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1978

789 tornadoes, 3 tropical cyclones near the U.S., 6 notable earthquakes. 33 tornadoes were rated F3/EF3 or stronger and tornadoes killed 53.

Tornadoes

789 recorded; 33 rated F3/EF3 or stronger.

Tornadoes by month, 1978 Jan: 23 Feb: 7 Mar: 17 Apr: 107 May: 213 213 Jun: 148 Jul: 143 Aug: 65 Sep: 20 Oct: 7 Nov: 9 Dec: 30 JanFebMarAprMayJunJulAugSepOctNovDec
  1. Texas137
  2. Florida91
  3. Arkansas45
  4. Nebraska42
  5. North Dakota35
  6. South Dakota28
  7. Kansas27
  8. Minnesota25

Strongest and deadliest first

Tornadoes in 1978
Jul 4, 1978F4Grant26.05
Apr 18, 1978F4Lawrence, Jefferson Davis19.14
Dec 3, 1978F4Bossier6.22
Apr 7, 1978F4Hamilton, Polk31.20
Apr 30, 1978F4Canadian, Oklahoma9.30
Apr 7, 1978F4Polk, Butler8.00
Apr 17, 1978F4Washington3.60
Sep 16, 1978F3Marshall, Jasper, Poweshiek31.86
May 31, 1978F3Pottawatomie, Jackson37.03
May 4, 1978F3Pinellas1.53
Dec 3, 1978F3Webster, Claiborne, Union60.02
Jan 7, 1978F3Woodruff, St. Francis, Cross39.61
Jan 26, 1978F3Prince William0.71
Dec 3, 1978F3Bossier, Webster, Claiborne61.10
Jul 20, 1978F3Sioux, Box Butte53.20
Apr 19, 1978F3Sussex, Surry35.60
May 5, 1978F3Hunt, Van Zandt29.90
Jun 25, 1978F3Tippecanoe, Clinton27.40
Sep 11, 1978F3Frontier, Dawson22.50
Apr 17, 1978F3Claiborne18.50
May 23, 1978F3Campbell14.50
Apr 30, 1978F3Lipscomb14.40
Apr 18, 1978F3Monroe10.50
May 12, 1978F3Trigg, Christian9.50
Jul 26, 1978F3Sangamon8.90
Jul 5, 1978F3Sioux8.00
Oct 12, 1978F3Columbiana7.30
May 11, 1978F3Hill7.20
Aug 15, 1978F3Mercer, Rock Island6.40
Apr 17, 1978F3Hinds4.50
May 25, 1978F3Morton2.50
Feb 9, 1978F3Orange2.00
Jun 25, 1978F3Marion1.00
Jul 5, 1978F2Norman, Mahnomen, Polk57.54
Dec 3, 1978F2Union6.41
Jul 31, 1978F2Dare0.21
Apr 17, 1978F2Monroe, Pulaski, Lonoke53.80
May 7, 1978F2Webster, Claiborne, Union44.90
May 4, 1978F2Clarendon, Williamsburg41.20
Apr 17, 1978F2Amite, Lincoln, Copiah34.60
May 12, 1978F2Macoupin, Montgomery34.10
May 12, 1978F2Coahoma, Quitman, Panola33.40
May 30, 1978F2Finney, Gray, Ford31.90
Aug 31, 1978F2Kimball, Banner, Morrill25.90
Dec 3, 1978F2Ouachita, Dallas25.20
Aug 31, 1978F2Banner20.90
Jul 5, 1978F2Plymouth20.80
Aug 28, 1978F2Adams, York, Frederick20.00
May 7, 1978F2West Carroll19.70
May 12, 1978F2Pulaski, Phelps19.50
Jan 8, 1978F2Orange, Seminole19.30
Dec 3, 1978F2Lincoln, Desha18.60
Jun 17, 1978F2Dodge16.50
Jun 25, 1978F2Livingston16.40
May 12, 1978F2Trigg15.80
Jul 6, 1978F2Lyon14.20
May 1, 1978F2Muscogee, Russell13.20
May 4, 1978F2Alachua12.80
May 7, 1978F2Pope12.30
Apr 17, 1978F2Kay12.20
May 12, 1978F2Stone12.10
Jul 5, 1978F2Sioux11.90
Apr 19, 1978F2Duplin11.60
Apr 5, 1978F2Comanche, Stephens11.50
May 11, 1978F2Miami11.50
Jun 25, 1978F2Sheridan11.10
Apr 5, 1978F2Adams, Clay11.00
Apr 17, 1978F2Kay10.70
