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Severe thunderstorm watch issued for Western Mass. until midnight

The National Weather Service has issued a severe thunderstorm watch, effective until midnight tonight, for the western part of the state.

The forecasters say a line of strong to severe thunderstorms may work its way into Western New England after 10 p.m. and then weaken as it moves east.

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The main threat from the storm will be strong to damaging straight-line wind gusts, the forecasters said in a Web posting. They also warned of brief torrential rain.

Areas in the watch include Greenfield, Northampton, and Springfield.

The watch was issued a day after a series of violent storms rumbled through the state. Forecasters said one storm generated a microburst, or sudden downdraft in Bedford, that toppled trees with winds of up to 100 miles per hour.

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