####018004732#### FSUS46 KLOX 041057 QPSLOX Quantitative Precipitation Forecast National Weather Service Los Angeles/Oxnard CA 358 AM PDT Sat May 04 2024 Precipitation forecasts in inches are provided in 3-hour increments until 1700 followed by 6-hour increments until 0500. Thunderstorm chances cover up to 0500 on day 1 only. Light rainfall amounts greater than zero but less than a tenth of an inch are shown as lgt. The discussion covers the period from: Sat May 04 2024 through Fri May 10 2024. && 05-08 08-11 11-14 14-17 | 17-23 23-05 San Luis Obispo County... LSRC1:Cambria 0.0 lgt 0.2 lgt | lgt 0.0 SMRC1:Santa Margarita 0.0 lgt 0.2 lgt | lgt 0.0 NIPC1:Lopez Lake 0.0 0.0 lgt 0.1 | lgt 0.0 1-Hr Rates: Coasts/Valleys Foothills/Mountains Expected Peak (in/hr): 0.10-0.20 0.05-0.25 Probability 0.50+ in/hr: <5% 10% Probability 1.00+ in/hr: <5% <5% Peak rates expected to occur between: 1300-1700 Chance of Thunderstorms: 0% && 05-08 08-11 11-14 14-17 | 17-23 23-05 Santa Barbara County... SIYC1:Santa Maria 0.0 0.0 lgt lgt | lgt 0.0 SBTC1:Santa Barbara Potrero 0.0 0.0 0.0 lgt | lgt 0.0 GBRC1:Gibraltar Dam 0.0 0.0 0.0 0.0 | lgt 0.0 SMCC1:San Marcos Pass 0.0 0.0 0.0 0.0 | lgt 0.0 SBFC1:Santa Barbara City 0.0 0.0 0.0 0.0 | lgt 0.0 1-Hr Rates: Coasts/Valleys Foothills/Mountains Expected Peak (in/hr): 0.01-0.03 0.05-0.15 Probability 0.50+ in/hr: <5% <5% Probability 1.00+ in/hr: <5% <5% Peak rates expected to occur between: 1700-2100 Chance of Thunderstorms: 0% && 05-08 08-11 11-14 14-17 | 17-23 23-05 Ventura County... FGWC1:Fagan Canyon 0.0 0.0 0.0 lgt | lgt 0.0 HRCC1:Hopper Canyon 0.0 0.0 0.0 lgt | lgt lgt MTDC1:Matilija Dam 0.0 0.0 0.0 lgt | lgt 0.0 VTUC1:Ventura City 0.0 0.0 0.0 0.0 | lgt 0.0 MORC1:Moorpark 0.0 0.0 0.0 0.0 | lgt lgt CRXC1:Circle X Ranch 0.0 0.0 0.0 0.0 | lgt lgt 1-Hr Rates: Coasts/Valleys Foothills/Mountains Expected Peak (in/hr): 0.01-0.03 0.01-0.03 Probability 0.50+ in/hr: <5% <5% Probability 1.00+ in/hr: <5% <5% Peak rates expected to occur between: 2000-2400 Chance of Thunderstorms: 0% && 05-08 08-11 11-14 14-17 | 17-23 23-05 Los Angeles County... WFKC1:West Fork Heliport 0.0 0.0 0.0 lgt | lgt 0.1 BDDC1:Big Dalton Dam 0.0 0.0 0.0 lgt | lgt 0.2 PCDC1:Pacoima Dam 0.0 0.0 0.0 lgt | lgt lgt FLTC1:La Canada Flintridge 0.0 0.0 lgt 0.0 | lgt lgt SAUC1:Saugus 0.0 0.0 0.0 lgt | lgt lgt CQT:Downtown LA 0.0 0.0 0.0 0.0 | 0.0 lgt MLUC1:Malibu Big Rock Mesa 0.0 0.0 0.0 0.0 | lgt lgt 1-Hr Rates: Coasts/Valleys Foothills/Mountains Expected Peak (in/hr): 0.01-0.05 0.10-0.20 Probability 0.50+ in/hr: <5% 10% Probability 1.00+ in/hr: <5% <5% Peak rates expected to occur between: 0100-0500 Chance of Thunderstorms: 0% && DISCUSSION: An unseasonably cold storm system will brush the area over the weekend. There a high-to-definite chance of rain across the area this afternoon through early Sunday. Rainfall amounts will likely be around a quarter inch or less, except a quarter to half inch across the Coast Range of Central California and into the San Gabriel Mountains. Snow levels will be fairly high initially, but will lower to between 4000 to 5000 feet over Ventura and Los Angeles Counties by tonight. However, at that time only light snow amounts will be possible. NOTE: This a special issuance due to the threat of rain. Routine issuances of this product will resume Nov 1. If widespread rain is expected before then additional forecasts will be sent out. $$