DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 1136 PM CST FRI DEC 18 2015 VALID TIME 191200Z - 201200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... && ... HAIL ... && ... WIND ... && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... &&