The unusually warm fall weather is expected to continue today across the Ohio and Tennessee Valleys, where temperatures are expected to top out in the upper 80s and low 90s.
In Ohio, yesterday's high of 91 in Columbus tied the city's all-time high temperature for October. Central Ohio farms say it's been too hot for many customers to go out into the pumpkin patches where they can pick their own.
However, forecasters say the state may finally see a break tomorrow.
Yesterday in Chicago, one runner died and dozens of other runners were hospitalized because of the hot, muggy conditions.
Hot temperatures are also expected to continue today in parts of the Mid-Atlantic, the Southeast and Florida.