Jan 8, 1978F2Hillsborough10.00
Apr 17, 1978F2Ashley9.10
Apr 17, 1978F2Kay9.00
Apr 30, 1978F2Ochiltree8.60
Apr 10, 1978F2Tippecanoe8.00
Apr 17, 1978F2Kay7.80
May 12, 1978F2Macon7.60
May 8, 1978F2Clayton, DeKalb7.20
Jun 27, 1978F2Calvert6.90
Apr 18, 1978F2Lawrence6.80
Apr 19, 1978F2Marion5.60
Apr 17, 1978F2Caddo5.40
Aug 30, 1978F2Powell5.20
Jul 28, 1978F2Niobrara5.00
Jul 4, 1978F2Big Horn5.00
Aug 13, 1978F2Craighead4.50
Jul 6, 1978F2Jefferson, Gage4.40
Apr 18, 1978F2Polk4.10
May 23, 1978F2Osage4.10
May 11, 1978F2Kay3.80
May 30, 1978F2Fillmore3.80
Apr 19, 1978F2Onslow3.30
Aug 28, 1978F2Snyder, Northumberland3.30
Apr 30, 1978F2Ellis3.00
Jan 8, 1978F2Orange2.00
Apr 30, 1978F2Johnson2.00
Apr 5, 1978F2Stephens2.00
Apr 8, 1978F2Lubbock2.00
Apr 8, 1978F2Hale2.00
May 1, 1978F2Dallas2.00
Jun 4, 1978F2Guadalupe2.00
Aug 15, 1978F2McHenry2.00
Aug 19, 1978F2Shiawassee2.00
Aug 29, 1978F2Shelby2.00
Feb 7, 1978F2Sacramento1.90
Apr 7, 1978F2Bonneville1.50
Jul 31, 1978F2Frederick1.50
Dec 3, 1978F2Lee1.00
Apr 19, 1978F2Alachua1.00
Jun 20, 1978F2Charles1.00
Jul 20, 1978F2Natrona1.00
Jul 28, 1978F2Goshen1.00
Jun 25, 1978F2LaSalle0.90
Dec 1, 1978F2Pasco0.80
Dec 3, 1978F2Phillips0.80
Jun 3, 1978F2Bertie0.80
Jun 7, 1978F2Guernsey0.80
Jul 31, 1978F2Howard0.80
Aug 15, 1978F2Oceana0.80
Apr 19, 1978F2Jones0.70
Jun 26, 1978F2Poweshiek0.70
Jul 15, 1978F2De Soto0.70
Dec 1, 1978F2Pasco0.60
May 17, 1978F2Adams0.50
May 26, 1978F2Grand Forks0.50
Jul 28, 1978F2Williamson0.50
Jul 11, 1978F2Park0.40
May 26, 1978F2Dunn0.30
Jul 10, 1978F2Huerfano0.30
Apr 7, 1978F2Webster0.20
May 29, 1978F2Harris0.20
Jun 19, 1978F2Rappahannock0.20
Apr 18, 1978F2Coosa0.10
Apr 30, 1978F2Bosque0.10
Jun 15, 1978F2Brown0.10
Jun 24, 1978F2Sanborn0.10
Jun 26, 1978F2Red Lake0.10
Jun 7, 1978F2Trumbull0.10
Jul 17, 1978F2Pend Oreille0.10
Jul 25, 1978F2Orangeburg0.10
Jul 3, 1978F2Taylor0.10
Jun 17, 1978F1Osage7.316
Aug 29, 1978F1Copiah21.31
Jun 25, 1978F1Will, Kankakee1.31
Jul 23, 1978F1Clarion0.11
Apr 18, 1978F1Smith, Jasper, Clarke45.80
May 8, 1978F1Columbia, Richmond, Edgefield38.60
Jan 7, 1978F1Grant, Jefferson, Pulaski35.00
Apr 8, 1978F1Red Willow, Frontier27.40
Dec 3, 1978F1Arkansas25.30
Jun 26, 1978F1Baca, Stanton, Morton22.90
Jun 20, 1978F1Walworth, Racine20.30
Apr 22, 1978F1Wharton, Fort Bend19.00
Jul 28, 1978F1Aitkin18.00
May 8, 1978F1Jasper, Morgan15.80
Aug 14, 1978F1Stearns15.00
Aug 14, 1978F1Stearns15.00
May 12, 1978F1Pontotoc, Lee14.50
Aug 14, 1978F1St. Louis14.50
May 12, 1978F1Letcher14.40
Aug 17, 1978F1Beltrami13.50
Apr 19, 1978F1Robeson13.40
Apr 18, 1978F1Colquitt, Cook13.30
Aug 25, 1978F1Bottineau13.30
Jun 8, 1978F1Turner12.80
May 11, 1978F1Gregg12.10
Apr 30, 1978F1Johnson, Tarrant11.30
Jun 20, 1978F1Pawnee11.30
Jul 5, 1978F1Trempealeau11.10
Apr 19, 1978F1Madison, Delaware9.50
May 8, 1978F1Worth, Tift9.50
