1966

585 tornadoes, 3 tropical cyclones near the U.S., 8 notable earthquakes. 32 tornadoes were rated F3/EF3 or stronger and tornadoes killed 98.

01

Tornadoes

585 recorded; 32 rated F3/EF3 or stronger.

1. Texas77
2. Iowa39
3. Missouri37
4. Mississippi36
5. Oklahoma36
6. Kansas35
7. South Dakota30
8. North Dakota29

Strongest and deadliest first

Tornadoes in 1966

Date	Rating	Where	Path, mi	Killed
Mar 3, 1966	F5	Neshoba, Kemper, Hinds	202.5	58
Jun 8, 1966	F5	Shawnee	21.1	16
Oct 14, 1966	F5	Wright	9.7	6
Apr 4, 1966	F4	Okeechobee, Pinellas, Hillsborough	135.8	11
Jun 8, 1966	F4	Leavenworth	19.9	1
Jun 11, 1966	F4	Crow Wing, Cass	72.8	0
Apr 27, 1966	F4	Johnston, Atoka	10.2	0
Jul 31, 1966	F3	McIntosh, McPherson	26.4	2
Oct 14, 1966	F3	Jasper	29.5	0
Apr 19, 1966	F3	Poweshiek, Tama, Benton	27.1	0
Apr 18, 1966	F3	Scott	23.8	0
Jun 8, 1966	F3	Riley	13.8	0
May 11, 1966	F3	Shawnee, Jefferson	9.9	0
Mar 28, 1966	F3	Colorado	9.3	0
Apr 27, 1966	F3	Pittsburg	8.0	0
Apr 19, 1966	F3	Johnson	7.7	0
Apr 11, 1966	F3	Wagoner	7.3	0
May 11, 1966	F3	Washington	5.4	0
Apr 12, 1966	F3	Grant	4.5	0
Sep 29, 1966	F3	Cuyahoga	4.5	0
Jun 12, 1966	F3	Denton	3.6	0
Nov 10, 1966	F3	Alcorn	3.3	0
Oct 14, 1966	F3	St. Charles	2.7	0
Feb 9, 1966	F3	Jackson	2.0	0
Apr 18, 1966	F3	Brazoria	2.0	0
Apr 19, 1966	F3	Scott	2.0	0
May 23, 1966	F3	Hunt	2.0	0
Dec 8, 1966	F3	Washington	1.3	0
Jun 16, 1966	F3	Buckingham	1.0	0
Nov 2, 1966	F3	Richmond	0.1	0
Jan 28, 1966	F3	St. Charles	0.1	0
Apr 25, 1966	F3	Karnes	0.1	0
Jun 9, 1966	F2	Cook	2.5	1
Jul 31, 1966	F2	Brown	2.3	1
Apr 4, 1966	F2	Pinellas, Hillsborough, Polk	123.3	0
Nov 2, 1966	F2	Harnett, Wake, Franklin	64.5	0
Jun 10, 1966	F2	Swisher	36.9	0
Aug 15, 1966	F2	Sauk, Columbia	34.2	0
Mar 21, 1966	F2	Walworth, Racine	33.1	0
Jun 6, 1966	F2	McCracken, Madison	18.5	0
May 23, 1966	F2	Zavala	16.0	0
Oct 14, 1966	F2	Camden	14.9	0
Oct 14, 1966	F2	Pulaski	13.7	0
Oct 14, 1966	F2	Polk	13.5	0
Jun 11, 1966	F2	Polk	12.2	0
Jun 2, 1966	F2	Sioux	11.5	0
Aug 11, 1966	F2	Litchfield, Berkshire, Hampden	10.7	0
May 22, 1966	F2	Saunders	10.6	0
Feb 8, 1966	F2	Stephens	10.5	0
Nov 7, 1966	F2	Los Angeles	10.3	0
Nov 10, 1966	F2	Lowndes, Montgomery	9.3	0
Aug 11, 1966	F2	Grafton	9.0	0
Jun 8, 1966	F2	Clay	8.9	0
Apr 19, 1966	F2	Vernon, Juneau	8.6	0
Jul 10, 1966	F2	Wadena, Todd	8.5	0
May 11, 1966	F2	Rogers	8.4	0
Oct 1, 1966	F2	Lee	8.2	0
Jun 8, 1966	F2	Leavenworth	8.2	0
Jul 10, 1966	F2	Jackson	7.9	0
Nov 10, 1966	F2	Baldwin	7.7	0
Oct 14, 1966	F2	Moniteau	7.6	0
Nov 10, 1966	F2	Cullman	7.6	0
Feb 13, 1966	F2	Oglethorpe	6.9	0
Apr 11, 1966	F2	Cherokee	6.5	0
Jul 5, 1966	F2	Hennepin	6.5	0
