textproduct: Sacramento

KEY MESSAGES

- Light mountain showers and isolated thunderstorms Friday afternoon into early next week.

- Shower and isolated thunderstorm potential spreads into the foothills and into the northern Sacramento Valley for the weekend, highest on Sunday.

- Light showers over the Sierra early to mid-week, south of Interstate 80.

- Temperatures trend cool for weekend, a little above normal mid to late next week.

..Friday - Mid Next Week

Ensembles continue to show an upper low trough building over the eastern Pacific that will move over the area this weekend as it merges with another trough. This pattern will introduce chances for light mountain rain and snow showers starting Friday afternoon, with a 10-15% chance for isolated thunderstorms over the Sierra crest. There is a better (15-25% chance) for afternoon/evening mountain thunderstorms over the weekend, highest on Sunday, with some thunderstorm potential into the foothills and northern Sacramento Valley. Little to no impacts are expected as precipitation amounts are generally anticipated to remain relatively light. Showers and isolated thunderstorms are expected to be limited mainly to the mountains Monday. Snow amounts Friday into early next week are expected to be generally light, a dusting to a few inches.

Lingering showers continue over the Sierra south of Interstate 80 Tuesday into Wednesday.

Gradual cooling is expected into 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. Temperatures trend higher mid to late week, with 70s to around 80 in the Valley. elevations

AVIATION

VFR conditions with mostly clear skies are expected across northern CA through 18Z Friday. Surface winds remain under 12 kts for the next 24 hours. Mountain showers possible after 18Z Friday, including slight chance of isolated thunderstorms over the Sierra Crest.

STO WATCHES/WARNINGS/ADVISORIES

None.