Sep 14, 1978F1Vernon, Sabine9.30
Jul 14, 1978F1Palo Alto, Kossuth9.00
Jul 14, 1978F1Palo Alto, Kossuth9.00
Jul 24, 1978F1Cavalier8.60
Jul 12, 1978F1Meeker8.50
Dec 3, 1978F1Calhoun8.40
Jul 2, 1978F1Tippecanoe8.30
Apr 22, 1978F1Parker, Tarrant8.20
May 12, 1978F1Marshall8.00
Sep 14, 1978F1Pike7.20
Apr 22, 1978F1Pulaski, Lonoke7.00
Jun 6, 1978F1Harris7.00
Jul 4, 1978F1Howard6.90
Dec 31, 1978F1Lauderdale6.50
Apr 5, 1978F1Kiowa6.20
Apr 18, 1978F1Cook6.10
May 8, 1978F1Newton6.10
Apr 30, 1978F1San Saba5.90
Apr 30, 1978F1Mills5.90
Jul 4, 1978F1Pierce5.90
Apr 30, 1978F1Canadian5.70
Jun 27, 1978F1Lincoln5.70
Jun 27, 1978F1Lewis5.70
Apr 8, 1978F1Floyd5.60
Aug 26, 1978F1Bowman5.60
Mar 23, 1978F1Sevier5.10
Jul 14, 1978F1Emmet5.00
Jul 1, 1978F1Lee5.00
Apr 8, 1978F1Floyd4.90
May 7, 1978F1Webster4.90
Sep 13, 1978F1Pawnee4.90
May 12, 1978F1Jefferson4.50
May 12, 1978F1Caddo4.00
Jun 19, 1978F1Fillmore4.00
Dec 3, 1978F1Jefferson3.80
Jun 27, 1978F1Putnam3.80
May 12, 1978F1Polk3.60
May 12, 1978F1Morgan3.60
Jun 24, 1978F1Iredell3.60
Jun 27, 1978F1Fulton3.60
Jan 7, 1978F1Tipton3.00
May 12, 1978F1Benton3.00
May 22, 1978F1Campbell3.00
Jul 22, 1978F1Mobile3.00
Dec 8, 1978F1Tuscaloosa2.50
Mar 4, 1978F1Stanislaus2.50
Jul 5, 1978F1Putnam2.50
Jul 1, 1978F1Franklin, Adams2.30
Aug 15, 1978F1Leelanau2.30
Jan 7, 1978F1Ouachita2.00
Apr 30, 1978F1Canadian2.00
Apr 1, 1978F1Caddo2.00
Apr 6, 1978F1Morgan2.00
Apr 7, 1978F1Butler2.00
Apr 8, 1978F1Floyd2.00
May 12, 1978F1Hempstead2.00
May 26, 1978F1Reeves2.00
May 26, 1978F1Hitchcock2.00
May 6, 1978F1Grant2.00
May 8, 1978F1Murray2.00
Jun 30, 1978F1Wood2.00
Jun 7, 1978F1Lee2.00
Jun 8, 1978F1Harris2.00
Aug 14, 1978F1Morrison2.00
Aug 28, 1978F1Berks2.00
May 20, 1978F1Allegan1.90
Jun 27, 1978F1Yates1.90
Aug 19, 1978F1Bonner1.90
Feb 12, 1978F1Jefferson1.80
Mar 1, 1978F1Stanislaus1.50
Mar 4, 1978F1Butte1.50
May 12, 1978F1Pike1.50
May 18, 1978F1Foard1.50
Jun 12, 1978F1Pierce1.50
Jun 21, 1978F1Canadian1.50
Jun 8, 1978F1Lee1.50
Jul 24, 1978F1Polk1.50
Aug 16, 1978F1Cheboygan1.50
Aug 16, 1978F1Kalamazoo1.50
May 9, 1978F1Warren1.20
Oct 5, 1978F1LaGrange1.00
Nov 26, 1978F1Angelina1.00
Dec 3, 1978F1Tunica1.00
Dec 8, 1978F1Pickens1.00
Dec 8, 1978F1Walker1.00
Jan 19, 1978F1Sarasota1.00
Jan 7, 1978F1Hardin1.00
Mar 4, 1978F1Merced1.00
Apr 10, 1978F1Allen1.00
Apr 18, 1978F1Lake1.00
Apr 19, 1978F1Lake1.00
May 11, 1978F1Osage1.00
May 11, 1978F1Smith1.00
May 12, 1978F1Daviess1.00
May 26, 1978F1Dundy1.00
May 27, 1978F1Keith1.00
May 30, 1978F1Saline1.00
May 30, 1978F1Thayer1.00
Jun 14, 1978F1Kossuth1.00
Jun 17, 1978F1Berrien1.00
Jun 17, 1978F1Berrien1.00
Jun 24, 1978F1Screven1.00
Jun 27, 1978F1Perry1.00
Jun 7, 1978F1Summit1.00
Jul 19, 1978F1Itasca1.00
Jul 25, 1978F1Orangeburg1.00
Jul 28, 1978F1Live Oak1.00
Jul 31, 1978F1Sweetwater1.00
Jul 3, 1978F1Cascade1.00
