Full Notification

* WHAT...Dangerously hot conditions with temperatures 95 to 108 possible and widespread Major HeatRisk. Limited overnight relief with low temperatures in the 60s to mid 70s.

* WHERE...Carquinez Strait and Delta, Sacramento Valley, Motherlode, Mountains Southwestern Shasta County to Western Colusa County, Northeast Foothills, Northern San Joaquin Valley, and portions of Shasta County.

* WHEN...From 11 AM Tuesday to 8 PM PDT Thursday.

* IMPACTS...Heat related illnesses increase significantly during extreme heat events, particularly for those working or participating in outdoor activities.

* ADDITIONAL DETAILS...Hottest temperatures are expected Wednesday. Area waterways will continue to run cold and fast, creating dangerous conditions for those seeking relief in rivers and lakes. Hot temperatures may linger into Friday.

* AFFECTED AREAS: SHASTA LAKE AREA / NORTHERN SHASTA COUNTY ... NORTHERN SACRAMENTO VALLEY ... CENTRAL SACRAMENTO VALLEY ... SOUTHERN SACRAMENTO VALLEY ... CARQUINEZ STRAIT AND DELTA ... NORTHERN SAN JOAQUIN VALLEY ... MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY ... NORTHEAST FOOTHILLS/SACRAMENTO VALLEY ... MOTHERLODE

Instructions:

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.