | 0 |
| May 22, 1963 | F1 | Cherokee | 0.5 | 0 |
| May 31, 1963 | F1 | Hockley | 0.5 | 0 |
| May 4, 1963 | F1 | Moniteau | 0.5 | 0 |
| Jul 13, 1963 | F1 | Swisher | 0.5 | 0 |
| Jul 14, 1963 | F1 | Buffalo | 0.5 | 0 |
| Jul 24, 1963 | F1 | Duval | 0.5 | 0 |
| Jul 28, 1963 | F1 | Kingfisher | 0.5 | 0 |
| Jul 29, 1963 | F1 | Grayson | 0.5 | 0 |
| Jul 2, 1963 | F1 | Tangipahoa | 0.5 | 0 |
| Jul 7, 1963 | F1 | Larimer | 0.5 | 0 |
| Sep 19, 1963 | F1 | Forest | 0.5 | 0 |
| Nov 19, 1963 | F1 | Carter | 0.3 | 0 |
| Feb 19, 1963 | F1 | Robeson | 0.3 | 0 |
| Mar 4, 1963 | F1 | Shelby | 0.3 | 0 |
| May 15, 1963 | F1 | Clinton | 0.3 | 0 |
| May 17, 1963 | F1 | Carteret | 0.3 | 0 |
| May 20, 1963 | F1 | Onslow | 0.3 | 0 |
| Jun 13, 1963 | F1 | Cumberland | 0.3 | 0 |
| Jun 29, 1963 | F1 | Franklin | 0.3 | 0 |
| Jul 1, 1963 | F1 | Wood, Franklin | 0.3 | 0 |
| Aug 20, 1963 | F1 | Orangeburg | 0.3 | 0 |
| Mar 4, 1963 | F1 | Barton | 0.2 | 0 |
| Apr 21, 1963 | F1 | Berks | 0.2 | 0 |
| Apr 22, 1963 | F1 | Holt | 0.2 | 0 |
| May 15, 1963 | F1 | Clay | 0.2 | 0 |
| May 15, 1963 | F1 | Dawes | 0.2 | 0 |
| May 20, 1963 | F1 | Glynn | 0.2 | 0 |
| Aug 12, 1963 | F1 | Madison | 0.2 | 0 |
| Oct 21, 1963 | F1 | Renville | 0.1 | 0 |
| Oct 29, 1963 | F1 | Lincoln | 0.1 | 0 |
| Oct 2, 1963 | F1 | Osceola | 0.1 | 0 |
| Nov 10, 1963 | F1 | Palm Beach | 0.1 | 0 |
| Nov 22, 1963 | F1 | Pawnee | 0.1 | 0 |
| Nov 8, 1963 | F1 | Goliad | 0.1 | 0 |
| Jan 20, 1963 | F1 | Onslow | 0.1 | 0 |
| Feb 19, 1963 | F1 | Brevard | 0.1 | 0 |
| Mar 11, 1963 | F1 | Walker | 0.1 | 0 |
| Mar 19, 1963 | F1 | Boone | 0.1 | 0 |
| Mar 28, 1963 | F1 | Honolulu | 0.1 | 0 |
| Mar 1, 1963 | F1 | Honolulu | 0.1 | 0 |
| Apr 19, 1963 | F1 | McCracken | 0.1 | 0 |
| Apr 19, 1963 | F1 | Hardin | 0.1 | 0 |
| Apr 19, 1963 | F1 | Marion | 0.1 | 0 |
| Apr 19, 1963 | F1 | Pulaski | 0.1 | 0 |
| Apr 19, 1963 | F1 | Pickaway | 0.1 | 0 |
| Apr 19, 1963 | F1 | Summit | 0.1 | 0 |
| Apr 19, 1963 | F1 | Summit | 0.1 | 0 |
| Apr 20, 1963 | F1 | Shelby | 0.1 | 0 |
| Apr 28, 1963 | F1 | Marshall | 0.1 | 0 |
| Apr 28, 1963 | F1 | Marshall | 0.1 | 0 |
| Apr 29, 1963 | F1 | Coahoma | 0.1 | 0 |
| Apr 29, 1963 | F1 | Allen | 0.1 | 0 |
| Apr 6, 1963 | F1 | Harrison | 0.1 | 0 |
| Apr 6, 1963 | F1 | Jackson | 0.1 | 0 |