Jul 3, 1978F1Cascade1.00
Jul 3, 1978F1Cascade1.00
Jul 5, 1978F1Orange1.00
Jul 5, 1978F1Buena Vista1.00
Jul 5, 1978F1Sac1.00
Jul 6, 1978F1Gage1.00
Jul 7, 1978F1Grundy1.00
Aug 27, 1978F1Cass1.00
Aug 31, 1978F1Laramie1.00
Aug 7, 1978F1Dutchess1.00
Sep 11, 1978F1Stark1.00
Sep 16, 1978F1Mahaska1.00
Nov 26, 1978F1De Soto0.80
Dec 18, 1978F1San Diego0.80
Apr 18, 1978F1Montgomery0.70
Apr 5, 1978F1Rock0.70
May 30, 1978F1Thayer0.70
Jun 21, 1978F1Brown0.70
Jul 10, 1978F1Columbia0.70
May 4, 1978F1Kershaw0.60
Oct 5, 1978F1Macomb0.50
Nov 17, 1978F1Cass0.50
Nov 26, 1978F1Vernon0.50
Dec 24, 1978F1Gulf0.50
Jan 19, 1978F1Seminole0.50
Jan 8, 1978F1Rowan0.50
Mar 31, 1978F1San Joaquin0.50
Apr 10, 1978F1Madison0.50
Apr 18, 1978F1White0.50
Apr 18, 1978F1Volusia0.50
Apr 23, 1978F1Tippecanoe0.50
Apr 4, 1978F1Briscoe0.50
Apr 4, 1978F1Crosby0.50
Apr 7, 1978F1Webster0.50
Apr 8, 1978F1Washington0.50
May 12, 1978F1St. Louis0.50
May 17, 1978F1Boulder0.50
May 17, 1978F1Kiowa0.50
May 23, 1978F1Jackson0.50
May 23, 1978F1Jennings0.50
May 27, 1978F1Crowley0.50
May 4, 1978F1Highlands0.50
Jun 12, 1978F1Clermont0.50
Jun 18, 1978F1Trumbull0.50
Jun 19, 1978F1Gage0.50
Jun 25, 1978F1Will0.50
Jun 7, 1978F1Philadelphia0.50
Jun 7, 1978F1Tuscarawas0.50
Jun 7, 1978F1Highland0.50
Jul 21, 1978F1Jefferson0.50
Jul 29, 1978F1Jackson0.50
Jul 1, 1978F1Bartholomew0.50
Jul 2, 1978F1Lonoke0.50
Aug 15, 1978F1Iron0.50
Aug 16, 1978F1Chippewa0.50
Aug 19, 1978F1St. Clair0.50
Aug 28, 1978F1Montgomery0.50
Aug 1, 1978F1Douglas0.50
Aug 1, 1978F1Chatham0.50
Sep 16, 1978F1Mahaska0.50
Nov 8, 1978F1Broward0.40
Dec 24, 1978F1Sarasota0.40
Dec 5, 1978F1Pasco0.40
Dec 24, 1978F1Orange0.30
Dec 24, 1978F1Orange0.30
Apr 18, 1978F1Clay0.30
Apr 18, 1978F1Nassau0.30
May 25, 1978F1McHenry0.30
May 27, 1978F1Tillman0.30
May 29, 1978F1Houston0.30
May 3, 1978F1Covington0.30
Jun 15, 1978F1Hettinger0.30
Jun 15, 1978F1Stark0.30
Jun 17, 1978F1Butler0.30
Jun 27, 1978F1Talbot0.30
Jun 3, 1978F1Robeson0.30
Jun 6, 1978F1Union0.30
Aug 11, 1978F1Baltimore0.30
Aug 28, 1978F1Hardin0.30
Dec 9, 1978F1Bay0.20
Mar 14, 1978F1Queen Anne's0.20
Apr 3, 1978F1Childress0.20
Apr 6, 1978F1Crawford0.20
May 13, 1978F1New Hanover0.20
May 25, 1978F1Pierce0.20
May 4, 1978F1Fall River0.20
Jun 21, 1978F1Valley0.20
Jun 25, 1978F1Orangeburg0.20
Jun 3, 1978F1Nash0.20
Jul 17, 1978F1Webster0.20
Jul 18, 1978F1Gage0.20
Jul 23, 1978F1Franklin0.20
Jul 23, 1978F1Belknap0.20
Jul 7, 1978F1Warren0.20
Aug 16, 1978F1Columbia0.20
Aug 5, 1978F1Moore0.20
Oct 10, 1978F1Lea0.10
Oct 5, 1978F1Galveston0.10
Dec 7, 1978F1Winn0.10
Jan 26, 1978F1Mecklenburg0.10
Jan 7, 1978F1Caddo0.10
Feb 12, 1978F1Cameron0.10
Mar 23, 1978F1Butte0.10
Mar 3, 1978F1Lee0.10
Mar 3, 1978F1Charlotte0.10
Mar 3, 1978F1Broward0.10
Mar 3, 1978F1Highlands0.10
Mar 3, 1978F1Palm Beach0.10
Mar 5, 1978F1Tehama0.10