May 23, 1966	F2	Atchison, Nodaway	5.7	0
Aug 11, 1966	F2	Hampden, Hampshire	5.6	0
Jun 4, 1966	F2	Oconto	5.4	0
Oct 14, 1966	F2	Laclede	5.2	0
Oct 14, 1966	F2	Linn	5.0	0
Oct 14, 1966	F2	Miller	4.9	0
Oct 9, 1966	F2	Greene	4.9	0
May 23, 1966	F2	Muscatine	4.9	0
Jun 18, 1966	F2	Harris	4.9	0
Jun 4, 1966	F2	Oconto	4.9	0
Jun 4, 1966	F2	Oconto	4.7	0
Apr 19, 1966	F2	Bremer, Fayette	4.6	0
Aug 16, 1966	F2	Lycoming	4.5	0
May 23, 1966	F2	Dodge	4.3	0
Apr 26, 1966	F2	Holmes	4.1	0
May 23, 1966	F2	Des Moines	4.1	0
Jul 23, 1966	F2	Pennington	3.8	0
Nov 2, 1966	F2	Nottoway	3.6	0
Apr 27, 1966	F2	Hughes	3.6	0
Jul 22, 1966	F2	Campbell	3.6	0
Jul 8, 1966	F2	Lowndes	3.3	0
May 23, 1966	F2	Wood	3.0	0
Oct 14, 1966	F2	Freeborn	2.7	0
Oct 14, 1966	F2	Grundy	2.7	0
Apr 20, 1966	F2	Carroll	2.7	0
Jul 13, 1966	F2	Grant	2.7	0
May 15, 1966	F2	Wyandotte	2.5	0
Jun 5, 1966	F2	Kay	2.5	0
Oct 14, 1966	F2	Miller, Morgan	2.3	0
Apr 19, 1966	F2	Grundy	2.3	0
May 11, 1966	F2	Barton	2.3	0
Apr 19, 1966	F2	Bosque	2.0	0
May 10, 1966	F2	Lamb	2.0	0
May 11, 1966	F2	Tulsa	2.0	0
May 17, 1966	F2	Dallas	2.0	0
May 21, 1966	F2	Cottle	2.0	0
May 23, 1966	F2	Scott	2.0	0
May 23, 1966	F2	Callaway	2.0	0
Jun 11, 1966	F2	Boone	2.0	0
Jun 9, 1966	F2	Barry	2.0	0
Jul 10, 1966	F2	Polk	2.0	0
Jul 12, 1966	F2	Ottawa	2.0	0
Jul 25, 1966	F2	Powder River	2.0	0
Aug 12, 1966	F2	Sabine	2.0	0
Oct 14, 1966	F2	Taylor	1.5	0
May 28, 1966	F2	Castro	1.5	0
Aug 13, 1966	F2	Ohio	1.5	0
Oct 14, 1966	F2	Brown	1.0	0
Nov 10, 1966	F2	Hale	1.0	0
Nov 2, 1966	F2	Brunswick	1.0	0
Dec 8, 1966	F2	Texas	1.0	0
Feb 9, 1966	F2	West Carroll	1.0	0
Mar 14, 1966	F2	Columbia, Garfield	1.0	0
Apr 10, 1966	F2	Young	1.0	0
Apr 14, 1966	F2	Wharton	1.0	0
Apr 23, 1966	F2	Armstrong	1.0	0
May 16, 1966	F2	Worth	1.0	0
May 1, 1966	F2	Jackson	1.0	0
Jun 11, 1966	F2	Mitchell	1.0	0
Jun 14, 1966	F2	Gray	1.0	0
Jun 16, 1966	F2	Warren	1.0	0
Jun 4, 1966	F2	Gregory	1.0	0
Jul 9, 1966	F2	Osceola	1.0	0
Aug 11, 1966	F2	Windsor	1.0	0
Aug 31, 1966	F2	Worcester	1.0	0
Feb 28, 1966	F2	Montgomery	0.9	0
May 16, 1966	F2	Worth	0.9	0
Jul 2, 1966	F2	Teton	0.8	0
Jun 5, 1966	F2	Boone	0.7	0
Dec 10, 1966	F2	Stephens	0.5	0
Apr 19, 1966	F2	DuPage	0.5	0
Jul 9, 1966	F2	St. Joseph	0.5	0
Sep 28, 1966	F2	Alachua	0.5	0
Dec 8, 1966	F2	Audrain	0.3	0
Jun 14, 1966	F2	Wayne	0.3	0
Oct 10, 1966	F2	York	0.2	0
Nov 7, 1966	F2	Orange	0.2	0
Dec 8, 1966	F2	Phelps	0.2	0
Feb 10, 1966	F2	Jefferson Davis	0.2	0
Apr 13, 1966	F2	Florence	0.2	0
Aug 4, 1966	F2	Lee	0.2	0
Aug 6, 1966	F2	Barton	0.2	0
Oct 14, 1966	F2	Taylor	0.1	0
Nov 10, 1966	F2	Pontotoc	0.1	0
Nov 10, 1966	F2	Tishomingo	0.1	0
Nov 7, 1966	F2	Los Angeles	0.1	0
