CHICAGO (WLS) -- Extreme temperatures during the summer of 1995 caught Chicago off guard. A relentless heat wave settled over the city, and with no clear emergency plan, the response fell dangerously ...

Summer is upon us, and with it, the dog days will inevitably bear down upon us across Eastern Oregon. We’ve already seen a taste of it, with a couple of near-100 degree days under our belt at the ...

Environment Canada has ended its air quality warning for Toronto late Monday afternoon, though poor conditions still persist.

Working out in the summer heat can be rough, but how do you know when it's so hot it may be unsafe? Here's why I always check ...

Parts of the Greater Toronto Area (GTA) are under an air quality warning on Monday alongside an ongoing heat warning in the region, Environment Canada says. Smoke from forest fires over northern ...

This summer, communities throughout the country are experiencing periods of intense heat, and there’s more to come.

Today brings a dangerous combination of extreme heat and fire weather to the Treasure Valley. A Heat Advisory and Fire ...

NWS Portland issues heat advisory and extreme heat watch for high temps of 93-98°F, risks of heat-related illnesses.

A Heat Advisory is in effect from 11 a.m. to 10 p.m. Sunday for much of the PNW, including the greater Portland-Vancouver ...

We’ll heat up even more Sunday, with highs expected in the low to mid 90s across the Portland area and western valleys and some spots farther south potentially creeping closer to the upper 90s. It’ll ...

The Flood Watch in effect for parts of the southern Plains, including much of Oklahoma and Texas, was expanded southeast this ...

Oregonians can click on this National Weather Service interactive tool to see if they are inside the boundaries of the ...