Heat Advisory

* WHAT...Hot conditions with high temperatures up to 88 to 95 degrees expected and low temperatures from 60 to 65 degrees. This will pose a moderate to major 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 10 AM Tuesday 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...Areas closest to the water will experience cooler daytime high temperatures.

Wednesday, Jul 22, 11:00 PM PDT
Clear
65°
Feels 65°
 78%
Dewpt 58°
 n
1 - 2 mph
Tuesday, Jul 21
Partly cloudy throughout the day.
65 91 65 - 91
Wednesday, Jul 22
Clear conditions throughout the day.
66 94 66 - 94
Thursday, Jul 23
Partly cloudy throughout the day.
67 81 67 - 81
Friday, Jul 24
Partly cloudy throughout the day.
64 80 64 - 80
Saturday, Jul 25
Partly cloudy throughout the day.
62 75 62 - 75
Sunday, Jul 26
Partly cloudy throughout the day.
62 76 62 - 76
Monday, Jul 27
Partly cloudy throughout the day.
61 76 61 - 76
Tuesday, Jul 28
Partly cloudy throughout the day.
61 75 61 - 75
Wednesday, Jul 29
Clear conditions throughout the day.
49 79 49 - 79
Thursday, Jul 30
Clearing in the afternoon.
50 73 50 - 73
Friday, Jul 31
Clear conditions throughout the day.
49 77 49 - 77
Saturday, Aug 1
Clearing in the afternoon.
52 79 52 - 79
Sunday, Aug 2
Clear conditions throughout the day.
52 76 52 - 76
Monday, Aug 3
Clear conditions throughout the day.
51 79 51 - 79
Tuesday, Aug 4
Partly cloudy throughout the day.
50 76 50 - 76
Weather forecast for Seattle, WA on Tue, 21 Jul 2026 13:53:25 GMT