Apr 18, 1978F1Marshall0.10
Apr 18, 1978F1Caroline0.10
Apr 22, 1978F1Jackson0.10
Apr 23, 1978F1DeWitt0.10
Apr 30, 1978F1Hamilton0.10
Apr 5, 1978F1Jackson0.10
May 11, 1978F1Ellis0.10
May 11, 1978F1Ellis0.10
May 11, 1978F1Henderson0.10
May 11, 1978F1Gregg0.10
May 11, 1978F1Gregg0.10
May 11, 1978F1Anderson0.10
May 11, 1978F1Harrison0.10
May 12, 1978F1Dent0.10
May 12, 1978F1Kaufman0.10
May 26, 1978F1Chase0.10
May 28, 1978F1Miller0.10
May 2, 1978F1Medina0.10
May 3, 1978F1Duval0.10
May 7, 1978F1Union0.10
May 7, 1978F1Ouachita0.10
May 7, 1978F1Lafayette0.10
May 7, 1978F1Benton0.10
Jun 12, 1978F1Ripley0.10
Jun 15, 1978F1McLean0.10
Jun 15, 1978F1Hand0.10
Jun 15, 1978F1Walworth0.10
Jun 16, 1978F1Marshall0.10
Jun 16, 1978F1Butler0.10
Jun 17, 1978F1Mahaska0.10
Jun 18, 1978F1Shelby0.10
Jun 18, 1978F1Shelby0.10
Jun 18, 1978F1Big Horn0.10
Jun 19, 1978F1Fremont0.10
Jun 25, 1978F1LaSalle0.10
Jun 25, 1978F1Cherry0.10
Jun 26, 1978F1Huron0.10
Jun 27, 1978F1Butler0.10
Jun 29, 1978F1Goshen0.10
Jun 1, 1978F1Owen, Monroe0.10
Jun 6, 1978F1Jackson0.10
Jun 6, 1978F1Perkins0.10
Jun 7, 1978F1Lamar0.10
Jun 7, 1978F1Jefferson0.10
Jun 7, 1978F1Armstrong0.10
Jun 7, 1978F1McLennan0.10
Jun 8, 1978F1Ripley0.10
Jul 18, 1978F1Carter0.10
Jul 23, 1978F1DeKalb0.10
Jul 23, 1978F1Armstrong0.10
Jul 26, 1978F1Llano0.10
Jul 27, 1978F1Galveston0.10
Jul 1, 1978F1Vernon0.10
Jul 1, 1978F1Vernon0.10
Jul 1, 1978F1Vernon0.10
Jul 7, 1978F1Butler0.10
Aug 12, 1978F1Nassau0.10
Aug 13, 1978F1Volusia0.10
Aug 15, 1978F1Lincoln0.10
Aug 29, 1978F1Phillips0.10
Aug 1, 1978F1Waseca0.10
Aug 9, 1978F1Franklin0.10
Sep 11, 1978F1Nacogdoches0.10
Sep 14, 1978F1Fairfield, Perry, Licking0.10
May 26, 1978F0Hall4.51
Jul 2, 1978F0Darke, Miami27.50
Oct 13, 1978F0Sarasota, Manatee11.60
May 4, 1978F0Sherman11.30
May 28, 1978F0Garza9.10
May 19, 1978F0Cottle8.90
Aug 5, 1978F0Lee, Charlotte7.00
Apr 30, 1978F0Canadian6.60
May 3, 1978F0Lipscomb6.50
Apr 30, 1978F0Canadian6.10
May 19, 1978F0Hall6.10
May 25, 1978F0Deaf Smith6.10
Aug 16, 1978F0Craighead6.10
Jul 21, 1978F0Albany5.00
May 28, 1978F0Keya Paha4.90
Apr 7, 1978F0Reeves4.70
Apr 3, 1978F0Hardeman4.50
May 19, 1978F0Swisher4.50
May 26, 1978F0Lubbock4.50
May 5, 1978F0Dallam4.50
Aug 2, 1978F0DuPage4.10
Jan 19, 1978F0Martin3.60
May 25, 1978F0Lubbock3.60
May 28, 1978F0Mitchell3.30
May 2, 1978F0Lubbock3.30
Jan 7, 1978F0Jefferson3.00
May 16, 1978F0Stephens3.00
May 27, 1978F0Converse3.00
May 29, 1978F0Campbell3.00
Jan 13, 1978F0Brevard2.00
Apr 11, 1978F0Sanilac2.00
Apr 8, 1978F0Hale2.00
May 16, 1978F0Converse2.00
May 16, 1978F0Converse2.00
May 19, 1978F0Hale2.00
May 20, 1978F0Wheeler2.00
May 25, 1978F0Pecos2.00
May 26, 1978F0Deaf Smith2.00
May 26, 1978F0Deaf Smith2.00
May 27, 1978F0Collingsworth2.00
May 31, 1978F0Deaf Smith2.00
May 2, 1978F0Crane2.00
May 2, 1978F0Reagan2.00
