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

2015052600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015052500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015052400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015052300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015052200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015052100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015052000
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051900
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051800
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051700
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015051200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360

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