| 31. | A cool rain will occur near a low pressure center as it moves from southeastern Michigan to northern New England.
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| 32. | During winter, snow forecasters often focus on places that are 100 to 200 miles northwest of a low pressure center.
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| 33. | Bands of showers and some thunderstorms will swirl near a broad low-pressure center across the eastern Gulf of Mexico and Florida.
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| 34. | Periods of cool rain will fall near a low-pressure center as it moves across northern Minnesota to the northern Great Lakes.
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| 35. | The day will dawn with subfreezing temperatures reaching the central Gulf Coast as a cold high pressure center crosses the Southeast.
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| 36. | If they are not marked, troughs may still be identified as an extension of isobars away from a low pressure center.
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| 37. | On Saturday night, the low pressure center will strengthen off the Maine coast, bringing additional heavy snow to interior New England.
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| 38. | Clouds and intermittent rain will occur north of a low pressure center as it moves through the northern Great Lakes states.
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| 39. | Gusty winds will circulate over a large area around a vigorous low-pressure center as it moves east through the Great Lakes.
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| 40. | Rain will move north through the Ohio Valley into the Northeast as a low-pressure center approaches the northeast from western Tennessee.
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