2009: An area of low pressure brought wind gusts up to 63 mph to parts of Las Vegas, NV, and sank boats and damaged docks on Lake Mead.
2007: A weak tornado spun up near Gavilan College in Santa Clara County cause EF0 damage.
2006: A funnel cloud was observed over Del Mar.
1988: The Angels' home game at Anaheim Stadium against the Chicago White Sox was rained out.
1985: Earliest triple digit high temperature on record at Edwards AFB, 100° F.
1971: The Padres' home game against the Chicago Cubs was rained out at (then) San Diego Stadium.
1963: Pismo Beach set a monthly record low of 32° F.
1921: Latest subzero reading and coldest April temperature of record at Huntington Lake, -1° F.
1896: The morning low temperature at Reno, NV, was 15° F.
Source: NWS San Francisco/Monterey, Hanford, Reno, Las Vegas, & San Diego