The system that produced three days of severe weather has shifted along the East Coast, but will move off the Atlantic coast early Friday for most.
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However, on the northern end of this line, a threat of wintry weather is targeting interior Maine.
Winter weather advisories have been issued through Friday afternoon.
Off-and-on snow and ice will be possible across New England through the weekend.
Meanwhile, in the West, widespread warmth and record heat are expected through the weekend.
Highs will soar 10-25 degrees above average, reaching the 70s and 80s.
The deserts will likely reach the mid-90s.
Over 60 record highs are possible from southwestern California to the Great Basin.
El Centro, California, is forecast to reach 98 degrees on Saturday.
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The heat is also expected to melt much of the remaining below-average snowpack.