Seattle

Seattle Heat Advisory Extended as Temperatures Climb, NWS Urges Precautions

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Published on July 17, 2025
Seattle Heat Advisory Extended as Temperatures Climb, NWS Urges PrecautionsSource: GyozaDumpling, CC BY-SA 4.0, via Wikimedia Commons

As temperatures worsen, the National Weather Service in Seattle has extended a heat advisory across northwest and west central Washington. According to the latest update, the advisory will be effective until 8 PM PDT this evening. Hot conditions with high temperatures in the 80s to near 90, and low temperatures from the upper 50s to low 60s are expected, posing a moderate risk of heat-related illness, as reported by NWS Seattle.

Regions specifically affected by the advisory, running a gamut that includes urban centers and rural outskirts, encompass the Foothills and Valleys of the North Cascades, along with areas such as Redmond, Seattle, and Monroe. Residents are encouraged to remain hydrated and stay indoors if possible, especially those sensitive to heat, including the elderly and young children. The risk of heat-related illnesses will significantly increase with heat, as per the National Weather Service.

Precautions advised by the NWS include staying in air-conditioned rooms, avoiding the sun, and checking up on relatives and neighbors. A particular caution has been given against leaving young children and pets in vehicles, which is dangerous under any circumstances and can turn fatal quickly on hot days. The Occupational Safety and Health Administration also recommends that people working outside take frequent rest breaks in shaded or air-conditioned environments.

As the high temperatures persist, the city's various cooling centers, including libraries and community centers, are expected to increase usage. The NWS Seattle advises wearing "lightweight and loose fitting clothing when possible."