The new report also says that global warming has hit a threshold, at least temporarily, that countries had pledged to avoid. By Austyn Gaffney This year will almost certainly be the hottest year ...

More than 30 cities across the Northeast could set new temperature records on Thursday. The unseasonable heat comes amid an autumn that has been warmer than usual in various regions of the U.S ...

That 82-degree record is the only time Philadelphia has seen a high temperature in the 80s on Halloween since record-keeping began more than 150 years ago. So no need for those heavy coats and ...

The warm weather brought gusty winds, prompting a red-flag warning. The combination of high temperatures, strong winds up to 40 mph and low humidity could cause “critical fire conditions ...