The frigid mornings recently have become part of the routine, during a cold snap that’s affected the Bay Area this month. The coldest lows are in the North Bay valleys, with spots that can get to the mid-30s. Another chilly location is the interior East Bay, where lows could be in the upper 30s. Even though the mornings have been pretty cold, the weekend was overall mild, due to a ridge pattern, an area of high pressure that promotes clear skies and dry conditions. We can expect more of the same temperatures for Monday, as a ridge slowly moves east.
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