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Reference

August 9

20 entries from the federal record fall on August 9, across every year it covers.

Tropical cyclones

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

  1. 1976Belle, category 2 near Carteret County, NC
  2. 1988Beryl, tropical storm near Jefferson Parish, LA

Tornadoes

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

  1. 1969F3, 22.2 mile path, 4 killed Hamilton, OH; Clermont, OH
  2. 1969F3, 0.1 mile path Marion, IN
  3. 1979F2, 0.1 mile path, 1 killed Calumet, WI
  4. 1972F1, 4.9 mile path, 1 killed Norfolk, MA
  5. 1993F0, 1.2 mile path, 2 killed Koochiching, MN

Deadly and costly storms

  1. 2023Heat, 24 deaths La Paz; Maricopa
  2. 2025Heat, 15 deaths Cochise; Pima; Pinal
  3. 2020Excessive Heat, 5 deaths Gila; Maricopa
  4. 2009Flash Flood, 1 deaths, $90.9 million Cattaraugus; Chautauqua; Erie; Genesee

Earthquakes

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

  1. 1967M5.5, near Lochbuie, Colorado Adams County, CO
  2. 2016M5.1, near Upper Lake, California Lake County, CA
  3. 2020M5.1, near Sparta, North Carolina Alleghany County, NC

Wildfires

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

  1. 2013Pony Complex, 148,112 acres ID
  2. 2013Elk Complex, 129,508 acres ID
  3. 2001Sheep Fire, 85,037 acres NV
  4. 2017Nena Springs Fire, 70,053 acres OR
  5. 2001Observation Fire, 67,493 acres CA
  6. 2001Jackies Butte Fire, 66,937 acres OR