2002: High winds of 35 to 50 mph gusting to over 70 mph occurred across much of central and northeast South Dakota. The strong winds caused some spotty damage to property and trees. With the dry conditions, dust was stirred up by the winds and caused reduced visibilities at many locations. The highest wind gust was 72 mph at Onida.

1792: John Thomas Romney Robinson, inventor of the cup anemometer, was born.

1908: An extensive tornado outbreak began around noon today in Minnesota, and wouldn't end until the evening of the 25th in Georgia. The strongest tornado of the event was an F5 (estimated) near Pender, NE today where a farm was swept away and debris was found 35 miles distant.

1910: The temperature at the Civic Center in Los Angeles hit 100 degrees to establish an April record for the city.

1988: In southern California, a winter-like storm brought thunderstorms. Nine girls in Tustin were injured when lightning struck the tree they were standing under to shield themselves from the rain.