* WHAT...Hot conditions with high temperatures in the 80s to low 90s
today and 80s to mid 90s Wednesday. Low temperatures mostly in the
low to mid 60s. This will pose a Moderate risk of heat-related
impacts.

* WHERE...Portions of northwest and west central Washington.

* WHEN...Until 10 PM PDT Wednesday.

* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.

WWUS76 KSEW 152349
NPWSEW

Heat Advisory
National Weather Service Seattle WA
449 PM PDT Tue Jul 15 2025
WAZ305>319-321>323
/O.CON.KSEW.HT.Y.0002.000000T0000Z-250717T0500Z/
Foothills and Valleys of the North Cascades-Foothills and Valleys of Snohomish and Northern King Counties-Foothills and Valleys of Central King County-Foothills and Valleys of Pierce and Southern King Counties-Foothills and Valleys of Thurston and Lewis Counties-Lowlands of Western Whatcom County-Lowlands of Western Skagit and Northwestern Snohomish Counties-Downtown Everett / Marysville Area-Shoreline / Lynnwood / South Everett Area-Eastside-City of Seattle-Lowlands of Pierce and Southern King Counties-Olympia and Southern Puget Sound-Lowlands of Lewis and Southern Thurston Counties-Middle Chehalis River Valley-Southern Hood Canal-Northern Hood Canal-Eastern Kitsap County

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY...

* WHAT...Hot conditions with high temperatures in the 80s to low 90s
today and 80s to mid 90s Wednesday. Low temperatures mostly in the
low to mid 60s. This will pose a Moderate risk of heat-related
impacts.

* WHERE...Portions of northwest and west central Washington.

* WHEN...Until 10 PM PDT Wednesday.

* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when possible.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Local Weather

Seattle, Washington, US
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