At 9:44 p.m. on Sunday, the National Weather Service issued a heat advisory valid from Tuesday noon until Wednesday 10 p.m.

The Portland National Weather Service issued a heat advisory for multiple regions, with temperatures potentially hitting 100 ...

After seeing temperatures soar into the mid-90s on Sunday, Monday brings a slight reprieve before another big warm-up.

At 12:31 p.m. on Sunday, the National Weather Service issued an updated heat advisory in effect until 10 p.m. for Tualatin ...

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

National Weather Service issues Heat Advisory for Tuesday and Wednesday with temperatures possibly climbing to 100 degrees.

KGW meteorologist Joe Raineri says Portland faces its warmest days of summer this week, with temperatures potentially hitting 100 degrees by Wednesday.

The potential for heat-related illness around the Portland metro area increases by the middle of this week. A Heat Advisory is in place for Tuesday and Wednesday as temperatures could rise to 90-98 ...

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 ...

The Portland office of the National Weather Service has issued a Heat Advisory for Sunday, July 13 from 11 a.m. to 10 p.m.

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 ...