Dec 8, 1966	F2	Jasper	0.1	0
Dec 8, 1966	F2	Montgomery	0.1	0
Mar 21, 1966	F2	Whiteside	0.1	0
Mar 1, 1966	F2	Berkshire	0.1	0
Apr 20, 1966	F2	Mecosta	0.1	0
Apr 23, 1966	F2	Henderson	0.1	0
Apr 23, 1966	F2	Wood	0.1	0
Apr 27, 1966	F2	Jackson	0.1	0
May 10, 1966	F2	Hale	0.1	0
May 18, 1966	F2	Williamson	0.1	0
May 22, 1966	F2	Turner	0.1	0
May 23, 1966	F2	Dallas	0.1	0
Jun 15, 1966	F2	Grant, Blackford	0.1	0
Jun 22, 1966	F2	Custer	0.1	0
Jun 2, 1966	F2	Monroe	0.1	0
Jun 5, 1966	F2	Garfield	0.1	0
Jun 5, 1966	F2	Linn	0.1	0
Jun 9, 1966	F2	Cook	0.1	0
Jul 13, 1966	F2	Lake	0.1	0
Jul 26, 1966	F2	Faulk	0.1	0
Jul 31, 1966	F2	Dickey	0.1	0
Jul 3, 1966	F2	Taylor	0.1	0
Jul 6, 1966	F2	Hamilton	0.1	0
Jul 9, 1966	F2	Dubuque	0.1	0
Aug 23, 1966	F2	Seminole	0.1	0
Aug 5, 1966	F2	Ramsey	0.1	0
Apr 26, 1966	F1	Simpson	0.1	1
Jun 24, 1966	F1	Cavalier	0.1	1
Jun 24, 1966	F1	Clay, Norman, Mahnomen	49.8	0
May 22, 1966	F1	York	31.5	0
Aug 25, 1966	F1	Malheur	19.1	0
Apr 17, 1966	F1	Maverick	17.5	0
May 22, 1966	F1	Logan	15.8	0
Jul 10, 1966	F1	Waushara	15.5	0
May 11, 1966	F1	Marshall	15.0	0
Apr 27, 1966	F1	Harrison	10.5	0
Nov 10, 1966	F1	Arkansas, Monroe, Phillips	10.3	0
Aug 8, 1966	F1	Sheboygan	8.9	0
Apr 25, 1966	F1	Harrison	8.3	0
Apr 17, 1966	F1	McCulloch	7.7	0
Jun 15, 1966	F1	Carbon	7.7	0
Oct 4, 1966	F1	Putnam	7.6	0
May 18, 1966	F1	Williamson	7.1	0
Jul 8, 1966	F1	Glynn	6.6	0
Aug 14, 1966	F1	Kingsbury, Miner	6.6	0
Apr 17, 1966	F1	Ellis	6.5	0
Jul 5, 1966	F1	Anoka	6.1	0
Jun 24, 1966	F1	Brown, Day	5.9	0
Jun 5, 1966	F1	Garfield	5.7	0
Jun 25, 1966	F1	Haskell, Finney	5.6	0
Sep 4, 1966	F1	Grant	3.8	0
Oct 14, 1966	F1	Cole	3.3	0
May 16, 1966	F1	Muscogee	3.3	0
Oct 14, 1966	F1	Dallas	3.0	0
Dec 8, 1966	F1	Boone	2.5	0
Apr 19, 1966	F1	Daviess	2.5	0
Jun 29, 1966	F1	Marlboro	2.3	0
Jul 9, 1966	F1	Nobles	2.3	0
Dec 8, 1966	F1	St. Francois	2.0	0
Feb 10, 1966	F1	Orange	2.0	0
Feb 28, 1966	F1	Grady	2.0	0
Feb 28, 1966	F1	Colquitt	2.0	0
Mar 22, 1966	F1	Greene	2.0	0
Apr 10, 1966	F1	Archer	2.0	0
Apr 19, 1966	F1	Livingston	2.0	0
Apr 25, 1966	F1	Wood	2.0	0
Apr 29, 1966	F1	Eastland	2.0	0
Apr 29, 1966	F1	Nodaway	2.0	0
May 17, 1966	F1	Camden	2.0	0
May 23, 1966	F1	Hunt	2.0	0
May 23, 1966	F1	Fulton	2.0	0
Jun 10, 1966	F1	Swisher	2.0	0
Jun 11, 1966	F1	Story	2.0	0
Jun 22, 1966	F1	Meade	2.0	0
Jun 30, 1966	F1	DeKalb	2.0	0
Jul 10, 1966	F1	Union	2.0	0
Jul 10, 1966	F1	Pierce	2.0	0
Jul 9, 1966	F1	Polk	2.0	0
Aug 18, 1966	F1	Collingsworth	2.0	0
Aug 7, 1966	F1	Charleston	2.0	0
Sep 14, 1966	F1	Hood	2.0	0
May 18, 1966	F1	Williamson	1.9	0
May 18, 1966	F1	Williamson	1.9	0
Jun 11, 1966	F1	Mahnomen	1.9	0
Jul 9, 1966	F1	Jo Daviess	1.9	0
