Tailoring weather information for use in supporting NATO training exercises, including the one just concluded in Northern Greece and Turkey, is all part of the unusual U.S. Air Force assignment of First Lt. Donald D. Cameron at Kindsbacli, Germany.The lieutenant, son of Mr. and Mrs. Leslie F. Cameron of 1021 Clark Ave., Burbank, serves at the U.S. Air Forces in Europe Forecast Center, the largest of its kind on the European continent.The weather forecaster and center staff provide meteorological support forthe U.S. 17th Air Force and. upon re quest, NATO's Fourth Allied Tactical Air Force.