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

2018081400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018081300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018081200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018081100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018081000
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080900
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080800
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080700
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080600
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080500
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080400
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080300
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080200
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018080100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360
2018073100
24
48
72
96
120
144
168
192
216
240
264
288
312
336
360

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