May 15, 1966	F1	Chariton	1.6	0
May 23, 1966	F1	Fannin	1.5	0
May 23, 1966	F1	Callaway	1.5	0
Jun 26, 1966	F1	Jones	1.5	0
Aug 30, 1966	F1	San Juan	1.5	0
Jun 5, 1966	F1	Grant	1.4	0
Sep 19, 1966	F1	Charleston	1.2	0
Feb 14, 1966	F1	Jefferson	1.0	0
Mar 21, 1966	F1	Keokuk	1.0	0
Mar 3, 1966	F1	Tensas	1.0	0
Apr 10, 1966	F1	Young	1.0	0
Apr 12, 1966	F1	Rutherford	1.0	0
Apr 23, 1966	F1	Beaver	1.0	0
Apr 23, 1966	F1	Wilbarger	1.0	0
May 11, 1966	F1	Delaware	1.0	0
May 11, 1966	F1	Miller	1.0	0
May 22, 1966	F1	Logan	1.0	0
Jun 14, 1966	F1	Moore	1.0	0
Jul 10, 1966	F1	Sawyer	1.0	0
Jul 10, 1966	F1	La Crosse	1.0	0
Jul 10, 1966	F1	La Crosse	1.0	0
Jul 10, 1966	F1	Waukesha	1.0	0
Jul 20, 1966	F1	Forrest	1.0	0
Jul 20, 1966	F1	Houston	1.0	0
Jul 23, 1966	F1	Haakon	1.0	0
Jul 28, 1966	F1	Cochise	1.0	0
Aug 13, 1966	F1	Hunt	1.0	0
Sep 17, 1966	F1	Potter	1.0	0
Sep 2, 1966	F1	Orange	1.0	0
May 28, 1966	F1	Hale	0.8	0
Jun 18, 1966	F1	San Miguel	0.8	0
Aug 30, 1966	F1	Palo Pinto	0.8	0
Dec 8, 1966	F1	Howell	0.6	0
Apr 29, 1966	F1	Union	0.6	0
Nov 7, 1966	F1	Orange	0.5	0
Feb 13, 1966	F1	Dougherty	0.5	0
Feb 13, 1966	F1	Yadkin	0.5	0
Feb 13, 1966	F1	Frederick	0.5	0
Feb 28, 1966	F1	Irwin	0.5	0
Feb 8, 1966	F1	Uvalde	0.5	0
Apr 19, 1966	F1	Kane	0.5	0
Apr 27, 1966	F1	Phelps	0.5	0
Apr 30, 1966	F1	Lee	0.5	0
Apr 30, 1966	F1	Lee	0.5	0
May 23, 1966	F1	Fannin	0.5	0
Jun 27, 1966	F1	Black Hawk	0.5	0
Jun 8, 1966	F1	Caddo	0.5	0
Jul 10, 1966	F1	Racine	0.5	0
Jul 28, 1966	F1	Houston	0.5	0
Sep 19, 1966	F1	Clarendon	0.5	0
Dec 26, 1966	F1	Santa Fe	0.3	0
Mar 4, 1966	F1	Bladen	0.3	0
Apr 1, 1966	F1	Livingston	0.3	0
May 23, 1966	F1	Ringgold	0.3	0
May 23, 1966	F1	Van Buren	0.3	0
Jun 18, 1966	F1	Roosevelt	0.3	0
Jun 28, 1966	F1	Frederick	0.3	0
Jun 6, 1966	F1	Pinellas	0.3	0
Jul 13, 1966	F1	Kennebec	0.3	0
Jul 1, 1966	F1	Irwin	0.3	0
May 11, 1966	F1	Ray	0.2	0
May 18, 1966	F1	Cape Girardeau	0.2	0
Jun 12, 1966	F1	Monroe	0.2	0
Jun 15, 1966	F1	Noble	0.2	0
Jun 30, 1966	F1	Adair	0.2	0
Jul 13, 1966	F1	Coos	0.2	0
Jul 19, 1966	F1	Hillsborough	0.2	0
Jul 3, 1966	F1	Vermilion	0.2	0
Jul 5, 1966	F1	Valencia	0.2	0
Aug 7, 1966	F1	Lea	0.2	0
Oct 14, 1966	F1	Allamakee	0.1	0
Oct 14, 1966	F1	Ringgold	0.1	0
Oct 14, 1966	F1	Linn	0.1	0
Oct 15, 1966	F1	Hamilton	0.1	0
Nov 10, 1966	F1	Warren	0.1	0
Nov 10, 1966	F1	Washington	0.1	0
Nov 10, 1966	F1	Madison	0.1	0
Nov 10, 1966	F1	Jefferson	0.1	0
Feb 13, 1966	F1	Greensville	0.1	0
Feb 13, 1966	F1	Halifax	0.1	0
Feb 9, 1966	F1	Caddo	0.1	0
Mar 3, 1966	F1	Jefferson	0.1	0
Apr 11, 1966	F1	Blaine	0.1	0
Apr 17, 1966	F1	Utah	0.1	0
Apr 18, 1966	F1	Crawford	0.1	0
Apr 19, 1966	F1	Bosque	0.1	0
