The San Diego area is expected to experience increasing rainfall totals due to an atmospheric river that has entered the region. The National Weather Service (NWS) San Diego has forecasted the heaviest rain to occur on Monday evening and into the overnight hours. A Flash Flood Warning is in effect for Fallbrook and Rainbow until 11:30 p.m., and a Moderate Flood Advisory will remain in place until midnight in San Diego County. Additionally, a Moderate Flood Watch has been issued for coastal areas, mountains, inland valleys, and deserts through Tuesday evening.
As of 10 p.m., the rainfall totals in the San Diego region have been recorded. Notable rainfall totals include 2.50 inches in Oceanside, 2.56 inches in Fallbrook, 1.83 inches in Carlsbad, 1.29 inches in Encinitas, and 0.585 inches in Rancho Bernardo. The East County received less rainfall with 0.69 inches in Ramona, 0.86 inches in Poway, 0.82 inches in Santee, and 0.63 inches in La Mesa. In San Diego, other areas received varying amounts of rainfall, such as 0.87 inches in Fashion Valley, 0.79 inches at San Diego International Airport, and 0.85 inches in Point Loma.
In conclusion, the San Diego area is facing increased rainfall due to an atmospheric river, leading to various flood warnings and advisories. As rainfall totals continue to be monitored, residents are urged to exercise caution and stay updated with real-time information as the storm progresses.