147 FSUS46 KSGX 292352 QPSSGX Quantitative Precipitation Forecast National Weather Service San Diego CA 352 PM PST Thu Feb 29 2024 Precipitation Forecast in Inches in 6-Hour Periods... [ Beginning times for each period are in local time... ] [ For example...04Thu ] [ ...10Thu is a forecast for 4 AM to 10 AM Thursday ] [ For example...22Thu ] [ ...04Fri is a forecast for 10 PM Thursday to 4 AM Friday] ...Orange County Coastal Areas... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Huntington Beach 0.00 0.03 0.01 0.00 0.00 0.08 0.07 0.07 0.04 0.03 Newport Beach 0.00 0.01 0.00 0.01 0.01 0.08 0.08 0.06 0.02 0.02 Laguna Beach 0.00 0.01 0.00 0.02 0.02 0.07 0.10 0.07 0.03 0.03 San Clemente 0.00 0.00 0.00 0.00 0.00 0.05 0.11 0.09 0.03 0.05 ...Orange County Inland Areas... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Anaheim 0.00 0.02 0.01 0.00 0.04 0.10 0.10 0.08 0.04 0.05 Fullerton 0.00 0.02 0.01 0.01 0.04 0.09 0.09 0.08 0.03 0.04 Brea 0.00 0.01 0.01 0.01 0.04 0.10 0.12 0.09 0.04 0.04 Villa Park 0.00 0.01 0.02 0.00 0.01 0.10 0.13 0.08 0.05 0.06 ...Santa Ana Mountains And Foothills... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Fremont Canyon 0.00 0.01 0.03 0.00 0.02 0.11 0.15 0.09 0.06 0.04 Silverado Canyon, 3 Mi East of Silverado 0.00 0.01 0.00 0.00 0.02 0.23 0.31 0.15 0.09 0.07 Modjeska Preserve 0.00 0.02 0.03 0.01 0.01 0.13 0.20 0.12 0.05 0.05 Santiago Peak 0.00 0.01 0.00 0.01 0.04 0.23 0.34 0.17 0.06 0.08 Santa Rosa Plateau 0.00 0.00 0.00 0.00 0.00 0.11 0.22 0.14 0.03 0.05 ...San Bernardino And Riverside County Valleys-The Inland Empire... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Ontario 0.00 0.00 0.01 0.03 0.03 0.12 0.10 0.09 0.06 0.05 San Bernardino 0.00 0.01 0.01 0.00 0.03 0.14 0.14 0.11 0.08 0.09 Beaumont 0.01 0.00 0.00 0.00 0.00 0.07 0.14 0.14 0.10 0.06 Riverside 0.00 0.01 0.02 0.00 0.03 0.06 0.07 0.07 0.05 0.05 Perris Valley Channel 0.00 0.01 0.00 0.00 0.00 0.02 0.07 0.11 0.04 0.04 Prado Dam 0.00 0.01 0.01 0.00 0.03 0.09 0.12 0.09 0.06 0.05 Temecula 0.00 0.01 0.00 0.00 0.00 0.04 0.08 0.09 0.04 0.09 Hemet 0.00 0.00 0.00 0.00 0.02 0.05 0.08 0.11 0.03 0.04 ...Riverside County Mountains... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Idyllwild 0.00 0.00 0.00 0.00 0.01 0.10 0.19 0.19 0.08 0.11 ...Coachella Valley... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Palm Springs 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Thermal 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ...San Bernardino County Mountains... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun San Antonio Dam 0.00 0.00 0.00 0.04 0.08 0.21 0.32 0.21 0.13 0.13 Lytle Creek 0.00 0.00 0.00 0.07 0.06 0.33 0.46 0.25 0.12 0.09 Wrightwood 0.00 0.00 0.00 0.00 0.02 0.12 0.19 0.18 0.07 0.04 Lake Arrowhead 0.05 0.05 0.00 0.01 0.08 0.31 0.43 0.28 0.13 0.14 Big Bear Lake 0.00 0.00 0.00 0.00 0.00 0.06 0.08 0.08 0.05 0.04 Big Morongo Canyon 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.00 0.00 ...Apple And Lucerne Valleys... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Hesperia 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.03 0.01 0.01 Victorville 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.00 0.00 Apple Valley 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.00 0.00 ...San Diego County Coastal Areas... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Oceanside 0.00 0.00 0.00 0.00 0.00 0.03 0.09 0.07 0.03 0.02 Miramar 0.00 0.00 0.00 0.00 0.00 0.00 0.06 0.04 0.02 0.02 San Diego International Airport 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.03 0.02 0.02 Chula Vista 0.00 0.00 0.00 0.00 0.00 0.00 0.03 0.03 0.02 0.02 San Ysidro 0.00 0.00 0.00 0.00 0.00 0.00 0.03 0.03 0.02 0.03 ...San Diego County Valleys... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Fallbrook 0.00 0.00 0.00 0.00 0.00 0.04 0.09 0.08 0.05 0.05 Rancho Bernardo 0.00 0.01 0.00 0.00 0.00 0.00 0.07 0.06 0.03 0.03 La Mesa 0.00 0.00 0.00 0.00 0.00 0.00 0.05 0.04 0.03 0.03 El Cajon 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.04 0.02 0.03 ...San Diego County Mountains... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Palomar Mountain 0.00 0.00 0.00 0.00 0.00 0.05 0.12 0.13 0.04 0.05 Julian 0.00 0.00 0.00 0.00 0.02 0.06 0.18 0.13 0.06 0.05 Mount Laguna 0.00 0.00 0.00 0.00 0.00 0.07 0.13 0.10 0.03 0.05 Campo 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.04 0.01 0.03 ...San Diego County Deserts... 16Thu 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 22Thu 04Fri 10Fri 16Fri 22Fri 04Sat 10Sat 16Sat 22Sat 04Sun Borrego Springs 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.00 0.00 $$ DISCUSSION... The marine layer will deepen further tonight into Friday morning with patchy drizzle and light showers for the coast and valleys. Precipitation is expected from the coast to the mountains for late Friday into Sunday with the greatest chances on Saturday. Through Sunday for Orange and southwestern San Bernardino Counties, rainfall is expected to range from around one-third inch near the coast to one-half to one inch in the mountains with isolated amounts up to 2 inches on the coastal slopes. For San Diego and western Riverside Counties, rainfall is expected to range near the coast from one-quarter inch for northern San Diego County to around one-tenth inch for southern San Diego County to one-quarter to one-half inch in the mountains. A snow level around 6000 feet on Saturday is expected to fall to around 5000 feet on Sunday with snowfall of 3 to 6 inches in the mountains above 6500 feet with isolated greater amounts above 7500 feet. Around 1 to 2 inches is possible between 6000-6500 feet. $$ SS