A heat dome happens when hot air is trapped over an area due to a persistent high pressure system, William Gallus, a ...

The ‘Urban Heat islands explorer map’ was commissioned by the City of Portland in 2018 and released to the public in 2019 after being designed by Metro. ... (ie. with more trees or grass).

The National Weather Service has expanded its HeatRisk map nationally, in time for Memorial Day weekend. The map predicts heat risk for the next seven days, with a color-coded map to simplify the ...

The extreme heat killed about 100 peach trees. "It really pushed a lot of those trees over the edge," said Anderson, the owner of Pinnacle Farms. "This year it didn't matter how much we watered them." ...

The data was then crunched and a map created by CAPA Strategies LLC, a Portland-based climate consulting firm that partners with the National Oceanic and Atmospheric Administration to map heat ...