A cold front will bring showers overnight with falling temps. Friday will clear out but it will be colder. Then Saturday will be the coldest of the week with highs holding in the 30's.
Boston forecast:
Tonight: Showers with scattered downpours. Low 43. SW wind of 10-20 MPH with gusts to 30 MPH.
Friday: Becoming mostly sunny. High 45. NW wind of 15-25 MPH.
Friday night: Clear with lows in the mid 20's.
Saturday: Mostly cloudy with scattered snow showers. Cold with highs in the mid 30's .
Sunday: Partly sunny with highs in the upper 40's.
Monday: Sunny with highs in 50's.