12:38 AM
— 2:00 PM
* WHAT...Dangerously hot conditions with temperatures up to 105 and
heat index values up to 112 expected.
* WHERE...Portions of north central and northeast Texas.
* WHEN...From noon today to 8 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 11:51 PM
— 9:00 PM
* WHAT...Dangerously hot conditions with heat index values up to 115.
* WHERE...Portions of central, north central, southeast, southwest,
and western Arkansas.
* WHEN...Until 9 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 10:58 PM
— 1:00 PM
* WHAT...Dangerously hot conditions with air temperatures of 105 to
108 degrees and heat index values up to 112 expected.
* WHERE...McClain, Johnston, Marshall, Carter, Garvin, Love, and
Murray Counties.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 10:58 PM
— 1:00 PM
* WHAT...Dangerously hot conditions with air temperatures of 105 to
108 degrees and heat index values up to 115 expected.
* WHERE...Portions of central, east central, northern, northwest, and
southeast Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 10:52 PM
— 1:00 PM
* WHAT...Dangerously hot conditions with heat index values from 110
to 115 expected.
* WHERE...Portions of northwest and west central Arkansas and east
central, northeast, and southeast Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 10:52 PM
— 1:00 PM
* WHAT...Dangerously hot conditions with heat index values from 110
to 115 expected.
* WHERE...Portions of west central Arkansas and east central,
northeast, and southeast Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 10:20 PM
— 8:00 PM
* WHAT...Dangerously hot conditions with heat index values near 110
to 115 expected.
* WHERE...Portions of south central and southwest Arkansas, north
central and northwest Louisiana, southeast Oklahoma, and northeast
Texas.
* WHEN...From 10 AM to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 7:58 PM
— 8:00 PM
* WHAT...Dangerously hot conditions with heat index values up to 115
expected.
* WHERE...Portions of northwest and west central Arkansas and east
central, northeast, and southeast Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 7:58 PM
— 8:00 PM
* WHAT...Dangerously hot conditions with heat index values up to 111
expected.
* WHERE...Portions of west central Arkansas and east central,
northeast, and southeast Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 7:53 PM
— 10:00 AM
* WHAT...Dangerously hot conditions with heat index values up to 114
expected on Tuesday.
* WHERE...Portions of central, east central, northern, northwest, and
southeast Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
July 20th, 7:53 PM
— 10:00 AM
* WHAT...Heat index values up to 109 expected on Tuesday.
* WHERE...Portions of central, northwest, southeast, and southern
Oklahoma.
* WHEN...From noon to 8 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Fort Smith
The Visitor Center, gallows, and commissary are closed early on Monday, May 19 at 4:00 pm due to inclement weather.