The National Weather Service San Diego predicts cooler temperatures and possible showers for the weekend before Halloween, with mountains expecting more rain than deserts and chilly evening temperatures are expected for trick-or-treaters.

Southern California experiences its coldest morning this season with temperatures dropping into the teens in mountain valleys. A Frost Advisory is in effect, and light to moderate rain is expected over the weekend.

Scripps researchers found DDT residues in Southern California's marine life and sediments, despite its ban in 1972, with varying degrees based on location and fish diet.

Governor Newsom visited wastewater facilities to tackle the Tijuana River’s sewage problem, focusing on upgrades to reduce pollution by up to 90% with local and federal partnership.

NWS San Diego reports unseasonably cool temperatures and wind in Southern California, with potential light showers or significant rainfall predicted for the weekend.

Southern California is experiencing cooler temperatures, gusty winds, and possible light showers. Frost is likely in high desert areas, while coastal regions face lesser effects. The NWS urges caution for drivers and mariners.

San Diego is expecting a weather shift to cooler temperatures and gusty conditions, with high temperatures on Sunday preceding a drop in temps and an increase in winds by Monday.

San Diego celebrated the planting of the 1,000th tree under the Trees for Communities initiative, with Mayor Gloria emphasizing urban forest expansion in underserved areas.

San Diego will experience a weather shift from warm to cooler, breezy conditions, including the chance of showers and gusty winds early next week, per NWS San Diego.

Southern California is set to experience a shift in weather with near-average coastal temperatures and above-average inland heat, followed by a dramatic cooldown and strong winds early next week.

San Diego County officials unanimously support legal action to address pollution in the Tijuana River Valley, with a policy directing updates on potential lawsuits and exploring the Clean Water Act for remedies.

San Diego experienced higher-than-average temperatures this week, according to NWS, with a cool down expected next week and potential showers. Dense fog advisories were issued for reduced visibility.

The National Weather Service San Diego forecasts cooler temperatures early next week for parts of California, with varying degrees of cooling across regions. Minimal aviation and marine impacts are expected.