See if anything here helps you.
https://www.ballreviews.com/miscellaneous/modified-house-shot/msg2605695/#msg2605695 (https://www.ballreviews.com/miscellaneous/modified-house-shot/msg2605695/#msg2605695)
This is probably the most useful post from that thread:
"Since no 2 house shots are the same no 2 modified house shots are the same. Most common thing I have seen is the pattern flattened out just a little, but still much more crowned than a sport pattern".
You generally need to play these kind of conditions further in, since there is more of an OB than one usually sees on a THS.