Apr 20, 1966	F1	Kent	0.1	0
Apr 20, 1966	F1	Marshall	0.1	0
Apr 20, 1966	F1	Montgomery	0.1	0
Apr 25, 1966	F1	Marion	0.1	0
Apr 26, 1966	F1	Newton	0.1	0
Apr 26, 1966	F1	Simpson	0.1	0
Apr 26, 1966	F1	Smith	0.1	0
Apr 26, 1966	F1	Bennett	0.1	0
Apr 28, 1966	F1	Pasco	0.1	0
Apr 28, 1966	F1	Pinellas	0.1	0
Apr 30, 1966	F1	Wilson	0.1	0
Apr 5, 1966	F1	Rowan	0.1	0
May 10, 1966	F1	Scotts Bluff	0.1	0
May 10, 1966	F1	Scotts Bluff	0.1	0
May 10, 1966	F1	Hale	0.1	0
May 11, 1966	F1	Greenwood	0.1	0
May 11, 1966	F1	Labette	0.1	0
May 13, 1966	F1	White	0.1	0
May 15, 1966	F1	Creek	0.1	0
May 16, 1966	F1	Shelby	0.1	0
May 17, 1966	F1	Sebastian	0.1	0
May 19, 1966	F1	Kalamazoo	0.1	0
May 20, 1966	F1	McPherson	0.1	0
May 23, 1966	F1	Fannin	0.1	0
May 23, 1966	F1	Fannin	0.1	0
May 26, 1966	F1	Plaquemines	0.1	0
May 3, 1966	F1	Simpson	0.1	0
May 5, 1966	F1	Santa Rosa	0.1	0
May 6, 1966	F1	Simpson	0.1	0
Jun 11, 1966	F1	Marshall	0.1	0
Jun 12, 1966	F1	Douglas	0.1	0
Jun 15, 1966	F1	Seminole	0.1	0
Jun 16, 1966	F1	Trousdale	0.1	0
Jun 18, 1966	F1	Quay	0.1	0
Jun 22, 1966	F1	Meade	0.1	0
Jun 22, 1966	F1	Potter	0.1	0
Jun 22, 1966	F1	Potter	0.1	0
Jun 23, 1966	F1	Sherman	0.1	0
Jun 24, 1966	F1	Bowman	0.1	0
Jun 24, 1966	F1	Sheridan	0.1	0
Jun 24, 1966	F1	Benson	0.1	0
Jun 24, 1966	F1	Grant	0.1	0
Jun 24, 1966	F1	Wells	0.1	0
Jun 24, 1966	F1	Keya Paha	0.1	0
Jun 24, 1966	F1	Spink	0.1	0
Jun 27, 1966	F1	Fayette	0.1	0
Jun 27, 1966	F1	Fayette	0.1	0
Jun 28, 1966	F1	Washington	0.1	0
Jun 29, 1966	F1	Jones	0.1	0
Jun 5, 1966	F1	Gentry	0.1	0
Jun 7, 1966	F1	Ellis	0.1	0
Jun 8, 1966	F1	Miami-Dade	0.1	0
Jun 9, 1966	F1	Jackson	0.1	0
Jul 10, 1966	F1	Pope	0.1	0
Jul 10, 1966	F1	Morrison	0.1	0
Jul 10, 1966	F1	Dane	0.1	0
Jul 11, 1966	F1	Marion	0.1	0
Jul 11, 1966	F1	Morgan	0.1	0
Jul 12, 1966	F1	Adams	0.1	0
Jul 15, 1966	F1	Maury	0.1	0
Jul 17, 1966	F1	Beadle	0.1	0
Jul 18, 1966	F1	Otero	0.1	0
Jul 19, 1966	F1	Sunflower	0.1	0
Jul 25, 1966	F1	Steele	0.1	0
Jul 26, 1966	F1	Richland	0.1	0
Jul 26, 1966	F1	Rockingham	0.1	0
Jul 31, 1966	F1	Mercer	0.1	0
Jul 31, 1966	F1	Ransom	0.1	0
Jul 1, 1966	F1	McPherson	0.1	0
Jul 2, 1966	F1	Nobles	0.1	0
Jul 4, 1966	F1	Wadena	0.1	0
Jul 6, 1966	F1	Henderson	0.1	0
Jul 8, 1966	F1	McLean	0.1	0
Jul 9, 1966	F1	Porter	0.1	0
Aug 11, 1966	F1	Weston	0.1	0
Aug 11, 1966	F1	Preston	0.1	0
Aug 12, 1966	F1	Caddo	0.1	0
Aug 16, 1966	F1	Greene	0.1	0
Aug 18, 1966	F1	Greenbrier	0.1	0
Aug 21, 1966	F1	Eaton	0.1	0
Aug 31, 1966	F1	Chaves	0.1	0
Aug 5, 1966	F1	Ramsey	0.1	0
Aug 5, 1966	F1	Ramsey	0.1	0
Aug 5, 1966	F1	Ramsey	0.1	0
Aug 5, 1966	F1	Roseau	0.1	0
Aug 5, 1966	F1	Traill	0.1	0
Aug 7, 1966	F1	Stevens	0.1	0
Aug 9, 1966	F1	Gila	0.1	0
