RTC time condition not respected by sketch program

[touch1337]

@t-dog-69

byte second;
byte minute;
byte hour;
[...]
secondsAfterMidnight = 3600HL * hour + 60 * minute + second;

This wont work. hour, minute and second dont have any values yet - you can't use them in a calculation before you assign values to them.
You need to put the calculation somewhere after the lines where you set the values of hour, minute and second.