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 %
0 555 12074 5
5 26 220 12
10 115 766 15
15 45 235 19
20 170 674 25
25 166 556 30
30 174 469 37
35 22 48 46
40 222 570 39
45 0 0 --
50 252 541 47
55 4 4 100
60 382 631 61
65 93 147 63
70 36 50 72
75 539 823 65
80 92 122 75
85 6 13 46
90 601 737 82
95 284 299 95
100 897 955 94

Observed Not Observed
Forecasted 897 (H) 58 (F)
Not Forecasted 555 (M) 11519 (Z)

Skill Stats
Proportion of Perfect FCSTS (PPF)0.95
Probability of Detection (POD)0.62
False Alarm Rate (FAR)0.01
Frequency Bias Index (FBI)0.66

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