textproduct: Sacramento

KEY MESSAGES

- Storm system brings moderate to heavy rain and mountain snow, thunderstorms, cooler temperatures and breezy winds today through Wednesday morning. Lingering light showers and thunderstorms into Wednesday afternoon.

- Winter Storm Warning in effect through Wednesday afternoon - Mostly dry weather, with the potential for light mountain showers late this week into early next week. Isolated mountain thunderstorms possible on Saturday.

..Thursday through Monday

By Thursday, generally dry conditions will overtake the area and continue into the weekend. A trough will build in the EPAC however, which will introduce chances for light mountain rain and snow showers Friday through early next week. Latest NBM also depicts a 10-25% chance for mountain thunderstorms on Saturday, with the highest chances in Shasta County. High temperatures will fluctuate Thursday- Sunday, with gradual warming Thursday and Friday then gradual cooling by the weekend. Highs will be in the 60s to 70s in the Valley and foothills, with cooler low to mid 40s to 50s for the higher elevations.

AVIATION

A weather system is currently moving through interior NorCal, bringing Valley rain and t-storms and mountain snow. Widespread MVFR conditions due to low ceilings at all TAF sites next 12-18 hours. Occasional breaks in clouds will allow for rapid changes in visibilities, and any storm that develops will lower viz/ceilings to IFR/LIFR conditions. Best chances for t-storms through 06z Wednesday. Snow levels around 5000 feet next 24 hours. Surface wind gusts up to 25 knots in Valley; up to 35 knots in higher terrain.

STO WATCHES/WARNINGS/ADVISORIES

Winter Storm Warning until 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.