Description: Boston Common, Public Garden, John Hancock building, Prudential Center, Commonwealth Avenue, Boylston and Charles Streets, Government Center, snow falling, people playing in the snow.
Description: Green line trolley cars parked in snow. 15 teens shovel median strip along tracks in Brookline. Old orange trolley pulls to stop, rings bell, slowly proceeds on Beacon Street. Traffic rounds Newton Corner. View down onto Mass. Pike from overpass. Sign points to Charlesbank Road.
Description: Climatologist Robert Lautzenheiser confirms that December 1990 was the warmest December in weather records. Wind, snow, fog, flood, waves, beach umbrella.
Description: Boston meteorologists are perennially faced with the uncertain forecast of a White Christmas. National Weather Service Boston headquarters radar screens, computer maps. Weathercasters at Channels 4, 5, 7.