May 5, 1978F0Dallam2.00
Jul 15, 1978F0Stevens2.00
Aug 27, 1978F0Garza2.00
Sep 17, 1978F0Greenwood2.00
Aug 7, 1978F0Schuylkill, Carbon1.90
Apr 11, 1978F0Lapeer1.50
Jun 12, 1978F0Lapeer1.50
Jun 19, 1978F0Hillsborough1.50
Jan 19, 1978F0Hillsborough1.00
Jan 7, 1978F0Ouachita1.00
Feb 10, 1978F0Los Angeles1.00
Apr 8, 1978F0Lubbock1.00
May 17, 1978F0Mobile1.00
May 25, 1978F0Lubbock1.00
May 26, 1978F0Reeves1.00
May 26, 1978F0Randall1.00
May 26, 1978F0Donley1.00
May 26, 1978F0Hall1.00
May 26, 1978F0Hall1.00
May 27, 1978F0Hall1.00
May 28, 1978F0Rock1.00
May 28, 1978F0Scurry1.00
May 31, 1978F0Parmer1.00
Jun 12, 1978F0Clermont1.00
Jun 15, 1978F0Logan1.00
Jun 1, 1978F0Bailey1.00
Jun 4, 1978F0Sherman1.00
Jul 4, 1978F0Crosby1.00
May 21, 1978F0Lincoln0.80
May 13, 1978F0Washtenaw0.70
May 20, 1978F0Jackson0.70
May 28, 1978F0Loup0.70
Jun 16, 1978F0Cherry0.70
Jul 2, 1978F0Brown0.70
Dec 3, 1978F0Monroe0.50
Jan 19, 1978F0Clay0.50
Jan 25, 1978F0Lake0.50
May 1, 1978F0Putnam0.50
Jun 10, 1978F0Orange0.50
Jun 11, 1978F0Palm Beach0.50
Jun 15, 1978F0Wright0.50
Jun 28, 1978F0Suwannee0.50
Jun 29, 1978F0Baldwin0.50
Jun 4, 1978F0Bailey0.50
Jun 4, 1978F0Hale0.50
Jun 4, 1978F0Lubbock0.50
Jul 12, 1978F0Hillsborough0.50
Jul 14, 1978F0Emmet0.50
Jul 19, 1978F0Faribault0.50
Jul 19, 1978F0Cheyenne0.50
Jul 20, 1978F0Green0.50
Jul 3, 1978F0Garza0.50
Jul 9, 1978F0Hendry0.50
Aug 14, 1978F0Washington0.50
Aug 15, 1978F0Crosby0.50
Sep 5, 1978F0Comanche0.50
Jul 18, 1978F0Bailey0.40
Jul 1, 1978F0Sherman0.40
Aug 15, 1978F0Dickens0.40
Oct 4, 1978F0Indian River0.30
Dec 8, 1978F0Tuscaloosa0.30
Jan 19, 1978F0Charlotte0.30
Apr 9, 1978F0Dawson0.30
May 12, 1978F0Grant0.30
May 12, 1978F0Arkansas0.30
May 17, 1978F0Douglas0.30
Jun 19, 1978F0Lonoke0.30
Jun 23, 1978F0Lincoln0.30
Jun 26, 1978F0Kit Carson0.30
Jun 5, 1978F0Lincoln0.30
Jul 13, 1978F0Elbert0.30
Jul 13, 1978F0Douglas0.30
Jul 21, 1978F0Kiowa0.30
Jul 21, 1978F0Kiowa0.30
Jul 29, 1978F0Douglas0.30
Apr 17, 1978F0Dyer0.20
Apr 18, 1978F0Coffee0.20
May 11, 1978F0Osage0.20
May 25, 1978F0Towner0.20
May 4, 1978F0St. Johns0.20
Jun 12, 1978F0Manatee0.20
Jun 23, 1978F0Palm Beach0.20
Jun 9, 1978F0Rockingham0.20
Jul 16, 1978F0Harris0.20
Jul 17, 1978F0Pennington0.20
Jul 21, 1978F0Escambia0.20
Jul 21, 1978F0Polk0.20
Aug 21, 1978F0Nueces0.20
Sep 11, 1978F0Aransas0.20
Sep 4, 1978F0Volusia0.20
Nov 20, 1978F0Hawaii0.10
Nov 26, 1978F0Nacogdoches0.10
Nov 26, 1978F0Angelina0.10
Nov 27, 1978F0Bay0.10
Dec 7, 1978F0Tipton0.10
Dec 8, 1978F0Putnam0.10
Jan 4, 1978F0Los Angeles0.10
Feb 10, 1978F0Yuma0.10
Feb 10, 1978F0Yuma0.10
Mar 13, 1978F0Lake0.10
Mar 5, 1978F0Tehama0.10
Mar 5, 1978F0Tehama0.10
Apr 17, 1978F0Bradley0.10
Apr 18, 1978F0Lowndes0.10
Apr 22, 1978F0Parker0.10
Apr 22, 1978F0Smith0.10
Apr 22, 1978F0Parker0.10
Apr 22, 1978F0Hot Spring0.10
Apr 23, 1978F0Howard0.10
