part of the reason why satellite 6 and action radar seeping us clear not a khoudz in the sky toy insew points. dry air mass and winds diminish so this will lead the way to pretty tremendous radiational cooling. philadelphia tomorrow morning down to 23 degrees. millville down 16, trenton 19, forecasting low of 15 in allentown is that the any record low for date and reading 16 that would tie a record low . >> and high pressure will begin to work to the east. and what this will do is bring us southwesterly flow tomorrow. usually that brings us a quick warm-up. what's going on is called up version cooler air trapped at the surface and temperatures ten be blow average. it feels nicer than today's high of 37. on sunday inversion graekz and thil will allow miles or air to 34506 in. 56 for the high. this warm -- i -- great weather for the philadelphia marathon. rothman 8 k chilly temperatures upper 20s. for half marathon and marathon start 38 degrees and temperatures climbing through 40s during the race and by noon, 5 2. great weather for running a marathon. good luck to the runners. cigaret