It was another in a string of blissful fall days. Temperatures made the mid and upper 70s in most spots. That’s well above normal for the date and it should be the last warmth of such stature for a while. Of course, our cool-down is back toward temperatures we might expect this time of year.

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       Through Tonight: Clouds will increase this evening and into the night. A cold front is passing, largely in a dry way, but it may drop a couple of random sprinkles or a quick shower late at night. Lows will be in the 50s to near 60.

       View the current weather at The Washington Post.

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       Tomorrow (Friday): We may still be kicking some clouds associated with the front in the morning. Otherwise, it will be rather sunny, with maybe some more clouds late in the day. Temperatures will be down about 10 degrees from today, and pretty close to normal, in the upper 60s to near 70. Winds will be from the northwest around five to 10 mph.

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       See David Streit’s forecast through the weekend. And if you haven’t already, join us on Facebook and follow us on Twitter and Instagram. For related traffic news, check out Gridlock.

       Pollen update: Mold spores are low/moderate. Tree, grass and weed pollen are all low.

       Climatology taking its toll: Today may have been the last day of the year with temperatures approaching 80. The average high is 68 in D.C., off a low of 50. By Nov. 10, those numbers will have fallen to 60 for a high and 43 for a low. Below, you can see today’s warmth at left, with increasingly cool colors as we move farther ahead in time. (The ensemble system runs a control and 50 members, bottom to top in the graphic below.)

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