Record warmth on its way to Eastern US

Record warmth is on its way to the Eastern U.S. this week.

ByABC News
February 18, 2018, 5:54 AM

— -- The warmest temperatures since November are headed for parts of the Northeast this week.

Temperatures today from New York to Boston will be in the 40s. The Ohio Valley and Gulf Coast will see 70s on Tuesday, with that warmth sliding east a day later as temperature may reach 15 to 20 degrees above normal.

New York may see 70 degrees on Wednesday, which would be the highest temperature in the city since it touched 74 on Nov. 3. Longer term, temperatures in the eastern U.S. may remain above average for another week or two.

Parts of the eastern U.S. may see record highs approaching midweek.
Parts of the eastern U.S. may see record highs approaching midweek.

A strong storm in the Pacific Northwest on Saturday knocked out power lines and downed trees in Northwest Washington. Wind gusts near Seattle reached almost 50 mph. Nearby mountains saw heavy snowfall.

A potent storm in the Pacific Northwest knocked down trees and power lines on Saturday.
A potent storm in the Pacific Northwest knocked down trees and power lines on Saturday.

Another cold-pressure system developing in the Northwest is expected to bring with it the coldest air of the season for much of the West Coast. The lowlands of Washington and Oregon are expecting more snow this morning, and Seattle and Portland may see 1-2 inches through Sunday. Parts of the Rockies and Cascades may see 1-2 feet.

Parts of the Rockies and Cascades may see up to 1 foot of snow.
Parts of the Rockies and Cascades may see up to 1 foot of snow.
Morning temperatures later this week will approach record lows from the West Coast to the Upper Midwest.
Morning temperatures later this week will approach record lows from the West Coast to the Upper Midwest.

By Monday morning, lows will dip to the low 20s across the Northwest. By Tuesday, wind chills in the 30s will creep all the way down to San Francisco and Los Angeles as parts of the northern plains see lows approach -30.

States including Kansas and Wisconsin may see a mix of rain and snow later in the week.
States including Kansas and Wisconsin may see a mix of rain and snow later in the week.

A system moving through the Rockies will bring more precipitation from Colorado to Minnesota, as parts of Kansas and Wisconsin see a wintry mix.

Heavy rain is expected later in the week.
Heavy rain is expected later in the week.

Heavy rain is expected from Texas to Michigan later in the week, bringing with it moderate concern of a flash flood in the region. A state of emergency was declared in West Virginia on Saturday because of excessive flooding.

Significant parts of the U.S. may get 5-7 inches of rainfall by the middle of the week.

Parts of the Midwest may see more than 4 inches of rain through Wednesday.
Parts of the Midwest may see more than 4 inches of rain through Wednesday.

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