Portland, Oregon, and Seattle will also see rain on New Year's Eve, but it'll be mostly dry for the rest of the country. Temperatures will be above average across the east on Tuesday, with highs forecast to reach 81 degrees in Miami, 66 degrees in Atlanta, 62 in Washington, D.C., 53 in Boston and 39 in Chicago.

GMT on New Year's Eve until 14:00. The windy conditions could cause transport disruption, power outages, and impacts along coastal areas due to large waves. As temperatures fall close to freezing, there may be some snow across parts of Northern Ireland on New Year's Day.