it's weak low pressure along the atlantic sea board.me of this tropical moisture coming in off the warmer waters of the gulfstream, moving it inland. as it does so, it's going to give us needed rain. this is the rainfall totals we may be getting. some of the heavier amounts here on the eastern shore. these areas in orange and red could get three, four inches or more there. closer to washington, the areas in blue and lavender, generally one to two to 2.5 inches. this is all by the time it tapers off and ends sunday afternoon into sunday evening. for the rest of the day today, noontime, showers around much of the region. chances of a little bit of lightning with a high around 80. if you are going to the game, any lightning will probably suspend the game for a time. there may be occasional showers as the skins take on the colts of fedex field. kickoff 4:00 this evening. if you're going out, maybe some showers. maybe a little bit of lightning, in the 70s through saturday night. sunday a little sun back. afternoon highs into the mid-80s. mig