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

2015042700
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015042000
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041900
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041800
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041700
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2015041300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360

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