Maunakea Weather Center

MKWC Forecaster Fog Statistics
Select Forecaster: MKWC Forecaster | GFS | WRF
Select Variable: Fog | Temperature | Precipitable Water | Seeing
Select Forecast Night: Night-1 | Night-2 | Night-3 | Night-4 | Night-5
% Chance Num. of Times Observed Num. of Times this % Forecasted Forecaster's %
0 614 11638 5
5 33 242 14
10 153 800 19
15 44 228 19
20 165 631 26
25 214 634 34
30 150 440 34
35 11 43 26
40 226 550 41
45 1 1 100
50 316 663 48
55 6 10 60
60 381 689 55
65 75 163 46
70 30 62 48
75 549 902 61
80 98 141 70
85 23 25 92
90 808 1018 79
95 286 312 92
100 518 553 94

Observed Not Observed
Forecasted 518 (H) 35 (F)
Not Forecasted 614 (M) 11024 (Z)

Skill Stats
Proportion of Perfect FCSTS (PPF)0.95
Probability of Detection (POD)0.46
False Alarm Rate (FAR)000
Frequency Bias Index (FBI)0.49

PPF = (H+Z)/(H+F+M+Z)FAR = F/(F+Z)
FBI = (H+F)/(H+M)POD = H/(H+M)

Fog Stats last updated on: Tue, Mar 21 2023 - 2052 UTC