Hydrometeorological Discussion
Issued by NWS California-Nevada RFC
Issued by NWS California-Nevada RFC
446 AGUS76 KRSA 212027 HMDRSA Hydrometeorological Discussion National Weather Service / California Nevada RFC / Sacramento CA 1230 PM PST Fri Nov 21 2025 ...SCATTERED SHOWERS AND POSSIBLE T-STORMS OVER SRN CA TODAY AS A LOW MOVES THROUGH WITH LINGERING LIGHT SHOWERS ALSO SAT... ...DRY CONDITIONS THE REST OF THE PERIOD ASIDE FROM A SLIGHT CHANCE OF SHOWERS FOR FAR NRN CA SUN/WEDS AS A PAIR OF TROUGHS IMPACT THE PACNW... .METEOROLOGICAL CONDITIONS (FRI PM - THU AM)... Forecast remains on track with minor changes made to the afternoon QPF. Increased amounts along coastal srn CA for the current period given recent observations exceeding model guidance. For the duration of this system this increase amounts to 0.10-0.25". Models still show the low shifting to the southwest the rest of today before turning eastward towards baja tonight. Expect continued scattered showers and potentially thunderstorms for soCal the rest of today with lingering showers on Saturday. Generally dry conditions the rest of the period as high pressure builds in. The exception will be a slight chance of showers Sunday and Wednesday along the northern border as a pair of troughs move through the PacNW. SE CA and parts of the srn Sierra can expect another 0.25-1" now to 00z Sun with amounts closer to 0.10-0.30" for most of the rest of srn CA. QPF graphics are available at www.cnrfc.noaa.gov/qpf.php AS $$