Apr 24, 1978F0Jefferson0.10
Apr 24, 1978F0Upshur0.10
Apr 30, 1978F0Ellis0.10
Apr 3, 1978F0Hardeman0.10
Apr 9, 1978F0Lamb0.10
Apr 9, 1978F0Coke0.10
Apr 9, 1978F0Concho0.10
May 11, 1978F0Cowley0.10
May 11, 1978F0Tarrant0.10
May 11, 1978F0Greenwood0.10
May 11, 1978F0Greenwood0.10
May 11, 1978F0Van Zandt0.10
May 11, 1978F0Van Zandt0.10
May 11, 1978F0Van Zandt0.10
May 11, 1978F0Smith0.10
May 11, 1978F0Smith0.10
May 11, 1978F0Smith0.10
May 12, 1978F0Houston0.10
May 12, 1978F0Houston0.10
May 12, 1978F0Houston0.10
May 13, 1978F0Pasco0.10
May 13, 1978F0Mercer0.10
May 13, 1978F0Ottawa0.10
May 13, 1978F0New Hanover0.10
May 17, 1978F0Palm Beach0.10
May 17, 1978F0Laramie0.10
May 17, 1978F0Coleman0.10
May 18, 1978F0Miami-Dade0.10
May 18, 1978F0Converse0.10
May 18, 1978F0Converse0.10
May 18, 1978F0Converse0.10
May 18, 1978F0Converse0.10
May 19, 1978F0Rush0.10
May 20, 1978F0Manatee0.10
May 23, 1978F0Bottineau0.10
May 24, 1978F0Custer0.10
May 24, 1978F0Comanche0.10
May 25, 1978F0Finney0.10
May 25, 1978F0Walsh0.10
May 26, 1978F0Ramsey0.10
May 26, 1978F0Baker0.10
May 26, 1978F0Hillsborough0.10
May 26, 1978F0Hitchcock0.10
May 27, 1978F0Jackson0.10
May 27, 1978F0Keith0.10
May 28, 1978F0Renville0.10
May 28, 1978F0Sarasota0.10
May 28, 1978F0Callahan0.10
May 28, 1978F0Ellis0.10
May 28, 1978F0Ellis0.10
May 28, 1978F0Ellis0.10
May 28, 1978F0Thurston0.10
May 29, 1978F0Martin0.10
May 30, 1978F0Gage0.10
May 1, 1978F0Crittenden0.10
May 1, 1978F0Alachua0.10
May 1, 1978F0Putnam0.10
May 2, 1978F0Tarrant0.10
May 2, 1978F0Palm Beach0.10
May 3, 1978F0Okaloosa0.10
May 3, 1978F0Clay0.10
May 4, 1978F0Bradford0.10
May 4, 1978F0Dixie0.10
May 4, 1978F0St. Johns0.10
May 4, 1978F0Pasco0.10
May 4, 1978F0Putnam0.10
May 4, 1978F0Osceola0.10
May 4, 1978F0Highlands0.10
May 6, 1978F0Oxford0.10
May 7, 1978F0Conway0.10
May 7, 1978F0Yell0.10
May 8, 1978F0Kewaunee0.10
May 8, 1978F0Kewaunee0.10
May 9, 1978F0Saratoga0.10
May 9, 1978F0Essex0.10
Jun 12, 1978F0Broward0.10
Jun 12, 1978F0Hernando0.10
Jun 15, 1978F0Perkins0.10
Jun 15, 1978F0Walworth0.10
Jun 15, 1978F0Burleigh0.10
Jun 17, 1978F0Chase0.10
Jun 17, 1978F0Franklin0.10
Jun 18, 1978F0Vigo0.10
Jun 18, 1978F0Shelby0.10
Jun 19, 1978F0Lyon0.10
Jun 19, 1978F0Jewell0.10
Jun 19, 1978F0Trego0.10
Jun 22, 1978F0Mississippi0.10
Jun 24, 1978F0Hanson0.10
Jun 24, 1978F0Charles Mix0.10
Jun 24, 1978F0Wheatland0.10
Jun 24, 1978F0Big Horn0.10
Jun 25, 1978F0Wells0.10
Jun 25, 1978F0Tippecanoe0.10
Jun 25, 1978F0Calhoun0.10
Jun 25, 1978F0Wilkin0.10
Jun 25, 1978F0Bon Homme0.10
Jun 25, 1978F0Walton0.10
Jun 27, 1978F0Huntingdon0.10
Jun 27, 1978F0Marion0.10
Jun 29, 1978F0Pinellas0.10
Jun 29, 1978F0Franklin0.10
Jun 30, 1978F0Perkins0.10
Jun 30, 1978F0Grant0.10
Jun 1, 1978F0Dawson0.10
Jun 3, 1978F0Putnam0.10
Jun 6, 1978F0Mobile0.10
Jun 6, 1978F0Sully0.10
Jun 6, 1978F0Edmunds0.10
