textproduct: Sacramento

KEY MESSAGES

- Storm system brings renewed precipitation chances in moderate to heavy rain and mountain snow, thunderstorms, cooler temperatures and breezy winds Today through Wednesday

- Winter Storm Warning in effect from late tonight through Wednesday afternoon

- Mostly dry weather, with the potential for light mountain showers late this week into the weekend

..Thursday through Sunday

By Thursday, mostly clear and dry conditions will overtake the area and continue into the weekend. A trough will build in the EPAC however, which will introduce a light shower chance to our higher terrains in the Sierra and southern Cascades Saturday and Sunday. Overall precipitation impacts look to be little to none at this point, as the trough will eventually move inland in SoCal by early next week. High temperatures will fluctuate Thursday- Sunday, with gradual warming Thursday and Friday then gradual cooling by the weekend. Highs will be in the 70s through this period, with cooler low to mid 40s - low 50s for the higher elevations.

AVIATION

A weather system is moving through interior NorCal this afternoon and will bring widespread Valley rain showers and mountain snow next 24 hours. Scattered MVFR/IFR conditions expected to develop around 00z at most TAF sites, then as we move into Tuesday morning around 06z widespread MVFR/IFR conditions at all TAF sites. Snow levels next 24 hours generally 6000-7000 feet; falling to 5500-6500 feet by 12z Tuesday. Surface winds gusting from south- southwest up to 25 knots in Valley; 35 knots in higher terrain beginning around 00z Tuesday.

STO WATCHES/WARNINGS/ADVISORIES

Winter Storm Warning from 2 AM Tuesday to 5 PM PDT Wednesday for Lassen Volcanic NP-Sierra (Cal-Tuo) Above 5000 ft-Sierra (El Dorado-Amador) Above 5000 ft-Sierra (Sierra-Placer) Above 5000 ft-Sierra (Tehama-Plumas) Above 3000 ft.