Pottawatomie County is a county located in the U.S. state of Oklahoma. As of the 2020 census, the population was 72,454. Its county seat is Shawnee.
McClain County is a county located in south central Oklahoma. As of the 2020 census, the population was 41,662. Its county seat is Purcell. The county was named for Charles M. McClain, an Oklahoma constitutional convention attendee.
Grady County is a county located in the U.S. state of Oklahoma. As of the 2020 census, the population was 54,795. Its county seat is Chickasha. It was named for Henry W. Grady, an editor of the Atlanta Constitution and southern orator.
Cleveland County is a county in the central part of the U.S. state of Oklahoma. The population was 295,528 at the 2020 United States census, making it the third-most populous county in Oklahoma. Its county seat is Norman. The county was named for U.S. President Grover Cleveland.
Lexington is a city in Cleveland County, Oklahoma, United States. The city population was 2,010 at the 2020 census, a 6.6% decrease from 2010.
Chickasha is a city in and the county seat of Grady County, Oklahoma, United States. The population was 16,051 at the 2020 census, a 0.1% increase from 2010. The city is named for and strongly connected to Native American heritage, as "Chickasha" (Chikashsha) is the Choctaw word for Chickasaw. Chickasha is home to the University of Science and Arts of Oklahoma.
Tuttle is a city in Grady County, Oklahoma, United States. The population was 7,413 with the close of the 2020 census, seeing a 23.2% increase from 6,010 in 2010.
Newcastle is a city in McClain County, Oklahoma, United States, and part of the Oklahoma City Metropolitan Area. As of the 2020 Census, the population was 10,984, a 42.9% increase from 2010.
Sulphur is a city in and county seat of Murray County, Oklahoma, United States. The population was 5,065 at the 2020 census, a 2.8 percent gain over the figure of 4,929 in 2010. The area around Sulphur has been noted for its mineral springs, since well before the city was founded late in the 19th century. The city received its name from the presence of sulfur in the water.
Stroud is a city in Creek and Lincoln counties in the U.S. state of Oklahoma. As of the 2010 census, the city population was 2,690.
Blanchard is a city in McClain and Grady counties in the U.S. state of Oklahoma. The population was 8,879 at the 2020 census, up from 7,670 at the 2010 census. Blanchard is part of a rapidly growing area of northern McClain and Grady counties known as the "Tri-City Area" with Newcastle and Tuttle.
The 1999 Oklahoma tornado outbreak was a significant tornado outbreak that affected much of the Central and parts of the Eastern United States, with the highest record-breaking wind speeds of 301 ± 20 mph (484 ± 32 km/h). During this week-long event, 154 tornadoes touched down. More than half of them were on May 3 and 4 when activity reached its peak over Oklahoma, Kansas, Nebraska, Texas, and Arkansas.
State Highway 9, abbreviated as SH-9, OK-9, or simply Highway 9, is a major east–west highway in the U.S. state of Oklahoma. Spanning across the central part of the state, SH-9 begins at the Texas state line west of Vinson, Oklahoma, and ends at the Arkansas state line near Fort Smith, Arkansas. State Highway 9 is a major highway around the Norman area. At 348.1 miles (560.2 km), SH-9 is Oklahoma's second-longest state highway.
The H. E. Bailey Turnpike is an 86.4-mile (139.0 km) toll road in the southwestern region of the U.S. state of Oklahoma. The route, opened on April 23, 1964, is a four-lane limited access highway that connects Oklahoma City to Lawton in its northern section and Lawton to Wichita Falls along its southern section, roughly paralleling U.S. Route 277. The turnpike also includes an 8.2-mile (13.2 km) spur route that leads toward Norman, Oklahoma. Since 1982, it has been signed as a part of Interstate 44, and as such uses its mileposts. Travel along the full length of the toll road costs $5.50 for a two-axle vehicle.
The Oklahoma City metropolitan area is an urban region in Central Oklahoma. It is the largest metropolitan area in the state of Oklahoma and contains the state capital and principal city, Oklahoma City. It is often known as the Oklahoma City Metro, Oklahoma City Metroplex, or Greater Oklahoma City in addition to the nicknames Oklahoma City itself is known for, such as OKC or "the 405".
State Highway 37 is a designation for two separate highways in the state of Oklahoma. The northern section runs between Hinton and Moore in central Oklahoma, while the southern section runs from the Texas state line at the Red River to Idabel, in southeastern Oklahoma. The northern section of SH-37 runs 65.8 miles (105.9 km) from US-281 in Hinton to Sunnylane Road in Moore. The southern section of SH-37 is 12.54 miles (20.18 km) long.
Interstate 44 (I-44) runs diagonally through the US state of Oklahoma, spanning from the Texas state line near Wichita Falls, Texas, to the Missouri border near Joplin, Missouri. It connects three of Oklahoma's largest cities: Oklahoma City, Tulsa, and Lawton. Most of I-44 in Oklahoma is a toll road. In southwestern Oklahoma, I-44 is the H. E. Bailey Turnpike and follows a diagonally northwest–southeast direction. From Oklahoma City to Tulsa, I-44 follows the Turner Turnpike. As I-44 leaves Tulsa, it becomes the Will Rogers Turnpike to the Missouri border. In the Lawton, Oklahoma City, and Tulsa metro areas, I-44 is toll-free. In Oklahoma City, I-44 is also known as the Will Rogers Expressway.
On the evening of Monday, May 3, 1999, a large and exceptionally powerful F5 tornado registered the highest wind speeds ever measured globally; winds were recorded at 301 ± 20 miles per hour (484 ± 32 km/h) by a Doppler on Wheels (DOW) radar. Considered the strongest tornado ever recorded to have affected the metropolitan area, the tornado devastated southern portions of Oklahoma City, Oklahoma, along with surrounding suburbs and towns to the south and southwest. The tornado covered 38 miles (61 km) during its 85-minute existence, destroying thousands of homes, killing 36 people, and leaving US$1 billion in damage, ranking it as the fifth-costliest on record not accounting for inflation. Its severity prompted the first-ever use of the tornado emergency statement by the National Weather Service.
From May 21 to May 26, 2011, one of the largest tornado outbreaks on record affected the Midwestern and Southern regions of the United States. A six-day tornado outbreak sequence, most of the tornadoes developed in a corridor from Lake Superior southwest to central Texas, while isolated tornadoes occurred in other areas. An especially destructive EF5 tornado destroyed one-third of Joplin, Missouri, resulting in 158 deaths and over 1,000 injuries. The Joplin tornado was the deadliest in the United States since April 9, 1947, when an intense tornado killed 181 in the Woodward, Oklahoma, area. Tornado-related deaths also occurred in Arkansas, Kansas, Minnesota, and Oklahoma. Overall, the tornado outbreak resulted in 186 deaths, 8 of those non-tornadic, making it second only to the 2011 Super Outbreak as the deadliest since 1974. It was the second costliest tornado outbreak in United States history behind that same April 2011 outbreak, with insured damage estimated at $4–7 billion.
On the afternoon of May 20, 2013, a large and extremely violent EF5 tornado ravaged Moore, Oklahoma, and adjacent areas, with peak winds estimated at 210 miles per hour (340 km/h), killing 24 people and injuring 212 others. The tornado was part of a larger weather system that had produced several other tornadoes across the Great Plains over the previous two days, including five that struck portions of Central Oklahoma the day prior on May 19.
