Originally Posted by
Walter Sobchak
Sorry for your loss.
The more observant they are the more likely she is going to be buried very quickly. Especially if they're Orthodox or Hasidic. Sunday is my guess, because we don't bury or mourn on Shabbat. If they are Reform or Conservative they may wait a bit especially if they have the mishpoche coming in from places out of town.
Best bet is contact someone who will know the arrangements, and be prepared to move quickly.
"The memory of the righteous shall be for a blessing." Z"L