* WHAT...Dangerously hot conditions with high temperatures up to 110 and overnight low temperatures in the 70s expected with widespread Major HeatRisk.
* WHERE...Butte County Below 1000 ft, N. Sac Valley in Tehama County, Shasta Metro, Sierra (Tehama-Plumas) 1000-3000 ft, W Tehama Co Foothills 1000-3000 ft, and W. Shasta County 1000-3000 ft.
* WHEN...From 11 AM Sunday to 11 PM PDT Tuesday.
* IMPACTS...Hot temperatures may cause heat illnesses, especially for those more sensitive to heat.
* 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.