Syslog Watcher allows you to set a custom time format: Settings > Format Settings
The following table defines the time format placeholders.

Time Placeholder	Value
h	Hours with no leading zero for single-digit hours; 12-hour clock
hh	Hours with leading zero for single-digit hours; 12-hour clock
H	Hours with no leading zero for single-digit hours; 24-hour clock
HH	Hours with leading zero for single-digit hours; 24-hour clock
m	Minutes with no leading zero for single-digit minutes
mm	Minutes with leading zero for single-digit minutes
s	Seconds with no leading zero for single-digit seconds
ss	Seconds with leading zero for single-digit seconds
t	One character time marker string, such as A or P
tt	Multi-character time marker string, such as AM or PM
###	Milliseconds with leading zeros (always 3 digits)

For example, to get the time formatted as "02:29:05 PM", set the format: "hh:mm:ss tt"