| May 12, 1963 | F1 | Guthrie | 0.1 | 0 |
| May 26, 1963 | F1 | Payne | 0.1 | 0 |
| May 26, 1963 | F1 | Creek | 0.1 | 0 |
| May 26, 1963 | F1 | Oklahoma | 0.1 | 0 |
| May 27, 1963 | F1 | Preble | 0.1 | 0 |
| May 30, 1963 | F1 | Pinellas | 0.1 | 0 |
| May 4, 1963 | F1 | Franklin | 0.1 | 0 |
| Jun 10, 1963 | F1 | Tippecanoe | 0.1 | 0 |
| Jun 10, 1963 | F1 | Delaware | 0.1 | 0 |
| Jun 10, 1963 | F1 | Wayne | 0.1 | 0 |
| Jun 15, 1963 | F1 | Texas | 0.1 | 0 |
| Jun 16, 1963 | F1 | Caddo | 0.1 | 0 |
| Jun 22, 1963 | F1 | Kidder | 0.1 | 0 |
| Jun 23, 1963 | F1 | Franklin | 0.1 | 0 |
| Jun 4, 1963 | F1 | Hockley | 0.1 | 0 |
| Jun 5, 1963 | F1 | Kingman | 0.1 | 0 |
| Jun 5, 1963 | F1 | Licking | 0.1 | 0 |
| Jun 6, 1963 | F1 | Monroe | 0.1 | 0 |
| Jun 8, 1963 | F1 | Taylor | 0.1 | 0 |
| Jun 8, 1963 | F1 | Orange | 0.1 | 0 |
| Jul 11, 1963 | F1 | Palm Beach | 0.1 | 0 |
| Jul 11, 1963 | F1 | Kit Carson | 0.1 | 0 |
| Jul 11, 1963 | F1 | Roosevelt | 0.1 | 0 |
| Jul 14, 1963 | F1 | Grafton | 0.1 | 0 |
| Jul 19, 1963 | F1 | Montgomery | 0.1 | 0 |
| Jul 28, 1963 | F1 | Oklahoma | 0.1 | 0 |
| Jul 29, 1963 | F1 | Lake | 0.1 | 0 |
| Jul 1, 1963 | F1 | Lorain | 0.1 | 0 |
| Jul 7, 1963 | F1 | Volusia | 0.1 | 0 |
| Aug 22, 1963 | F1 | Pinellas | 0.1 | 0 |
| Aug 30, 1963 | F1 | Galveston | 0.1 | 0 |
| Aug 31, 1963 | F1 | Lea | 0.1 | 0 |
| Aug 1, 1963 | F1 | Martin | 0.1 | 0 |
| Aug 6, 1963 | F1 | Kingman | 0.1 | 0 |
| Aug 8, 1963 | F1 | Marion | 0.1 | 0 |
| Aug 9, 1963 | F1 | Volusia | 0.1 | 0 |
| Sep 11, 1963 | F1 | Labette | 0.1 | 0 |
| Sep 11, 1963 | F1 | Washita | 0.1 | 0 |
| Sep 12, 1963 | F1 | Union | 0.1 | 0 |
| Sep 12, 1963 | F1 | Fairfield | 0.1 | 0 |
| Sep 3, 1963 | F1 | Niagara | 0.1 | 0 |
| Sep 4, 1963 | F1 | Jefferson | 0.1 | 0 |
| Sep 5, 1963 | F1 | Shelby | 0.1 | 0 |
| Jul 15, 1963 | F0 | Somerset | 17.1 | 0 |
| Sep 2, 1963 | F0 | Ogle | 10.8 | 0 |
| Jun 11, 1963 | F0 | Onondaga | 5.2 | 0 |
| Jun 6, 1963 | F0 | Hughes | 4.9 | 0 |
| Jun 1, 1963 | F0 | Union | 4.5 | 0 |
| Jun 6, 1963 | F0 | Meade | 4.1 | 0 |
| Jun 20, 1963 | F0 | Arkansas | 2.5 | 0 |
| Jun 20, 1963 | F0 | Duval | 2.0 | 0 |
| Apr 28, 1963 | F0 | Seward | 1.5 | 0 |
| May 5, 1963 | F0 | Lamb | 1.5 | 0 |
| Jun 5, 1963 | F0 | Teton | 1.5 | 0 |
| Jun 8, 1963 | F0 | Lamb | 1.5 | 0 |
