20 April


US Weather events

US Weather events

1901 118 yrs ago
A spring storm produced unusally heavy snow in northeast Ohio. Warren received 35.5 inches in thirty-six hours, and 28 inches fell at Green Hill. Akron OH established April records of 15.6 inches in 24 hours, and 26.6 inches for the month. Pittsburgh PA established April records of 12.7 inches in 24 hours, and 13.5 inches for the month. (David Ludlum)
1920 99 yrs ago
Tornadoes in Mississippi and Alabama killed 219 persons. (David Ludlum)
1952 67 yrs ago
The tankers Esso Suez and Esso Greensboro crashed in a thick fog off the coast of Morgan City LA. Only five of the Greensboro's crew survived after the ship bursts into flame. (David Ludlum)
1987 32 yrs ago
Fifty-two cities in the central and eastern U.S. reported new record high temperatures for the date. The high of 92 degrees at Memphis TN was a record for April, and the high of 94 at Little Rock AR equalled their April record. (The National Weather Summary)
1988 31 yrs ago
A storm in the western U.S. brought heavy rain to parts of California. Mount Wilson was soaked with 4.15 inches of rain in 24 hours. The heavy rain caused some flooding and mudslides in the Los Angeles area, and a chain reaction collision of vehicles along the Pomona Freeway which resulted in 26 injuries. (Storm Data)
1989 30 yrs ago
Hot weather spread from the southwestern U.S. into the Great Plains Region. Twenty-three cities reported new record high temperatures for the date. The afternoon high of 104 degrees at Tucson AZ was an April record, and highs of 87 at Provo UT, 90 at Pueblo CO, and 85 at Salt Lake City UT, equalled April records. (The National Weather Summary)
1990 29 yrs ago
A fast moving Pacific storm produced heavy snow in the central mountains and the Upper Arkansas Valley of Colorado, with a foot of snow reported at Leadville. Thunderstorms in the south central U.S. produced wind gusts to 76 mph at Tulsa OK, and heavy rain which caused flooding of Cat Claw Creek in the Abilene TX area. Lightning struck the building housing a fish farm in Scott AR killing 10,000 pounds of fish. Many of the fish died from the heat of the fire. (The National Weather Summary)
2006 13 yrs ago
Up to five feet of snow falls in the Dakotas. I-94 and other highways were closed, power was out for thousands and caused at least four deaths.?ß
Data source: http://www.weatherforyou.com/


World records

World records


-- no data for this day --


F5 tornadoes

F5 tornadoes

1912 107 yrs ago
Kingfisher County, Oklahoma 2017 fatalities
April 20ÔÇô22, 1912 tornado outbreak┬á- Entire farms were swept away.
Listed as an F5/EF5 on the 2000 NCDC tornado climatology memo
1920 99 yrs ago
Clay County, MississippiÔÇôMarion County, AlabamaÔÇôLawrence County, Alabama 1931 fatalities
April 1920 tornado outbreak┬áÔÇô This large, long-tracked tornado struck the same areas as the┬áEF5┬átornado in 2011, passing near┬áHackleburg┬áandPhil Campbell, Alabama.┬áMany homes were swept away and entire forests were leveled as the tornado tracked for 130┬ámi (210┬ákm).Large boulders were picked up and thrown, and part of one was found 11┬ámi (18┬ákm) away from where it originated. Vehicles were thrown hundreds of yards.
Rated F5/EF5, or mentioned as a possible F5/EF5 by tornado expert Thomas P. Grazulis


Deadly earthquakes

Deadly earthquakes

1935-04-20 22.02 UTC 84 yrs ago
Taiwan (map) , 35 km deep Magnitude: 7.1
Total deaths resulting from an earthquake (Utsu catalog)3276
Total deaths resulting from an earthquake (Emergency Events Database)3410

1949-04-20 03.29 UTC 70 yrs ago
Chile (map) , 70 km deep Magnitude: 7.1
Total deaths resulting from an earthquake (Utsu catalog)57





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