MONDAY WEATHER BRIEFING

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(Click images to enlarge)TODAY: Cold front moved through with little fanfare last night; the airport picked up a trace of rain. The rest of today looks beautiful with some sunshine and comfortable air. After a warm night last night, tonight will be more like Friday and Saturday nights with lows in the lower 50s. Current surface map:monamTUESDAY THROUGH THURSDAY: The weather pattern will be unusual for late August...more like late-September! A large, powerful trough of low pressure will park over the northern Great Lakes. This will steer cool, Canadian air into the region.500TUESHigh temperatures will closer to the average for September 21. Highs today through Thursday:highstoday   highstuehighswedshighsthursWith all that cold air above our heads under the trough, a passing shower or sprinkle cannot be ruled out, especially on Wednesday. Otherwise, DRY is the name of the game. Rain totals through Friday night will be zero or at most a couple of hundredths of an inch.rainthisweekLONG RANGE: I have been preaching this for a while, but summer is NOT OVER. Pools and air conditioners will be used again before you know it. Warmer-than-average air is likely to return by late in the weekend and early next week. 16 day numbers off the GFS ensemble model:16dayAnd September is likely to be warmer-than-average as a whole. The climate models have been advertising that for a while.septMore on all these topics this evening on "Weather For Weather Geeks"!