| Jul 28, 1963 | F0 | Florence | 1.5 | 0 |
| Oct 22, 1963 | F0 | Dawson | 1.0 | 0 |
| Oct 23, 1963 | F0 | Pecos | 1.0 | 0 |
| May 31, 1963 | F0 | Hockley | 1.0 | 0 |
| May 4, 1963 | F0 | Hutchinson | 1.0 | 0 |
| May 4, 1963 | F0 | Hockley | 1.0 | 0 |
| Jun 11, 1963 | F0 | Stephens | 1.0 | 0 |
| Jun 21, 1963 | F0 | Ouachita | 1.0 | 0 |
| Jun 21, 1963 | F0 | Richland | 1.0 | 0 |
| Jun 2, 1963 | F0 | Hale | 1.0 | 0 |
| Jun 2, 1963 | F0 | Hale | 1.0 | 0 |
| Jun 4, 1963 | F0 | Lamb | 1.0 | 0 |
| Sep 9, 1963 | F0 | San Patricio | 1.0 | 0 |
| Jun 2, 1963 | F0 | Floyd | 0.8 | 0 |
| Jul 11, 1963 | F0 | Hartley | 0.8 | 0 |
| Jun 22, 1963 | F0 | Harris | 0.7 | 0 |
| Jun 16, 1963 | F0 | Lamb | 0.6 | 0 |
| Oct 23, 1963 | F0 | Reeves | 0.5 | 0 |
| Nov 8, 1963 | F0 | Refugio | 0.5 | 0 |
| May 19, 1963 | F0 | Collin | 0.5 | 0 |
| May 27, 1963 | F0 | Dallas | 0.5 | 0 |
| May 29, 1963 | F0 | Dallas | 0.5 | 0 |
| May 29, 1963 | F0 | Hale | 0.5 | 0 |
| May 30, 1963 | F0 | Wichita | 0.5 | 0 |
| May 31, 1963 | F0 | Hockley | 0.5 | 0 |
| May 5, 1963 | F0 | Hockley | 0.5 | 0 |
| Jun 4, 1963 | F0 | Lamb | 0.5 | 0 |
| Jul 24, 1963 | F0 | Cascade | 0.5 | 0 |
| Jul 6, 1963 | F0 | Terry | 0.5 | 0 |
| Aug 13, 1963 | F0 | Limestone | 0.5 | 0 |
| Jun 4, 1963 | F0 | Lamb | 0.4 | 0 |
| Jul 16, 1963 | F0 | Beadle | 0.3 | 0 |
| Jul 21, 1963 | F0 | Hampden | 0.3 | 0 |
| Oct 21, 1963 | F0 | Meeker | 0.2 | 0 |
| Apr 17, 1963 | F0 | Shelby | 0.2 | 0 |
| Apr 29, 1963 | F0 | Madison | 0.2 | 0 |
| Jul 18, 1963 | F0 | Berkeley | 0.2 | 0 |
| Sep 5, 1963 | F0 | Dallas | 0.2 | 0 |
| Oct 20, 1963 | F0 | Barber | 0.1 | 0 |
| Oct 20, 1963 | F0 | Rice | 0.1 | 0 |
| Apr 19, 1963 | F0 | Lorain | 0.1 | 0 |
| Apr 24, 1963 | F0 | Coal | 0.1 | 0 |
| Apr 28, 1963 | F0 | Kendall | 0.1 | 0 |
| May 11, 1963 | F0 | Lamb | 0.1 | 0 |
| May 25, 1963 | F0 | Sedgwick | 0.1 | 0 |
| May 26, 1963 | F0 | Harvey, Reno | 0.1 | 0 |
| May 27, 1963 | F0 | Lamar | 0.1 | 0 |
| May 28, 1963 | F0 | San Juan | 0.1 | 0 |
| May 30, 1963 | F0 | Eddy | 0.1 | 0 |
| May 5, 1963 | F0 | Nolan | 0.1 | 0 |
| May 9, 1963 | F0 | Calhoun | 0.1 | 0 |
| Jun 10, 1963 | F0 | Whitley | 0.1 | 0 |
| Jun 10, 1963 | F0 | Porter | 0.1 | 0 |
| Jun 10, 1963 | F0 | Okfuskee | 0.1 | 0 |
| Jun 19, 1963 | F0 | Chaves | 0.1 | 0 |
