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Reference

June 20

42 entries from the federal record fall on June 20, across every year it covers.

Tropical cyclones

Storms at their strongest near the U.S. on this date.

  1. 1993Arlene, tropical storm near Willacy County, TX

Tornadoes

Tornadoes rated F3/EF3 or stronger, or that killed, on this date.

  1. 1957F5, 52.4 mile path, 10 killed Cass, ND; Clay, MN
  2. 2025EF5, 12.1 mile path, 3 killed Ransom, ND; Cass, ND
  3. 1974F3, 10.6 mile path, 1 killed Clinton, IA
  4. 1960F3, 26.1 mile path Kimball, NE; Cheyenne, NE
  5. 1968F3, 8.8 mile path Walworth, SD
  6. 1968F3, 0.1 mile path Walworth, SD
  7. 1968F3, 9.9 mile path Davison, SD; Hanson, SD
  8. 1969F3, 84.1 mile path Chautauqua, NY; Cattaraugus, NY; Allegany, NY
  9. 1972F3, 0.3 mile path Bradley, AR
  10. 1974F3, 4.5 mile path Lake, IN
  11. 2011EF3, 11.9 mile path Graham, KS; Norton, KS
  12. 2011EF3, 3.9 mile path Norton, KS
  13. 2011EF3, 8.4 mile path Norton, KS; Phillips, KS
  14. 2011EF3, 10 mile path Buffalo, NE
  15. 2011EF3, 9.5 mile path Polk, NE
  16. 2021EF3, 17.6 mile path DuPage, IL; Cook, IL
  17. 2025EF3, 10.9 mile path Stutsman, ND; Barnes, ND
  18. 1957F2, 0.1 mile path, 1 killed Spink, SD
  19. 1972F0, 0.1 mile path, 1 killed Fulton, OH

Deadly and costly storms

  1. 2023Heat, 12 deaths Maricopa
  2. 2023Heat, 7 deaths Bee; Calhoun; Duval; Goliad
  3. 2024Rip Current, 6 deaths Bay
  4. 2012Flood, 3 deaths, $23,000 Clark; Taylor
  5. 2001Hail, $59.0 million Adams; Arapahoe; Denver; Elbert

Earthquakes

Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, on this date (local time).

  1. 1955M6.7, near Adak, Alaska Aleutians West Census Area, AK
  2. 1987M6.5, near False Pass, Alaska Aleutians East Borough, AK

Wildfires

Fires of 50,000 acres or more that began on this date.

  1. 1999Kevinjik Fire, 252,778 acres AK
  2. 2005Beaver Creek Fire, 184,035 acres AK
  3. 2015Blazo Fire, 123,916 acres AK
  4. 2015Torment Creek Fire, 106,928 acres AK
  5. 2022Chitanana Fire, 105,682 acres AK
  6. 2015Sea Fire, 100,585 acres AK
  7. 2015Three Day Fire, 89,920 acres AK
  8. 2002Rattle Complex (Rattle), 87,360 acres UT
  9. 2001Fish Creek Fire, 83,306 acres AK
  10. 2022Bitzshitini Fire, 77,518 acres AK
  11. 2011White Hat Fire, 71,832 acres TX
  12. 2013Prospect Creek Fire, 61,812 acres AK
  13. 2015West Fork Fire, 61,723 acres AK
  14. 2015Iditarod River Fire, 60,853 acres AK
  15. 2019Wilderness Fire, 50,996 acres AK