CLOUDS in fs9

ok..i know this has been talked about before..but i was wondering if anyone knows how to fix the problem...we all know when you put in an overcast layer of clouds..in fs9 they are not completely overcast..i know there are cloud programs out there for fs9 but was wondering if anyone know how to tweek the existing fs9 cloud program..in fs 2002 overcast was just that a solid layer non see through deck of clouds ..i do have my sliders correct at 100% coverage and dence..any tricks out there to make overcast true ovecast in fs9
?thanks...