| Jun 28, 1963 | F0 | Vanderburgh | 0.1 | 0 |
| Jun 2, 1963 | F0 | Ward | 0.1 | 0 |
| Jun 3, 1963 | F0 | Lawrence | 0.1 | 0 |
| Jun 3, 1963 | F0 | Miami-Dade | 0.1 | 0 |
| Jun 3, 1963 | F0 | Ward | 0.1 | 0 |
| Jun 4, 1963 | F0 | Hockley | 0.1 | 0 |
| Jun 4, 1963 | F0 | Lamb | 0.1 | 0 |
| Jun 5, 1963 | F0 | Miami-Dade | 0.1 | 0 |
| Jun 5, 1963 | F0 | Kingman | 0.1 | 0 |
| Jun 5, 1963 | F0 | Cherry | 0.1 | 0 |
| Jun 5, 1963 | F0 | Custer | 0.1 | 0 |
| Jun 6, 1963 | F0 | Meade | 0.1 | 0 |
| Jun 6, 1963 | F0 | Meade | 0.1 | 0 |
| Jun 6, 1963 | F0 | Meade | 0.1 | 0 |
| Jun 6, 1963 | F0 | Hyde | 0.1 | 0 |
| Jun 7, 1963 | F0 | White | 0.1 | 0 |
| Jun 8, 1963 | F0 | Lea | 0.1 | 0 |
| Jun 9, 1963 | F0 | Benson | 0.1 | 0 |
| Jun 9, 1963 | F0 | O'Brien | 0.1 | 0 |
| Jul 10, 1963 | F0 | Cochise | 0.1 | 0 |
| Jul 12, 1963 | F0 | Barton | 0.1 | 0 |
| Jul 17, 1963 | F0 | Barton, Rush | 0.1 | 0 |
| Jul 24, 1963 | F0 | Montgomery, Walker | 0.1 | 0 |
| Jul 1, 1963 | F0 | Somerset | 0.1 | 0 |
| Jul 3, 1963 | F0 | Chouteau | 0.1 | 0 |
| Jul 5, 1963 | F0 | Foster | 0.1 | 0 |
| Aug 30, 1963 | F0 | Valencia | 0.1 | 0 |
| Sep 12, 1963 | F0 | Franklin | 0.1 | 0 |
| Sep 1, 1963 | F0 | Rush | 0.1 | 0 |
| Sep 2, 1963 | F0 | Lane, Finney | 0.1 | 0 |
| Sep 3, 1963 | F0 | Thomas | 0.1 | 0 |
Tropical cyclones
Storms whose tracks came within 100 miles of a U.S. county.
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, strongest first.
| Jan 28, 1963 | 6.6 | near King Cove, Alaska Aleutians East AK |
| Jun 11, 1963 | 5.6 | near Ensenada, B.C., MX San Diego CA |
| Oct 23, 1963 | 5.5 | near P?hala, Hawaii Hawaii HI |
| Sep 14, 1963 | 5.4 | near Aromas, California San Benito CA |
| Sep 23, 1963 | 5.3 | near Hemet, CA Riverside CA |
| Jul 7, 1963 | 5.0 | near Nephi, Utah Juab UT |
Drought
On average 17% of lower-48 counties were in severe drought in 1963. The worst month was October 1963, with 35%.
Storm Prediction Center, National Hurricane Center HURDAT2, Monitoring Trends in Burn Severity, NOAA Storm Events Database, USGS Comprehensive Earthquake Catalog, NOAA nClimDiv Palmer Drought Severity Index. Damage is as reported at the time, not adjusted for inflation.
Drought · 1963
How the 1963 drought spread
Every county’s Palmer reading, month by month, from July 1962 to December 1963.