Jun 7, 1978F0Manitowoc0.10
Jun 7, 1978F0Lamar0.10
Jun 7, 1978F0Indiana0.10
Jun 8, 1978F0Pinellas0.10
Jun 8, 1978F0Mississippi0.10
Jun 8, 1978F0Crittenden0.10
Jun 9, 1978F0Volusia0.10
Jun 9, 1978F0Burke0.10
Jul 10, 1978F0Harrison0.10
Jul 10, 1978F0Conway0.10
Jul 11, 1978F0Haakon0.10
Jul 11, 1978F0Haakon0.10
Jul 11, 1978F0Ward0.10
Jul 12, 1978F0Ward0.10
Jul 12, 1978F0Pasco0.10
Jul 12, 1978F0Clay0.10
Jul 12, 1978F0Cass0.10
Jul 12, 1978F0Wadena0.10
Jul 16, 1978F0Dickey0.10
Jul 16, 1978F0Haakon0.10
Jul 17, 1978F0Charles Mix0.10
Jul 18, 1978F0Harding0.10
Jul 24, 1978F0Grand Forks0.10
Jul 24, 1978F0Polk0.10
Jul 26, 1978F0Hillsborough0.10
Jul 26, 1978F0Pasco0.10
Jul 26, 1978F0Pasco0.10
Jul 27, 1978F0Volusia0.10
Jul 27, 1978F0Arkansas0.10
Jul 27, 1978F0Berkshire0.10
Jul 29, 1978F0Broward0.10
Jul 30, 1978F0Greeley0.10
Jul 31, 1978F0San Patricio0.10
Jul 1, 1978F0Orange0.10
Jul 2, 1978F0Bennett0.10
Jul 3, 1978F0Petroleum0.10
Jul 3, 1978F0Barnes0.10
Jul 4, 1978F0Valley0.10
Jul 4, 1978F0Charles Mix0.10
Jul 4, 1978F0Fallon0.10
Jul 4, 1978F0Stark0.10
Jul 4, 1978F0Minnehaha0.10
Jul 4, 1978F0Sanborn0.10
Jul 4, 1978F0Ward0.10
Jul 4, 1978F0Bon Homme0.10
Jul 4, 1978F0Ramsey0.10
Jul 5, 1978F0Nelson0.10
Jul 5, 1978F0LaMoure0.10
Jul 5, 1978F0Turner0.10
Jul 5, 1978F0Jefferson0.10
Jul 5, 1978F0Phillips0.10
Jul 5, 1978F0St. Lucie0.10
Jul 5, 1978F0Union0.10
Jul 5, 1978F0Ness0.10
Jul 5, 1978F0Roosevelt0.10
Jul 6, 1978F0Washington0.10
Jul 6, 1978F0Turner0.10
Jul 9, 1978F0Sanders0.10
Aug 14, 1978F0Mecklenburg0.10
Aug 14, 1978F0LaMoure0.10
Aug 15, 1978F0Walworth0.10
Aug 16, 1978F0Craighead0.10
Aug 17, 1978F0Manatee0.10
Aug 19, 1978F0Broward0.10
Aug 20, 1978F0Monroe0.10
Aug 22, 1978F0Meagher0.10
Aug 22, 1978F0Wheatland0.10
Aug 25, 1978F0Nueces0.10
Aug 25, 1978F0Bottineau0.10
Aug 28, 1978F0Beauregard0.10
Aug 6, 1978F0Duval0.10
Sep 13, 1978F0McMullen0.10
Sep 13, 1978F0Tyler0.10
Sep 13, 1978F0Butler0.10
Sep 22, 1978F0Volusia0.10
Sep 27, 1978F0Volusia0.10
Sep 3, 1978F0Cameron0.10

Tropical cyclones

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

Tropical cyclones near the U.S. in 1978
FicoCategory 41HI
AmeliaTropical storm15TX
DebraTropical storm10LA, TX

Earthquakes

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

Notable earthquakes of 1978
May 23, 19786.7near Adak, Alaska Aleutians West AK15.5
Apr 11, 19786.6near Old Harbor, Alaska Kodiak Island AK8.7
Oct 4, 19785.2near Aspen Springs, California Mono CA1.9
Aug 13, 19785.1Santa Barbara, California Santa Barbara CA11.2
Oct 4, 19785.1near Sunny Slopes, California Mono CA9.7
May 5, 19785.0near Alberto Oviedo Mota, B.C., MX Yuma AZ6.2

Drought

On average 2% of lower-48 counties were in severe drought in 1978. The worst month was October 1978, with 4%.

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.