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 %
0 553 11972 5
5 24 218 11
10 115 764 15
15 43 231 19
20 166 670 25
25 162 552 29
30 174 469 37
35 22 48 46
40 222 570 39
45 0 0 --
50 250 536 47
55 4 4 100
60 382 629 61
65 90 142 63
70 36 50 72
75 527 804 66
80 92 122 75
85 6 13 46
90 590 726 81
95 280 295 95
100 895 953 94

Observed Not Observed
Forecasted 895 (H) 58 (F)
Not Forecasted 553 (M) 11419 (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