Sep 10, 1966	F1	Pasco	0.1	0
Sep 13, 1966	F1	Yuma	0.1	0
Sep 19, 1966	F1	Charleston	0.1	0
Sep 21, 1966	F1	Alachua	0.1	0
Sep 28, 1966	F1	Manatee	0.1	0
Sep 28, 1966	F1	Clay	0.1	0
Feb 28, 1966	F0	Ware, Pierce, Wayne	26.2	0
Jul 22, 1966	F0	Meade	9.0	0
Jun 8, 1966	F0	Miami-Dade	4.9	0
Apr 20, 1966	F0	Jefferson	4.3	0
Jun 5, 1966	F0	Garfield	4.3	0
Jun 5, 1966	F0	Garfield	3.8	0
Jul 3, 1966	F0	St. Croix	3.0	0
Aug 9, 1966	F0	Hutchinson	2.7	0
Apr 30, 1966	F0	Howard	2.0	0
May 23, 1966	F0	Hunt	2.0	0
Jun 10, 1966	F0	Swisher	2.0	0
Jun 17, 1966	F0	Hale	2.0	0
Jun 25, 1966	F0	Dallam	2.0	0
Jul 25, 1966	F0	Door	2.0	0
Jul 4, 1966	F0	Montgomery	2.0	0
Jul 9, 1966	F0	Porter	2.0	0
May 23, 1966	F0	Fannin	1.5	0
Jul 19, 1966	F0	Lipscomb	1.5	0
May 19, 1966	F0	Acadia	1.3	0
Apr 17, 1966	F0	Ellis	1.0	0
May 10, 1966	F0	Lea	1.0	0
Jun 16, 1966	F0	Hale	1.0	0
Jun 17, 1966	F0	Hutchinson	1.0	0
Jun 17, 1966	F0	Lamb	1.0	0
Jun 17, 1966	F0	Hockley	1.0	0
Jun 19, 1966	F0	Lincoln	1.0	0
Jun 20, 1966	F0	Dallam	1.0	0
Jun 9, 1966	F0	Erie	1.0	0
Jul 10, 1966	F0	Floyd	1.0	0
Jul 19, 1966	F0	Lipscomb	1.0	0
Aug 18, 1966	F0	Collingsworth	1.0	0
Aug 20, 1966	F0	Cloud	1.0	0
Aug 31, 1966	F0	Worcester	1.0	0
Aug 6, 1966	F0	Hale	1.0	0
Aug 9, 1966	F0	Hartley	1.0	0
Sep 2, 1966	F0	Ottawa	1.0	0
Feb 8, 1966	F0	Cooke	0.8	0
Jun 17, 1966	F0	Terry	0.8	0
Sep 7, 1966	F0	Doña Ana	0.7	0
Apr 14, 1966	F0	Austin	0.5	0
Jul 30, 1966	F0	Chatham	0.5	0
Aug 12, 1966	F0	Chattahoochee	0.5	0
May 17, 1966	F0	Cleveland	0.4	0
May 23, 1966	F0	Fannin	0.4	0
Feb 28, 1966	F0	Chesterfield	0.3	0
Jun 23, 1966	F0	Washington	0.3	0
Aug 9, 1966	F0	Macoupin	0.3	0
Sep 19, 1966	F0	Dorchester	0.3	0
Oct 14, 1966	F0	Fayette	0.1	0
Oct 20, 1966	F0	Clatsop	0.1	0
Oct 4, 1966	F0	Putnam	0.1	0
Feb 14, 1966	F0	Scott	0.1	0
Feb 14, 1966	F0	Scott	0.1	0
Feb 14, 1966	F0	Rankin	0.1	0
Feb 14, 1966	F0	Copiah	0.1	0
Feb 14, 1966	F0	Copiah	0.1	0
Feb 14, 1966	F0	Lincoln	0.1	0
Feb 14, 1966	F0	Lincoln	0.1	0
Mar 14, 1966	F0	Jones	0.1	0
Apr 11, 1966	F0	Denver	0.1	0
Apr 13, 1966	F0	Lincoln	0.1	0
Apr 13, 1966	F0	Charleston	0.1	0
Apr 16, 1966	F0	Todd	0.1	0
Apr 17, 1966	F0	Bexar	0.1	0
Apr 20, 1966	F0	Starke	0.1	0
Apr 23, 1966	F0	Hunt	0.1	0
Apr 26, 1966	F0	Smith	0.1	0
Apr 26, 1966	F0	Jefferson	0.1	0
May 11, 1966	F0	Pottawatomie	0.1	0
May 11, 1966	F0	Greenwood	0.1	0
May 11, 1966	F0	Barton	0.1	0
May 11, 1966	F0	Phelps	0.1	0
May 15, 1966	F0	Lincoln	0.1	0
May 16, 1966	F0	Grant	0.1	0
May 16, 1966	F0	Sumner	0.1	0
May 16, 1966	F0	Kay	0.1	0
May 17, 1966	F0	Weld	0.1	0
May 17, 1966	F0	Creek	0.1	0
May 17, 1966	F0	Creek	0.1	0
May 17, 1966	F0	Okfuskee	0.1	0
May 18, 1966	F0	Fulton	0.1	0
