Southern California is still experiencing triple-digit temperatures on Monday, and a Flex Alert for the sixth consecutive day is in effect, urging people to limit their electricity use during peak times.
Excessive heat advisories are also in effect in Orange County through Friday at 8 p.m. for the Santa Ana Mountains, foothills, and coastal and inland areas. On Sunday, the beaches in Orange County were in the upper 80s, with Anaheim reaching 105 degrees, Santa Ana anticipated to reach 103 degrees, and Fullerton at 107 degrees. The overnight lows, which continue to be in the 70s and even in the low 80s in some hotter areas, do not provide much relief either.
The National Weather Service predicts “a prolonged period of sweltering conditions with minimal coastal clouds as high pressure aloft remains anchored over the West.” Through the beginning of next week, many valleys and mountain locations will experience temperatures in the triple digits. A very high risk of heat illness will result from temperatures that break records.
The NWS advised, “Drink lots of fluids, stay in an air-conditioned room, avoid the sun, and check on family and neighbors.” Under no circumstances should young children or pets be left alone in vehicles. Additionally, forecasters advised locals to take precautions and be aware of the symptoms of heat stroke.
The NWS advised taking extra precautions if you work or spend time outside. “Whenever possible, move physically demanding activities to the morning or evening. Being aware of heat exhaustion and heat stroke symptoms is essential.
“When possible, dress in light, loose-fitting clothing. The Occupational Safety and Health Administration advises scheduling frequent rest breaks in shaded or climate-controlled areas to lower risk during outdoor work. Should take Anyone experiencing heat exhaustion to a calm, shaded area.
The excessive heat warning has been extended for Orange County’s coastal and inland regions, including the San Bernardino and Riverside valleys, the Santa Ana mountains, and the foothills, until at least 8 p.m. on Friday.
The statewide Flex Alert was issued from 4 to 10 p.m. by the California Independent System Operator, which oversees the state’s electrical grid. Residents are urged to follow these power-saving recommendations:
— raising thermostats to at least 78 degrees;
— refraining from using large appliances;
— switching off unused lights; and
— refrain from charging electric cars.
Additionally, residents are advised to pre-cool their homes as much as possible to keep interiors cool and close blinds and drapes. The state has avoided forced power outages due to the alerts so far. According to officials, the most challenging days of the heat wave are expected to be Sunday, Monday, and Tuesday. It is anticipated that Tuesday’s peak demand would be 50,087 megawatts, just short of the all-time high of 50,270 set in 2006.
The electrical demand on Sunday was reportedly around 45,000, according to Cal-ISO.