Washington Heat Advisory - Moderate | Effective 06/14/2026 00:42
* WHAT...Hot conditions with high temperatures up to 93 to 98
degrees and low temperatures down to 60 degrees expected. This
will pose a moderate risk of heat-related illness.
* WHERE...Middle Chehalis River Valley, Lowlands of Lewis and
Southern Thurston Counties, Olympia and Southern Puget Sound, and
Willapa and Black Hills.
* WHEN...From 11 AM this morning to 5 AM PDT Tuesday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,