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Analysis

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Reference

July 17

30 entries from the federal record fall on July 17, across every year it covers.

Tornadoes

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

  1. 1972F3, 81.5 mile path Marshall, IL; Putnam, IL; Grundy, IL
  2. 2011EF3, 16.2 mile path LaMoure, ND

Deadly and costly storms

  1. 2011Heat, 16 deaths Cook
  2. 2024Heat, 11 deaths Clark
  3. 2024Heat, 10 deaths Pima; Pinal
  4. 2022Heat, 9 deaths Cochise; Graham; Greenlee; Pima
  5. 2011Excessive Heat, 8 deaths Audrain; Boone; Callaway; Cole
  6. 2018Heat, 6 deaths Anne Arundel; Harford; Prince George's
  7. 2026Flash Flood, 5 deaths, $25.1 million Beaver; Emery; Garfield; Iron
  8. 2010Flash Flood, 4 deaths, $67,000 Montgomery; Pike
  9. 2011Excessive Heat, 4 deaths Bond; Calhoun; Clinton; Fayette
  10. 2001Flash Flood, 3 deaths, $8.1 million Adams; Brown; Butler; Clermont
  11. 2006Heat, 3 deaths Adair; Cherokee; Choctaw; Craig

Earthquakes

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

  1. 1932M5.2, near Lake Marcel-Stillwater, Washington King County, WA
  2. 1941M5.0, near Nixon, Nevada Pershing County, NV
  3. 2001M5.2, near Coso Junction, CA Inyo County, CA
  4. 2005M5.4, near Naalehu, Hawaii Hawaii County, HI
  5. 2010M6.7, near Nikolski, Alaska Aleutians West Census Area, AK
  6. 2021M5.1, near Petrolia, CA Humboldt County, CA

Wildfires

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

  1. 2007Cascade Complex (Monumental), 317,014 acres ID
  2. 2024Durkee Fire, 293,656 acres OR
  3. 2002Reindeer Fire, 225,602 acres AK
  4. 2022Moose Fire, 142,291 acres ID
  5. 2002Moose Lake Fire, 118,836 acres AK
  6. 2000Bilk Creek Complex (Double H), 69,651 acres NV
  7. 2018Substation 0730 Rn Fire, 69,207 acres OR
  8. 2002Windy Fire, 67,273 acres AK
  9. 2007Red House Complex, 65,552 acres NV
  10. 2002Khotol River Fire, 57,972 acres AK
  11. 2007Shower Bath Complex (Red Bluff), 50,100 acres ID