Relative Measure of Predictability for 500 hPa (Initial Time and Forecast Hours)

2018121400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018121300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018121200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018121100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018121000
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120900
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120800
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120700
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018120100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018113000
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360

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