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Maryland Weather: Frost Advisory for Northern Counties

A surge of cooler air moves in tonight, dropping low temperatures into the upper 30s and lower 40s b
A surge of cooler air moves in tonight, dropping low temperatures into the upper 30s and lower 40s b 01:44

BALTIMORE-- Frost advisory for northern Baltimore, Carroll, Frederick, Montgomery and Howard counties Sunday morning from 3am until 9am. Dry, sunny and cool weekend. A bit of a breeze Saturday night with temperatures dropping to the 30s and 40s and breezy northwesterly winds with peak gusts between between 15-20 mph at times. 

If you will be enjoying the evening outside, be sure to secure hats and costumes and add the long sleeve. A surge of cooler air moves in tonight, dropping low temperatures into the upper 30s and lower 40s by Sunday morning.

Sunday afternoon highs will only reach the mid to upper 50s to near 60 degrees under mostly sunny skies. Sunday night into Monday morning will be the coldest period of the week, with temperatures dipping into the the upper 20s and low to mid-30s outside the Beltway. Widespread frost is expected. A Freeze Watch goes into effect Sunday night through early Monday morning.

After a chilly start to the work week, temperatures will gradually warm up. Monday's high temperatures reach into the lower 60s. As the week progresses, temperatures rise, registering in the upper 60s to near 70 on Tuesday and well into the 70s by Wednesday.

Halloween looks fantastic for trick-or-treaters, with plenty of sunshine and unseasonably warm temperatures across the area. Many locations will likely see highs close to 80 degrees Thursday afternoon, making it one of the warmest Halloweens on record.

A cold front approaches on Thursday night and will likely knock temperatures down a bit by late week. A few showers are possible, but at the moment this front looks moisture starved as well.

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