Portal:Weather/On this day list/April
April 1
[edit]1997: A major nor'easter dumped an unprecedented amount of late-season snow on parts of the Eastern United States, including more than 2 feet (60 cm) in Boston, Massachusetts.
April 2
[edit]1936: A cluster of tornadoes killed at least 44 people in the Southeastern United States, beginning one of the deadliest tornado weeks in history.
April 3
[edit]1974: The Super Outbreak, one of the most severe tornado outbreaks in world history, spawned 148 tornadoes, including 30 violent tornadoes, in the east-central United States and Windsor, Ontario, Canada. More than 300 people were killed, and $3.5 billion (2005 USD) in damage was reported.
April 4
[edit]1977: An F5 tornado killed 22 people near Birmingham, Alabama.
April 5
[edit]1815: Mount Tambora began the largest volcanic eruption in modern history, eventually causing the Year Without a Summer.
April 6
[edit]2020: Cyclone Harold, one of the strongest tropical cyclones in history to strike Vanuatu, made landfall on Espiritu Santo with 10-minute maximum sustained winds of 115 knots (215 km/h; 130 mph).
April 7
[edit]1999: Cyclone Gwenda reached peak intensity near Western Australia, with a central pressure of 900 millibars (26.58 inHg), making it tied for the strongest cyclone ever observed in that region.
April 8
[edit]1998: An F5 tornado, the second in the area's history, killed 32 people near Birmingham, Alabama.
April 9
[edit]2003: INSAT-3A, a weather and communications satellite built by the Indian Space Research Organisation, was launched into geostationary orbit.
April 10
[edit]1991: The Angola Cyclone, the first tropical cyclone ever observed over the southern Atlantic Ocean, formed just off the coast of Angola.
April 11
[edit]1854: John Park Finley, a pioneer in reporting and documenting tornadoes in the United States, was born.
April 12
[edit]2020: A major tornado outbreak struck the Southeastern United States on the Easter holiday, killing 32 people over two days.
April 13
[edit]2014: After skirting the coast of Queensland for two days, Cyclone Ita began moving southeastward over the Coral Sea near Mackay. Ita caused A$1.1 billion in damage in Australia.
April 14
[edit]2017: Flash floods due to heavy rain killed more than 40 people in northwestern Iran, mostly in the East Azerbaijan Province.
April 15
[edit]1927: In New Orleans, 15 inches (380 mm) of rain fell in 18 hours, worsening an already historic flood and leading to the fateful (and ultimately unnecessary) decision to intentionally breach a levee south of the city.
April 16
[edit]2011: The final day of a three-day tornado outbreak brought dozens of tornadoes to the Mid-Atlantic and Southeastern United States, killing 26 people.
April 17
[edit]1979: Flooding along the Pearl River in Jackson, Mississippi crested at 43.28 feet (13.19 m), exceeding the previous record by more than 5 feet (1.5 m).
April 18
[edit]2014: An avalanche killed 16 Sherpa guides working on Mount Everest.
April 19
[edit]2000: Cyclone Rosita, one of the strongest tropical cyclones ever to strike the Kimberley region of Western Australia, reached Category 5 intensity (Australian scale), making landfall just after midnight near Broome.
April 20
[edit]2004: A strong tornado, part of a surprise outbreak of 29 tornadoes, killed 9 people in Utica, Illinois.
April 21
[edit]2003: Tropical Storm Ana transformed from a subtropical cyclone to a tropical cyclone, becoming the only such storm ever recorded in the northern Atlantic Ocean in April.
2011: A nighttime tornado, caused major damage in parts of St. Louis, Missouri, including Lambert-St. Louis International Airport, but amazingly caused no deaths and few injuries.
April 23
[edit]1792: John Thomas Romney Robinson, inventor of the cup-anemometer, was born in Dublin, Ireland.
April 24
[edit]2010: A deadly tornado tracked 149 miles (240 km) across Louisiana and Mississippi, killing 10 people.
April 25
[edit]1994: An F4 tornado killed three people on the first day of a 3-day tornado outbreak.
April 26
[edit]1998: Cyclone Alan which had been impacting French Polynesia with several days of strong winds and heavy rain that killed 10 people, dissipated west of Tahiti.
April 27
[edit]2011: The deadliest American tornado outbreak in 76 years killed more than 300 people in the Southern United States.
April 28
[edit]2002: As part of a larger tornado outbreak, a violent tornado struck the town of La Plata, Maryland, killing 4 and injuring more than 100 people. Initially rated F5 on the Fujita scale, which would have been the strongest tornado on record in the Eastern United States, the tornado's rating was later revised downward to F4.
April 29
[edit]1991: The second-deadliest tropical cyclone in world history struck the Chittagong area of Bangladesh, killing at least 138,000 people.
April 30: End of the Southern Hemisphere tropical cyclone seasons except for the Mauritius and Seychelles region
[edit]1924: Dozens of deadly tornadoes killed 111 people across the Southeastern United States, including one F4 tornado which killed 53 people in South Carolina over a 105-mile (169 km) path.