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Winter storm to blast East Coast as powerful ‘bomb cyclone’ on Saturday

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will intensify into a powerful "bomb cyclone" as it blasts the East Coast with heavy snow and high winds on Saturday.As a strong upper-level jet stream plunges out of the West, it will spawn the development of a surface low-pressure system along a cold front in the lower Mississippi Valley.

That low will then rapidly strengthen as it tracks into the Northeast by Saturday and Atlantic Canada on Sunday.Meteorologists use the term bomb cyclone to describe a low-pressure system that undergoes "bombogenesis" – defined as a rapid pressure drop of at least 24 millibars in 24 hours or less – indicative of a very intense storm system.

In general, the lower the pressure, the higher the strength of the winds.According to David Roth, a meteorologist at NOAA's Weather Prediction Center, all-time record-low pressures could be set across portions of Atlantic Canada as this storm "bombs out" over the weekend.The National Weather Service has issued Winter Storm Warnings, Winter Storm Watches and Winter Weather Advisories from parts of the Southern Plains to the mid-South, Ohio Valley, Appalachians and interior Northeast.

Areas included in the Winter Storm Warnings are expected to see the worst driving conditions due to the snow, but hazardous travel is possible in all of these locations under winter weather alerts.Winter weather alerts stretch from the Southern Plains to the interior Northeast.(FOX Weather) Here's our current outlook for the storm's timing, followed by the forecast snow amounts.

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