Heat Advisory

* WHAT...Hot temperatures of 100 to 105 degrees, possibly up to 110 degrees in the Klamath River Valley, are expected with low temperatures in the mid to upper 60s.

* WHERE...In California, Central Siskiyou County and Western Siskiyou County. In Oregon, Eastern Curry County and Josephine County and Jackson County.

* WHEN...Until 11 PM PDT this evening.

* IMPACTS...Hot temperatures will lead to a moderate risk of heat illnesses, especially for those without adequate cooling methods.

* ADDITIONAL DETAILS...A major risk of heat related illnesses is possible this evening. This level of heat will impact anyone without cooling methods. Periods of smoke could limit the ability to open windows for cooler air at night.