* WHAT. Dangerously hot conditions with temperatures up to 94 expected southeast portion of San Francisco county. Much cooler temperatures are expected near the immediate coast and Golden Gate Area. * WHERE. The hottest locations will be in the vicinity of Bayview, Mission, N and S Bernal Heights district. * WHEN. From 10 AM to 11 PM PDT Saturday. * IMPACTS. Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS. Major HeatRisk (level 3 of 4) in the southeast portion of county. Moderate HeatRisk (level 2 of 4) elsewhere.

* WHAT. Dangerously hot conditions with temperatures up to 94 expected southeast portion of San Francisco county. Much cooler temperatures are expected near the immediate coast and Golden Gate Area. * WHERE. The hottest locations will be in the vicinity of Bayview, Mission, N and S Bernal Heights district. * WHEN. From 10 AM to 11 PM PDT Saturday. * IMPACTS. Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS. Major HeatRisk (level 3 of 4) in the southeast portion of county. Moderate HeatRisk (level 2 of 4) elsewhere.

* WHAT. Dangerously hot conditions with high temperatures of 106 to 112 expected. Low temperatures in the northern Coachella Valley mostly in the 80s. * WHERE. San Gorgonio Pass Near Banning. * WHEN. Until 8 PM PDT Monday. * IMPACTS. Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS. Well above average temperatures will continue through early next week.

* WHAT. Dangerously hot conditions with high temperatures of 106 to 112 expected. Low temperatures in the northern Coachella Valley mostly in the 80s. * WHERE. San Gorgonio Pass Near Banning. * WHEN. Until 8 PM PDT Monday. * IMPACTS. Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS. Well above average temperatures will continue through early next week.

* WHAT. Hot temperatures 92 to 104 expected with warm overnight lows in the 60s to mid 70s. * WHERE. Carquinez Strait and Delta, Motherlode, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN. Until 11 PM PDT Sunday. * IMPACTS. Heat related illnesses will be possible, especially for groups that are sensitive to heat. * ADDITIONAL DETAILS. Widespread Moderate HeatRisk is expected across the Valley and Delta, with Major HeatRisk in the foothills and Delta. Limited overnight cooling expected in the foothills. This level of heat may impact outdoor activities.

* WHAT. Dangerously hot conditions with temperatures up to 94 expected southeast portion of San Francisco county. Much cooler temperatures are expected near the immediate coast and Golden Gate Area. * WHERE. The hottest locations will be in the vicinity of Bayview, Mission, N and S Bernal Heights district. * WHEN. From 10 AM to 11 PM PDT Saturday. * IMPACTS. Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS. Major HeatRisk (level 3 of 4) in the southeast portion of county. Moderate HeatRisk (level 2 of 4) elsewhere.