Headline:
Heat Advisory issued June 20 at 11:40AM PDT until June 24 at 11:00PM PDT by NWS Seattle WA
Event:
Heat Advisory
Urgency:
Expected
Effective:
June 20, 2026 - 11:40am
Expires:
June 20, 2026 - 7:45pm
Description:
* WHAT...Hot conditions with high temperatures between 85 to 95
expected and low temperatures between 55 and 65. This will pose a
moderate risk of heat-related illness.
* WHERE...Eastern Kitsap County, City of Seattle, Downtown Everett /
Marysville Area, Eastside, Foothills and Valleys of Central King
County, Foothills and Valleys of Pierce and Southern King
Counties, Foothills and Valleys of Snohomish and Northern King
Counties, Lowlands of Pierce and Southern King Counties, and
Shoreline / Lynnwood / South Everett Area.
* WHEN...From 11 AM Monday to 11 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.
* ADDITIONAL DETAILS...Temperatures will peak on Tuesday in the
upper 80s to low 90s, but remain in the upper 80s on Wednesday.
Instruction:
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.
For sheltering information and other human services in your area,
dial 2 1 1 during business hours or visit wa211.org anytime.
Area Description:
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; Downtown Everett / Marysville Area; Shoreline / Lynnwood / South Everett Area; Eastside; City of Seattle; Lowlands of Pierce and Southern King Counties; Eastern Kitsap County
Forcast Office:
NWS Seattle WA
Sender:
w-nws.webmaster@noaa.gov