United States yearly total

January 15

An outbreak of 10 tornadoes hit Florida and Georgia.^[4] One F2 tornado killed one and injured one outside of Americus, Georgia.^[5] Overall, the outbreak killed one and injured four.^[4]

January 28

Two tornadoes touched down in Hawaii. This first tornado, which was rated F1, struck Wahiawa, damaging few buildings. The other tornado was an even stronger F2 tornado that struck several buildings north of Kailua-Kona, injuring four.^[6]

February 4

A small tornado outbreak struck parts of the Midwestern and Southern United States. An F2 tornado destroyed a trailer near Gore Springs, Mississippi, killing seven people. An F3 tornado damaged and destroyed homes and other buildings in Sugar Bend, Bear Creek, and Dime, Alabama, killing one person and injuring at least thirteen.^[8][9]

February 7

A small tornado outbreak occurred in Georgia and Florida, producing two F3 tornadoes in the Pensacola and St. Augustine areas of Florida. There were eight tornadoes overall. No fatalities were reported, but 115 people were injured.^[10]

February 21–22

A deadly tornado outbreak struck portions of the Lower Mississippi River Valley and the Southeastern United States on February 21–22, 1971. The two-day outbreak produced at least 19 tornadoes, and probably several more, mostly brief events in rural areas;^[11][12] killed 123 people across three states; and "virtually leveled" entire communities in the state of Mississippi.^[13] Three violent, long-lived tornadoes—two of which may have been tornado families^[14]—in western Mississippi and northeastern Louisiana caused most of the deaths along 300 miles (483 km) of path.^[12] One of the tornadoes attained F5 intensity in Louisiana, the only such event on record in the state, although the rating is disputed.^[15][16] The outbreak also generated strong tornadoes from Texas to Ohio and North Carolina. The entire outbreak is the second deadliest ever in February, behind only the Enigma tornado outbreak in 1884 and ahead of the 2008 Super Tuesday tornado outbreak. February 21 was the fourth-deadliest day for tornadoes in Mississippi on record.^[12] At one point, the National Weather Service WSR-57^[17] radar in Jackson, Mississippi, reported four hook echoes, often indicative of tornado-producing supercells, simultaneously.^[12]

March 12

A tornado outbreak impacted southern Oklahoma, northern Texas, and extreme eastern Arkansas. An F4 tornado "exploded" homes in Malta and Daniels Chapel, Texas, killing one person and injuring five. An F3 tornado struck Achille and Yuba, Oklahoma and north of Willis, severely damaging two schools at Achille. Race horses and 100 head of cattle were killed.^[8][19]

April 26–30

A tornado outbreak sequence caused 10 deaths across Kentucky and Illinois. On April 27, an F4 tornado severely damaged or destroyed 101 homes as it pass from Bramlett to Christine, Kentucky, killing six people. Another F4 tornado killed two people in Gosser Ridge, Kentucky.^[21] Two F3 tornadoes each killed one person in Illinois and Tennessee. The next day, nine tornadoes stuck in and near the Dallas–Fort Worth metroplex while an isolated F2 tornado injured two people in Georgia. In all, 30 tornadoes touched down across the Midwest, Great Plains, and Southeast. There were 187 injuries to go with the 10 fatalities.^[8][22]

May 4–13

A large outbreak sequence produced 76, including several deadly, tornadoes across the United States. There were six fatalities and 242 injuries.^[23]

August 30

A rare F2 tornado caused severe damage north of Colfax, Washington.^[27] Later that day, another F2 tornado caused at least $3 million in damages and injured 41 people in Tempe, Arizona, the highest number of injuries from a single tornado in Arizona history. The worst damage occurred at the Holiday Village Mobile Home Court, where 35 trailers were destroyed. There was one indirect fatality, a man who died of a heart attack during the storm.^[28][29]

December 14–15

A very destructive outbreak of 40 tornadoes pummeled the Great Plains, Midwest, and Mississippi Valley, including the Dallas–Fort Worth and Springfield, Missouri metropolitan areas. One long-tracked F2 tornado on December 14 passed through the Western suburbs of Springfield, Missouri, killing one and injuring 22. Overall, the outbreak killed two and injured 119.^[34]