Pleasanton and the Tri-Valley are expected to be sunny and breezy today with highs about 80 degrees by mid-afternoon, but with temperatures faling back into the upper 60s and lower 70s for the rest of the week.
The weather burau has also issued a wind advisory staring at 2 a.m. tomorrow (Tuesday) to 11 a.m. Wednesday for higher elevation areas in the Bay Area because wind gusts of up to 55 mph are anticipated. The advisory includes Alameda County as well as Contra Costa, San Francisco, Santa Cruz, San Mateo, Marin, Monterey, Napa, Sonoma and Santa Clara counties.
A low pressure region is expected move into the Bay Area tonight, which would result in higher northwesterly winds beginning early Tuesday morning and lasting through Wednesday morning.
Winds are expected to reach 25 to 35 mph, with local gusts as high as 55 mph, the weather bureau said. Winds this strong can make driving difficult, especially for tall vehicles.
Locally today, southwest winds of 5 to 10 mph are expected to become west winds of 10 to 20 mph.
Tonight, the Tri-Valley is expected to be partly cloudy and breezy with highs in the lower 50s. Northwest winds of 10 to 20 mph inland are anticipated.
Tuesday, the Tri-Valley is expected to be sunny and breezy with highs in the upper 60s and northwest winds of 20 to 30 mph.