Fall is settling in for real across the Baltimore area tonight with high pressure overhead giving us calm and clear conditions. That sounds nice, but those clear skies are also going to let temperatures tumble. It's the classic setup for one of those crisp October nights where you can see your breath and your car windshield frosts over before sunrise. As that high gradually drifts north into Canada this weekend, we stay seasonably cool around here — but the bigger story is the pattern shift waiting for us next week.

MARYLAND TONIGHT: FIRST BIG FROST FOR BALTIMORE SUBURBS

Tonight will be the coldest of the stretch, especially away from the heat of downtown Baltimore and the Chesapeake Bay. Frost Advisories remain posted for areas just outside the beltway, and more rural spots north and we

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