May 20, 1966	F0	Harvey	0.1	0
May 20, 1966	F0	Harvey	0.1	0
May 20, 1966	F0	McPherson	0.1	0
May 22, 1966	F0	Burt	0.1	0
May 22, 1966	F0	Clay	0.1	0
May 23, 1966	F0	Howard	0.1	0
May 23, 1966	F0	Stutsman	0.1	0
May 26, 1966	F0	Santa Fe	0.1	0
May 26, 1966	F0	Roosevelt	0.1	0
May 26, 1966	F0	Lea	0.1	0
May 26, 1966	F0	Lea	0.1	0
May 2, 1966	F0	Santa Rosa	0.1	0
May 9, 1966	F0	Emery	0.1	0
Jun 12, 1966	F0	Clay	0.1	0
Jun 15, 1966	F0	Barnes	0.1	0
Jun 15, 1966	F0	Sumner	0.1	0
Jun 15, 1966	F0	Sumner	0.1	0
Jun 15, 1966	F0	Delaware	0.1	0
Jun 18, 1966	F0	Indian River	0.1	0
Jun 20, 1966	F0	Williams	0.1	0
Jun 21, 1966	F0	Collier	0.1	0
Jun 21, 1966	F0	Day	0.1	0
Jun 22, 1966	F0	Todd	0.1	0
Jun 22, 1966	F0	Brule	0.1	0
Jun 23, 1966	F0	Norton	0.1	0
Jun 24, 1966	F0	Sioux	0.1	0
Jun 25, 1966	F0	Olmsted	0.1	0
Jun 26, 1966	F0	Clay	0.1	0
Jun 3, 1966	F0	Aurora	0.1	0
Jun 3, 1966	F0	Yankton	0.1	0
Jun 4, 1966	F0	Logan	0.1	0
Jun 4, 1966	F0	Morrill	0.1	0
Jun 5, 1966	F0	Madison	0.1	0
Jun 5, 1966	F0	Pipestone	0.1	0
Jun 5, 1966	F0	Blaine	0.1	0
Jun 7, 1966	F0	Wallace	0.1	0
Jun 7, 1966	F0	McPherson	0.1	0
Jun 7, 1966	F0	Stoddard	0.1	0
Jun 7, 1966	F0	Ellis	0.1	0
Jun 8, 1966	F0	Rice	0.1	0
Jun 8, 1966	F0	Washita	0.1	0
Jun 8, 1966	F0	Caddo	0.1	0
Jun 9, 1966	F0	Cook	0.1	0
Jun 9, 1966	F0	Jackson	0.1	0
Jul 10, 1966	F0	Chisago	0.1	0
Jul 12, 1966	F0	Ziebach	0.1	0
Jul 21, 1966	F0	Adams, Arapahoe	0.1	0
Jul 22, 1966	F0	San Bernardino	0.1	0
Jul 23, 1966	F0	Cleveland	0.1	0
Jul 23, 1966	F0	Cass	0.1	0
Jul 23, 1966	F0	Becker	0.1	0
Jul 24, 1966	F0	Corson	0.1	0
Jul 25, 1966	F0	Spink	0.1	0
Jul 26, 1966	F0	Dallas	0.1	0
Jul 26, 1966	F0	Washington	0.1	0
Jul 28, 1966	F0	Cherokee	0.1	0
Jul 28, 1966	F0	Pocahontas	0.1	0
Jul 28, 1966	F0	Campbell	0.1	0
Jul 30, 1966	F0	Coconino	0.1	0
Jul 31, 1966	F0	Sioux	0.1	0
Jul 31, 1966	F0	Emmons	0.1	0
Jul 31, 1966	F0	Emmons	0.1	0
Jul 4, 1966	F0	Pope	0.1	0
Jul 4, 1966	F0	Todd	0.1	0
Jul 5, 1966	F0	Elkhart	0.1	0
Jul 5, 1966	F0	Todd	0.1	0
Jul 6, 1966	F0	Kimball	0.1	0
Jul 6, 1966	F0	Hamilton	0.1	0
Jul 7, 1966	F0	Lafourche	0.1	0
Aug 11, 1966	F0	Elbert	0.1	0
Aug 12, 1966	F0	Russell	0.1	0
Aug 15, 1966	F0	Manatee	0.1	0
Aug 15, 1966	F0	Mason	0.1	0
Aug 21, 1966	F0	Lee	0.1	0
Aug 22, 1966	F0	Eddy	0.1	0
Aug 22, 1966	F0	Eddy	0.1	0
Aug 28, 1966	F0	Pinellas	0.1	0
Aug 31, 1966	F0	Cochise	0.1	0
Aug 2, 1966	F0	Custer	0.1	0
Aug 6, 1966	F0	Dickinson	0.1	0
Aug 7, 1966	F0	Arapahoe	0.1	0
Aug 9, 1966	F0	Baca	0.1	0
Aug 9, 1966	F0	Otter Tail	0.1	0
Sep 15, 1966	F0	Cameron	0.1	0
Sep 2, 1966	F0	Haskell	0.1	0
Sep 4, 1966	F0	Garfield	0.1	0
Sep 5, 1966	F0	Pinellas	0.1	0
Sep 7, 1966	F0	Brevard	0.1	0

