Relative Measure of Predictability for 500 hPa (Initial Time and Forecast Hours)
2008092000
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091900
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091800
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091700
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2008091300
24
48
72
96