Forecast: Cool, showery spell ahead for Boston, splendid pattern for eclipse Monday

There are chances for rain over the weekend, but the system should clear out in time to see the eclipse. Friday evening: Cloudy skies, few flurries or sprinkles. Temps in the 40s. Overnight Friday night: Chilly air. Brisk Winds: 15-20mph. Lows in the mid 30s. Saturday: Isolated coastal showers. Highs near 45 degrees. Sunday: Partly Cloudy. Pockets of sun. Highs near 46 degrees.