A heat advisory was in effect on Labor Day weekend and beyond in many areas of Southern California, where temperatures are forecast to soar well above 100 degrees.
The advisory, indicating dangerous heat conditions, will blanket much of the region, including parts of the Los Angeles area, Orange County and all of the Inland Empire, the National Weather Service said Sunday. The advisory will extend into Tuesday.
In Los Angeles County, the areas under the advisory beginning Sunday include the local mountains and the San Fernando and San Gabriel valleys, with some spots expected to top out between 95 and 105 degrees, the NWS said. The coast, as usual, will be somewhat cooler, with highs in the upper 80s in some beach towns.
On Sunday, the region saw highs of 93 degrees in downtown Los Angeles, 92 in Long Beach, 97 in Burbank, 106 in Woodland Hills and 97 in El Monte.
Predicted highs for Labor Day include 94 in downtown L.A., 94 in Long Beach, 99 in Burbank, 106 in Woodland Hills and 99 in El Monte.
The heat advisory in interior parts of Orange County and the Inland Empire kicks in on Monday, the weather service said.
On Sunday, Anaheim saw a high around 94, and Newport Beach reached 77 degrees. Santa Ana’s high was around 94 degrees, Laguna Beach saw a high of 85 degrees and Yorba Linda reached 101 degrees Sunday.
On Labor Day, Anaheim could see highs around 95, Santa Ana is predicted to reach a high around 91 degrees and Newport Beach could reach around 79 degrees. Meteorologists predict Laguna Beach could see highs in the low 80s, and Yorba Linda could see highs around 96.
Communities in the Riverside area hit between the upper 90s and 102 Sunday and some were expected to reach 102 on Labor Day, according to the NWS.
Coachella Valley temperatures will be the highest in the county, as Coachella reached a high around 115 on Sunday and is expected to reach similar highs on Labor Day. Palm Springs was predicted to be just a few degrees cooler, reaching a high of about 115 Sunday and a high of 109 predicted for Monday.
Temecula temperatures were in the upper 90s and low 100s on Sunday, and similar highs were expected for Labor Day, while Hemet should see triple-digit temperatures all weekend, reaching a high of 103 by Monday.
Forecasters said monsoonal moisture will arrive again Tuesday, bringing a risk of showers and thunderstorms through the remainder of the week.
A slight cooling trend is expected later in the week, with temperatures cooling off by about 5 to 7 degrees for the following weekend.
Forecasters are reminding anyone heading to the beach over the holiday weekend to be aware of hazardous rip currents and elevated surf. A beach hazards statement is in effect through Monday night.
Health officials also urge people to generally avoid strenuous outdoor activity, drink plenty of fluids and to check on those at risk for heat-related illness, such as people who are sick or have chronic conditions, older adults and pregnant women.
The public is also reminded to never leave children and pets in a vehicle without air conditioning on for even one minute, as vehicle temperatures can quickly rise to deadly levels.