* WHAT...Dangerously hot conditions with high temperatures up to 110 and overnight low temperatures in the 70s expected with widespread Major HeatRisk.
* WHERE...Shasta County Foothills 1000-3000 ft, Shasta Lake Area & 1-5 1000-3000 ft, Tehama Co Coast Range Above 3000 ft, and W. Shasta County Above 3000 ft.
* WHEN...From 11 AM Sunday to 11 PM PDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during extreme heat events.
* ADDITIONAL DETAILS...Hot daytime temperatures will occur in other Valley locations, though Delta breeze influence will better moderate local temperatures in the remainder of the Valley.