Show all 585 rows

02

Tropical cyclones

Storms whose tracks came within 100 miles of a U.S. county.

Tropical cyclones near the U.S. in 1966

Storm	Peak	Counties ≤50 mi	States
Alma	Category 3	80	FL, GA, NC, SC
Unnamed	Tropical storm	21	FL
Inez	Category 5	2	FL

03

Earthquakes

Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, strongest first.

Notable earthquakes of 1966

Date	Magnitude	Where	Depth, mi
Jul 4, 1966	6.8	near Adak, Alaska Aleutians West AK	10.9
Aug 16, 1966	5.9	near Caliente, Nevada Lincoln NV	6.2
Sep 12, 1966	5.9	near Truckee, California Nevada CA	6.2
Jun 27, 1966	5.5	Parkfield, California Monterey CA	3.7
Sep 22, 1966	5.3	near Caliente, Nevada Lincoln NV	20.5
Mar 17, 1966	5.2	near North Logan, Utah Cache UT	6.2
Aug 18, 1966	5.2	near Caliente, Nevada Lincoln NV	20.5
Jan 22, 1966	5.1	near Lumberton, New Mexico Rio Arriba NM	6.2

04

Drought

On average 10% of lower-48 counties were in severe drought in 1966. The worst month was July 1966, with 14%.

Every year since 1895 on the drought page

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.