Overview

• Temperatures will climb into the mid-90s across Greater Boston on Thursday with heat indices approaching 100 degrees and heat alerts in effect across Southern New England.
• A cold front will arrive Thursday evening, raising the risk of scattered showers and severe thunderstorms in Western New England with damaging winds and isolated tornado potential.
• Friday’s forecast calls for sunshine, lower humidity and highs near or just above 80 degrees following the frontal passage.
• The weekend will bring dry conditions with highs in the mid-80s on Saturday and readings near 90 degrees inland on Sunday as humidity returns.
• A heat wave is expected to settle in from Monday through Wednesday, producing four days of highs at or above 90 degrees and feels-like temperatures up to 105 degrees.