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Reference

September 21

13 entries from the federal record fall on September 21, across every year it covers.

Tropical cyclones

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

  1. 1887Unnamed storm, category 1 near Cameron County, TX
  2. 1907Unnamed storm, tropical storm near Harrison County, MS
  3. 1909Unnamed storm, category 3 near St. Mary Parish, LA
  4. 1938Unnamed storm, category 3 near Suffolk County, NY
  5. 1961Esther, category 1 near Nassau County, NY
  6. 1999Harvey, tropical storm near Collier County, FL
  7. 2015Malia, tropical storm near Honolulu County, HI

Tornadoes

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

  1. 1965F3, 10 mile path Terrell, TX
  2. 1973F3, 2.3 mile path Webster, IA

Deadly and costly storms

  1. 2005Heat, 49 deaths Chambers; Harris; Houston; Montgomery
  2. 2005Thunderstorm Wind, 1 deaths, $296 million Anoka; Benton; Carver; Dakota

Earthquakes

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

  1. 1941M5.1, near Frazier Park, CA Kern County, CA
  2. 1979M5.7, near Fern Forest, Hawaii Hawaii County, HI