For the first half of December, it's been unseasonably cold in much of the eastern half of the U.S. But that's finally about to change.
Breakdown
- Arctic cold to be replaced by milder weather in Northeast and Midwest
- Recent weeks saw temperatures 7–12°F below average and significant snow 13s
- Warm southwest flow will bring 40s and 50s, with rain expected 3m 7s
- Cold will return briefly but not persist; more temperature swings likely 3m 34s
- Christmas week may bring icy mix near and north of I-80 6m 2s